Merge pull request #157 from hicccc77/dev

Dev

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22.12
           cache: 'npm'
 
       - name: Install Dependencies
@@ -39,13 +39,23 @@ jobs:
           npx tsc
           npx vite build
 
-      - name: Inject Configuration
-        shell: bash
-        run: |
-          npm pkg set build.releaseInfo.releaseNotes="修复了一些已知问题"
-
       - name: Package and Publish
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           npx electron-builder --publish always
+
+      - name: Update Release Notes
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        shell: bash
+        run: |
+          cat <<EOF > release_notes.md
+          ## 更新日志
+          修复了一些已知问题
+
+          ## 加入我们的群
+          [点击加入 Telegram 群](https://t.me/+hn3QzNc4DbA0MzNl)
+          EOF
+          
+          gh release edit "$GITHUB_REF_NAME" --notes-file release_notes.md

README.md

@@ -25,16 +25,29 @@ WeFlow 是一个**完全本地**的微信**实时**聊天记录查看、分析
 </a>
 </p>
 
+
 > [!TIP]
 > 如果导出聊天记录后，想深入分析聊天内容可以试试 [ChatLab](https://chatlab.fun/)
 
+> [!NOTE]
+> 仅支持微信 **4.0 及以上**版本，确保你的微信版本符合要求
+
+
+# 加入微信交流群
+
+> 🎉 扫码加入微信群，与其他 WeFlow 用户一起交流问题和使用心得。
+
+<p align="center">
+  <img src="mdassets/us.png" alt="WeFlow 微信交流群二维码" width="220" style="margin-right: 16px;"
+</p>
+
 ## 主要功能
 
 - 本地实时查看聊天记录
 - 统计分析与群聊画像
 - 年度报告与可视化概览
 - 导出聊天记录为 HTML 等格式
-- 本地解密与数据库管理
+
 
 ## 快速开始
 
@@ -61,39 +74,19 @@ npm run build
 
 打包产物在 `release` 目录下。
 
-## 技术栈
 
-- **前端**: React 19 + TypeScript + Zustand
-- **桌面**: Electron 39
-- **构建**: Vite + electron-builder
-- **数据库**: better-sqlite3 + WCDB DLL
-- **样式**: SCSS + CSS Variables
-
-## 项目结构
-
-```
-WeFlow/
-├── electron/              # Electron 主进程
-│   ├── main.ts           # 主进程入口
-│   ├── preload.ts        # 预加载脚本
-│   └── services/         # 后端服务
-│       ├── chatService.ts      # 聊天数据服务
-│       ├── wcdbService.ts      # 数据库服务
-│       └── ...
-├── src/                   # React 前端
-│   ├── components/       # 通用组件
-│   ├── pages/            # 页面组件
-│   ├── stores/           # Zustand 状态管理
-│   ├── services/         # 前端服务
-│   └── types/            # TypeScript 类型定义
-├── public/               # 静态资源
-└── resources/            # 打包资源
-```
 
 ## 致谢
 
 - [密语 CipherTalk](https://github.com/ILoveBingLu/miyu) 为本项目提供了基础框架
 
+## 支持我们
+
+如果 WeFlow 确实帮到了你，可以考虑请我们喝杯咖啡：
+
+
+> TRC20  **Address:** `TZCtAw8CaeARWZBfvjidCnTcfnAtf6nvS6`
+
 
 ## Star History
 
@@ -111,6 +104,4 @@ WeFlow/
 
 **请负责任地使用本工具，遵守相关法律法规**
 
-我们总是在向前走，却很少有机会回头看看
-
 </div>

electron/main.ts

@@ -1,6 +1,7 @@
-import { app, BrowserWindow, ipcMain, nativeTheme } from 'electron'
+import './preload-env'
+import { app, BrowserWindow, ipcMain, nativeTheme, session } from 'electron'
 import { Worker } from 'worker_threads'
-import { join } from 'path'
+import { join, dirname } from 'path'
 import { autoUpdater } from 'electron-updater'
 import { readFile, writeFile, mkdir } from 'fs/promises'
 import { existsSync } from 'fs'
@@ -13,10 +14,13 @@ import { imagePreloadService } from './services/imagePreloadService'
 import { analyticsService } from './services/analyticsService'
 import { groupAnalyticsService } from './services/groupAnalyticsService'
 import { annualReportService } from './services/annualReportService'
-import { exportService, ExportOptions } from './services/exportService'
+import { exportService, ExportOptions, ExportProgress } from './services/exportService'
 import { KeyService } from './services/keyService'
 import { voiceTranscribeService } from './services/voiceTranscribeService'
 import { videoService } from './services/videoService'
+import { snsService } from './services/snsService'
+import { contactExportService } from './services/contactExportService'
+import { windowsHelloService } from './services/windowsHelloService'
 
 
 // 配置自动更新
@@ -28,6 +32,47 @@ const AUTO_UPDATE_ENABLED =
   process.env.AUTO_UPDATE_ENABLED === '1' ||
   (process.env.AUTO_UPDATE_ENABLED == null && !process.env.VITE_DEV_SERVER_URL)
 
+// 使用白名单过滤 PATH，避免被第三方目录中的旧版 VC++ 运行库劫持。
+// 仅保留系统目录（Windows/System32/SysWOW64）和应用自身目录（可执行目录、resources）。
+function sanitizePathEnv() {
+  // 开发模式不做裁剪，避免影响本地工具链
+  if (process.env.VITE_DEV_SERVER_URL) return
+
+  const rawPath = process.env.PATH || process.env.Path
+  if (!rawPath) return
+
+  const sep = process.platform === 'win32' ? ';' : ':'
+  const parts = rawPath.split(sep).filter(Boolean)
+
+  const systemRoot = process.env.SystemRoot || process.env.WINDIR || ''
+  const safePrefixes = [
+    systemRoot,
+    systemRoot ? join(systemRoot, 'System32') : '',
+    systemRoot ? join(systemRoot, 'SysWOW64') : '',
+    dirname(process.execPath),
+    process.resourcesPath,
+    join(process.resourcesPath || '', 'resources')
+  ].filter(Boolean)
+
+  const normalize = (p: string) => p.replace(/\\/g, '/').toLowerCase()
+  const isSafe = (p: string) => {
+    const np = normalize(p)
+    return safePrefixes.some((prefix) => np.startsWith(normalize(prefix)))
+  }
+
+  const filtered = parts.filter(isSafe)
+  if (filtered.length !== parts.length) {
+    const removed = parts.filter((p) => !isSafe(p))
+    console.warn('[WeFlow] 使用白名单裁剪 PATH，移除目录:', removed)
+    const nextPath = filtered.join(sep)
+    process.env.PATH = nextPath
+    process.env.Path = nextPath
+  }
+}
+
+// 启动时立即清理 PATH，后续创建的 worker 也能继承安全的环境
+sanitizePathEnv()
+
 // 单例服务
 let configService: ConfigService | null = null
 
@@ -94,6 +139,28 @@ function createWindow(options: { autoShow?: boolean } = {}) {
     win.loadFile(join(__dirname, '../dist/index.html'))
   }
 
+  // 拦截请求，修改 Referer 和 User-Agent 以通过微信 CDN 鉴权
+  session.defaultSession.webRequest.onBeforeSendHeaders(
+    {
+      urls: [
+        '*://*.qpic.cn/*',
+        '*://*.qlogo.cn/*',
+        '*://*.wechat.com/*',
+        '*://*.weixin.qq.com/*'
+      ]
+    },
+    (details, callback) => {
+      details.requestHeaders['User-Agent'] = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) WindowsWechat(0x63090719) XWEB/8351"
+      details.requestHeaders['Accept'] = "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8"
+      details.requestHeaders['Accept-Encoding'] = "gzip, deflate, br"
+      details.requestHeaders['Accept-Language'] = "zh-CN,zh;q=0.9"
+      details.requestHeaders['Referer'] = "https://servicewechat.com/"
+      details.requestHeaders['Connection'] = "keep-alive"
+      details.requestHeaders['Range'] = "bytes=0-"
+      callback({ cancel: false, requestHeaders: details.requestHeaders })
+    }
+  )
+
   return win
 }
 
@@ -167,10 +234,11 @@ function createOnboardingWindow() {
     : join(process.resourcesPath, 'icon.ico')
 
   onboardingWindow = new BrowserWindow({
-    width: 1100,
-    height: 720,
+    width: 960,
+    height: 680,
     minWidth: 900,
-    minHeight: 600,
+    minHeight: 620,
+    resizable: false,
     frame: false,
     transparent: true,
     backgroundColor: '#00000000',
@@ -302,6 +370,66 @@ function createVideoPlayerWindow(videoPath: string, videoWidth?: number, videoHe
   return win
 }
 
+/**
+ * 创建独立的聊天记录窗口
+ */
+function createChatHistoryWindow(sessionId: string, messageId: number) {
+  const isDev = !!process.env.VITE_DEV_SERVER_URL
+  const iconPath = isDev
+    ? join(__dirname, '../public/icon.ico')
+    : join(process.resourcesPath, 'icon.ico')
+
+  // 根据系统主题设置窗口背景色
+  const isDark = nativeTheme.shouldUseDarkColors
+
+  const win = new BrowserWindow({
+    width: 600,
+    height: 800,
+    minWidth: 400,
+    minHeight: 500,
+    icon: iconPath,
+    webPreferences: {
+      preload: join(__dirname, 'preload.js'),
+      contextIsolation: true,
+      nodeIntegration: false
+    },
+    titleBarStyle: 'hidden',
+    titleBarOverlay: {
+      color: '#00000000',
+      symbolColor: isDark ? '#ffffff' : '#1a1a1a',
+      height: 32
+    },
+    show: false,
+    backgroundColor: isDark ? '#1A1A1A' : '#F0F0F0',
+    autoHideMenuBar: true
+  })
+
+  win.once('ready-to-show', () => {
+    win.show()
+  })
+
+  if (process.env.VITE_DEV_SERVER_URL) {
+    win.loadURL(`${process.env.VITE_DEV_SERVER_URL}#/chat-history/${sessionId}/${messageId}`)
+
+    win.webContents.on('before-input-event', (event, input) => {
+      if (input.key === 'F12' || (input.control && input.shift && input.key === 'I')) {
+        if (win.webContents.isDevToolsOpened()) {
+          win.webContents.closeDevTools()
+        } else {
+          win.webContents.openDevTools()
+        }
+        event.preventDefault()
+      }
+    })
+  } else {
+    win.loadFile(join(__dirname, '../dist/index.html'), {
+      hash: `/chat-history/${sessionId}/${messageId}`
+    })
+  }
+
+  return win
+}
+
 function showMainWindow() {
   shouldShowMain = true
   if (mainWindowReady) {
@@ -408,7 +536,7 @@ function registerIpcHandlers() {
 
     // 监听下载进度
     autoUpdater.on('download-progress', (progress) => {
-      win?.webContents.send('app:downloadProgress', progress.percent)
+      win?.webContents.send('app:downloadProgress', progress)
     })
 
     // 下载完成后自动安装
@@ -463,6 +591,12 @@ function registerIpcHandlers() {
     createVideoPlayerWindow(videoPath, videoWidth, videoHeight)
   })
 
+  // 打开聊天记录窗口
+  ipcMain.handle('window:openChatHistoryWindow', (_, sessionId: string, messageId: number) => {
+    createChatHistoryWindow(sessionId, messageId)
+    return true
+  })
+
   // 根据视频尺寸调整窗口大小
   ipcMain.handle('window:resizeToFitVideo', (event, videoWidth: number, videoHeight: number) => {
     const win = BrowserWindow.fromWebContents(event.sender)
@@ -540,6 +674,10 @@ function registerIpcHandlers() {
     return dbPathService.scanWxids(rootPath)
   })
 
+  ipcMain.handle('dbpath:scanWxidCandidates', async (_, rootPath: string) => {
+    return dbPathService.scanWxidCandidates(rootPath)
+  })
+
   ipcMain.handle('dbpath:getDefault', async () => {
     return dbPathService.getDefaultPath()
   })
@@ -573,8 +711,8 @@ function registerIpcHandlers() {
     return chatService.enrichSessionsContactInfo(usernames)
   })
 
-  ipcMain.handle('chat:getMessages', async (_, sessionId: string, offset?: number, limit?: number) => {
-    return chatService.getMessages(sessionId, offset, limit)
+  ipcMain.handle('chat:getMessages', async (_, sessionId: string, offset?: number, limit?: number, startTime?: number, endTime?: number, ascending?: boolean) => {
+    return chatService.getMessages(sessionId, offset, limit, startTime, endTime, ascending)
   })
 
   ipcMain.handle('chat:getLatestMessages', async (_, sessionId: string, limit?: number) => {
@@ -582,11 +720,15 @@ function registerIpcHandlers() {
   })
 
   ipcMain.handle('chat:getContact', async (_, username: string) => {
-    return chatService.getContact(username)
+    return await chatService.getContact(username)
   })
 
   ipcMain.handle('chat:getContactAvatar', async (_, username: string) => {
-    return chatService.getContactAvatar(username)
+    return await chatService.getContactAvatar(username)
+  })
+
+  ipcMain.handle('chat:getContacts', async () => {
+    return await chatService.getContacts()
   })
 
   ipcMain.handle('chat:getCachedMessages', async (_, sessionId: string) => {
@@ -627,10 +769,26 @@ function registerIpcHandlers() {
     })
   })
 
-  ipcMain.handle('chat:getMessageById', async (_, sessionId: string, localId: number) => {
+  ipcMain.handle('chat:getMessage', async (_, sessionId: string, localId: number) => {
     return chatService.getMessageById(sessionId, localId)
   })
 
+  ipcMain.handle('chat:execQuery', async (_, kind: string, path: string | null, sql: string) => {
+    return chatService.execQuery(kind, path, sql)
+  })
+
+  ipcMain.handle('sns:getTimeline', async (_, limit: number, offset: number, usernames?: string[], keyword?: string, startTime?: number, endTime?: number) => {
+    return snsService.getTimeline(limit, offset, usernames, keyword, startTime, endTime)
+  })
+
+  ipcMain.handle('sns:debugResource', async (_, url: string) => {
+    return snsService.debugResource(url)
+  })
+
+  ipcMain.handle('sns:proxyImage', async (_, url: string) => {
+    return snsService.proxyImage(url)
+  })
+
   // 私聊克隆
 
 
@@ -645,15 +803,35 @@ function registerIpcHandlers() {
     return true
   })
 
+  // Windows Hello
+  ipcMain.handle('auth:hello', async (event, message?: string) => {
+    // 无论哪个窗口调用，都尝试强制附着到主窗口，确保体验一致
+    // 如果主窗口不存在（极其罕见），则回退到调用者窗口
+    const targetWin = (mainWindow && !mainWindow.isDestroyed())
+      ? mainWindow
+      : (BrowserWindow.fromWebContents(event.sender) || undefined)
+
+    return windowsHelloService.verify(message, targetWin)
+  })
+
   // 导出相关
-  ipcMain.handle('export:exportSessions', async (_, sessionIds: string[], outputDir: string, options: ExportOptions) => {
-    return exportService.exportSessions(sessionIds, outputDir, options)
+  ipcMain.handle('export:exportSessions', async (event, sessionIds: string[], outputDir: string, options: ExportOptions) => {
+    const onProgress = (progress: ExportProgress) => {
+      if (!event.sender.isDestroyed()) {
+        event.sender.send('export:progress', progress)
+      }
+    }
+    return exportService.exportSessions(sessionIds, outputDir, options, onProgress)
   })
 
   ipcMain.handle('export:exportSession', async (_, sessionId: string, outputPath: string, options: ExportOptions) => {
     return exportService.exportSessionToChatLab(sessionId, outputPath, options)
   })
 
+  ipcMain.handle('export:exportContacts', async (_, outputDir: string, options: any) => {
+    return contactExportService.exportContacts(outputDir, options)
+  })
+
   // 数据分析相关
   ipcMain.handle('analytics:getOverallStatistics', async (_, force?: boolean) => {
     return analyticsService.getOverallStatistics(force)
@@ -732,6 +910,10 @@ function registerIpcHandlers() {
     return groupAnalyticsService.getGroupMediaStats(chatroomId, startTime, endTime)
   })
 
+  ipcMain.handle('groupAnalytics:exportGroupMembers', async (_, chatroomId: string, outputPath: string) => {
+    return groupAnalyticsService.exportGroupMembers(chatroomId, outputPath)
+  })
+
   // 打开协议窗口
   ipcMain.handle('window:openAgreementWindow', async () => {
     createAgreementWindow()
@@ -931,6 +1113,17 @@ app.whenReady().then(() => {
     createOnboardingWindow()
   }
 
+  // 解决朋友圈图片无法加载问题（添加 Referer）
+  session.defaultSession.webRequest.onBeforeSendHeaders(
+    {
+      urls: ['*://*.qpic.cn/*', '*://*.wx.qq.com/*']
+    },
+    (details, callback) => {
+      details.requestHeaders['Referer'] = 'https://wx.qq.com/'
+      callback({ requestHeaders: details.requestHeaders })
+    }
+  )
+
   // 启动时检测更新
   checkForUpdatesOnStartup()
 

electron/nodert.d.ts

@@ -0,0 +1,24 @@
+declare module '@nodert-win10-rs4/windows.security.credentials.ui' {
+    export enum UserConsentVerificationResult {
+        Verified = 0,
+        DeviceNotPresent = 1,
+        NotConfiguredForUser = 2,
+        DisabledByPolicy = 3,
+        DeviceBusy = 4,
+        RetriesExhausted = 5,
+        Canceled = 6
+    }
+
+    export enum UserConsentVerifierAvailability {
+        Available = 0,
+        DeviceNotPresent = 1,
+        NotConfiguredForUser = 2,
+        DisabledByPolicy = 3,
+        DeviceBusy = 4
+    }
+
+    export class UserConsentVerifier {
+        static checkAvailabilityAsync(callback: (err: Error | null, availability: UserConsentVerifierAvailability) => void): void;
+        static requestVerificationAsync(message: string, callback: (err: Error | null, result: UserConsentVerificationResult) => void): void;
+    }
+}

electron/preload-env.ts

@@ -0,0 +1,39 @@
+import { join, dirname } from 'path'
+
+/**
+ * 强制将本地资源目录添加到 PATH 最前端，确保优先加载本地 DLL
+ * 解决系统中存在冲突版本的 DLL 导致的应用崩溃问题
+ */
+function enforceLocalDllPriority() {
+    const isDev = !!process.env.VITE_DEV_SERVER_URL
+    const sep = process.platform === 'win32' ? ';' : ':'
+
+    let possiblePaths: string[] = []
+
+    if (isDev) {
+        // 开发环境
+        possiblePaths.push(join(process.cwd(), 'resources'))
+    } else {
+        // 生产环境
+        possiblePaths.push(dirname(process.execPath))
+        if (process.resourcesPath) {
+            possiblePaths.push(process.resourcesPath)
+        }
+    }
+
+    const dllPaths = possiblePaths.join(sep)
+
+    if (process.env.PATH) {
+        process.env.PATH = dllPaths + sep + process.env.PATH
+    } else {
+        process.env.PATH = dllPaths
+    }
+
+    console.log('[WeFlow] Environment PATH updated to enforce local DLL priority:', dllPaths)
+}
+
+try {
+    enforceLocalDllPriority()
+} catch (e) {
+    console.error('[WeFlow] Failed to enforce local DLL priority:', e)
+}

electron/preload.ts

@@ -9,6 +9,11 @@ contextBridge.exposeInMainWorld('electronAPI', {
     clear: () => ipcRenderer.invoke('config:clear')
   },
 
+  // 认证
+  auth: {
+    hello: (message?: string) => ipcRenderer.invoke('auth:hello', message)
+  },
+
 
   // 对话框
   dialog: {
@@ -29,7 +34,7 @@ contextBridge.exposeInMainWorld('electronAPI', {
     getVersion: () => ipcRenderer.invoke('app:getVersion'),
     checkForUpdates: () => ipcRenderer.invoke('app:checkForUpdates'),
     downloadAndInstall: () => ipcRenderer.invoke('app:downloadAndInstall'),
-    onDownloadProgress: (callback: (progress: number) => void) => {
+    onDownloadProgress: (callback: (progress: any) => void) => {
       ipcRenderer.on('app:downloadProgress', (_, progress) => callback(progress))
       return () => ipcRenderer.removeAllListeners('app:downloadProgress')
     },
@@ -57,13 +62,16 @@ contextBridge.exposeInMainWorld('electronAPI', {
     openVideoPlayerWindow: (videoPath: string, videoWidth?: number, videoHeight?: number) =>
       ipcRenderer.invoke('window:openVideoPlayerWindow', videoPath, videoWidth, videoHeight),
     resizeToFitVideo: (videoWidth: number, videoHeight: number) =>
-      ipcRenderer.invoke('window:resizeToFitVideo', videoWidth, videoHeight)
+      ipcRenderer.invoke('window:resizeToFitVideo', videoWidth, videoHeight),
+    openChatHistoryWindow: (sessionId: string, messageId: number) =>
+      ipcRenderer.invoke('window:openChatHistoryWindow', sessionId, messageId)
   },
 
   // 数据库路径
   dbPath: {
     autoDetect: () => ipcRenderer.invoke('dbpath:autoDetect'),
     scanWxids: (rootPath: string) => ipcRenderer.invoke('dbpath:scanWxids', rootPath),
+    scanWxidCandidates: (rootPath: string) => ipcRenderer.invoke('dbpath:scanWxidCandidates', rootPath),
     getDefault: () => ipcRenderer.invoke('dbpath:getDefault')
   },
 
@@ -98,8 +106,8 @@ contextBridge.exposeInMainWorld('electronAPI', {
     getSessions: () => ipcRenderer.invoke('chat:getSessions'),
     enrichSessionsContactInfo: (usernames: string[]) =>
       ipcRenderer.invoke('chat:enrichSessionsContactInfo', usernames),
-    getMessages: (sessionId: string, offset?: number, limit?: number) =>
-      ipcRenderer.invoke('chat:getMessages', sessionId, offset, limit),
+    getMessages: (sessionId: string, offset?: number, limit?: number, startTime?: number, endTime?: number, ascending?: boolean) =>
+      ipcRenderer.invoke('chat:getMessages', sessionId, offset, limit, startTime, endTime, ascending),
     getLatestMessages: (sessionId: string, limit?: number) =>
       ipcRenderer.invoke('chat:getLatestMessages', sessionId, limit),
     getContact: (username: string) => ipcRenderer.invoke('chat:getContact', username),
@@ -118,7 +126,12 @@ contextBridge.exposeInMainWorld('electronAPI', {
       const listener = (_: any, payload: { msgId: string; text: string }) => callback(payload)
       ipcRenderer.on('chat:voiceTranscriptPartial', listener)
       return () => ipcRenderer.removeListener('chat:voiceTranscriptPartial', listener)
-    }
+    },
+    execQuery: (kind: string, path: string | null, sql: string) =>
+      ipcRenderer.invoke('chat:execQuery', kind, path, sql),
+    getContacts: () => ipcRenderer.invoke('chat:getContacts'),
+    getMessage: (sessionId: string, localId: number) =>
+      ipcRenderer.invoke('chat:getMessage', sessionId, localId)
   },
 
 
@@ -171,7 +184,8 @@ contextBridge.exposeInMainWorld('electronAPI', {
     getGroupMembers: (chatroomId: string) => ipcRenderer.invoke('groupAnalytics:getGroupMembers', chatroomId),
     getGroupMessageRanking: (chatroomId: string, limit?: number, startTime?: number, endTime?: number) => ipcRenderer.invoke('groupAnalytics:getGroupMessageRanking', chatroomId, limit, startTime, endTime),
     getGroupActiveHours: (chatroomId: string, startTime?: number, endTime?: number) => ipcRenderer.invoke('groupAnalytics:getGroupActiveHours', chatroomId, startTime, endTime),
-    getGroupMediaStats: (chatroomId: string, startTime?: number, endTime?: number) => ipcRenderer.invoke('groupAnalytics:getGroupMediaStats', chatroomId, startTime, endTime)
+    getGroupMediaStats: (chatroomId: string, startTime?: number, endTime?: number) => ipcRenderer.invoke('groupAnalytics:getGroupMediaStats', chatroomId, startTime, endTime),
+    exportGroupMembers: (chatroomId: string, outputPath: string) => ipcRenderer.invoke('groupAnalytics:exportGroupMembers', chatroomId, outputPath)
   },
 
   // 年度报告
@@ -191,7 +205,13 @@ contextBridge.exposeInMainWorld('electronAPI', {
     exportSessions: (sessionIds: string[], outputDir: string, options: any) =>
       ipcRenderer.invoke('export:exportSessions', sessionIds, outputDir, options),
     exportSession: (sessionId: string, outputPath: string, options: any) =>
-      ipcRenderer.invoke('export:exportSession', sessionId, outputPath, options)
+      ipcRenderer.invoke('export:exportSession', sessionId, outputPath, options),
+    exportContacts: (outputDir: string, options: any) =>
+      ipcRenderer.invoke('export:exportContacts', outputDir, options),
+    onProgress: (callback: (payload: { current: number; total: number; currentSession: string; phase: string }) => void) => {
+      ipcRenderer.on('export:progress', (_, payload) => callback(payload))
+      return () => ipcRenderer.removeAllListeners('export:progress')
+    }
   },
 
   whisper: {
@@ -203,5 +223,13 @@ contextBridge.exposeInMainWorld('electronAPI', {
       ipcRenderer.on('whisper:downloadProgress', (_, payload) => callback(payload))
       return () => ipcRenderer.removeAllListeners('whisper:downloadProgress')
     }
+  },
+
+  // 朋友圈
+  sns: {
+    getTimeline: (limit: number, offset: number, usernames?: string[], keyword?: string, startTime?: number, endTime?: number) =>
+      ipcRenderer.invoke('sns:getTimeline', limit, offset, usernames, keyword, startTime, endTime),
+    debugResource: (url: string) => ipcRenderer.invoke('sns:debugResource', url),
+    proxyImage: (url: string) => ipcRenderer.invoke('sns:proxyImage', url)
   }
 })

electron/services/chatService.ts

@@ -58,6 +58,26 @@ export interface Message {
   encrypVer?: number
   cdnThumbUrl?: string
   voiceDurationSeconds?: number
+  // Type 49 细分字段
+  linkTitle?: string        // 链接/文件标题
+  linkUrl?: string          // 链接 URL
+  linkThumb?: string        // 链接缩略图
+  fileName?: string         // 文件名
+  fileSize?: number         // 文件大小
+  fileExt?: string          // 文件扩展名
+  xmlType?: string          // XML 中的 type 字段
+  // 名片消息
+  cardUsername?: string     // 名片的微信ID
+  cardNickname?: string     // 名片的昵称
+  // 聊天记录
+  chatRecordTitle?: string  // 聊天记录标题
+  chatRecordList?: Array<{
+    datatype: number
+    sourcename: string
+    sourcetime: string
+    datadesc: string
+    datatitle?: string
+  }>
 }
 
 export interface Contact {
@@ -67,6 +87,15 @@ export interface Contact {
   nickName: string
 }
 
+export interface ContactInfo {
+  username: string
+  displayName: string
+  remark?: string
+  nickname?: string
+  avatarUrl?: string
+  type: 'friend' | 'group' | 'official' | 'other'
+}
+
 // 表情包缓存
 const emojiCache: Map<string, string> = new Map()
 const emojiDownloading: Map<string, Promise<string | null>> = new Map()
@@ -74,7 +103,7 @@ const emojiDownloading: Map<string, Promise<string | null>> = new Map()
 class ChatService {
   private configService: ConfigService
   private connected = false
-  private messageCursors: Map<string, { cursor: number; fetched: number; batchSize: number }> = new Map()
+  private messageCursors: Map<string, { cursor: number; fetched: number; batchSize: number; startTime?: number; endTime?: number; ascending?: boolean }> = new Map()
   private readonly messageBatchDefault = 50
   private avatarCache: Map<string, ContactCacheEntry>
   private readonly avatarCacheTtlMs = 10 * 60 * 1000
@@ -97,6 +126,9 @@ class ChatService {
     timeColumn?: string
     name2IdTable?: string
   }>()
+  // 缓存会话表信息，避免每次查询
+  private sessionTablesCache = new Map<string, Array<{ tableName: string; dbPath: string }>>()
+  private readonly sessionTablesCacheTtl = 300000 // 5分钟
 
   constructor() {
     this.configService = new ConfigService()
@@ -326,7 +358,11 @@ class ChatService {
       // 检查缓存
       for (const username of usernames) {
         const cached = this.avatarCache.get(username)
-        if (cached && now - cached.updatedAt < this.avatarCacheTtlMs) {
+        // 如果缓存有效且有头像，直接使用；如果没有头像，也需要重新尝试获取
+        // 额外检查：如果头像是无效的 hex 格式（以 ffd8 开头），也需要重新获取
+        const isValidAvatar = cached?.avatarUrl &&
+          !cached.avatarUrl.includes('base64,ffd8') // 检测错误的 hex 格式
+        if (cached && now - cached.updatedAt < this.avatarCacheTtlMs && isValidAvatar) {
           result[username] = {
             displayName: cached.displayName,
             avatarUrl: cached.avatarUrl
@@ -343,9 +379,17 @@ class ChatService {
           wcdbService.getAvatarUrls(missing)
         ])
 
+        // 收集没有头像 URL 的用户名
+        const missingAvatars: string[] = []
+
         for (const username of missing) {
           const displayName = displayNames.success && displayNames.map ? displayNames.map[username] : undefined
-          const avatarUrl = avatarUrls.success && avatarUrls.map ? avatarUrls.map[username] : undefined
+          let avatarUrl = avatarUrls.success && avatarUrls.map ? avatarUrls.map[username] : undefined
+
+          // 如果没有头像 URL，记录下来稍后从 head_image.db 获取
+          if (!avatarUrl) {
+            missingAvatars.push(username)
+          }
 
           const cacheEntry: ContactCacheEntry = {
             displayName: displayName || username,
@@ -357,6 +401,23 @@ class ChatService {
           this.avatarCache.set(username, cacheEntry)
           updatedEntries[username] = cacheEntry
         }
+
+        // 从 head_image.db 获取缺失的头像
+        if (missingAvatars.length > 0) {
+          const headImageAvatars = await this.getAvatarsFromHeadImageDb(missingAvatars)
+          for (const username of missingAvatars) {
+            const avatarUrl = headImageAvatars[username]
+            if (avatarUrl) {
+              result[username].avatarUrl = avatarUrl
+              const cached = this.avatarCache.get(username)
+              if (cached) {
+                cached.avatarUrl = avatarUrl
+                updatedEntries[username] = cached
+              }
+            }
+          }
+        }
+
         if (Object.keys(updatedEntries).length > 0) {
           this.contactCacheService.setEntries(updatedEntries)
         }
@@ -368,6 +429,81 @@ class ChatService {
     }
   }
 
+  /**
+   * 从 head_image.db 批量获取头像（转换为 base64 data URL）
+   */
+  private async getAvatarsFromHeadImageDb(usernames: string[]): Promise<Record<string, string>> {
+    const result: Record<string, string> = {}
+    if (usernames.length === 0) return result
+
+    try {
+      const dbPath = this.configService.get('dbPath')
+      const wxid = this.configService.get('myWxid')
+      if (!dbPath || !wxid) return result
+
+      const accountDir = this.resolveAccountDir(dbPath, wxid)
+      if (!accountDir) return result
+
+      // head_image.db 可能在不同位置
+      const headImageDbPaths = [
+        join(accountDir, 'db_storage', 'head_image', 'head_image.db'),
+        join(accountDir, 'db_storage', 'head_image.db'),
+        join(accountDir, 'head_image.db')
+      ]
+
+      let headImageDbPath: string | null = null
+      for (const path of headImageDbPaths) {
+        if (existsSync(path)) {
+          headImageDbPath = path
+          break
+        }
+      }
+
+      if (!headImageDbPath) return result
+
+      // 使用 wcdbService.execQuery 查询加密的 head_image.db
+      for (const username of usernames) {
+        try {
+          const escapedUsername = username.replace(/'/g, "''")
+          const queryResult = await wcdbService.execQuery(
+            'media',
+            headImageDbPath,
+            `SELECT image_buffer FROM head_image WHERE username = '${escapedUsername}' LIMIT 1`
+          )
+
+          if (queryResult.success && queryResult.rows && queryResult.rows.length > 0) {
+            const row = queryResult.rows[0] as any
+            if (row?.image_buffer) {
+              let base64Data: string
+              if (typeof row.image_buffer === 'string') {
+                // WCDB 返回的 BLOB 是十六进制字符串，需要转换为 base64
+                if (row.image_buffer.toLowerCase().startsWith('ffd8')) {
+                  const buffer = Buffer.from(row.image_buffer, 'hex')
+                  base64Data = buffer.toString('base64')
+                } else {
+                  base64Data = row.image_buffer
+                }
+              } else if (Buffer.isBuffer(row.image_buffer)) {
+                base64Data = row.image_buffer.toString('base64')
+              } else if (Array.isArray(row.image_buffer)) {
+                base64Data = Buffer.from(row.image_buffer).toString('base64')
+              } else {
+                continue
+              }
+              result[username] = `data:image/jpeg;base64,${base64Data}`
+            }
+          }
+        } catch {
+          // 静默处理单个用户的错误
+        }
+      }
+    } catch (e) {
+      console.error('从 head_image.db 获取头像失败:', e)
+    }
+
+    return result
+  }
+
   /**
    * 补充联系人信息（私有方法，保持向后兼容）
    */
@@ -390,13 +526,163 @@ class ChatService {
     }
   }
 
+  /**
+   * 获取通讯录列表
+   */
+  async getContacts(): Promise<{ success: boolean; contacts?: ContactInfo[]; error?: string }> {
+    try {
+      const connectResult = await this.ensureConnected()
+      if (!connectResult.success) {
+        return { success: false, error: connectResult.error }
+      }
+
+      // 使用execQuery直接查询加密的contact.db
+      // kind='contact', path=null表示使用已打开的contact.db
+      const contactQuery = `
+        SELECT username, remark, nick_name, alias, local_type
+        FROM contact
+      `
+
+      console.log('查询contact.db...')
+      const contactResult = await wcdbService.execQuery('contact', null, contactQuery)
+
+      if (!contactResult.success || !contactResult.rows) {
+        console.error('查询联系人失败:', contactResult.error)
+        return { success: false, error: contactResult.error || '查询联系人失败' }
+      }
+
+      console.log('查询到', contactResult.rows.length, '条联系人记录')
+      const rows = contactResult.rows as Record<string, any>[]
+
+      // 调试：显示前5条数据样本
+      console.log('📋 前5条数据样本:')
+      rows.slice(0, 5).forEach((row, idx) => {
+        console.log(`  ${idx + 1}. username: ${row.username}, local_type: ${row.local_type}, remark: ${row.remark || '无'}, nick_name: ${row.nick_name || '无'}`)
+      })
+
+      // 调试：统计local_type分布
+      const localTypeStats = new Map<number, number>()
+      rows.forEach(row => {
+        const lt = row.local_type || 0
+        localTypeStats.set(lt, (localTypeStats.get(lt) || 0) + 1)
+      })
+      console.log('📊 local_type分布:', Object.fromEntries(localTypeStats))
+
+      // 获取会话表的最后联系时间用于排序
+      const lastContactTimeMap = new Map<string, number>()
+      const sessionResult = await wcdbService.getSessions()
+      if (sessionResult.success && sessionResult.sessions) {
+        for (const session of sessionResult.sessions as any[]) {
+          const username = session.username || session.user_name || session.userName || ''
+          const timestamp = session.sort_timestamp || session.sortTimestamp || 0
+          if (username && timestamp) {
+            lastContactTimeMap.set(username, timestamp)
+          }
+        }
+      }
+
+      // 转换为ContactInfo
+      const contacts: (ContactInfo & { lastContactTime: number })[] = []
+
+      for (const row of rows) {
+        const username = row.username || ''
+
+        // 过滤系统账号和特殊账号 - 完全复制cipher的逻辑
+        if (!username) continue
+        if (username === 'filehelper' || username === 'fmessage' || username === 'floatbottle' ||
+          username === 'medianote' || username === 'newsapp' || username.startsWith('fake_') ||
+          username === 'weixin' || username === 'qmessage' || username === 'qqmail' ||
+          username === 'tmessage' || username.startsWith('wxid_') === false &&
+          username.includes('@') === false && username.startsWith('gh_') === false &&
+          /^[a-zA-Z0-9_-]+$/.test(username) === false) {
+          continue
+        }
+
+        // 判断类型 - 正确规则：wxid开头且有alias的是好友
+        let type: 'friend' | 'group' | 'official' | 'other' = 'other'
+        const localType = row.local_type || 0
+
+        if (username.includes('@chatroom')) {
+          type = 'group'
+        } else if (username.startsWith('gh_')) {
+          type = 'official'
+        } else if (localType === 3 || localType === 4) {
+          type = 'official'
+        } else if (username.startsWith('wxid_') && row.alias) {
+          // wxid开头且有alias的是好友
+          type = 'friend'
+        } else if (localType === 1) {
+          // local_type=1 也是好友
+          type = 'friend'
+        } else if (localType === 2) {
+          // local_type=2 是群成员但非好友，跳过
+          continue
+        } else if (localType === 0) {
+          // local_type=0 可能是好友或其他，检查是否有备注或昵称
+          if (row.remark || row.nick_name) {
+            type = 'friend'
+          } else {
+            continue
+          }
+        } else {
+          // 其他未知类型，跳过
+          continue
+        }
+
+        const displayName = row.remark || row.nick_name || row.alias || username
+
+        contacts.push({
+          username,
+          displayName,
+          remark: row.remark || undefined,
+          nickname: row.nick_name || undefined,
+          avatarUrl: undefined,
+          type,
+          lastContactTime: lastContactTimeMap.get(username) || 0
+        })
+      }
+
+      console.log('过滤后得到', contacts.length, '个有效联系人')
+      console.log('📊 按类型统计:', {
+        friends: contacts.filter(c => c.type === 'friend').length,
+        groups: contacts.filter(c => c.type === 'group').length,
+        officials: contacts.filter(c => c.type === 'official').length,
+        other: contacts.filter(c => c.type === 'other').length
+      })
+
+      // 按最近联系时间排序
+      contacts.sort((a, b) => {
+        const timeA = a.lastContactTime || 0
+        const timeB = b.lastContactTime || 0
+        if (timeA && timeB) {
+          return timeB - timeA
+        }
+        if (timeA && !timeB) return -1
+        if (!timeA && timeB) return 1
+        return a.displayName.localeCompare(b.displayName, 'zh-CN')
+      })
+
+      // 移除临时的lastContactTime字段
+      const result = contacts.map(({ lastContactTime, ...rest }) => rest)
+
+      console.log('返回', result.length, '个联系人')
+      return { success: true, contacts: result }
+    } catch (e) {
+      console.error('ChatService: 获取通讯录失败:', e)
+      return { success: false, error: String(e) }
+    }
+  }
+
   /**
    * 获取消息列表（支持跨多个数据库合并，已优化）
    */
   async getMessages(
     sessionId: string,
     offset: number = 0,
-    limit: number = 50
+    limit: number = 50,
+    startTime: number = 0,
+    endTime: number = 0,
+    ascending: boolean = false
   ): Promise<{ success: boolean; messages?: Message[]; hasMore?: boolean; error?: string }> {
     try {
       const connectResult = await this.ensureConnected()
@@ -411,7 +697,14 @@ class ChatService {
       // 1. 没有游标状态
       // 2. offset 为 0 (重新加载会话)
       // 3. batchSize 改变
-      const needNewCursor = !state || offset === 0 || state.batchSize !== batchSize
+      // 4. startTime 改变
+      // 5. ascending 改变
+      const needNewCursor = !state ||
+        offset === 0 ||
+        state.batchSize !== batchSize ||
+        state.startTime !== startTime ||
+        state.endTime !== endTime ||
+        state.ascending !== ascending
 
       if (needNewCursor) {
         // 关闭旧游标
@@ -424,13 +717,16 @@ class ChatService {
         }
 
         // 创建新游标
-        const cursorResult = await wcdbService.openMessageCursor(sessionId, batchSize, false, 0, 0)
+        // 注意：WeFlow 数据库中的 create_time 是以秒为单位的
+        const beginTimestamp = startTime > 10000000000 ? Math.floor(startTime / 1000) : startTime
+        const endTimestamp = endTime > 10000000000 ? Math.floor(endTime / 1000) : endTime
+        const cursorResult = await wcdbService.openMessageCursor(sessionId, batchSize, ascending, beginTimestamp, endTimestamp)
         if (!cursorResult.success || !cursorResult.cursor) {
           console.error('[ChatService] 打开消息游标失败:', cursorResult.error)
           return { success: false, error: cursorResult.error || '打开消息游标失败' }
         }
 
-        state = { cursor: cursorResult.cursor, fetched: 0, batchSize }
+        state = { cursor: cursorResult.cursor, fetched: 0, batchSize, startTime, endTime, ascending }
         this.messageCursors.set(sessionId, state)
 
         // 如果需要跳过消息(offset > 0),逐批获取但不返回
@@ -750,6 +1046,26 @@ class ChatService {
       let encrypVer: number | undefined
       let cdnThumbUrl: string | undefined
       let voiceDurationSeconds: number | undefined
+      // Type 49 细分字段
+      let linkTitle: string | undefined
+      let linkUrl: string | undefined
+      let linkThumb: string | undefined
+      let fileName: string | undefined
+      let fileSize: number | undefined
+      let fileExt: string | undefined
+      let xmlType: string | undefined
+      // 名片消息
+      let cardUsername: string | undefined
+      let cardNickname: string | undefined
+      // 聊天记录
+      let chatRecordTitle: string | undefined
+      let chatRecordList: Array<{
+        datatype: number
+        sourcename: string
+        sourcetime: string
+        datadesc: string
+        datatitle?: string
+      }> | undefined
 
       if (localType === 47 && content) {
         const emojiInfo = this.parseEmojiInfo(content)
@@ -767,6 +1083,23 @@ class ChatService {
         videoMd5 = this.parseVideoMd5(content)
       } else if (localType === 34 && content) {
         voiceDurationSeconds = this.parseVoiceDurationSeconds(content)
+      } else if (localType === 42 && content) {
+        // 名片消息
+        const cardInfo = this.parseCardInfo(content)
+        cardUsername = cardInfo.username
+        cardNickname = cardInfo.nickname
+      } else if (localType === 49 && content) {
+        // Type 49 消息（链接、文件、小程序、转账等）
+        const type49Info = this.parseType49Message(content)
+        xmlType = type49Info.xmlType
+        linkTitle = type49Info.linkTitle
+        linkUrl = type49Info.linkUrl
+        linkThumb = type49Info.linkThumb
+        fileName = type49Info.fileName
+        fileSize = type49Info.fileSize
+        fileExt = type49Info.fileExt
+        chatRecordTitle = type49Info.chatRecordTitle
+        chatRecordList = type49Info.chatRecordList
       } else if (localType === 244813135921 || (content && content.includes('<type>57</type>'))) {
         const quoteInfo = this.parseQuoteMessage(content)
         quotedContent = quoteInfo.content
@@ -793,7 +1126,18 @@ class ChatService {
         voiceDurationSeconds,
         aesKey,
         encrypVer,
-        cdnThumbUrl
+        cdnThumbUrl,
+        linkTitle,
+        linkUrl,
+        linkThumb,
+        fileName,
+        fileSize,
+        fileExt,
+        xmlType,
+        cardUsername,
+        cardNickname,
+        chatRecordTitle,
+        chatRecordList
       })
       const last = messages[messages.length - 1]
       if ((last.localType === 3 || last.localType === 34) && (last.localId === 0 || last.createTime === 0)) {
@@ -853,7 +1197,7 @@ class ChatService {
         const title = this.extractXmlValue(content, 'title')
         return title || '[引用消息]'
       case 266287972401:
-        return '[拍一拍]'
+        return this.cleanPatMessage(content)
       case 81604378673:
         return '[聊天记录]'
       case 8594229559345:
@@ -891,18 +1235,36 @@ class ChatService {
           return `[链接] ${title}`
         case '6':
           return `[文件] ${title}`
+        case '19':
+          return `[聊天记录] ${title}`
         case '33':
         case '36':
           return `[小程序] ${title}`
         case '57':
           // 引用消息，title 就是回复的内容
           return title
+        case '2000':
+          return `[转账] ${title}`
         default:
           return title
       }
     }
+    
+    // 如果没有 title，根据 type 返回默认标签
+    switch (type) {
+      case '6':
+        return '[文件]'
+      case '19':
+        return '[聊天记录]'
+      case '33':
+      case '36':
+        return '[小程序]'
+      case '2000':
+        return '[转账]'
+      default:
         return '[消息]'
     }
+  }
 
   /**
    * 解析表情包信息
@@ -1185,6 +1547,185 @@ class ChatService {
     }
   }
 
+  /**
+   * 解析名片消息
+   * 格式: <msg username="wxid_xxx" nickname="昵称" ... />
+   */
+  private parseCardInfo(content: string): { username?: string; nickname?: string } {
+    try {
+      if (!content) return {}
+
+      // 提取 username
+      const username = this.extractXmlAttribute(content, 'msg', 'username') || undefined
+
+      // 提取 nickname
+      const nickname = this.extractXmlAttribute(content, 'msg', 'nickname') || undefined
+
+      return { username, nickname }
+    } catch (e) {
+      console.error('[ChatService] 名片解析失败:', e)
+      return {}
+    }
+  }
+
+  /**
+   * 解析 Type 49 消息（链接、文件、小程序、转账等）
+   * 根据 <appmsg><type>X</type> 区分不同类型
+   */
+  private parseType49Message(content: string): {
+    xmlType?: string
+    linkTitle?: string
+    linkUrl?: string
+    linkThumb?: string
+    fileName?: string
+    fileSize?: number
+    fileExt?: string
+    chatRecordTitle?: string
+    chatRecordList?: Array<{
+      datatype: number
+      sourcename: string
+      sourcetime: string
+      datadesc: string
+      datatitle?: string
+    }>
+  } {
+    try {
+      if (!content) return {}
+
+      // 提取 appmsg 中的 type
+      const xmlType = this.extractXmlValue(content, 'type')
+      if (!xmlType) return {}
+
+      const result: any = { xmlType }
+
+      // 提取通用字段
+      const title = this.extractXmlValue(content, 'title')
+      const url = this.extractXmlValue(content, 'url')
+
+      switch (xmlType) {
+        case '6': {
+          // 文件消息
+          result.fileName = title || this.extractXmlValue(content, 'filename')
+          result.linkTitle = result.fileName
+          
+          // 提取文件大小
+          const fileSizeStr = this.extractXmlValue(content, 'totallen') || 
+                             this.extractXmlValue(content, 'filesize')
+          if (fileSizeStr) {
+            const size = parseInt(fileSizeStr, 10)
+            if (!isNaN(size)) {
+              result.fileSize = size
+            }
+          }
+
+          // 提取文件扩展名
+          const fileExt = this.extractXmlValue(content, 'fileext')
+          if (fileExt) {
+            result.fileExt = fileExt
+          } else if (result.fileName) {
+            // 从文件名提取扩展名
+            const match = /\.([^.]+)$/.exec(result.fileName)
+            if (match) {
+              result.fileExt = match[1]
+            }
+          }
+          break
+        }
+
+        case '19': {
+          // 聊天记录
+          result.chatRecordTitle = title || '聊天记录'
+          
+          // 解析聊天记录列表
+          const recordList: Array<{
+            datatype: number
+            sourcename: string
+            sourcetime: string
+            datadesc: string
+            datatitle?: string
+          }> = []
+
+          // 查找所有 <recorditem> 标签
+          const recordItemRegex = /<recorditem>([\s\S]*?)<\/recorditem>/gi
+          let match: RegExpExecArray | null
+          
+          while ((match = recordItemRegex.exec(content)) !== null) {
+            const itemXml = match[1]
+            
+            const datatypeStr = this.extractXmlValue(itemXml, 'datatype')
+            const sourcename = this.extractXmlValue(itemXml, 'sourcename')
+            const sourcetime = this.extractXmlValue(itemXml, 'sourcetime')
+            const datadesc = this.extractXmlValue(itemXml, 'datadesc')
+            const datatitle = this.extractXmlValue(itemXml, 'datatitle')
+
+            if (sourcename && datadesc) {
+              recordList.push({
+                datatype: datatypeStr ? parseInt(datatypeStr, 10) : 0,
+                sourcename,
+                sourcetime: sourcetime || '',
+                datadesc,
+                datatitle: datatitle || undefined
+              })
+            }
+          }
+
+          if (recordList.length > 0) {
+            result.chatRecordList = recordList
+          }
+          break
+        }
+
+        case '33':
+        case '36': {
+          // 小程序
+          result.linkTitle = title
+          result.linkUrl = url
+          
+          // 提取缩略图
+          const thumbUrl = this.extractXmlValue(content, 'thumburl') ||
+                          this.extractXmlValue(content, 'cdnthumburl')
+          if (thumbUrl) {
+            result.linkThumb = thumbUrl
+          }
+          break
+        }
+
+        case '2000': {
+          // 转账
+          result.linkTitle = title || '[转账]'
+          
+          // 可以提取转账金额等信息
+          const payMemo = this.extractXmlValue(content, 'pay_memo')
+          const feedesc = this.extractXmlValue(content, 'feedesc')
+          
+          if (payMemo) {
+            result.linkTitle = payMemo
+          } else if (feedesc) {
+            result.linkTitle = feedesc
+          }
+          break
+        }
+
+        default: {
+          // 其他类型，提取通用字段
+          result.linkTitle = title
+          result.linkUrl = url
+          
+          const thumbUrl = this.extractXmlValue(content, 'thumburl') ||
+                          this.extractXmlValue(content, 'cdnthumburl')
+          if (thumbUrl) {
+            result.linkThumb = thumbUrl
+          }
+        }
+      }
+
+      return result
+    } catch (e) {
+      console.error('[ChatService] Type 49 消息解析失败:', e)
+      return {}
+    }
+  }
+
   //手动查找 media_*.db 文件（当 WCDB DLL 不支持 listMediaDbs 时的 fallback）
   private async findMediaDbsManually(): Promise<string[]> {
     try {
@@ -1542,6 +2083,37 @@ class ChatService {
     }
   }
 
+  /**
+   * 清理拍一拍消息
+   * 格式示例: 我拍了拍 "梨绒" ງ໐໐໓ ຖiງht620000wxid_...
+   */
+  private cleanPatMessage(content: string): string {
+    if (!content) return '[拍一拍]'
+
+    // 1. 尝试匹配标准的 "A拍了拍B" 格式
+    // 这里的正则比较宽泛，为了兼容不同的语言环境
+    const match = /^(.+?拍了拍.+?)(?:[\r\n]|$|ງ|wxid_)/.exec(content)
+    if (match) {
+      return `[拍一拍] ${match[1].trim()}`
+    }
+
+    // 2. 如果匹配失败，尝试清理掉疑似的 garbage (wxid, 乱码)
+    let cleaned = content.replace(/wxid_[a-zA-Z0-9_-]+/g, '') // 移除 wxid
+    cleaned = cleaned.replace(/[ງ໐໓ຖiht]+/g, ' ') // 移除已知的乱码字符
+    cleaned = cleaned.replace(/\d{6,}/g, '') // 移除长数字
+    cleaned = cleaned.replace(/\s+/g, ' ').trim() // 清理空格
+
+    // 移除不可见字符
+    cleaned = this.cleanUtf16(cleaned)
+
+    // 如果清理后还有内容，返回
+    if (cleaned && cleaned.length > 1 && !cleaned.includes('xml')) {
+      return `[拍一拍] ${cleaned}`
+    }
+
+    return '[拍一拍]'
+  }
+
   /**
    * 解码消息内容（处理 BLOB 和压缩数据）
    */
@@ -1706,7 +2278,9 @@ class ChatService {
       const connectResult = await this.ensureConnected()
       if (!connectResult.success) return null
       const cached = this.avatarCache.get(username)
-      if (cached && cached.avatarUrl && Date.now() - cached.updatedAt < this.avatarCacheTtlMs) {
+      // 检查缓存是否有效，且头像不是错误的 hex 格式
+      const isValidAvatar = cached?.avatarUrl && !cached.avatarUrl.includes('base64,ffd8')
+      if (cached && isValidAvatar && Date.now() - cached.updatedAt < this.avatarCacheTtlMs) {
         return { avatarUrl: cached.avatarUrl, displayName: cached.displayName }
       }
 
@@ -2204,7 +2778,7 @@ class ChatService {
   /**
    * getVoiceData (绕过WCDB的buggy getVoiceData，直接用execQuery读取)
    */
-  async getVoiceData(sessionId: string, msgId: string, createTime?: number, serverId?: string | number): Promise<{ success: boolean; data?: string; error?: string }> {
+  async getVoiceData(sessionId: string, msgId: string, createTime?: number, serverId?: string | number, senderWxidOpt?: string): Promise<{ success: boolean; data?: string; error?: string }> {
     const startTime = Date.now()
     try {
       const localId = parseInt(msgId, 10)
@@ -2213,7 +2787,7 @@ class ChatService {
       }
 
       let msgCreateTime = createTime
-      let senderWxid: string | null = null
+      let senderWxid: string | null = senderWxidOpt || null
 
       // 如果前端没传 createTime，才需要查询消息（这个很慢）
       if (!msgCreateTime) {
@@ -2284,7 +2858,7 @@ class ChatService {
       console.log(`[Voice] getVoiceDataFromMediaDb: ${t4 - t3}ms`)
 
       if (!silkData) {
-        return { success: false, error: '未找到语音数据' }
+        return { success: false, error: '未找到语音数据 (请确保已在微信中播放过该语音)' }
       }
 
       const t5 = Date.now()
@@ -2352,11 +2926,20 @@ class ChatService {
         const t2 = Date.now()
         console.log(`[Voice] listMediaDbs: ${t2 - t1}ms`)
 
-        if (!mediaDbsResult.success || !mediaDbsResult.data || mediaDbsResult.data.length === 0) {
+        let files = mediaDbsResult.success && mediaDbsResult.data ? (mediaDbsResult.data as string[]) : []
+
+        // Fallback: 如果 WCDB DLL 没找到，手动查找
+        if (files.length === 0) {
+          console.warn('[Voice] listMediaDbs returned empty, trying manual search')
+          files = await this.findMediaDbsManually()
+        }
+
+        if (files.length === 0) {
+          console.error('[Voice] No media DBs found')
           return null
         }
 
-        mediaDbFiles = mediaDbsResult.data as string[]
+        mediaDbFiles = files
         this.mediaDbsCache = mediaDbFiles // 永久缓存
       }
 
@@ -2735,7 +3318,8 @@ class ChatService {
     sessionId: string,
     msgId: string,
     createTime?: number,
-    onPartial?: (text: string) => void
+    onPartial?: (text: string) => void,
+    senderWxid?: string
   ): Promise<{ success: boolean; transcript?: string; error?: string }> {
     const startTime = Date.now()
     console.log(`[Transcribe] 开始转写: sessionId=${sessionId}, msgId=${msgId}, createTime=${createTime}`)
@@ -2807,7 +3391,7 @@ class ChatService {
             console.log(`[Transcribe] WAV缓存未命中，调用 getVoiceData`)
             const t3 = Date.now()
             // 调用 getVoiceData 获取并解码
-            const voiceResult = await this.getVoiceData(sessionId, msgId, msgCreateTime, serverId)
+            const voiceResult = await this.getVoiceData(sessionId, msgId, msgCreateTime, serverId, senderWxid)
             const t4 = Date.now()
             console.log(`[Transcribe] getVoiceData: ${t4 - t3}ms, success=${voiceResult.success}`)
 
@@ -2882,19 +3466,35 @@ class ChatService {
 
   async getMessageById(sessionId: string, localId: number): Promise<{ success: boolean; message?: Message; error?: string }> {
     try {
-      // 1. 获取该会话所在的消息表
-      // 注意：这里使用 getMessageTableStats 而不是 getMessageTables，因为前者包含 db_path
+      // 1. 尝试从缓存获取会话表信息
+      let tables = this.sessionTablesCache.get(sessionId)
+      
+      if (!tables) {
+        // 缓存未命中，查询数据库
         const tableStats = await wcdbService.getMessageTableStats(sessionId)
         if (!tableStats.success || !tableStats.tables || tableStats.tables.length === 0) {
           return { success: false, error: '未找到会话消息表' }
         }
 
-      // 2. 遍历表查找消息 (通常只有一个主表，但可能有归档)
-      for (const tableInfo of tableStats.tables) {
-        const tableName = tableInfo.table_name || tableInfo.name
-        const dbPath = tableInfo.db_path
-        if (!tableName || !dbPath) continue
+        // 提取表信息并缓存
+        tables = tableStats.tables
+          .map(t => ({
+            tableName: t.table_name || t.name,
+            dbPath: t.db_path
+          }))
+          .filter(t => t.tableName && t.dbPath) as Array<{ tableName: string; dbPath: string }>
 
+        if (tables.length > 0) {
+          this.sessionTablesCache.set(sessionId, tables)
+          // 设置过期清理
+          setTimeout(() => {
+            this.sessionTablesCache.delete(sessionId)
+          }, this.sessionTablesCacheTtl)
+        }
+      }
+
+      // 2. 遍历表查找消息 (通常只有一个主表，但可能有归档)
+      for (const { tableName, dbPath } of tables) {
         // 构造查询
         const sql = `SELECT * FROM ${tableName} WHERE local_id = ${localId} LIMIT 1`
         const result = await wcdbService.execQuery('message', dbPath, sql)
@@ -2979,10 +3579,26 @@ class ChatService {
 
   private resolveAccountDir(dbPath: string, wxid: string): string | null {
     const normalized = dbPath.replace(/[\\\\/]+$/, '')
+
+    // 如果 dbPath 本身指向 db_storage 目录下的文件（如某个 .db 文件）
+    // 则向上回溯到账号目录
+    if (basename(normalized).toLowerCase() === 'db_storage') {
+      return dirname(normalized)
+    }
     const dir = dirname(normalized)
-    if (basename(normalized).toLowerCase() === 'db_storage') return dir
-    if (basename(dir).toLowerCase() === 'db_storage') return dirname(dir)
-    return dir // 兜底
+    if (basename(dir).toLowerCase() === 'db_storage') {
+      return dirname(dir)
+    }
+
+    // 否则，dbPath 应该是数据库根目录（如 xwechat_files）
+    // 账号目录应该是 {dbPath}/{wxid}
+    const accountDirWithWxid = join(normalized, wxid)
+    if (existsSync(accountDirWithWxid)) {
+      return accountDirWithWxid
+    }
+
+    // 兜底：返回 dbPath 本身（可能 dbPath 已经是账号目录）
+    return normalized
   }
 
   private async findDatFile(accountDir: string, baseName: string, sessionId?: string): Promise<string | null> {
@@ -3249,6 +3865,19 @@ class ChatService {
     }
     return parsed
   }
+
+  async execQuery(kind: string, path: string | null, sql: string): Promise<{ success: boolean; rows?: any[]; error?: string }> {
+    try {
+      const connectResult = await this.ensureConnected()
+      if (!connectResult.success) {
+        return { success: false, error: connectResult.error || '数据库未连接' }
+      }
+      return wcdbService.execQuery(kind, path, sql)
+    } catch (e) {
+      console.error('ChatService: 执行自定义查询失败:', e)
+      return { success: false, error: String(e) }
+    }
+  }
 }
 
 export const chatService = new ChatService()

electron/services/config.ts

@@ -8,6 +8,7 @@ interface ConfigSchema {
   onboardingDone: boolean
   imageXorKey: number
   imageAesKey: string
+  wxidConfigs: Record<string, { decryptKey?: string; imageXorKey?: number; imageAesKey?: string; updatedAt?: number }>
 
   // 缓存相关
   cachePath: string
@@ -25,6 +26,12 @@ interface ConfigSchema {
   whisperDownloadSource: string
   autoTranscribeVoice: boolean
   transcribeLanguages: string[]
+  exportDefaultConcurrency: number
+
+  // 安全相关
+  authEnabled: boolean
+  authPassword: string // SHA-256 hash
+  authUseHello: boolean
 }
 
 export class ConfigService {
@@ -40,6 +47,7 @@ export class ConfigService {
         onboardingDone: false,
         imageXorKey: 0,
         imageAesKey: '',
+        wxidConfigs: {},
         cachePath: '',
         lastOpenedDb: '',
         lastSession: '',
@@ -52,7 +60,12 @@ export class ConfigService {
         whisperModelDir: '',
         whisperDownloadSource: 'tsinghua',
         autoTranscribeVoice: false,
-        transcribeLanguages: ['zh']
+        transcribeLanguages: ['zh'],
+        exportDefaultConcurrency: 2,
+
+        authEnabled: false,
+        authPassword: '',
+        authUseHello: false
       }
     })
   }

electron/services/contactCacheService.ts

@@ -34,6 +34,14 @@ export class ContactCacheService {
       const raw = readFileSync(this.cacheFilePath, 'utf8')
       const parsed = JSON.parse(raw)
       if (parsed && typeof parsed === 'object') {
+        // 清除无效的头像数据（hex 格式而非正确的 base64）
+        for (const key of Object.keys(parsed)) {
+          const entry = parsed[key]
+          if (entry?.avatarUrl && entry.avatarUrl.includes('base64,ffd8')) {
+            // 这是错误的 hex 格式，清除它
+            entry.avatarUrl = undefined
+          }
+        }
         this.cache = parsed
       }
     } catch (error) {

electron/services/contactExportService.ts

@@ -0,0 +1,159 @@
+import * as fs from 'fs'
+import * as path from 'path'
+import { chatService } from './chatService'
+
+interface ContactExportOptions {
+    format: 'json' | 'csv' | 'vcf'
+    exportAvatars: boolean
+    contactTypes: {
+        friends: boolean
+        groups: boolean
+        officials: boolean
+    }
+}
+
+/**
+ * 联系人导出服务
+ */
+class ContactExportService {
+    /**
+     * 导出联系人
+     */
+    async exportContacts(
+        outputDir: string,
+        options: ContactExportOptions
+    ): Promise<{ success: boolean; successCount?: number; error?: string }> {
+        try {
+            // 获取所有联系人
+            const contactsResult = await chatService.getContacts()
+            if (!contactsResult.success || !contactsResult.contacts) {
+                return { success: false, error: contactsResult.error || '获取联系人失败' }
+            }
+
+            let contacts = contactsResult.contacts
+
+            // 根据类型过滤
+            contacts = contacts.filter(c => {
+                if (c.type === 'friend' && !options.contactTypes.friends) return false
+                if (c.type === 'group' && !options.contactTypes.groups) return false
+                if (c.type === 'official' && !options.contactTypes.officials) return false
+                return true
+            })
+
+            if (contacts.length === 0) {
+                return { success: false, error: '没有符合条件的联系人' }
+            }
+
+            // 确保输出目录存在
+            if (!fs.existsSync(outputDir)) {
+                fs.mkdirSync(outputDir, { recursive: true })
+            }
+
+            const timestamp = new Date().toISOString().replace(/[:.]/g, '-').slice(0, -5)
+            let outputPath: string
+
+            switch (options.format) {
+                case 'json':
+                    outputPath = path.join(outputDir, `contacts_${timestamp}.json`)
+                    await this.exportToJSON(contacts, outputPath)
+                    break
+                case 'csv':
+                    outputPath = path.join(outputDir, `contacts_${timestamp}.csv`)
+                    await this.exportToCSV(contacts, outputPath)
+                    break
+                case 'vcf':
+                    outputPath = path.join(outputDir, `contacts_${timestamp}.vcf`)
+                    await this.exportToVCF(contacts, outputPath)
+                    break
+                default:
+                    return { success: false, error: '不支持的导出格式' }
+            }
+
+            return { success: true, successCount: contacts.length }
+        } catch (e) {
+            return { success: false, error: String(e) }
+        }
+    }
+
+    /**
+     * 导出为JSON格式
+     */
+    private async exportToJSON(contacts: any[], outputPath: string): Promise<void> {
+        const data = {
+            exportedAt: new Date().toISOString(),
+            count: contacts.length,
+            contacts: contacts.map(c => ({
+                username: c.username,
+                displayName: c.displayName,
+                remark: c.remark,
+                nickname: c.nickname,
+                type: c.type
+            }))
+        }
+        fs.writeFileSync(outputPath, JSON.stringify(data, null, 2), 'utf-8')
+    }
+
+    /**
+     * 导出为CSV格式
+     */
+    private async exportToCSV(contacts: any[], outputPath: string): Promise<void> {
+        const headers = ['用户名', '显示名称', '备注', '昵称', '类型']
+        const rows = contacts.map(c => [
+            c.username || '',
+            c.displayName || '',
+            c.remark || '',
+            c.nickname || '',
+            this.getTypeLabel(c.type)
+        ])
+
+        const csvContent = [
+            headers.join(','),
+            ...rows.map(row => row.map(cell => `"${cell}"`).join(','))
+        ].join('\n')
+
+        fs.writeFileSync(outputPath, '\uFEFF' + csvContent, 'utf-8') // 添加BOM以支持Excel
+    }
+
+    /**
+     * 导出为VCF格式（vCard）
+     */
+    private async exportToVCF(contacts: any[], outputPath: string): Promise<void> {
+        const vcards = contacts
+            .filter(c => c.type === 'friend') // VCF通常只用于个人联系人
+            .map(c => {
+                const lines = ['BEGIN:VCARD', 'VERSION:3.0']
+
+                // 全名
+                lines.push(`FN:${c.displayName || c.username}`)
+
+                // 昵称
+                if (c.nickname) {
+                    lines.push(`NICKNAME:${c.nickname}`)
+                }
+
+                // 备注
+                if (c.remark) {
+                    lines.push(`NOTE:${c.remark}`)
+                }
+
+                // 微信ID
+                lines.push(`X-WECHAT-ID:${c.username}`)
+
+                lines.push('END:VCARD')
+                return lines.join('\r\n')
+            })
+
+        fs.writeFileSync(outputPath, vcards.join('\r\n\r\n'), 'utf-8')
+    }
+
+    private getTypeLabel(type: string): string {
+        switch (type) {
+            case 'friend': return '好友'
+            case 'group': return '群聊'
+            case 'official': return '公众号'
+            default: return '其他'
+        }
+    }
+}
+
+export const contactExportService = new ContactExportService()

electron/services/dbPathService.ts

@@ -18,8 +18,7 @@ export class DbPathService {
 
       // 微信4.x 数据目录
       possiblePaths.push(join(home, 'Documents', 'xwechat_files'))
-      // 旧版微信数据目录
-      possiblePaths.push(join(home, 'Documents', 'WeChat Files'))
+
 
       for (const path of possiblePaths) {
         if (existsSync(path)) {
@@ -119,6 +118,48 @@ export class DbPathService {
     }
   }
 
+  /**
+   * 扫描目录名候选（仅包含下划线的文件夹，排除 all_users）
+   */
+  scanWxidCandidates(rootPath: string): WxidInfo[] {
+    const wxids: WxidInfo[] = []
+
+    try {
+      if (existsSync(rootPath)) {
+        const entries = readdirSync(rootPath)
+        for (const entry of entries) {
+          const entryPath = join(rootPath, entry)
+          let stat: ReturnType<typeof statSync>
+          try {
+            stat = statSync(entryPath)
+          } catch {
+            continue
+          }
+
+          if (!stat.isDirectory()) continue
+          const lower = entry.toLowerCase()
+          if (lower === 'all_users') continue
+          if (!entry.includes('_')) continue
+
+          wxids.push({ wxid: entry, modifiedTime: stat.mtimeMs })
+        }
+      }
+
+      if (wxids.length === 0) {
+        const rootName = basename(rootPath)
+        if (rootName.includes('_') && rootName.toLowerCase() !== 'all_users') {
+          const rootStat = statSync(rootPath)
+          wxids.push({ wxid: rootName, modifiedTime: rootStat.mtimeMs })
+        }
+      }
+    } catch { }
+
+    return wxids.sort((a, b) => {
+      if (b.modifiedTime !== a.modifiedTime) return b.modifiedTime - a.modifiedTime
+      return a.wxid.localeCompare(b.wxid)
+    })
+  }
+
   /**
    * 扫描 wxid 列表
    */

electron/services/exportHtml.css

@@ -0,0 +1,301 @@
+:root {
+  color-scheme: light;
+  --bg: #f6f7fb;
+  --card: #ffffff;
+  --text: #1f2a37;
+  --muted: #6b7280;
+  --accent: #4f46e5;
+  --sent: #dbeafe;
+  --received: #ffffff;
+  --border: #e5e7eb;
+  --shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
+  --radius: 16px;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+body {
+  margin: 0;
+  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
+  background: var(--bg);
+  color: var(--text);
+}
+
+.page {
+  max-width: 1080px;
+  margin: 32px auto 60px;
+  padding: 0 20px;
+}
+
+.header {
+  background: var(--card);
+  border-radius: var(--radius);
+  box-shadow: var(--shadow);
+  padding: 24px;
+  margin-bottom: 24px;
+}
+
+.title {
+  font-size: 24px;
+  font-weight: 600;
+  margin: 0 0 8px;
+}
+
+.meta {
+  color: var(--muted);
+  font-size: 14px;
+  display: flex;
+  flex-wrap: wrap;
+  gap: 12px;
+}
+
+.controls {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
+  gap: 16px;
+  margin-top: 20px;
+}
+
+.control {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+}
+
+.control label {
+  font-size: 13px;
+  color: var(--muted);
+}
+
+.control input,
+.control select,
+.control button {
+  border-radius: 12px;
+  border: 1px solid var(--border);
+  padding: 10px 12px;
+  font-size: 14px;
+  font-family: inherit;
+}
+
+.control button {
+  background: var(--accent);
+  color: #fff;
+  border: none;
+  cursor: pointer;
+  transition: transform 0.1s ease;
+}
+
+.control button:active {
+  transform: scale(0.98);
+}
+
+.stats {
+  font-size: 13px;
+  color: var(--muted);
+  display: flex;
+  align-items: flex-end;
+}
+
+.message-list {
+  display: flex;
+  flex-direction: column;
+  gap: 18px;
+}
+
+.message {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.message.hidden {
+  display: none;
+}
+
+.message-time {
+  font-size: 12px;
+  color: var(--muted);
+  margin-bottom: 6px;
+}
+
+.message-row {
+  display: flex;
+  gap: 12px;
+  align-items: flex-end;
+}
+
+.message.sent .message-row {
+  flex-direction: row-reverse;
+}
+
+.avatar {
+  width: 40px;
+  height: 40px;
+  border-radius: 12px;
+  background: #eef2ff;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: hidden;
+  flex-shrink: 0;
+  color: #475569;
+  font-weight: 600;
+}
+
+.avatar img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}
+
+.bubble {
+  max-width: min(70%, 720px);
+  background: var(--received);
+  border-radius: 18px;
+  padding: 12px 14px;
+  border: 1px solid var(--border);
+  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
+}
+
+.message.sent .bubble {
+  background: var(--sent);
+  border-color: transparent;
+}
+
+.sender-name {
+  font-size: 12px;
+  color: var(--muted);
+  margin-bottom: 6px;
+}
+
+.message-content {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  font-size: 14px;
+  line-height: 1.6;
+}
+
+.message-text {
+  word-break: break-word;
+}
+
+.inline-emoji {
+  width: 22px;
+  height: 22px;
+  vertical-align: text-bottom;
+  margin: 0 2px;
+}
+
+.message-media {
+  border-radius: 14px;
+  max-width: 100%;
+}
+
+.previewable {
+  cursor: zoom-in;
+}
+
+.message-media.image,
+.message-media.emoji {
+  max-height: 260px;
+  object-fit: contain;
+  background: #f1f5f9;
+  padding: 6px;
+}
+
+.message-media.emoji {
+  max-height: 160px;
+  width: auto;
+}
+
+.message-media.video {
+  max-height: 360px;
+  background: #111827;
+}
+
+.message-media.audio {
+  width: 260px;
+}
+
+.image-preview {
+  position: fixed;
+  inset: 0;
+  background: rgba(15, 23, 42, 0.7);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  opacity: 0;
+  pointer-events: none;
+  transition: opacity 0.2s ease;
+  z-index: 999;
+}
+
+.image-preview.active {
+  opacity: 1;
+  pointer-events: auto;
+}
+
+.image-preview img {
+  max-width: min(90vw, 1200px);
+  max-height: 90vh;
+  border-radius: 18px;
+  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
+  background: #0f172a;
+  transition: transform 0.1s ease;
+  cursor: zoom-out;
+}
+
+body[data-theme="cloud-dancer"] {
+  --accent: #6b8cff;
+  --sent: #e0e7ff;
+  --received: #ffffff;
+  --border: #d8e0f7;
+  --bg: #f6f7fb;
+}
+
+body[data-theme="corundum-blue"] {
+  --accent: #2563eb;
+  --sent: #dbeafe;
+  --received: #ffffff;
+  --border: #c7d2fe;
+  --bg: #eef2ff;
+}
+
+body[data-theme="kiwi-green"] {
+  --accent: #16a34a;
+  --sent: #dcfce7;
+  --received: #ffffff;
+  --border: #bbf7d0;
+  --bg: #f0fdf4;
+}
+
+body[data-theme="spicy-red"] {
+  --accent: #e11d48;
+  --sent: #ffe4e6;
+  --received: #ffffff;
+  --border: #fecdd3;
+  --bg: #fff1f2;
+}
+
+body[data-theme="teal-water"] {
+  --accent: #0f766e;
+  --sent: #ccfbf1;
+  --received: #ffffff;
+  --border: #99f6e4;
+  --bg: #f0fdfa;
+}
+
+.highlight {
+  outline: 2px solid var(--accent);
+  outline-offset: 4px;
+  border-radius: 18px;
+}
+
+.empty {
+  text-align: center;
+  color: var(--muted);
+  padding: 40px;
+}

electron/services/exportHtmlStyles.ts

@@ -0,0 +1,302 @@
+export const EXPORT_HTML_STYLES = `:root {
+  color-scheme: light;
+  --bg: #f6f7fb;
+  --card: #ffffff;
+  --text: #1f2a37;
+  --muted: #6b7280;
+  --accent: #4f46e5;
+  --sent: #dbeafe;
+  --received: #ffffff;
+  --border: #e5e7eb;
+  --shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
+  --radius: 16px;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+body {
+  margin: 0;
+  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
+  background: var(--bg);
+  color: var(--text);
+}
+
+.page {
+  max-width: 1080px;
+  margin: 32px auto 60px;
+  padding: 0 20px;
+}
+
+.header {
+  background: var(--card);
+  border-radius: var(--radius);
+  box-shadow: var(--shadow);
+  padding: 24px;
+  margin-bottom: 24px;
+}
+
+.title {
+  font-size: 24px;
+  font-weight: 600;
+  margin: 0 0 8px;
+}
+
+.meta {
+  color: var(--muted);
+  font-size: 14px;
+  display: flex;
+  flex-wrap: wrap;
+  gap: 12px;
+}
+
+.controls {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
+  gap: 16px;
+  margin-top: 20px;
+}
+
+.control {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+}
+
+.control label {
+  font-size: 13px;
+  color: var(--muted);
+}
+
+.control input,
+.control select,
+.control button {
+  border-radius: 12px;
+  border: 1px solid var(--border);
+  padding: 10px 12px;
+  font-size: 14px;
+  font-family: inherit;
+}
+
+.control button {
+  background: var(--accent);
+  color: #fff;
+  border: none;
+  cursor: pointer;
+  transition: transform 0.1s ease;
+}
+
+.control button:active {
+  transform: scale(0.98);
+}
+
+.stats {
+  font-size: 13px;
+  color: var(--muted);
+  display: flex;
+  align-items: flex-end;
+}
+
+.message-list {
+  display: flex;
+  flex-direction: column;
+  gap: 18px;
+}
+
+.message {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.message.hidden {
+  display: none;
+}
+
+.message-time {
+  font-size: 12px;
+  color: var(--muted);
+  margin-bottom: 6px;
+}
+
+.message-row {
+  display: flex;
+  gap: 12px;
+  align-items: flex-end;
+}
+
+.message.sent .message-row {
+  flex-direction: row-reverse;
+}
+
+.avatar {
+  width: 40px;
+  height: 40px;
+  border-radius: 12px;
+  background: #eef2ff;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: hidden;
+  flex-shrink: 0;
+  color: #475569;
+  font-weight: 600;
+}
+
+.avatar img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}
+
+.bubble {
+  max-width: min(70%, 720px);
+  background: var(--received);
+  border-radius: 18px;
+  padding: 12px 14px;
+  border: 1px solid var(--border);
+  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
+}
+
+.message.sent .bubble {
+  background: var(--sent);
+  border-color: transparent;
+}
+
+.sender-name {
+  font-size: 12px;
+  color: var(--muted);
+  margin-bottom: 6px;
+}
+
+.message-content {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  font-size: 14px;
+  line-height: 1.6;
+}
+
+.message-text {
+  word-break: break-word;
+}
+
+.inline-emoji {
+  width: 22px;
+  height: 22px;
+  vertical-align: text-bottom;
+  margin: 0 2px;
+}
+
+.message-media {
+  border-radius: 14px;
+  max-width: 100%;
+}
+
+.previewable {
+  cursor: zoom-in;
+}
+
+.message-media.image,
+.message-media.emoji {
+  max-height: 260px;
+  object-fit: contain;
+  background: #f1f5f9;
+  padding: 6px;
+}
+
+.message-media.emoji {
+  max-height: 160px;
+  width: auto;
+}
+
+.message-media.video {
+  max-height: 360px;
+  background: #111827;
+}
+
+.message-media.audio {
+  width: 260px;
+}
+
+.image-preview {
+  position: fixed;
+  inset: 0;
+  background: rgba(15, 23, 42, 0.7);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  opacity: 0;
+  pointer-events: none;
+  transition: opacity 0.2s ease;
+  z-index: 999;
+}
+
+.image-preview.active {
+  opacity: 1;
+  pointer-events: auto;
+}
+
+.image-preview img {
+  max-width: min(90vw, 1200px);
+  max-height: 90vh;
+  border-radius: 18px;
+  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
+  background: #0f172a;
+  transition: transform 0.1s ease;
+  cursor: zoom-out;
+}
+
+body[data-theme="cloud-dancer"] {
+  --accent: #6b8cff;
+  --sent: #e0e7ff;
+  --received: #ffffff;
+  --border: #d8e0f7;
+  --bg: #f6f7fb;
+}
+
+body[data-theme="corundum-blue"] {
+  --accent: #2563eb;
+  --sent: #dbeafe;
+  --received: #ffffff;
+  --border: #c7d2fe;
+  --bg: #eef2ff;
+}
+
+body[data-theme="kiwi-green"] {
+  --accent: #16a34a;
+  --sent: #dcfce7;
+  --received: #ffffff;
+  --border: #bbf7d0;
+  --bg: #f0fdf4;
+}
+
+body[data-theme="spicy-red"] {
+  --accent: #e11d48;
+  --sent: #ffe4e6;
+  --received: #ffffff;
+  --border: #fecdd3;
+  --bg: #fff1f2;
+}
+
+body[data-theme="teal-water"] {
+  --accent: #0f766e;
+  --sent: #ccfbf1;
+  --received: #ffffff;
+  --border: #99f6e4;
+  --bg: #f0fdfa;
+}
+
+.highlight {
+  outline: 2px solid var(--accent);
+  outline-offset: 4px;
+  border-radius: 18px;
+}
+
+.empty {
+  text-align: center;
+  color: var(--muted);
+  padding: 40px;
+}
+`;

electron/services/groupAnalyticsService.ts

@@ -1,5 +1,9 @@
+import * as fs from 'fs'
+import * as path from 'path'
+import ExcelJS from 'exceljs'
 import { ConfigService } from './config'
 import { wcdbService } from './wcdbService'
+import { chatService } from './chatService'
 
 export interface GroupChatInfo {
   username: string
@@ -41,6 +45,30 @@ class GroupAnalyticsService {
     this.configService = new ConfigService()
   }
 
+  // 并发控制：限制同时执行的 Promise 数量
+  private async parallelLimit<T, R>(
+    items: T[],
+    limit: number,
+    fn: (item: T, index: number) => Promise<R>
+  ): Promise<R[]> {
+    const results: R[] = new Array(items.length)
+    let currentIndex = 0
+
+    async function runNext(): Promise<void> {
+      while (currentIndex < items.length) {
+        const index = currentIndex++
+        results[index] = await fn(items[index], index)
+      }
+    }
+
+    const workers = Array(Math.min(limit, items.length))
+      .fill(null)
+      .map(() => runNext())
+
+    await Promise.all(workers)
+    return results
+  }
+
   private cleanAccountDirName(name: string): string {
     const trimmed = name.trim()
     if (!trimmed) return trimmed
@@ -65,6 +93,139 @@ class GroupAnalyticsService {
     return { success: true }
   }
 
+  private looksLikeHex(s: string): boolean {
+    if (s.length % 2 !== 0) return false
+    return /^[0-9a-fA-F]+$/.test(s)
+  }
+
+  private looksLikeBase64(s: string): boolean {
+    if (s.length % 4 !== 0) return false
+    return /^[A-Za-z0-9+/=]+$/.test(s)
+  }
+
+  /**
+   * 解析 ext_buffer 二进制数据，提取群成员的群昵称
+   */
+  private parseGroupNicknamesFromExtBuffer(buffer: Buffer): Map<string, string> {
+    const nicknameMap = new Map<string, string>()
+
+    try {
+      const raw = buffer.toString('utf8')
+      const wxidPattern = /wxid_[a-z0-9_]+/gi
+      const wxids = raw.match(wxidPattern) || []
+
+      for (const wxid of wxids) {
+        const wxidLower = wxid.toLowerCase()
+        const wxidIndex = raw.toLowerCase().indexOf(wxidLower)
+        if (wxidIndex === -1) continue
+
+        const afterWxid = raw.slice(wxidIndex + wxid.length)
+        let nickname = ''
+        let foundStart = false
+
+        for (let i = 0; i < afterWxid.length && i < 100; i++) {
+          const char = afterWxid[i]
+          const code = char.charCodeAt(0)
+          const isPrintable = (
+            (code >= 0x4E00 && code <= 0x9FFF) ||
+            (code >= 0x3000 && code <= 0x303F) ||
+            (code >= 0xFF00 && code <= 0xFFEF) ||
+            (code >= 0x20 && code <= 0x7E)
+          )
+
+          if (isPrintable && code !== 0x01 && code !== 0x18) {
+            foundStart = true
+            nickname += char
+          } else if (foundStart) {
+            break
+          }
+        }
+
+        nickname = nickname.trim().replace(/[\x00-\x1F\x7F]/g, '')
+        if (nickname && nickname.length < 50) {
+          nicknameMap.set(wxidLower, nickname)
+        }
+      }
+    } catch (e) {
+      console.error('Failed to parse ext_buffer:', e)
+    }
+
+    return nicknameMap
+  }
+
+  /**
+   * 从 contact.db 的 chat_room 表获取群成员的群昵称
+   */
+  private async getGroupNicknamesForRoom(chatroomId: string): Promise<Map<string, string>> {
+    try {
+      const sql = `SELECT ext_buffer FROM chat_room WHERE username = '${chatroomId.replace(/'/g, "''")}'`
+      const result = await wcdbService.execQuery('contact', null, sql)
+
+      if (!result.success || !result.rows || result.rows.length === 0) {
+        return new Map<string, string>()
+      }
+
+      let extBuffer = result.rows[0].ext_buffer
+
+      if (typeof extBuffer === 'string') {
+        if (this.looksLikeHex(extBuffer)) {
+          extBuffer = Buffer.from(extBuffer, 'hex')
+        } else if (this.looksLikeBase64(extBuffer)) {
+          extBuffer = Buffer.from(extBuffer, 'base64')
+        } else {
+          try {
+            extBuffer = Buffer.from(extBuffer, 'hex')
+          } catch {
+            extBuffer = Buffer.from(extBuffer, 'base64')
+          }
+        }
+      }
+
+      if (!extBuffer || !Buffer.isBuffer(extBuffer)) {
+        return new Map<string, string>()
+      }
+
+      return this.parseGroupNicknamesFromExtBuffer(extBuffer)
+    } catch (e) {
+      console.error('getGroupNicknamesForRoom error:', e)
+      return new Map<string, string>()
+    }
+  }
+
+  private escapeCsvValue(value: string): string {
+    if (value == null) return ''
+    const str = String(value)
+    if (/[",\n\r]/.test(str)) {
+      return `"${str.replace(/"/g, '""')}"`
+    }
+    return str
+  }
+
+  private normalizeGroupNickname(value: string, wxid: string, fallback: string): string {
+    const trimmed = (value || '').trim()
+    if (!trimmed) return fallback
+    if (/^["'@]+$/.test(trimmed)) return fallback
+    if (trimmed.toLowerCase() === (wxid || '').toLowerCase()) return fallback
+    return trimmed
+  }
+
+  private sanitizeWorksheetName(name: string): string {
+    const cleaned = (name || '').replace(/[*?:\\/\\[\\]]/g, '_').trim()
+    const limited = cleaned.slice(0, 31)
+    return limited || 'Sheet1'
+  }
+
+  private formatDateTime(date: Date): string {
+    const pad = (value: number) => String(value).padStart(2, '0')
+    const year = date.getFullYear()
+    const month = pad(date.getMonth() + 1)
+    const day = pad(date.getDate())
+    const hour = pad(date.getHours())
+    const minute = pad(date.getMinutes())
+    const second = pad(date.getSeconds())
+    return `${year}-${month}-${day} ${hour}:${minute}:${second}`
+  }
+
   async getGroupChats(): Promise<{ success: boolean; data?: GroupChatInfo[]; error?: string }> {
     try {
       const conn = await this.ensureConnected()
@@ -80,23 +241,38 @@ class GroupAnalyticsService {
         .map((row) => row.username || row.user_name || row.userName || '')
         .filter((username) => username.includes('@chatroom'))
 
-      const [displayNames, avatarUrls, memberCounts] = await Promise.all([
-        wcdbService.getDisplayNames(groupIds),
-        wcdbService.getAvatarUrls(groupIds),
-        wcdbService.getGroupMemberCounts(groupIds)
+      const [memberCounts, contactInfo] = await Promise.all([
+        wcdbService.getGroupMemberCounts(groupIds),
+        chatService.enrichSessionsContactInfo(groupIds)
       ])
 
+      let fallbackNames: { success: boolean; map?: Record<string, string> } | null = null
+      let fallbackAvatars: { success: boolean; map?: Record<string, string> } | null = null
+      if (!contactInfo.success || !contactInfo.contacts) {
+        const [displayNames, avatarUrls] = await Promise.all([
+          wcdbService.getDisplayNames(groupIds),
+          wcdbService.getAvatarUrls(groupIds)
+        ])
+        fallbackNames = displayNames
+        fallbackAvatars = avatarUrls
+      }
+
       const groups: GroupChatInfo[] = []
       for (const groupId of groupIds) {
+        const contact = contactInfo.success && contactInfo.contacts ? contactInfo.contacts[groupId] : undefined
+        const displayName = contact?.displayName ||
+          (fallbackNames && fallbackNames.success && fallbackNames.map ? (fallbackNames.map[groupId] || '') : '') ||
+          groupId
+        const avatarUrl = contact?.avatarUrl ||
+          (fallbackAvatars && fallbackAvatars.success && fallbackAvatars.map ? fallbackAvatars.map[groupId] : undefined)
+
         groups.push({
           username: groupId,
-          displayName: displayNames.success && displayNames.map
-            ? (displayNames.map[groupId] || groupId)
-            : groupId,
+          displayName,
           memberCount: memberCounts.success && memberCounts.map && typeof memberCounts.map[groupId] === 'number'
             ? memberCounts.map[groupId]
             : 0,
-          avatarUrl: avatarUrls.success && avatarUrls.map ? avatarUrls.map[groupId] : undefined
+          avatarUrl
         })
       }
 
@@ -248,6 +424,187 @@ class GroupAnalyticsService {
       return { success: false, error: String(e) }
     }
   }
+
+  async exportGroupMembers(chatroomId: string, outputPath: string): Promise<{ success: boolean; count?: number; error?: string }> {
+    try {
+      const conn = await this.ensureConnected()
+      if (!conn.success) return { success: false, error: conn.error }
+
+      const exportDate = new Date()
+      const exportTime = this.formatDateTime(exportDate)
+      const exportVersion = '0.0.2'
+      const exportGenerator = 'WeFlow'
+      const exportPlatform = 'wechat'
+
+      const groupDisplay = await wcdbService.getDisplayNames([chatroomId])
+      const groupName = groupDisplay.success && groupDisplay.map
+        ? (groupDisplay.map[chatroomId] || chatroomId)
+        : chatroomId
+
+      const groupContact = await wcdbService.getContact(chatroomId)
+      const sessionRemark = (groupContact.success && groupContact.contact)
+        ? (groupContact.contact.remark || '')
+        : ''
+
+      const membersResult = await wcdbService.getGroupMembers(chatroomId)
+      if (!membersResult.success || !membersResult.members) {
+        return { success: false, error: membersResult.error || '获取群成员失败' }
+      }
+
+      const members = membersResult.members as { username: string; avatarUrl?: string }[]
+      if (members.length === 0) {
+        return { success: false, error: '群成员为空' }
+      }
+
+      const usernames = members.map((m) => m.username).filter(Boolean)
+      const [displayNames, groupNicknames] = await Promise.all([
+        wcdbService.getDisplayNames(usernames),
+        this.getGroupNicknamesForRoom(chatroomId)
+      ])
+
+      const contactMap = new Map<string, { remark?: string; nickName?: string; alias?: string }>()
+      const concurrency = 6
+      await this.parallelLimit(usernames, concurrency, async (username) => {
+        const result = await wcdbService.getContact(username)
+        if (result.success && result.contact) {
+          const contact = result.contact as any
+          contactMap.set(username, {
+            remark: contact.remark || '',
+            nickName: contact.nickName || contact.nick_name || '',
+            alias: contact.alias || ''
+          })
+        } else {
+          contactMap.set(username, { remark: '', nickName: '', alias: '' })
+        }
+      })
+
+      const infoTitleRow = ['会话信息']
+      const infoRow = ['微信ID', chatroomId, '', '昵称', groupName, '备注', sessionRemark || '', '']
+      const metaRow = ['导出工具', exportGenerator, '导出版本', exportVersion, '平台', exportPlatform, '导出时间', exportTime]
+
+      const header = ['微信昵称', '微信备注', '群昵称', 'wxid', '微信号']
+      const rows: string[][] = [infoTitleRow, infoRow, metaRow, header]
+      const myWxid = this.cleanAccountDirName(this.configService.get('myWxid') || '')
+
+      for (const member of members) {
+        const wxid = member.username
+        const normalizedWxid = this.cleanAccountDirName(wxid || '')
+        const contact = contactMap.get(wxid)
+        const fallbackName = displayNames.success && displayNames.map ? (displayNames.map[wxid] || '') : ''
+        const nickName = contact?.nickName || fallbackName || ''
+        const remark = contact?.remark || ''
+        const rawGroupNickname = groupNicknames.get(wxid.toLowerCase()) || ''
+        const alias = contact?.alias || ''
+        const groupNickname = this.normalizeGroupNickname(
+          rawGroupNickname,
+          normalizedWxid === myWxid ? myWxid : wxid,
+          ''
+        )
+
+        rows.push([nickName, remark, groupNickname, wxid, alias])
+      }
+
+      const ext = path.extname(outputPath).toLowerCase()
+      if (ext === '.csv') {
+        const csvLines = rows.map((row) => row.map((cell) => this.escapeCsvValue(cell)).join(','))
+        const content = '\ufeff' + csvLines.join('\n')
+        fs.writeFileSync(outputPath, content, 'utf8')
+      } else {
+        const workbook = new ExcelJS.Workbook()
+        const sheet = workbook.addWorksheet(this.sanitizeWorksheetName('群成员列表'))
+
+        let currentRow = 1
+        const titleCell = sheet.getCell(currentRow, 1)
+        titleCell.value = '会话信息'
+        titleCell.font = { name: 'Calibri', bold: true, size: 11 }
+        titleCell.alignment = { vertical: 'middle', horizontal: 'left' }
+        sheet.getRow(currentRow).height = 25
+        currentRow++
+
+        sheet.getCell(currentRow, 1).value = '微信ID'
+        sheet.getCell(currentRow, 1).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.mergeCells(currentRow, 2, currentRow, 3)
+        sheet.getCell(currentRow, 2).value = chatroomId
+        sheet.getCell(currentRow, 2).font = { name: 'Calibri', size: 11 }
+
+        sheet.getCell(currentRow, 4).value = '昵称'
+        sheet.getCell(currentRow, 4).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.getCell(currentRow, 5).value = groupName
+        sheet.getCell(currentRow, 5).font = { name: 'Calibri', size: 11 }
+
+        sheet.getCell(currentRow, 6).value = '备注'
+        sheet.getCell(currentRow, 6).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.mergeCells(currentRow, 7, currentRow, 8)
+        sheet.getCell(currentRow, 7).value = sessionRemark
+        sheet.getCell(currentRow, 7).font = { name: 'Calibri', size: 11 }
+
+        sheet.getRow(currentRow).height = 20
+        currentRow++
+
+        sheet.getCell(currentRow, 1).value = '导出工具'
+        sheet.getCell(currentRow, 1).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.getCell(currentRow, 2).value = exportGenerator
+        sheet.getCell(currentRow, 2).font = { name: 'Calibri', size: 10 }
+
+        sheet.getCell(currentRow, 3).value = '导出版本'
+        sheet.getCell(currentRow, 3).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.getCell(currentRow, 4).value = exportVersion
+        sheet.getCell(currentRow, 4).font = { name: 'Calibri', size: 10 }
+
+        sheet.getCell(currentRow, 5).value = '平台'
+        sheet.getCell(currentRow, 5).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.getCell(currentRow, 6).value = exportPlatform
+        sheet.getCell(currentRow, 6).font = { name: 'Calibri', size: 10 }
+
+        sheet.getCell(currentRow, 7).value = '导出时间'
+        sheet.getCell(currentRow, 7).font = { name: 'Calibri', bold: true, size: 11 }
+        sheet.getCell(currentRow, 8).value = exportTime
+        sheet.getCell(currentRow, 8).font = { name: 'Calibri', size: 10 }
+
+        sheet.getRow(currentRow).height = 20
+        currentRow++
+
+        const headerRow = sheet.getRow(currentRow)
+        headerRow.height = 22
+        header.forEach((text, index) => {
+          const cell = headerRow.getCell(index + 1)
+          cell.value = text
+          cell.font = { name: 'Calibri', bold: true, size: 11 }
+        })
+        currentRow++
+
+        sheet.getColumn(1).width = 28
+        sheet.getColumn(2).width = 28
+        sheet.getColumn(3).width = 28
+        sheet.getColumn(4).width = 36
+        sheet.getColumn(5).width = 28
+        sheet.getColumn(6).width = 18
+        sheet.getColumn(7).width = 24
+        sheet.getColumn(8).width = 22
+
+        for (let i = 4; i < rows.length; i++) {
+          const [nickName, remark, groupNickname, wxid, alias] = rows[i]
+          const row = sheet.getRow(currentRow)
+          row.getCell(1).value = nickName
+          row.getCell(2).value = remark
+          row.getCell(3).value = groupNickname
+          row.getCell(4).value = wxid
+          row.getCell(5).value = alias
+          row.alignment = { vertical: 'top', wrapText: true }
+          currentRow++
+        }
+
+        await workbook.xlsx.writeFile(outputPath)
+      }
+
+      return { success: true, count: members.length }
+    } catch (e) {
+      return { success: false, error: String(e) }
+    }
+  }
+
+
+
 }
 
 export const groupAnalyticsService = new GroupAnalyticsService()

electron/services/imageDecryptService.ts

@@ -899,35 +899,63 @@ export class ImageDecryptService {
   }
 
   private findCachedOutput(cacheKey: string, preferHd: boolean = false, sessionId?: string): string | null {
-    const root = this.getCacheRoot()
+    const allRoots = this.getAllCacheRoots()
     const normalizedKey = this.normalizeDatBase(cacheKey.toLowerCase())
     const extensions = ['.jpg', '.jpeg', '.png', '.gif', '.webp']
 
+    // 遍历所有可能的缓存根路径
+    for (const root of allRoots) {
+      // 策略1: 新目录结构 Images/{sessionId}/{YYYY-MM}/{file}_hd.jpg
       if (sessionId) {
         const sessionDir = join(root, this.sanitizeDirName(sessionId))
         if (existsSync(sessionDir)) {
           try {
-          const sessionEntries = readdirSync(sessionDir)
-          for (const entry of sessionEntries) {
-            const timeDir = join(sessionDir, entry)
-            if (!this.isDirectory(timeDir)) continue
-            const hit = this.findCachedOutputInDir(timeDir, normalizedKey, extensions, preferHd)
-            if (hit) return hit
-          }
-        } catch {
-          // ignore
-        }
-      }
-    }
+            const dateDirs = readdirSync(sessionDir, { withFileTypes: true })
+              .filter(d => d.isDirectory() && /^\d{4}-\d{2}$/.test(d.name))
+              .map(d => d.name)
+              .sort()
+              .reverse() // 最新的日期优先
 
-    // 新目录结构: Images/{normalizedKey}/{normalizedKey}_thumb.jpg 或 _hd.jpg
-    const imageDir = join(root, normalizedKey)
-    if (existsSync(imageDir)) {
+            for (const dateDir of dateDirs) {
+              const imageDir = join(sessionDir, dateDir)
               const hit = this.findCachedOutputInDir(imageDir, normalizedKey, extensions, preferHd)
               if (hit) return hit
             }
+          } catch { }
+        }
+      }
 
-    // 兼容旧的平铺结构
+      // 策略2: 遍历所有 sessionId 目录查找（如果没有指定 sessionId）
+      try {
+        const sessionDirs = readdirSync(root, { withFileTypes: true })
+          .filter(d => d.isDirectory())
+          .map(d => d.name)
+
+        for (const session of sessionDirs) {
+          const sessionDir = join(root, session)
+          // 检查是否是日期目录结构
+          try {
+            const subDirs = readdirSync(sessionDir, { withFileTypes: true })
+              .filter(d => d.isDirectory() && /^\d{4}-\d{2}$/.test(d.name))
+              .map(d => d.name)
+
+            for (const dateDir of subDirs) {
+              const imageDir = join(sessionDir, dateDir)
+              const hit = this.findCachedOutputInDir(imageDir, normalizedKey, extensions, preferHd)
+              if (hit) return hit
+            }
+          } catch { }
+        }
+      } catch { }
+
+      // 策略3: 旧目录结构 Images/{normalizedKey}/{normalizedKey}_thumb.jpg
+      const oldImageDir = join(root, normalizedKey)
+      if (existsSync(oldImageDir)) {
+        const hit = this.findCachedOutputInDir(oldImageDir, normalizedKey, extensions, preferHd)
+        if (hit) return hit
+      }
+
+      // 策略4: 最旧的平铺结构 Images/{file}.jpg
       for (const ext of extensions) {
         const candidate = join(root, `${cacheKey}${ext}`)
         if (existsSync(candidate)) return candidate
@@ -936,6 +964,7 @@ export class ImageDecryptService {
         const candidate = join(root, `${cacheKey}_t${ext}`)
         if (existsSync(candidate)) return candidate
       }
+    }
 
     return null
   }
@@ -1104,15 +1133,19 @@ export class ImageDecryptService {
     if (this.cacheIndexed) return
     if (this.cacheIndexing) return this.cacheIndexing
     this.cacheIndexing = new Promise((resolve) => {
-      const root = this.getCacheRoot()
+      // 扫描所有可能的缓存根目录
+      const allRoots = this.getAllCacheRoots()
+      this.logInfo('开始索引缓存', { roots: allRoots.length })
+      
+      for (const root of allRoots) {
         try {
-        this.indexCacheDir(root, 2, 0)
-      } catch {
-        this.cacheIndexed = true
-        this.cacheIndexing = null
-        resolve()
-        return
+          this.indexCacheDir(root, 3, 0) // 增加深度到3，支持 sessionId/YYYY-MM 结构
+        } catch (e) {
+          this.logError('索引目录失败', e, { root })
         }
+      }
+      
+      this.logInfo('缓存索引完成', { entries: this.resolvedCache.size })
       this.cacheIndexed = true
       this.cacheIndexing = null
       resolve()
@@ -1120,6 +1153,39 @@ export class ImageDecryptService {
     return this.cacheIndexing
   }
 
+  /**
+   * 获取所有可能的缓存根路径（用于查找已缓存的图片）
+   * 包含当前路径、配置路径、旧版本路径
+   */
+  private getAllCacheRoots(): string[] {
+    const roots: string[] = []
+    const configured = this.configService.get('cachePath')
+    const documentsPath = app.getPath('documents')
+
+    // 主要路径（当前使用的）
+    const mainRoot = this.getCacheRoot()
+    roots.push(mainRoot)
+
+    // 如果配置了自定义路径，也检查其下的 Images
+    if (configured) {
+      roots.push(join(configured, 'Images'))
+      roots.push(join(configured, 'images'))
+    }
+
+    // 默认路径
+    roots.push(join(documentsPath, 'WeFlow', 'Images'))
+    roots.push(join(documentsPath, 'WeFlow', 'images'))
+    
+    // 兼容旧路径（如果有的话）
+    roots.push(join(documentsPath, 'WeFlowData', 'Images'))
+
+    // 去重并过滤存在的路径
+    const uniqueRoots = Array.from(new Set(roots))
+    const existingRoots = uniqueRoots.filter(r => existsSync(r))
+
+    return existingRoots
+  }
+
   private indexCacheDir(root: string, maxDepth: number, depth: number): void {
     let entries: string[]
     try {

electron/services/keyService.ts

@@ -33,6 +33,7 @@ export class KeyService {
   private ReadProcessMemory: any = null
   private MEMORY_BASIC_INFORMATION: any = null
   private TerminateProcess: any = null
+  private QueryFullProcessImageNameW: any = null
 
   // User32
   private EnumWindows: any = null
@@ -42,6 +43,7 @@ export class KeyService {
   private GetWindowThreadProcessId: any = null
   private IsWindowVisible: any = null
   private EnumChildWindows: any = null
+  private PostMessageW: any = null
   private WNDENUMPROC_PTR: any = null
 
   // Advapi32
@@ -56,6 +58,7 @@ export class KeyService {
   private readonly HKEY_LOCAL_MACHINE = 0x80000002
   private readonly HKEY_CURRENT_USER = 0x80000001
   private readonly ERROR_SUCCESS = 0
+  private readonly WM_CLOSE = 0x0010
 
   private getDllPath(): string {
     const isPackaged = typeof app !== 'undefined' && app ? app.isPackaged : process.env.NODE_ENV === 'production'
@@ -194,6 +197,7 @@ export class KeyService {
       this.OpenProcess = this.kernel32.func('OpenProcess', 'HANDLE', ['uint32', 'bool', 'uint32'])
       this.CloseHandle = this.kernel32.func('CloseHandle', 'bool', ['HANDLE'])
       this.TerminateProcess = this.kernel32.func('TerminateProcess', 'bool', ['HANDLE', 'uint32'])
+      this.QueryFullProcessImageNameW = this.kernel32.func('QueryFullProcessImageNameW', 'bool', ['HANDLE', 'uint32', this.koffi.out('uint16*'), this.koffi.out('uint32*')])
       this.VirtualQueryEx = this.kernel32.func('VirtualQueryEx', 'uint64', ['HANDLE', 'uint64', this.koffi.out(this.koffi.pointer(this.MEMORY_BASIC_INFORMATION)), 'uint64'])
       this.ReadProcessMemory = this.kernel32.func('ReadProcessMemory', 'bool', ['HANDLE', 'uint64', 'void*', 'uint64', this.koffi.out(this.koffi.pointer('uint64'))])
 
@@ -222,6 +226,7 @@ export class KeyService {
 
       this.EnumWindows = this.user32.func('EnumWindows', 'bool', [this.WNDENUMPROC_PTR, 'intptr_t'])
       this.EnumChildWindows = this.user32.func('EnumChildWindows', 'bool', ['void*', this.WNDENUMPROC_PTR, 'intptr_t'])
+      this.PostMessageW = this.user32.func('PostMessageW', 'bool', ['void*', 'uint32', 'uintptr_t', 'intptr_t'])
 
       this.GetWindowTextW = this.user32.func('GetWindowTextW', 'int', ['void*', this.koffi.out('uint16*'), 'int'])
       this.GetWindowTextLengthW = this.user32.func('GetWindowTextLengthW', 'int', ['void*'])
@@ -310,7 +315,46 @@ export class KeyService {
     }
   }
 
+  private async getProcessExecutablePath(pid: number): Promise<string | null> {
+    if (!this.ensureKernel32()) return null
+    // 0x1000 = PROCESS_QUERY_LIMITED_INFORMATION
+    const hProcess = this.OpenProcess(0x1000, false, pid)
+    if (!hProcess) return null
+
+    try {
+      const sizeBuf = Buffer.alloc(4)
+      sizeBuf.writeUInt32LE(1024, 0)
+      const pathBuf = Buffer.alloc(1024 * 2)
+
+      const ret = this.QueryFullProcessImageNameW(hProcess, 0, pathBuf, sizeBuf)
+      if (ret) {
+        const len = sizeBuf.readUInt32LE(0)
+        return pathBuf.toString('ucs2', 0, len * 2)
+      }
+      return null
+    } catch (e) {
+      console.error('获取进程路径失败:', e)
+      return null
+    } finally {
+      this.CloseHandle(hProcess)
+    }
+  }
+
   private async findWeChatInstallPath(): Promise<string | null> {
+    // 0. 优先尝试获取正在运行的微信进程路径
+    try {
+      const pid = await this.findWeChatPid()
+      if (pid) {
+        const runPath = await this.getProcessExecutablePath(pid)
+        if (runPath && existsSync(runPath)) {
+          console.log('发现正在运行的微信进程，使用路径:', runPath)
+          return runPath
+        }
+      }
+    } catch (e) {
+      console.error('尝试获取运行中微信路径失败:', e)
+    }
+
     // 1. Registry - Uninstall Keys
     const uninstallKeys = [
       'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall',
@@ -396,16 +440,60 @@ export class KeyService {
     return fallbackPid ?? null
   }
 
-  private async killWeChatProcesses() {
+  private async waitForWeChatExit(timeoutMs = 8000): Promise<boolean> {
+    const start = Date.now()
+    while (Date.now() - start < timeoutMs) {
+      const weixinPid = await this.findPidByImageName('Weixin.exe')
+      const wechatPid = await this.findPidByImageName('WeChat.exe')
+      if (!weixinPid && !wechatPid) return true
+      await new Promise(r => setTimeout(r, 400))
+    }
+    return false
+  }
+
+  private async closeWeChatWindows(): Promise<boolean> {
+    if (!this.ensureUser32()) return false
+    let requested = false
+
+    const enumWindowsCallback = this.koffi.register((hWnd: any, lParam: any) => {
+      if (!this.IsWindowVisible(hWnd)) return true
+      const title = this.getWindowTitle(hWnd)
+      const className = this.getClassName(hWnd)
+      const classLower = (className || '').toLowerCase()
+      const isWeChatWindow = this.isWeChatWindowTitle(title) || classLower.includes('wechat') || classLower.includes('weixin')
+      if (!isWeChatWindow) return true
+
+      requested = true
       try {
-      await execFileAsync('taskkill', ['/F', '/IM', 'Weixin.exe'])
-      await execFileAsync('taskkill', ['/F', '/IM', 'WeChat.exe'])
+        this.PostMessageW?.(hWnd, this.WM_CLOSE, 0, 0)
+      } catch { }
+      return true
+    }, this.WNDENUMPROC_PTR)
+
+    this.EnumWindows(enumWindowsCallback, 0)
+    this.koffi.unregister(enumWindowsCallback)
+
+    return requested
+  }
+
+  private async killWeChatProcesses(): Promise<boolean> {
+    const requested = await this.closeWeChatWindows()
+    if (requested) {
+      const gracefulOk = await this.waitForWeChatExit(1500)
+      if (gracefulOk) return true
+    }
+
+    try {
+      await execFileAsync('taskkill', ['/F', '/T', '/IM', 'Weixin.exe'])
+      await execFileAsync('taskkill', ['/F', '/T', '/IM', 'WeChat.exe'])
     } catch (e) {
       // Ignore if not found
     }
-    await new Promise(r => setTimeout(r, 1000))
+
+    return await this.waitForWeChatExit(5000)
   }
 
+
   // --- Window Detection ---
 
   private getWindowTitle(hWnd: any): string {
@@ -564,12 +652,21 @@ export class KeyService {
     }
 
     // 2. Restart WeChat
-    onStatus?.('正在重启微信以进行获取...', 0)
-    await this.killWeChatProcesses()
+    onStatus?.('正在关闭微信以进行获取...', 0)
+    const closed = await this.killWeChatProcesses()
+    if (!closed) {
+      const err = '无法自动关闭微信，请手动退出后重试'
+      onStatus?.(err, 2)
+      return { success: false, error: err }
+    }
 
 // 3. Launch
     onStatus?.('正在启动微信...', 0)
-    const sub = spawn(wechatPath, { detached: true, stdio: 'ignore' })
+    const sub = spawn(wechatPath, {
+      detached: true,
+      stdio: 'ignore',
+      cwd: dirname(wechatPath)
+    })
     sub.unref()
 
 // 4. Wait for Window & Get PID (Crucial change: discover PID from window)
@@ -588,6 +685,11 @@ export class KeyService {
     if (!ok) {
       const error = this.getLastErrorMsg ? this.decodeCString(this.getLastErrorMsg()) : ''
       if (error) {
+        // 检测权限不足错误 (NTSTATUS 0xC0000022 = STATUS_ACCESS_DENIED)
+        if (error.includes('0xC0000022') || error.includes('ACCESS_DENIED') || error.includes('打开目标进程失败')) {
+          const friendlyError = '权限不足：无法访问微信进程。\n\n解决方法：\n1. 右键 WeFlow 图标，选择"以管理员身份运行"\n2. 关闭可能拦截的安全软件（如360、火绒等）\n3. 确保微信没有以管理员权限运行'
+          return { success: false, error: friendlyError }
+        }
         return { success: false, error }
       }
       const statusBuffer = Buffer.alloc(256)
@@ -836,16 +938,17 @@ export class KeyService {
     return null
   }
 
-  private isAlphaNumAscii(byte: number): boolean {
-    return (byte >= 0x61 && byte <= 0x7a) || (byte >= 0x41 && byte <= 0x5a) || (byte >= 0x30 && byte <= 0x39)
+  private isAlphaNumLower(byte: number): boolean {
+    // 只匹配小写字母 a-z 和数字 0-9（AES密钥格式）
+    return (byte >= 0x61 && byte <= 0x7a) || (byte >= 0x30 && byte <= 0x39)
   }
 
-  private isUtf16AsciiKey(buf: Buffer, start: number): boolean {
+  private isUtf16LowerKey(buf: Buffer, start: number): boolean {
     if (start + 64 > buf.length) return false
     for (let j = 0; j < 32; j++) {
       const charByte = buf[start + j * 2]
       const nullByte = buf[start + j * 2 + 1]
-      if (nullByte !== 0x00 || !this.isAlphaNumAscii(charByte)) {
+      if (nullByte !== 0x00 || !this.isAlphaNumLower(charByte)) {
         return false
       }
     }
@@ -878,8 +981,6 @@ export class KeyService {
     const regions: Array<[number, number]> = []
     const MEM_COMMIT = 0x1000
     const MEM_PRIVATE = 0x20000
-    const MEM_MAPPED = 0x40000
-    const MEM_IMAGE = 0x1000000
     const PAGE_NOACCESS = 0x01
     const PAGE_GUARD = 0x100
 
@@ -894,11 +995,10 @@ export class KeyService {
       const protect = info.Protect
       const type = info.Type
       const regionSize = Number(info.RegionSize)
-      if (state === MEM_COMMIT && (protect & PAGE_NOACCESS) === 0 && (protect & PAGE_GUARD) === 0) {
-        if (type === MEM_PRIVATE || type === MEM_MAPPED || type === MEM_IMAGE) {
+      // 只收集已提交的私有内存（大幅减少扫描区域）
+      if (state === MEM_COMMIT && type === MEM_PRIVATE && (protect & PAGE_NOACCESS) === 0 && (protect & PAGE_GUARD) === 0) {
         regions.push([Number(info.BaseAddress), regionSize])
       }
-      }
 
       const nextAddress = address + regionSize
       if (nextAddress <= address) break
@@ -926,87 +1026,52 @@ export class KeyService {
 
     try {
       const allRegions = this.getMemoryRegions(hProcess)
+      const totalRegions = allRegions.length
+      let scannedCount = 0
+      let skippedCount = 0
 
-      // 优化1: 只保留小内存区域（< 10MB）- 密钥通常在小区域，可大幅减少扫描时间
-      const filteredRegions = allRegions.filter(([_, size]) => size <= 10 * 1024 * 1024)
-
-      // 优化2: 优先级排序 - 按大小升序，先扫描小区域（密钥通常在较小区域）
-      const sortedRegions = filteredRegions.sort((a, b) => a[1] - b[1])
-
-      // 优化3: 计算总字节数用于精确进度报告
-      const totalBytes = sortedRegions.reduce((sum, [_, size]) => sum + size, 0)
-      let processedBytes = 0
-
-      // 优化4: 减小分块大小到 1MB（参考 wx_key 项目）
-      const chunkSize = 1 * 1024 * 1024
-      const overlap = 65
-      let currentRegion = 0
-
-      for (const [baseAddress, regionSize] of sortedRegions) {
-        currentRegion++
-        const progress = totalBytes > 0 ? Math.floor((processedBytes / totalBytes) * 100) : 0
-        onProgress?.(progress, 100, `扫描内存 ${progress}% (${currentRegion}/${sortedRegions.length})`)
-
-        // 每个区域都让出主线程，确保UI流畅
-        await new Promise(resolve => setImmediate(resolve))
-        let offset = 0
-        let trailing: Buffer | null = null
-        while (offset < regionSize) {
-          const remaining = regionSize - offset
-          const currentChunkSize = remaining > chunkSize ? chunkSize : remaining
-          const chunk = this.readProcessMemory(hProcess, baseAddress + offset, currentChunkSize)
-          if (!chunk || !chunk.length) {
-            offset += currentChunkSize
-            trailing = null
+      for (const [baseAddress, regionSize] of allRegions) {
+        // 跳过太大的内存区域（> 100MB）
+        if (regionSize > 100 * 1024 * 1024) {
+          skippedCount++
           continue
         }
 
-          let dataToScan: Buffer
-          if (trailing && trailing.length) {
-            dataToScan = Buffer.concat([trailing, chunk])
-          } else {
-            dataToScan = chunk
+        scannedCount++
+        if (scannedCount % 10 === 0) {
+          onProgress?.(scannedCount, totalRegions, `正在扫描微信内存... (${scannedCount}/${totalRegions})`)
+          await new Promise(resolve => setImmediate(resolve))
         }
 
-          for (let i = 0; i < dataToScan.length - 34; i++) {
-            if (this.isAlphaNumAscii(dataToScan[i])) continue
+        const memory = this.readProcessMemory(hProcess, baseAddress, regionSize)
+        if (!memory) continue
+
+        // 直接在原始字节中搜索32字节的小写字母数字序列
+        for (let i = 0; i < memory.length - 34; i++) {
+          // 检查前导字符（不是小写字母或数字）
+          if (this.isAlphaNumLower(memory[i])) continue
+
+          // 检查接下来32个字节是否都是小写字母或数字
           let valid = true
           for (let j = 1; j <= 32; j++) {
-              if (!this.isAlphaNumAscii(dataToScan[i + j])) {
+            if (!this.isAlphaNumLower(memory[i + j])) {
               valid = false
               break
             }
           }
-            if (valid && this.isAlphaNumAscii(dataToScan[i + 33])) {
-              valid = false
+          if (!valid) continue
+
+          // 检查尾部字符（不是小写字母或数字）
+          if (i + 33 < memory.length && this.isAlphaNumLower(memory[i + 33])) {
+            continue
           }
-            if (valid) {
-              const keyBytes = dataToScan.subarray(i + 1, i + 33)
+
+          const keyBytes = memory.subarray(i + 1, i + 33)
           if (this.verifyKey(ciphertext, keyBytes)) {
             return keyBytes.toString('ascii')
           }
         }
       }
-
-          for (let i = 0; i < dataToScan.length - 65; i++) {
-            if (!this.isUtf16AsciiKey(dataToScan, i)) continue
-            const keyBytes = Buffer.alloc(32)
-            for (let j = 0; j < 32; j++) {
-              keyBytes[j] = dataToScan[i + j * 2]
-            }
-            if (this.verifyKey(ciphertext, keyBytes)) {
-              return keyBytes.toString('ascii')
-            }
-          }
-
-          const start = dataToScan.length - overlap
-          trailing = dataToScan.subarray(start < 0 ? 0 : start)
-          offset += currentChunkSize
-        }
-
-        // 更新已处理字节数
-        processedBytes += regionSize
-      }
       return null
     } finally {
       try {

electron/services/snsService.ts

@@ -0,0 +1,255 @@
+import { wcdbService } from './wcdbService'
+import { ConfigService } from './config'
+import { ContactCacheService } from './contactCacheService'
+
+export interface SnsLivePhoto {
+    url: string
+    thumb: string
+    md5?: string
+    token?: string
+    key?: string
+    encIdx?: string
+}
+
+export interface SnsMedia {
+    url: string
+    thumb: string
+    md5?: string
+    token?: string
+    key?: string
+    encIdx?: string
+    livePhoto?: SnsLivePhoto
+}
+
+export interface SnsPost {
+    id: string
+    username: string
+    nickname: string
+    avatarUrl?: string
+    createTime: number
+    contentDesc: string
+    type?: number
+    media: SnsMedia[]
+    likes: string[]
+    comments: { id: string; nickname: string; content: string; refCommentId: string; refNickname?: string }[]
+    rawXml?: string  // 原始 XML 数据
+}
+
+const fixSnsUrl = (url: string, token?: string) => {
+    if (!url) return url;
+
+    // 1. 统一使用 https
+    // 2. 将 /150 (缩略图) 强制改为 /0 (原图)
+    let fixedUrl = url.replace('http://', 'https://').replace(/\/150($|\?)/, '/0$1');
+
+    if (!token || fixedUrl.includes('token=')) return fixedUrl;
+
+    const connector = fixedUrl.includes('?') ? '&' : '?';
+    return `${fixedUrl}${connector}token=${token}&idx=1`;
+};
+
+class SnsService {
+    private contactCache: ContactCacheService
+
+    constructor() {
+        const config = new ConfigService()
+        this.contactCache = new ContactCacheService(config.get('cachePath') as string)
+    }
+
+    async getTimeline(limit: number = 20, offset: number = 0, usernames?: string[], keyword?: string, startTime?: number, endTime?: number): Promise<{ success: boolean; timeline?: SnsPost[]; error?: string }> {
+        console.log('[SnsService] getTimeline called with:', { limit, offset, usernames, keyword, startTime, endTime })
+
+        const result = await wcdbService.getSnsTimeline(limit, offset, usernames, keyword, startTime, endTime)
+
+        console.log('[SnsService] getSnsTimeline result:', {
+            success: result.success,
+            timelineCount: result.timeline?.length,
+            error: result.error
+        })
+
+        if (result.success && result.timeline) {
+            const enrichedTimeline = result.timeline.map((post: any, index: number) => {
+                const contact = this.contactCache.get(post.username)
+
+                // 修复媒体 URL
+                const fixedMedia = post.media.map((m: any, mIdx: number) => {
+                    const base = {
+                        url: fixSnsUrl(m.url, m.token),
+                        thumb: fixSnsUrl(m.thumb, m.token),
+                        md5: m.md5,
+                        token: m.token,
+                        key: m.key,
+                        encIdx: m.encIdx || m.enc_idx, // 兼容不同命名
+                        livePhoto: m.livePhoto ? {
+                            ...m.livePhoto,
+                            url: fixSnsUrl(m.livePhoto.url, m.livePhoto.token),
+                            thumb: fixSnsUrl(m.livePhoto.thumb, m.livePhoto.token),
+                            token: m.livePhoto.token,
+                            key: m.livePhoto.key
+                        } : undefined
+                    }
+
+                    // [MOCK] 模拟数据：如果后端没返回 key (说明 DLL 未更新)，注入一些 Mock 数据以便前端开发
+                    if (!base.key) {
+                        base.key = 'mock_key_for_dev'
+                        if (!base.token) {
+                            base.token = 'mock_token_for_dev'
+                            base.url = fixSnsUrl(base.url, base.token)
+                            base.thumb = fixSnsUrl(base.thumb, base.token)
+                        }
+                        base.encIdx = '1'
+
+                        // 强制给第一个帖子的第一张图加 LivePhoto 模拟
+                        if (index === 0 && mIdx === 0 && !base.livePhoto) {
+                            base.livePhoto = {
+                                url: fixSnsUrl('https://tm.sh/d4cb0.mp4', 'mock_live_token'),
+                                thumb: base.thumb,
+                                token: 'mock_live_token',
+                                key: 'mock_live_key'
+                            }
+                        }
+                    }
+
+                    return base
+                })
+
+                return {
+                    ...post,
+                    avatarUrl: contact?.avatarUrl,
+                    nickname: post.nickname || contact?.displayName || post.username,
+                    media: fixedMedia
+                }
+            })
+
+            console.log('[SnsService] Returning enriched timeline with', enrichedTimeline.length, 'posts')
+            return { ...result, timeline: enrichedTimeline }
+        }
+
+        console.log('[SnsService] Returning result:', result)
+        return result
+    }
+    async debugResource(url: string): Promise<{ success: boolean; status?: number; headers?: any; error?: string }> {
+        return new Promise((resolve) => {
+            try {
+                const { app, net } = require('electron')
+                // Remove mocking 'require' if it causes issues, but here we need 'net' or 'https'
+                // implementing with 'https' for reliability if 'net' is main-process only special
+                const https = require('https')
+                const urlObj = new URL(url)
+
+                const options = {
+                    hostname: urlObj.hostname,
+                    path: urlObj.pathname + urlObj.search,
+                    method: 'GET',
+                    headers: {
+                        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) WindowsWechat(0x63090719) XWEB/8351",
+                        "Accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
+                        "Accept-Encoding": "gzip, deflate, br",
+                        "Accept-Language": "zh-CN,zh;q=0.9",
+                        "Referer": "https://servicewechat.com/",
+                        "Connection": "keep-alive",
+                        "Range": "bytes=0-10" // Keep our range check
+                    }
+                }
+
+                const req = https.request(options, (res: any) => {
+                    resolve({
+                        success: true,
+                        status: res.statusCode,
+                        headers: {
+                            'x-enc': res.headers['x-enc'],
+                            'content-length': res.headers['content-length'],
+                            'content-type': res.headers['content-type']
+                        }
+                    })
+                    req.destroy() // We only need headers
+                })
+
+                req.on('error', (e: any) => {
+                    resolve({ success: false, error: e.message })
+                })
+
+                req.end()
+            } catch (e: any) {
+                resolve({ success: false, error: e.message })
+            }
+        })
+    }
+
+    private imageCache = new Map<string, string>()
+
+    async proxyImage(url: string): Promise<{ success: boolean; dataUrl?: string; error?: string }> {
+        // Check cache
+        if (this.imageCache.has(url)) {
+            return { success: true, dataUrl: this.imageCache.get(url) }
+        }
+
+        return new Promise((resolve) => {
+            try {
+                const https = require('https')
+                const zlib = require('zlib')
+                const urlObj = new URL(url)
+
+                const options = {
+                    hostname: urlObj.hostname,
+                    path: urlObj.pathname + urlObj.search,
+                    method: 'GET',
+                    headers: {
+                        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) WindowsWechat(0x63090719) XWEB/8351",
+                        "Accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
+                        "Accept-Encoding": "gzip, deflate, br",
+                        "Accept-Language": "zh-CN,zh;q=0.9",
+                        "Referer": "https://servicewechat.com/",
+                        "Connection": "keep-alive"
+                    }
+                }
+
+                const req = https.request(options, (res: any) => {
+                    if (res.statusCode !== 200) {
+                        resolve({ success: false, error: `HTTP ${res.statusCode}` })
+                        return
+                    }
+
+                    const chunks: Buffer[] = []
+                    let stream = res
+
+                    // Handle gzip compression
+                    const encoding = res.headers['content-encoding']
+                    if (encoding === 'gzip') {
+                        stream = res.pipe(zlib.createGunzip())
+                    } else if (encoding === 'deflate') {
+                        stream = res.pipe(zlib.createInflate())
+                    } else if (encoding === 'br') {
+                        stream = res.pipe(zlib.createBrotliDecompress())
+                    }
+
+                    stream.on('data', (chunk: Buffer) => chunks.push(chunk))
+                    stream.on('end', () => {
+                        const buffer = Buffer.concat(chunks)
+                        const contentType = res.headers['content-type'] || 'image/jpeg'
+                        const base64 = buffer.toString('base64')
+                        const dataUrl = `data:${contentType};base64,${base64}`
+
+                        // Cache
+                        this.imageCache.set(url, dataUrl)
+
+                        resolve({ success: true, dataUrl })
+                    })
+                    stream.on('error', (e: any) => {
+                        resolve({ success: false, error: e.message })
+                    })
+                })
+
+                req.on('error', (e: any) => {
+                    resolve({ success: false, error: e.message })
+                })
+
+                req.end()
+            } catch (e: any) {
+                resolve({ success: false, error: e.message })
+            }
+        })
+    }
+}
+
+export const snsService = new SnsService()

electron/services/wcdbCore.ts

@@ -1,6 +1,12 @@
 import { join, dirname, basename } from 'path'
 import { appendFileSync, existsSync, mkdirSync, readdirSync, statSync, readFileSync } from 'fs'
 
+// DLL 初始化错误信息，用于帮助用户诊断问题
+let lastDllInitError: string | null = null
+export function getLastDllInitError(): string | null {
+  return lastDllInitError
+}
+
 export class WcdbCore {
   private resourcesPath: string | null = null
   private userDataPath: string | null = null
@@ -14,6 +20,7 @@ export class WcdbCore {
   private currentWxid: string | null = null
 
   // 函数引用
+  private wcdbInitProtection: any = null
   private wcdbInit: any = null
   private wcdbShutdown: any = null
   private wcdbOpenAccount: any = null
@@ -49,6 +56,8 @@ export class WcdbCore {
   private wcdbGetEmoticonCdnUrl: any = null
   private wcdbGetDbStatus: any = null
   private wcdbGetVoiceData: any = null
+  private wcdbGetSnsTimeline: any = null
+  private wcdbVerifyUser: any = null
   private avatarUrlCache: Map<string, { url?: string; updatedAt: number }> = new Map()
   private readonly avatarCacheTtlMs = 10 * 60 * 1000
   private logTimer: NodeJS.Timeout | null = null
@@ -110,7 +119,8 @@ export class WcdbCore {
   private writeLog(message: string, force = false): void {
     if (!force && !this.isLogEnabled()) return
     const line = `[${new Date().toISOString()}] ${message}`
-    // 移除控制台日志，只写入文件
+    // 同时输出到控制台和文件
+    console.log('[WCDB]', message)
     try {
       const base = this.userDataPath || process.env.WCDB_LOG_DIR || process.cwd()
       const dir = join(base, 'logs')
@@ -208,8 +218,68 @@ export class WcdbCore {
         return false
       }
 
+      // 关键修复：显式预加载依赖库 WCDB.dll 和 SDL2.dll
+      // Windows 加载器默认不会查找子目录中的依赖，必须先将其加载到内存
+      // 这可以解决部分用户因为 VC++ 运行时或 DLL 依赖问题导致的闪退
+      const dllDir = dirname(dllPath)
+      const wcdbCorePath = join(dllDir, 'WCDB.dll')
+      if (existsSync(wcdbCorePath)) {
+        try {
+          this.koffi.load(wcdbCorePath)
+          this.writeLog('预加载 WCDB.dll 成功')
+        } catch (e) {
+          console.warn('预加载 WCDB.dll 失败(可能不是致命的):', e)
+          this.writeLog(`预加载 WCDB.dll 失败: ${String(e)}`)
+        }
+      }
+      const sdl2Path = join(dllDir, 'SDL2.dll')
+      if (existsSync(sdl2Path)) {
+        try {
+          this.koffi.load(sdl2Path)
+          this.writeLog('预加载 SDL2.dll 成功')
+        } catch (e) {
+          console.warn('预加载 SDL2.dll 失败(可能不是致命的):', e)
+          this.writeLog(`预加载 SDL2.dll 失败: ${String(e)}`)
+        }
+      }
+
       this.lib = this.koffi.load(dllPath)
 
+      // InitProtection (Added for security)
+      try {
+        this.wcdbInitProtection = this.lib.func('bool InitProtection(const char* resourcePath)')
+
+        // 尝试多个可能的资源路径
+        const resourcePaths = [
+          dllDir,  // DLL 所在目录
+          dirname(dllDir),  // 上级目录
+          this.resourcesPath,  // 配置的资源路径
+          join(process.cwd(), 'resources')  // 开发环境
+        ].filter(Boolean)
+
+        let protectionOk = false
+        for (const resPath of resourcePaths) {
+          try {
+            // console.log(`[WCDB] 尝试 InitProtection: ${resPath}`)
+            protectionOk = this.wcdbInitProtection(resPath)
+            if (protectionOk) {
+              // console.log(`[WCDB] InitProtection 成功: ${resPath}`)
+              break
+            }
+          } catch (e) {
+            // console.warn(`[WCDB] InitProtection 失败 (${resPath}):`, e)
+          }
+        }
+
+        if (!protectionOk) {
+          // console.warn('[WCDB] Core security check failed - 继续运行但可能不稳定')
+          // this.writeLog('InitProtection 失败，继续运行')
+          // 不返回 false，允许继续运行
+        }
+      } catch (e) {
+        // console.warn('InitProtection symbol not found:', e)
+      }
+
       // 定义类型
       // wcdb_status wcdb_init()
       this.wcdbInit = this.lib.func('int32 wcdb_init()')
@@ -354,6 +424,20 @@ export class WcdbCore {
         this.wcdbGetVoiceData = null
       }
 
+      // wcdb_status wcdb_get_sns_timeline(wcdb_handle handle, int32_t limit, int32_t offset, const char* username, const char* keyword, int32_t start_time, int32_t end_time, char** out_json)
+      try {
+        this.wcdbGetSnsTimeline = this.lib.func('int32 wcdb_get_sns_timeline(int64 handle, int32 limit, int32 offset, const char* username, const char* keyword, int32 startTime, int32 endTime, _Out_ void** outJson)')
+      } catch {
+        this.wcdbGetSnsTimeline = null
+      }
+
+      // void VerifyUser(int64_t hwnd_ptr, const char* message, char* out_result, int max_len)
+      try {
+        this.wcdbVerifyUser = this.lib.func('void VerifyUser(int64 hwnd, const char* message, _Out_ char* outResult, int maxLen)')
+      } catch {
+        this.wcdbVerifyUser = null
+      }
+
       // 初始化
       const initResult = this.wcdbInit()
       if (initResult !== 0) {
@@ -362,9 +446,20 @@ export class WcdbCore {
       }
 
       this.initialized = true
+      lastDllInitError = null
       return true
     } catch (e) {
-      console.error('WCDB 初始化异常:', e)
+      const errorMsg = e instanceof Error ? e.message : String(e)
+      console.error('WCDB 初始化异常:', errorMsg)
+      this.writeLog(`WCDB 初始化异常: ${errorMsg}`, true)
+      lastDllInitError = errorMsg
+      // 检查是否是常见的 VC++ 运行时缺失错误
+      if (errorMsg.includes('126') || errorMsg.includes('找不到指定的模块') ||
+        errorMsg.includes('The specified module could not be found')) {
+        lastDllInitError = '可能缺少 Visual C++ 运行时库。请安装 Microsoft Visual C++ Redistributable (x64)。'
+      } else if (errorMsg.includes('193') || errorMsg.includes('不是有效的 Win32 应用程序')) {
+        lastDllInitError = 'DLL 架构不匹配。请确保使用 64 位版本的应用程序。'
+      }
       return false
     }
   }
@@ -391,7 +486,9 @@ export class WcdbCore {
       if (!this.initialized) {
         const initOk = await this.initialize()
         if (!initOk) {
-          return { success: false, error: 'WCDB 初始化失败' }
+          // 返回更详细的错误信息，帮助用户诊断问题
+          const detailedError = lastDllInitError || 'WCDB 初始化失败'
+          return { success: false, error: detailedError }
         }
       }
 
@@ -1344,4 +1441,65 @@ export class WcdbCore {
       return { success: false, error: String(e) }
     }
   }
+
+  /**
+   * 验证 Windows Hello
+   */
+  async verifyUser(message: string, hwnd?: string): Promise<{ success: boolean; error?: string }> {
+    if (!this.initialized) {
+      const initOk = await this.initialize()
+      if (!initOk) return { success: false, error: 'WCDB 初始化失败' }
+    }
+
+    if (!this.wcdbVerifyUser) {
+      return { success: false, error: 'Binding not found: VerifyUser' }
+    }
+
+    return new Promise((resolve) => {
+      try {
+        // Allocate buffer for result JSON
+        const maxLen = 1024
+        const outBuf = Buffer.alloc(maxLen)
+
+        // Call native function
+        const hwndVal = hwnd ? BigInt(hwnd) : BigInt(0)
+        this.wcdbVerifyUser(hwndVal, message || '', outBuf, maxLen)
+
+        // Parse result
+        const jsonStr = this.koffi.decode(outBuf, 'char', -1)
+        const result = JSON.parse(jsonStr)
+        resolve(result)
+      } catch (e) {
+        resolve({ success: false, error: String(e) })
+      }
+    })
+  }
+
+  async getSnsTimeline(limit: number, offset: number, usernames?: string[], keyword?: string, startTime?: number, endTime?: number): Promise<{ success: boolean; timeline?: any[]; error?: string }> {
+    if (!this.ensureReady()) return { success: false, error: 'WCDB 未连接' }
+    if (!this.wcdbGetSnsTimeline) return { success: false, error: '当前 DLL 版本不支持获取朋友圈' }
+    try {
+      const outPtr = [null as any]
+      const usernamesJson = usernames && usernames.length > 0 ? JSON.stringify(usernames) : ''
+      const result = this.wcdbGetSnsTimeline(
+        this.handle,
+        limit,
+        offset,
+        usernamesJson,
+        keyword || '',
+        startTime || 0,
+        endTime || 0,
+        outPtr
+      )
+      if (result !== 0 || !outPtr[0]) {
+        return { success: false, error: `获取朋友圈失败: ${result}` }
+      }
+      const jsonStr = this.decodeJsonPtr(outPtr[0])
+      if (!jsonStr) return { success: false, error: '解析朋友圈数据失败' }
+      const timeline = JSON.parse(jsonStr)
+      return { success: true, timeline }
+    } catch (e) {
+      return { success: false, error: String(e) }
+    }
+  }
 }

electron/services/wcdbService.ts

@@ -58,12 +58,24 @@ export class WcdbService {
       })
 
       this.worker.on('error', (err) => {
-        // Worker error
+        // Worker 发生错误，需要 reject 所有 pending promises
+        console.error('WCDB Worker 错误:', err)
+        const errorMsg = err instanceof Error ? err.message : String(err)
+        for (const [id, p] of this.pending) {
+          p.reject(new Error(`Worker 错误: ${errorMsg}`))
+        }
+        this.pending.clear()
       })
 
       this.worker.on('exit', (code) => {
+        // Worker 退出，需要 reject 所有 pending promises
         if (code !== 0) {
-          // Worker exited with error
+          console.error('WCDB Worker 异常退出，退出码:', code)
+          const errorMsg = `Worker 异常退出 (退出码: ${code})。可能是 DLL 加载失败，请检查是否安装了 Visual C++ Redistributable。`
+          for (const [id, p] of this.pending) {
+            p.reject(new Error(errorMsg))
+          }
+          this.pending.clear()
         }
         this.worker = null
       })
@@ -350,6 +362,20 @@ export class WcdbService {
     return this.callWorker('getVoiceData', { sessionId, createTime, candidates, localId, svrId })
   }
 
+  /**
+   * 获取朋友圈
+   */
+  async getSnsTimeline(limit: number, offset: number, usernames?: string[], keyword?: string, startTime?: number, endTime?: number): Promise<{ success: boolean; timeline?: any[]; error?: string }> {
+    return this.callWorker('getSnsTimeline', { limit, offset, usernames, keyword, startTime, endTime })
+  }
+
+  /**
+   * 验证 Windows Hello
+   */
+  async verifyUser(message: string, hwnd?: string): Promise<{ success: boolean; error?: string }> {
+    return this.callWorker('verifyUser', { message, hwnd })
+  }
+
 }
 
 export const wcdbService = new WcdbService()

electron/services/windowsHelloService.ts

@@ -0,0 +1,32 @@
+import { wcdbService } from './wcdbService'
+import { BrowserWindow } from 'electron'
+
+export class WindowsHelloService {
+    private verificationPromise: Promise<{ success: boolean; error?: string }> | null = null
+
+    /**
+     * 验证 Windows Hello
+     * @param message 提示信息
+     */
+    async verify(message: string = '请验证您的身份以解锁 WeFlow', targetWindow?: BrowserWindow): Promise<{ success: boolean; error?: string }> {
+        // Prevent concurrent verification requests
+        if (this.verificationPromise) {
+            return this.verificationPromise
+        }
+
+        // 获取窗口句柄: 优先使用传入的窗口，否则尝试获取焦点窗口，最后兜底主窗口
+        const window = targetWindow || BrowserWindow.getFocusedWindow() || BrowserWindow.getAllWindows()[0]
+        const hwndBuffer = window?.getNativeWindowHandle()
+        // Convert buffer to int string for transport
+        const hwndStr = hwndBuffer ? BigInt('0x' + hwndBuffer.toString('hex')).toString() : undefined
+
+        this.verificationPromise = wcdbService.verifyUser(message, hwndStr)
+            .finally(() => {
+                this.verificationPromise = null
+            })
+
+        return this.verificationPromise
+    }
+}
+
+export const windowsHelloService = new WindowsHelloService()

electron/wcdbWorker.ts

@@ -116,6 +116,12 @@ if (parentPort) {
                         console.error('[wcdbWorker] getVoiceData failed:', result.error)
                     }
                     break
+                case 'getSnsTimeline':
+                    result = await core.getSnsTimeline(payload.limit, payload.offset, payload.usernames, payload.keyword, payload.startTime, payload.endTime)
+                    break
+                case 'verifyUser':
+                    result = await core.verifyUser(payload.message, payload.hwnd)
+                    break
                 default:
                     result = { success: false, error: `Unknown method: ${type}` }
             }

installer.nsh

@@ -47,11 +47,11 @@ ManifestDPIAware true
           DetailPrint "Visual C++ Redistributable 安装成功"
           MessageBox MB_OK|MB_ICONINFORMATION "Visual C++ 运行库安装成功！"
         ${Else}
-          MessageBox MB_OK|MB_ICONEXCLAMATION "Visual C++ 运行库安装失败，您可能需要手动安装。"
+          MessageBox MB_OK|MB_ICONEXCLAMATION "Visual C++ 运行库安装失败，你可能需要手动安装。"
         ${EndIf}
         Delete "$TEMP\vc_redist.x64.exe"
       ${Else}
-        MessageBox MB_OK|MB_ICONEXCLAMATION "下载失败：$0$\n$\n您可以稍后手动下载安装 Visual C++ Redistributable。"
+        MessageBox MB_OK|MB_ICONEXCLAMATION "下载失败：$0$\n$\n你可以稍后手动下载安装 Visual C++ Redistributable。"
       ${EndIf}
       Goto doneVC
     

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "weflow",
-  "version": "1.2.0",
+  "version": "1.4.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "weflow",
-      "version": "1.2.0",
+      "version": "1.4.4",
       "hasInstallScript": true,
       "dependencies": {
         "better-sqlite3": "^12.5.0",
@@ -7380,6 +7380,12 @@
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "license": "MIT"
     },
+    "node_modules/nan": {
+      "version": "2.25.0",
+      "resolved": "https://registry.npmmirror.com/nan/-/nan-2.25.0.tgz",
+      "integrity": "sha512-0M90Ag7Xn5KMLLZ7zliPWP3rT90P6PN+IzVFS0VqmnPktBk3700xUVv8Ikm9EUaUE5SDWdp/BIxdENzVznpm1g==",
+      "license": "MIT"
+    },
     "node_modules/nanoid": {
       "version": "3.3.11",
       "resolved": "https://registry.npmmirror.com/nanoid/-/nanoid-3.3.11.tgz",

package.json

@@ -1,12 +1,17 @@
 {
   "name": "weflow",
-  "version": "1.2.0",
+  "version": "1.4.4",
   "description": "WeFlow",
   "main": "dist-electron/main.js",
   "author": "cc",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/hicccc77/WeFlow"
+  },
+  "//": "二改不应改变此处的作者与应用信息",
   "scripts": {
     "postinstall": "echo 'No native modules to rebuild'",
-    "rebuild": "echo 'No native modules to rebuild'",
+    "rebuild": "electron-rebuild",
     "dev": "vite",
     "build": "tsc && vite build && electron-builder",
     "preview": "vite preview",
@@ -54,6 +59,8 @@
     "appId": "com.WeFlow.app",
     "publish": {
       "provider": "github",
+      "owner": "hicccc77",
+      "repo": "WeFlow",
       "releaseType": "release"
     },
     "productName": "WeFlow",
@@ -105,6 +112,24 @@
     "asarUnpack": [
       "node_modules/silk-wasm/**/*",
       "node_modules/sherpa-onnx-node/**/*"
+    ],
+    "extraFiles": [
+      {
+        "from": "resources/msvcp140.dll",
+        "to": "."
+      },
+      {
+        "from": "resources/msvcp140_1.dll",
+        "to": "."
+      },
+      {
+        "from": "resources/vcruntime140.dll",
+        "to": "."
+      },
+      {
+        "from": "resources/vcruntime140_1.dll",
+        "to": "."
+      }
     ]
   }
 }

src/App.tsx

@@ -12,10 +12,12 @@ import AnnualReportPage from './pages/AnnualReportPage'
 import AnnualReportWindow from './pages/AnnualReportWindow'
 import AgreementPage from './pages/AgreementPage'
 import GroupAnalyticsPage from './pages/GroupAnalyticsPage'
-import DataManagementPage from './pages/DataManagementPage'
 import SettingsPage from './pages/SettingsPage'
 import ExportPage from './pages/ExportPage'
 import VideoWindow from './pages/VideoWindow'
+import SnsPage from './pages/SnsPage'
+import ContactsPage from './pages/ContactsPage'
+import ChatHistoryPage from './pages/ChatHistoryPage'
 
 import { useAppStore } from './stores/appStore'
 import { themes, useThemeStore, type ThemeId } from './stores/themeStore'
@@ -23,26 +25,47 @@ import * as configService from './services/config'
 import { Download, X, Shield } from 'lucide-react'
 import './App.scss'
 
+import UpdateDialog from './components/UpdateDialog'
+import UpdateProgressCapsule from './components/UpdateProgressCapsule'
+import LockScreen from './components/LockScreen'
+
 function App() {
   const navigate = useNavigate()
   const location = useLocation()
-  const { setDbConnected } = useAppStore()
+  const {
+    setDbConnected,
+    updateInfo,
+    setUpdateInfo,
+    isDownloading,
+    setIsDownloading,
+    downloadProgress,
+    setDownloadProgress,
+    showUpdateDialog,
+    setShowUpdateDialog,
+    setUpdateError,
+    isLocked,
+    setLocked
+  } = useAppStore()
+
   const { currentTheme, themeMode, setTheme, setThemeMode } = useThemeStore()
   const isAgreementWindow = location.pathname === '/agreement-window'
   const isOnboardingWindow = location.pathname === '/onboarding-window'
   const isVideoPlayerWindow = location.pathname === '/video-player-window'
+  const isChatHistoryWindow = location.pathname.startsWith('/chat-history/')
   const [themeHydrated, setThemeHydrated] = useState(false)
 
+  // 锁定状态
+  // const [isLocked, setIsLocked] = useState(false) // Moved to store
+  const [lockAvatar, setLockAvatar] = useState<string | undefined>(
+    localStorage.getItem('app_lock_avatar') || undefined
+  )
+  const [lockUseHello, setLockUseHello] = useState(false)
+
   // 协议同意状态
   const [showAgreement, setShowAgreement] = useState(false)
   const [agreementChecked, setAgreementChecked] = useState(false)
   const [agreementLoading, setAgreementLoading] = useState(true)
 
-  // 更新提示状态
-  const [updateInfo, setUpdateInfo] = useState<{ version: string; releaseNotes: string } | null>(null)
-  const [isDownloading, setIsDownloading] = useState(false)
-  const [downloadProgress, setDownloadProgress] = useState(0)
-
   useEffect(() => {
     const root = document.documentElement
     const body = document.body
@@ -147,26 +170,34 @@ function App() {
 
   // 监听启动时的更新通知
   useEffect(() => {
-    const removeUpdateListener = window.electronAPI.app.onUpdateAvailable?.((info) => {
-      setUpdateInfo(info)
+    const removeUpdateListener = window.electronAPI.app.onUpdateAvailable?.((info: any) => {
+      // 发现新版本时自动打开更新弹窗
+      if (info) {
+        setUpdateInfo({ ...info, hasUpdate: true })
+        setShowUpdateDialog(true)
+      }
     })
-    const removeProgressListener = window.electronAPI.app.onDownloadProgress?.((progress) => {
+    const removeProgressListener = window.electronAPI.app.onDownloadProgress?.((progress: any) => {
       setDownloadProgress(progress)
     })
     return () => {
       removeUpdateListener?.()
       removeProgressListener?.()
     }
-  }, [])
+  }, [setUpdateInfo, setDownloadProgress, setShowUpdateDialog])
 
   const handleUpdateNow = async () => {
+    setShowUpdateDialog(false)
     setIsDownloading(true)
-    setDownloadProgress(0)
+    setDownloadProgress({ percent: 0 })
     try {
       await window.electronAPI.app.downloadAndInstall()
-    } catch (e) {
+    } catch (e: any) {
       console.error('更新失败:', e)
       setIsDownloading(false)
+      // Extract clean error message if possible
+      const errorMsg = e.message || String(e)
+      setUpdateError(errorMsg.includes('暂时禁用') ? '自动更新已暂时禁用' : errorMsg)
     }
   }
 
@@ -184,9 +215,15 @@ function App() {
         const decryptKey = await configService.getDecryptKey()
         const wxid = await configService.getMyWxid()
         const onboardingDone = await configService.getOnboardingDone()
+        const wxidConfig = wxid ? await configService.getWxidConfig(wxid) : null
+        const effectiveDecryptKey = wxidConfig?.decryptKey || decryptKey
+
+        if (wxidConfig?.decryptKey && wxidConfig.decryptKey !== decryptKey) {
+          await configService.setDecryptKey(wxidConfig.decryptKey)
+        }
 
         // 如果配置完整，自动测试连接
-        if (dbPath && decryptKey && wxid) {
+        if (dbPath && effectiveDecryptKey && wxid) {
           if (!onboardingDone) {
             await configService.setOnboardingDone(true)
           }
@@ -202,16 +239,57 @@ function App() {
             }
           } else {
             console.log('自动连接失败:', result.error)
+            // 如果错误信息包含 VC++ 或 DLL 相关内容，不清除配置，只提示用户
+            // 其他错误可能需要重新配置
+            const errorMsg = result.error || ''
+            if (errorMsg.includes('Visual C++') ||
+              errorMsg.includes('DLL') ||
+              errorMsg.includes('Worker') ||
+              errorMsg.includes('126') ||
+              errorMsg.includes('模块')) {
+              console.warn('检测到可能的运行时依赖问题:', errorMsg)
+              // 不清除配置，让用户安装 VC++ 后重试
+            }
           }
         }
       } catch (e) {
         console.error('自动连接出错:', e)
+        // 捕获异常但不清除配置，防止循环重新引导
       }
     }
 
     autoConnect()
   }, [isAgreementWindow, isOnboardingWindow, navigate, setDbConnected])
 
+  // 检查应用锁
+  useEffect(() => {
+    if (isAgreementWindow || isOnboardingWindow || isVideoPlayerWindow) return
+
+    const checkLock = async () => {
+      // 并行获取配置，减少等待
+      const [enabled, useHello] = await Promise.all([
+        configService.getAuthEnabled(),
+        configService.getAuthUseHello()
+      ])
+
+      if (enabled) {
+        setLockUseHello(useHello)
+        setLocked(true)
+        // 尝试获取头像
+        try {
+          const result = await window.electronAPI.chat.getMyAvatarUrl()
+          if (result && result.success && result.avatarUrl) {
+            setLockAvatar(result.avatarUrl)
+            localStorage.setItem('app_lock_avatar', result.avatarUrl)
+          }
+        } catch (e) {
+          console.error('获取锁屏头像失败', e)
+        }
+      }
+    }
+    checkLock()
+  }, [isAgreementWindow, isOnboardingWindow, isVideoPlayerWindow])
+
   // 独立协议窗口
   if (isAgreementWindow) {
     return <AgreementPage />
@@ -226,11 +304,26 @@ function App() {
     return <VideoWindow />
   }
 
+  // 独立聊天记录窗口
+  if (isChatHistoryWindow) {
+    return <ChatHistoryPage />
+  }
+
   // 主窗口 - 完整布局
   return (
     <div className="app-container">
+      {isLocked && (
+        <LockScreen
+          onUnlock={() => setLocked(false)}
+          avatar={lockAvatar}
+          useHello={lockUseHello}
+        />
+      )}
       <TitleBar />
 
+      {/* 全局悬浮进度胶囊 (处理：新版本提示、下载进度、错误提示) */}
+      <UpdateProgressCapsule />
+
       {/* 用户协议弹窗 */}
       {showAgreement && !agreementLoading && (
         <div className="agreement-overlay">
@@ -252,13 +345,13 @@ function App() {
               </div>
               <div className="agreement-text">
                 <h4>1. 数据安全</h4>
-                <p>本软件所有数据处理均在本地完成，不会上传任何聊天记录、个人信息到服务器。您的数据完全由您自己掌控。</p>
+                <p>本软件所有数据处理均在本地完成，不会上传任何聊天记录、个人信息到服务器。你的数据完全由你自己掌控。</p>
 
                 <h4>2. 使用须知</h4>
-                <p>本软件仅供个人学习研究使用，请勿用于任何非法用途。使用本软件解密、查看、分析的数据应为您本人所有或已获得授权。</p>
+                <p>本软件仅供个人学习研究使用，请勿用于任何非法用途。使用本软件解密、查看、分析的数据应为你本人所有或已获得授权。</p>
 
                 <h4>3. 免责声明</h4>
-                <p>因使用本软件产生的任何直接或间接损失，开发者不承担任何责任。请确保您的使用行为符合当地法律法规。</p>
+                <p>因使用本软件产生的任何直接或间接损失，开发者不承担任何责任。请确保你的使用行为符合当地法律法规。</p>
 
                 <h4>4. 隐私保护</h4>
                 <p>本软件不收集任何用户数据。软件更新检测仅获取版本信息，不涉及任何个人隐私。</p>
@@ -282,31 +375,15 @@ function App() {
         </div>
       )}
 
-      {/* 更新提示条 */}
-      {updateInfo && (
-        <div className="update-banner">
-          <span className="update-text">
-            发现新版本 <strong>v{updateInfo.version}</strong>
-          </span>
-          {isDownloading ? (
-            <div className="update-progress">
-              <div className="progress-bar">
-                <div className="progress-fill" style={{ width: `${downloadProgress}%` }} />
-              </div>
-              <span>{downloadProgress.toFixed(0)}%</span>
-            </div>
-          ) : (
-            <>
-              <button className="update-btn" onClick={handleUpdateNow}>
-                <Download size={14} /> 立即更新
-              </button>
-              <button className="dismiss-btn" onClick={dismissUpdate}>
-                <X size={14} />
-              </button>
-            </>
-          )}
-        </div>
-      )}
+      {/* 更新提示对话框 */}
+      <UpdateDialog
+        open={showUpdateDialog}
+        updateInfo={updateInfo}
+        onClose={() => setShowUpdateDialog(false)}
+        onUpdate={handleUpdateNow}
+        isDownloading={isDownloading}
+        progress={downloadProgress}
+      />
 
       <div className="main-layout">
         <Sidebar />
@@ -321,9 +398,12 @@ function App() {
               <Route path="/group-analytics" element={<GroupAnalyticsPage />} />
               <Route path="/annual-report" element={<AnnualReportPage />} />
               <Route path="/annual-report/view" element={<AnnualReportWindow />} />
-              <Route path="/data-management" element={<DataManagementPage />} />
+
               <Route path="/settings" element={<SettingsPage />} />
               <Route path="/export" element={<ExportPage />} />
+              <Route path="/sns" element={<SnsPage />} />
+              <Route path="/contacts" element={<ContactsPage />} />
+              <Route path="/chat-history/:sessionId/:messageId" element={<ChatHistoryPage />} />
             </Routes>
           </RouteGuard>
         </main>

src/components/JumpToDateDialog.scss

@@ -0,0 +1,238 @@
+.jump-date-overlay {
+    position: fixed;
+    inset: 0;
+    background: rgba(0, 0, 0, 0.4);
+    backdrop-filter: blur(4px);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 2000;
+    animation: fadeIn 0.2s ease-out;
+}
+
+.jump-date-modal {
+    background: var(--card-bg);
+    width: 340px;
+    border-radius: 16px;
+    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+    animation: modalSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+
+.jump-date-header {
+    padding: 18px 20px;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border-bottom: 1px solid var(--border-color);
+
+    .title-area {
+        display: flex;
+        align-items: center;
+        gap: 10px;
+        color: var(--text-primary);
+
+        svg {
+            color: var(--primary);
+        }
+
+        h3 {
+            font-size: 16px;
+            font-weight: 600;
+            margin: 0;
+        }
+    }
+
+    .close-btn {
+        background: none;
+        border: none;
+        color: var(--text-tertiary);
+        cursor: pointer;
+        padding: 4px;
+        border-radius: 6px;
+        display: flex;
+        transition: all 0.2s;
+
+        &:hover {
+            background: var(--bg-hover);
+            color: var(--text-primary);
+        }
+    }
+}
+
+.calendar-view {
+    padding: 20px;
+
+    .calendar-nav {
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+        margin-bottom: 16px;
+
+        .current-month {
+            font-size: 15px;
+            font-weight: 600;
+            color: var(--text-primary);
+        }
+
+        .nav-btn {
+            width: 32px;
+            height: 32px;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            background: var(--bg-secondary);
+            border: 1px solid var(--border-color);
+            border-radius: 8px;
+            color: var(--text-secondary);
+            cursor: pointer;
+            transition: all 0.2s;
+
+            &:hover {
+                background: var(--bg-hover);
+                border-color: var(--primary);
+                color: var(--primary);
+            }
+        }
+    }
+}
+
+.calendar-grid {
+    .weekdays {
+        display: grid;
+        grid-template-columns: repeat(7, 1fr);
+        margin-bottom: 8px;
+
+        .weekday {
+            text-align: center;
+            font-size: 12px;
+            font-weight: 500;
+            color: var(--text-tertiary);
+            padding: 4px 0;
+        }
+    }
+
+    .days {
+        display: grid;
+        grid-template-columns: repeat(7, 1fr);
+        gap: 4px;
+
+        .day-cell {
+            aspect-ratio: 1;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            font-size: 14px;
+            color: var(--text-primary);
+            border-radius: 8px;
+            cursor: pointer;
+            transition: all 0.2s;
+
+            &.empty {
+                cursor: default;
+            }
+
+            &:not(.empty):hover {
+                background: var(--bg-hover);
+            }
+
+            &.selected {
+                background: var(--primary);
+                color: #fff;
+                font-weight: 600;
+            }
+
+            &.today:not(.selected) {
+                color: var(--primary);
+                font-weight: 600;
+                background: var(--primary-light);
+            }
+        }
+    }
+}
+
+.quick-options {
+    display: flex;
+    gap: 8px;
+    padding: 0 20px 16px;
+
+    button {
+        flex: 1;
+        padding: 8px;
+        font-size: 12px;
+        background: var(--bg-secondary);
+        border: 1px solid var(--border-color);
+        border-radius: 6px;
+        color: var(--text-secondary);
+        cursor: pointer;
+        transition: all 0.2s;
+
+        &:hover {
+            background: var(--bg-hover);
+            color: var(--primary);
+            border-color: var(--primary);
+        }
+    }
+}
+
+.dialog-footer {
+    padding: 16px 20px;
+    display: flex;
+    gap: 12px;
+    background: var(--bg-secondary);
+
+    button {
+        flex: 1;
+        padding: 10px;
+        border-radius: 8px;
+        font-size: 14px;
+        font-weight: 600;
+        cursor: pointer;
+        transition: all 0.2s;
+    }
+
+    .cancel-btn {
+        background: transparent;
+        border: 1px solid var(--border-color);
+        color: var(--text-secondary);
+
+        &:hover {
+            background: var(--bg-hover);
+            color: var(--text-primary);
+        }
+    }
+
+    .confirm-btn {
+        background: var(--primary);
+        border: none;
+        color: #fff;
+
+        &:hover {
+            background: var(--primary-hover);
+        }
+    }
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+    }
+
+    to {
+        opacity: 1;
+    }
+}
+
+@keyframes modalSlideUp {
+    from {
+        opacity: 0;
+        transform: translateY(20px);
+    }
+
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}

src/components/JumpToDateDialog.tsx

@@ -0,0 +1,156 @@
+import React, { useState } from 'react'
+import { X, ChevronLeft, ChevronRight, Calendar as CalendarIcon } from 'lucide-react'
+import './JumpToDateDialog.scss'
+
+interface JumpToDateDialogProps {
+    isOpen: boolean
+    onClose: () => void
+    onSelect: (date: Date) => void
+    currentDate?: Date
+}
+
+const JumpToDateDialog: React.FC<JumpToDateDialogProps> = ({
+    isOpen,
+    onClose,
+    onSelect,
+    currentDate = new Date()
+}) => {
+    const [calendarDate, setCalendarDate] = useState(new Date(currentDate))
+    const [selectedDate, setSelectedDate] = useState(new Date(currentDate))
+
+    if (!isOpen) return null
+
+    const getDaysInMonth = (date: Date) => {
+        const year = date.getFullYear()
+        const month = date.getMonth()
+        return new Date(year, month + 1, 0).getDate()
+    }
+
+    const getFirstDayOfMonth = (date: Date) => {
+        const year = date.getFullYear()
+        const month = date.getMonth()
+        return new Date(year, month, 1).getDay()
+    }
+
+    const generateCalendar = () => {
+        const daysInMonth = getDaysInMonth(calendarDate)
+        const firstDay = getFirstDayOfMonth(calendarDate)
+        const days: (number | null)[] = []
+
+        for (let i = 0; i < firstDay; i++) {
+            days.push(null)
+        }
+
+        for (let i = 1; i <= daysInMonth; i++) {
+            days.push(i)
+        }
+
+        return days
+    }
+
+    const handleDateClick = (day: number) => {
+        const newDate = new Date(calendarDate.getFullYear(), calendarDate.getMonth(), day)
+        setSelectedDate(newDate)
+    }
+
+    const handleConfirm = () => {
+        onSelect(selectedDate)
+        onClose()
+    }
+
+    const isToday = (day: number) => {
+        const today = new Date()
+        return day === today.getDate() &&
+            calendarDate.getMonth() === today.getMonth() &&
+            calendarDate.getFullYear() === today.getFullYear()
+    }
+
+    const isSelected = (day: number) => {
+        return day === selectedDate.getDate() &&
+            calendarDate.getMonth() === selectedDate.getMonth() &&
+            calendarDate.getFullYear() === selectedDate.getFullYear()
+    }
+
+    const weekdays = ['日', '一', '二', '三', '四', '五', '六']
+    const days = generateCalendar()
+
+    return (
+        <div className="jump-date-overlay" onClick={onClose}>
+            <div className="jump-date-modal" onClick={e => e.stopPropagation()}>
+                <div className="jump-date-header">
+                    <div className="title-area">
+                        <CalendarIcon size={18} />
+                        <h3>跳转到日期</h3>
+                    </div>
+                    <button className="close-btn" onClick={onClose}>
+                        <X size={18} />
+                    </button>
+                </div>
+
+                <div className="calendar-view">
+                    <div className="calendar-nav">
+                        <button
+                            className="nav-btn"
+                            onClick={() => setCalendarDate(new Date(calendarDate.getFullYear(), calendarDate.getMonth() - 1, 1))}
+                        >
+                            <ChevronLeft size={18} />
+                        </button>
+                        <span className="current-month">
+                            {calendarDate.getFullYear()}年{calendarDate.getMonth() + 1}月
+                        </span>
+                        <button
+                            className="nav-btn"
+                            onClick={() => setCalendarDate(new Date(calendarDate.getFullYear(), calendarDate.getMonth() + 1, 1))}
+                        >
+                            <ChevronRight size={18} />
+                        </button>
+                    </div>
+
+                    <div className="calendar-grid">
+                        <div className="weekdays">
+                            {weekdays.map(d => <div key={d} className="weekday">{d}</div>)}
+                        </div>
+                        <div className="days">
+                            {days.map((day, i) => (
+                                <div
+                                    key={i}
+                                    className={`day-cell ${day === null ? 'empty' : ''} ${day !== null && isSelected(day) ? 'selected' : ''} ${day !== null && isToday(day) ? 'today' : ''}`}
+                                    onClick={() => day !== null && handleDateClick(day)}
+                                >
+                                    {day}
+                                </div>
+                            ))}
+                        </div>
+                    </div>
+                </div>
+
+                <div className="quick-options">
+                    <button onClick={() => {
+                        const d = new Date()
+                        setSelectedDate(d)
+                        setCalendarDate(new Date(d))
+                    }}>今天</button>
+                    <button onClick={() => {
+                        const d = new Date()
+                        d.setDate(d.getDate() - 7)
+                        setSelectedDate(d)
+                        setCalendarDate(new Date(d))
+                    }}>一周前</button>
+                    <button onClick={() => {
+                        const d = new Date()
+                        d.setMonth(d.getMonth() - 1)
+                        setSelectedDate(d)
+                        setCalendarDate(new Date(d))
+                    }}>一月前</button>
+                </div>
+
+                <div className="dialog-footer">
+                    <button className="cancel-btn" onClick={onClose}>取消</button>
+                    <button className="confirm-btn" onClick={handleConfirm}>跳转</button>
+                </div>
+            </div>
+        </div>
+    )
+}
+
+export default JumpToDateDialog

src/components/LivePhotoIcon.tsx

@@ -0,0 +1,29 @@
+import React from 'react';
+
+interface LivePhotoIconProps {
+    size?: number | string;
+    className?: string;
+    style?: React.CSSProperties;
+}
+
+export const LivePhotoIcon: React.FC<LivePhotoIconProps> = ({ size = 24, className = '', style = {} }) => {
+    return (
+        <svg
+            width={size}
+            height={size}
+            viewBox="0 0 24 24"
+            version="1.1"
+            xmlns="http://www.w3.org/2000/svg"
+            className={className}
+            style={style}
+        >
+            <g stroke="none" strokeWidth="1" fill="none" fillRule="evenodd" strokeLinecap="round" strokeLinejoin="round">
+                <g stroke="currentColor" strokeWidth="2">
+                    <circle fill="currentColor" stroke="none" cx="12" cy="12" r="2.5"></circle>
+                    <circle cx="12" cy="12" r="5.5"></circle>
+                    <circle cx="12" cy="12" r="9" strokeDasharray="1 3.7"></circle>
+                </g>
+            </g>
+        </svg>
+    );
+};

src/components/LockScreen.scss

@@ -0,0 +1,185 @@
+.lock-screen {
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100vw;
+    height: 100vh;
+    background-color: var(--bg-primary);
+    z-index: 9999;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    user-select: none;
+    -webkit-app-region: drag;
+    transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
+    backdrop-filter: blur(25px) saturate(180%);
+    background-color: var(--bg-primary);
+    // 让背景带一点透明度以增强毛玻璃效果
+    opacity: 1;
+
+    &.unlocked {
+        opacity: 0;
+        pointer-events: none;
+        backdrop-filter: blur(0) saturate(100%);
+        transform: scale(1.02);
+
+        .lock-content {
+            transform: translateY(-20px) scale(0.95);
+            filter: blur(10px);
+            opacity: 0;
+        }
+    }
+
+    .lock-content {
+        display: flex;
+        flex-direction: column;
+        align-items: center;
+        width: 320px;
+        -webkit-app-region: no-drag;
+        animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
+        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
+
+        .lock-avatar {
+            width: 100px;
+            height: 100px;
+            border-radius: 50%;
+            margin-bottom: 24px;
+            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
+            border: 4px solid var(--bg-total);
+            background-color: var(--bg-secondary);
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            color: var(--text-secondary);
+        }
+
+        .lock-title {
+            font-size: 24px;
+            font-weight: 600;
+            color: var(--text-primary);
+            margin-bottom: 32px;
+        }
+
+        .lock-form {
+            width: 100%;
+            display: flex;
+            flex-direction: column;
+            gap: 16px;
+
+            .input-group {
+                position: relative;
+                width: 100%;
+
+                input {
+                    width: 100%;
+                    height: 48px;
+                    padding: 0 16px;
+                    padding-right: 48px;
+                    border-radius: 12px;
+                    border: 1px solid var(--border-color);
+                    background-color: var(--bg-input);
+                    color: var(--text-primary);
+                    font-size: 16px;
+                    outline: none;
+                    transition: all 0.2s;
+
+                    &:focus {
+                        border-color: var(--primary-color);
+                        box-shadow: 0 0 0 2px var(--primary-color-alpha);
+                    }
+                }
+
+                .submit-btn {
+                    position: absolute;
+                    right: 8px;
+                    top: 8px;
+                    width: 32px;
+                    height: 32px;
+                    display: flex;
+                    align-items: center;
+                    justify-content: center;
+                    border-radius: 8px;
+                    border: none;
+                    background: var(--primary-color);
+                    color: white;
+                    cursor: pointer;
+                    transition: opacity 0.2s;
+
+                    &:hover {
+                        opacity: 0.9;
+                    }
+                }
+            }
+
+            .hello-btn {
+                width: 100%;
+                height: 48px;
+                display: flex;
+                align-items: center;
+                justify-content: center;
+                gap: 8px;
+                border-radius: 12px;
+                border: 1px solid var(--border-color);
+                background-color: var(--bg-secondary);
+                color: var(--text-primary);
+                font-size: 15px;
+                font-weight: 500;
+                cursor: pointer;
+                transition: all 0.2s;
+
+                &:hover {
+                    background-color: var(--bg-hover);
+                    transform: translateY(-1px);
+                }
+
+                &.loading {
+                    opacity: 0.7;
+                    pointer-events: none;
+                }
+            }
+        }
+
+        .lock-error {
+            margin-top: 16px;
+            color: #ff4d4f;
+            font-size: 14px;
+            animation: shake 0.5s ease-in-out;
+        }
+    }
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+        transform: translateY(20px);
+    }
+
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+@keyframes shake {
+
+    0%,
+    100% {
+        transform: translateX(0);
+    }
+
+    10%,
+    30%,
+    50%,
+    70%,
+    90% {
+        transform: translateX(-4px);
+    }
+
+    20%,
+    40%,
+    60%,
+    80% {
+        transform: translateX(4px);
+    }
+}

src/components/LockScreen.tsx

@@ -0,0 +1,169 @@
+import { useState, useEffect, useRef } from 'react'
+import * as configService from '../services/config'
+import { ArrowRight, Fingerprint, Lock, ScanFace, ShieldCheck } from 'lucide-react'
+import './LockScreen.scss'
+
+interface LockScreenProps {
+    onUnlock: () => void
+    avatar?: string
+    useHello?: boolean
+}
+
+async function sha256(message: string) {
+    const msgBuffer = new TextEncoder().encode(message)
+    const hashBuffer = await crypto.subtle.digest('SHA-256', msgBuffer)
+    const hashArray = Array.from(new Uint8Array(hashBuffer))
+    const hashHex = hashArray.map(b => b.toString(16).padStart(2, '0')).join('')
+    return hashHex
+}
+
+export default function LockScreen({ onUnlock, avatar, useHello = false }: LockScreenProps) {
+    const [password, setPassword] = useState('')
+    const [error, setError] = useState('')
+    const [isVerifying, setIsVerifying] = useState(false)
+    const [isUnlocked, setIsUnlocked] = useState(false)
+    const [showHello, setShowHello] = useState(false)
+    const [helloAvailable, setHelloAvailable] = useState(false)
+
+    // 用于取消 WebAuthn 请求
+    const abortControllerRef = useRef<AbortController | null>(null)
+    const inputRef = useRef<HTMLInputElement>(null)
+
+    useEffect(() => {
+        // 快速检查配置并启动
+        quickStartHello()
+        inputRef.current?.focus()
+
+        return () => {
+            // 组件卸载时取消请求
+            abortControllerRef.current?.abort()
+        }
+    }, [])
+
+    const handleUnlock = () => {
+        setIsUnlocked(true)
+        setTimeout(() => {
+            onUnlock()
+        }, 1500)
+    }
+
+    const quickStartHello = async () => {
+        try {
+            // 如果父组件已经告诉我们要用 Hello，直接开始，不等待 IPC
+            let shouldUseHello = useHello
+
+            // 为了稳健，如果 prop 没传（虽然现在都传了），再 check 一次 config
+            if (!shouldUseHello) {
+                shouldUseHello = await configService.getAuthUseHello()
+            }
+
+            if (shouldUseHello) {
+                // 标记为可用，显示按钮
+                setHelloAvailable(true)
+                setShowHello(true)
+                // 立即执行验证 (0延迟)
+                verifyHello()
+            }
+        } catch (e) {
+            console.error('Quick start hello failed', e)
+        }
+    }
+
+    const verifyHello = async () => {
+        if (isVerifying || isUnlocked) return
+
+        setIsVerifying(true)
+        setError('')
+
+        try {
+            const result = await window.electronAPI.auth.hello()
+
+            if (result.success) {
+                handleUnlock()
+            } else {
+                console.error('Hello verification failed:', result.error)
+                setError(result.error || '验证失败')
+            }
+        } catch (e: any) {
+            console.error('Hello verification error:', e)
+            setError(`验证失败: ${e.message || String(e)}`)
+        } finally {
+            setIsVerifying(false)
+        }
+    }
+
+    const handlePasswordSubmit = async (e?: React.FormEvent) => {
+        e?.preventDefault()
+        if (!password || isUnlocked) return
+
+        // 如果正在进行 Hello 验证，它会自动失败或被取代，UI上不用特意取消
+        // 因为 native 调用是模态的或者独立的，我们只要让 JS 状态不对锁住即可
+
+        // 不再检查 isVerifying，因为我们允许打断 Hello
+        setIsVerifying(true)
+        setError('')
+
+        try {
+            const storedHash = await configService.getAuthPassword()
+            const inputHash = await sha256(password)
+
+            if (inputHash === storedHash) {
+                handleUnlock()
+            } else {
+                setError('密码错误')
+                setPassword('')
+                setIsVerifying(false)
+                // 如果密码错误，是否重新触发 Hello? 
+                // 用户可能想重试密码，暂时不自动触发
+            }
+        } catch (e) {
+            setError('验证失败')
+            setIsVerifying(false)
+        }
+    }
+
+    return (
+        <div className={`lock-screen ${isUnlocked ? 'unlocked' : ''}`}>
+            <div className="lock-content">
+                <div className="lock-avatar">
+                    {avatar ? (
+                        <img src={avatar} alt="User" style={{ width: '100%', height: '100%', borderRadius: '50%' }} />
+                    ) : (
+                        <Lock size={40} />
+                    )}
+                </div>
+
+                <h2 className="lock-title">WeFlow 已锁定</h2>
+
+                <form className="lock-form" onSubmit={handlePasswordSubmit}>
+                    <div className="input-group">
+                        <input
+                            ref={inputRef}
+                            type="password"
+                            placeholder="输入应用密码"
+                            value={password}
+                            onChange={(e) => setPassword(e.target.value)}
+                        // 移除 disabled，允许用户随时输入
+                        />
+                        <button type="submit" className="submit-btn" disabled={!password}>
+                            <ArrowRight size={18} />
+                        </button>
+                    </div>
+
+                    {showHello && (
+                        <button
+                            type="button"
+                            className={`hello-btn ${isVerifying ? 'loading' : ''}`}
+                            onClick={verifyHello}
+                        >
+                            <Fingerprint size={20} />
+                            {isVerifying ? '验证中...' : '使用 Windows Hello 解锁'}
+                        </button>
+                    )}
+                </form>
+
+                {error && <div className="lock-error">{error}</div>}
+            </div>
+        </div>
+    )
+}

src/components/RouteGuard.tsx

@@ -6,8 +6,7 @@ interface RouteGuardProps {
   children: React.ReactNode
 }
 
-// 不需要数据库连接的页面
-const PUBLIC_ROUTES = ['/', '/home', '/settings', '/data-management']
+const PUBLIC_ROUTES = ['/', '/home', '/settings']
 
 function RouteGuard({ children }: RouteGuardProps) {
   const navigate = useNavigate()

src/components/Sidebar.scss

@@ -1,5 +1,5 @@
 .sidebar {
-  width: 200px;
+  width: 220px;
   background: var(--bg-secondary);
   border-right: 1px solid var(--border-color);
   display: flex;
@@ -32,14 +32,14 @@
   display: flex;
   flex-direction: column;
   gap: 4px;
-  padding: 0 8px;
+  padding: 0 12px;
 }
 
 .nav-item {
   display: flex;
   align-items: center;
   gap: 12px;
-  padding: 10px 16px;
+  padding: 10px 12px;
   border-radius: 9999px;
   color: var(--text-secondary);
   text-decoration: none;
@@ -49,7 +49,6 @@
   background: transparent;
   cursor: pointer;
   font-family: inherit;
-  width: 100%;
 
   &:hover {
     background: var(--bg-tertiary);
@@ -77,7 +76,7 @@
 }
 
 .sidebar-footer {
-  padding: 0 8px;
+  padding: 0 12px;
   border-top: 1px solid var(--border-color);
   padding-top: 12px;
   margin-top: 8px;

src/components/Sidebar.tsx

@@ -1,11 +1,19 @@
-import { useState } from 'react'
+import { useState, useEffect } from 'react'
 import { NavLink, useLocation } from 'react-router-dom'
-import { Home, MessageSquare, BarChart3, Users, FileText, Database, Settings, ChevronLeft, ChevronRight, Download, Bot } from 'lucide-react'
+import { Home, MessageSquare, BarChart3, Users, FileText, Database, Settings, ChevronLeft, ChevronRight, Download, Bot, Aperture, UserCircle, Lock } from 'lucide-react'
+import { useAppStore } from '../stores/appStore'
+import * as configService from '../services/config'
 import './Sidebar.scss'
 
 function Sidebar() {
   const location = useLocation()
   const [collapsed, setCollapsed] = useState(false)
+  const [authEnabled, setAuthEnabled] = useState(false)
+  const setLocked = useAppStore(state => state.setLocked)
+
+  useEffect(() => {
+    configService.getAuthEnabled().then(setAuthEnabled)
+  }, [])
 
   const isActive = (path: string) => {
     return location.pathname === path || location.pathname.startsWith(`${path}/`)
@@ -34,7 +42,25 @@ function Sidebar() {
           <span className="nav-label">聊天</span>
         </NavLink>
 
+        {/* 朋友圈 */}
+        <NavLink
+          to="/sns"
+          className={`nav-item ${isActive('/sns') ? 'active' : ''}`}
+          title={collapsed ? '朋友圈' : undefined}
+        >
+          <span className="nav-icon"><Aperture size={20} /></span>
+          <span className="nav-label">朋友圈</span>
+        </NavLink>
 
+        {/* 通讯录 */}
+        <NavLink
+          to="/contacts"
+          className={`nav-item ${isActive('/contacts') ? 'active' : ''}`}
+          title={collapsed ? '通讯录' : undefined}
+        >
+          <span className="nav-icon"><UserCircle size={20} /></span>
+          <span className="nav-label">通讯录</span>
+        </NavLink>
 
         {/* 私聊分析 */}
         <NavLink
@@ -76,18 +102,21 @@ function Sidebar() {
           <span className="nav-label">导出</span>
         </NavLink>
 
-        {/* 数据管理 */}
-        <NavLink
-          to="/data-management"
-          className={`nav-item ${isActive('/data-management') ? 'active' : ''}`}
-          title={collapsed ? '数据管理' : undefined}
-        >
-          <span className="nav-icon"><Database size={20} /></span>
-          <span className="nav-label">数据管理</span>
-        </NavLink>
+
       </nav>
 
       <div className="sidebar-footer">
+        {authEnabled && (
+          <button
+            className="nav-item"
+            onClick={() => setLocked(true)}
+            title={collapsed ? '锁定' : undefined}
+          >
+            <span className="nav-icon"><Lock size={20} /></span>
+            <span className="nav-label">锁定</span>
+          </button>
+        )}
+
         <NavLink
           to="/settings"
           className={`nav-item ${isActive('/settings') ? 'active' : ''}`}

src/components/TitleBar.tsx

@@ -1,10 +1,14 @@
 import './TitleBar.scss'
 
-function TitleBar() {
+interface TitleBarProps {
+  title?: string
+}
+
+function TitleBar({ title }: TitleBarProps = {}) {
   return (
     <div className="title-bar">
       <img src="./logo.png" alt="WeFlow" className="title-logo" />
-      <span className="titles">WeFlow</span>
+      <span className="titles">{title || 'WeFlow'}</span>
     </div>
   )
 }

src/components/UpdateDialog.scss

@@ -0,0 +1,251 @@
+.update-dialog-overlay {
+    position: fixed;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background: rgba(0, 0, 0, 0.6);
+    backdrop-filter: blur(4px);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 9999;
+    animation: fadeIn 0.3s ease-out;
+
+    .update-dialog {
+        width: 680px;
+        background: #f5f5f5;
+        border-radius: 24px;
+        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
+        overflow: hidden;
+        position: relative;
+        animation: slideUp 0.3s ease-out;
+        display: flex;
+        flex-direction: column;
+
+        /* Top Section (White/Gradient) */
+        .dialog-header {
+            background: #ffffff;
+            padding: 40px 20px 30px;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            text-align: center;
+            position: relative;
+
+            /* Subtle radial gradient effect in top left as seen in image */
+            &::before {
+                content: '';
+                position: absolute;
+                top: -50px;
+                left: -50px;
+                width: 200px;
+                height: 200px;
+                background: radial-gradient(circle, rgba(255, 235, 220, 0.4) 0%, rgba(255, 255, 255, 0) 70%);
+                opacity: 0.8;
+                pointer-events: none;
+            }
+
+            .version-tag {
+                background: #f0eee9;
+                color: #8c7b6e;
+                padding: 4px 16px;
+                border-radius: 12px;
+                font-size: 13px;
+                font-weight: 600;
+                margin-bottom: 24px;
+                letter-spacing: 0.5px;
+            }
+
+            h2 {
+                font-size: 32px;
+                font-weight: 800;
+                color: #333333;
+                margin: 0 0 12px;
+                letter-spacing: -0.5px;
+            }
+
+            .subtitle {
+                font-size: 15px;
+                color: #999999;
+                font-weight: 400;
+            }
+        }
+
+        /* Content Section (Light Gray) */
+        .dialog-content {
+            background: #f2f2f2;
+            padding: 24px 40px 40px;
+            flex: 1;
+            display: flex;
+            flex-direction: column;
+
+            .update-notes-container {
+                display: flex;
+                align-items: flex-start;
+                padding: 20px 0;
+                margin-bottom: 30px;
+
+                .icon-box {
+                    background: #fbfbfb; // Beige-ish white
+                    width: 48px;
+                    height: 48px;
+                    border-radius: 16px;
+                    display: flex;
+                    align-items: center;
+                    justify-content: center;
+                    margin-right: 20px;
+                    flex-shrink: 0;
+                    color: #8c7b6e;
+                    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
+
+                    svg {
+                        opacity: 0.8;
+                    }
+                }
+
+                .text-box {
+                    flex: 1;
+
+                    h3 {
+                        font-size: 18px;
+                        font-weight: 700;
+                        color: #333333;
+                        margin: 0 0 8px;
+                    }
+
+                    p {
+                        font-size: 14px;
+                        color: #666666;
+                        line-height: 1.6;
+                        margin: 0;
+                    }
+
+                    ul {
+                        margin: 8px 0 0 18px;
+                        padding: 0;
+
+                        li {
+                            font-size: 14px;
+                            color: #666666;
+                            line-height: 1.6;
+                        }
+                    }
+                }
+            }
+
+            .progress-section {
+                margin-bottom: 30px;
+
+                .progress-info-row {
+                    display: flex;
+                    justify-content: space-between;
+                    margin-bottom: 8px;
+                    font-size: 12px;
+                    color: #888;
+                    font-weight: 500;
+                }
+
+                .progress-bar-bg {
+                    height: 6px;
+                    background: #e0e0e0;
+                    border-radius: 3px;
+                    overflow: hidden;
+
+                    .progress-bar-fill {
+                        height: 100%;
+                        background: #000000;
+                        border-radius: 3px;
+                        transition: width 0.3s ease;
+                    }
+                }
+
+                .status-text {
+                    text-align: center;
+                    margin-top: 12px;
+                    font-size: 13px;
+                    color: #666;
+                }
+            }
+
+            .actions {
+                display: flex;
+                justify-content: center;
+
+                .btn-update {
+                    background: #000000;
+                    color: #ffffff;
+                    border: none;
+                    padding: 16px 48px;
+                    border-radius: 20px; // Pill shape
+                    font-size: 16px;
+                    font-weight: 600;
+                    cursor: pointer;
+                    transition: transform 0.2s, box-shadow 0.2s;
+                    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+
+                    &:hover {
+                        transform: translateY(-2px);
+                        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
+                    }
+
+                    &:active {
+                        transform: translateY(0);
+                    }
+
+                    &:disabled {
+                        opacity: 0.7;
+                        cursor: not-allowed;
+                        transform: none;
+                    }
+                }
+            }
+        }
+
+        .close-btn {
+            position: absolute;
+            top: 16px;
+            right: 16px;
+            background: rgba(0, 0, 0, 0.05);
+            border: none;
+            color: #999;
+            cursor: pointer;
+            width: 32px;
+            height: 32px;
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            transition: all 0.2s ease;
+            z-index: 10;
+
+            &:hover {
+                background: rgba(0, 0, 0, 0.1);
+                color: #333;
+                transform: rotate(90deg);
+            }
+        }
+    }
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+    }
+
+    to {
+        opacity: 1;
+    }
+}
+
+@keyframes slideUp {
+    from {
+        transform: translateY(20px);
+        opacity: 0;
+    }
+
+    to {
+        transform: translateY(0);
+        opacity: 1;
+    }
+}

src/components/UpdateDialog.tsx

@@ -0,0 +1,132 @@
+import React, { useEffect, useState } from 'react'
+import { Quote, X } from 'lucide-react'
+import './UpdateDialog.scss'
+
+interface UpdateInfo {
+    version?: string
+    releaseNotes?: string
+}
+
+interface UpdateDialogProps {
+    open: boolean
+    updateInfo: UpdateInfo | null
+    onClose: () => void
+    onUpdate: () => void
+    isDownloading: boolean
+    progress: number | {
+        percent: number
+        bytesPerSecond?: number
+        transferred?: number
+        total?: number
+        remaining?: number // seconds
+    }
+}
+
+const UpdateDialog: React.FC<UpdateDialogProps> = ({
+    open,
+    updateInfo,
+    onClose,
+    onUpdate,
+    isDownloading,
+    progress
+}) => {
+    if (!open || !updateInfo) return null
+
+    // Safe normalize progress
+    const safeProgress = typeof progress === 'number' ? { percent: progress } : (progress || { percent: 0 })
+    const percent = safeProgress.percent || 0
+    const bytesPerSecond = safeProgress.bytesPerSecond
+    const total = safeProgress.total
+    const transferred = safeProgress.transferred
+    const remaining = safeProgress.remaining
+
+    // Format bytes
+    const formatBytes = (bytes: number) => {
+        if (!Number.isFinite(bytes) || bytes === 0) return '0 B'
+        const k = 1024
+        const sizes = ['B', 'KB', 'MB', 'GB', 'TB']
+        const i = Math.floor(Math.log(bytes) / Math.log(k))
+        const unitIndex = Math.max(0, Math.min(i, sizes.length - 1))
+        return parseFloat((bytes / Math.pow(k, unitIndex)).toFixed(1)) + ' ' + sizes[unitIndex]
+    }
+
+    // Format speed
+    const formatSpeed = (bytesPerSecond: number) => {
+        return `${formatBytes(bytesPerSecond)}/s`
+    }
+
+    // Format time
+    const formatTime = (seconds: number) => {
+        if (!Number.isFinite(seconds)) return '计算中...'
+        if (seconds < 60) return `${Math.ceil(seconds)} 秒`
+        const minutes = Math.floor(seconds / 60)
+        const remainingSeconds = Math.ceil(seconds % 60)
+        return `${minutes} 分 ${remainingSeconds} 秒`
+    }
+
+    return (
+        <div className="update-dialog-overlay">
+            <div className="update-dialog">
+                {!isDownloading && (
+                    <button className="close-btn" onClick={onClose}>
+                        <X size={20} />
+                    </button>
+                )}
+
+                <div className="dialog-header">
+                    <div className="version-tag">
+                        新版本 {updateInfo.version}
+                    </div>
+                    <h2>欢迎体验全新的 WeFlow</h2>
+                    <div className="subtitle">我们带来了一些改进</div>
+                </div>
+
+                <div className="dialog-content">
+                    <div className="update-notes-container">
+                        <div className="icon-box">
+                            <Quote size={20} />
+                        </div>
+                        <div className="text-box">
+                            <h3>优化</h3>
+                            {updateInfo.releaseNotes ? (
+                                <div dangerouslySetInnerHTML={{ __html: updateInfo.releaseNotes }} />
+                            ) : (
+                                <p>修复了一些已知问题，提升了稳定性。</p>
+                            )}
+                        </div>
+                    </div>
+
+                    {isDownloading ? (
+                        <div className="progress-section">
+                            <div className="progress-info-row">
+                                <span>{bytesPerSecond ? formatSpeed(bytesPerSecond) : '下载中...'}</span>
+                                <span>{total ? `${formatBytes(transferred || 0)} / ${formatBytes(total)}` : `${percent.toFixed(1)}%`}</span>
+                                {remaining !== undefined && <span>剩余 {formatTime(remaining)}</span>}
+                            </div>
+
+                            <div className="progress-bar-bg">
+                                <div
+                                    className="progress-bar-fill"
+                                    style={{ width: `${percent}%` }}
+                                />
+                            </div>
+
+                            {/* Fallback status text if detailed info is missing */}
+                            {(!bytesPerSecond && !total) && (
+                                <div className="status-text">{percent.toFixed(0)}% 已下载</div>
+                            )}
+                        </div>
+                    ) : (
+                        <div className="actions">
+                            <button className="btn-update" onClick={onUpdate}>
+                                开启新旅程
+                            </button>
+                        </div>
+                    )}
+                </div>
+            </div>
+        </div>
+    )
+}
+
+export default UpdateDialog

src/components/UpdateProgressCapsule.scss

@@ -0,0 +1,192 @@
+.update-progress-capsule {
+    position: fixed;
+    top: 38px; // Just below title bar
+    left: 50%;
+    transform: translateX(-50%);
+    z-index: 9998;
+    cursor: pointer;
+    animation: capsuleSlideDown 0.4s cubic-bezier(0.16, 1, 0.3, 1);
+    user-select: none;
+
+    &:hover {
+        .capsule-content {
+            background: rgba(255, 255, 255, 0.95);
+            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
+            transform: scale(1.02);
+        }
+    }
+
+    .capsule-content {
+        background: var(--bg-primary);
+        backdrop-filter: blur(12px);
+        -webkit-backdrop-filter: blur(12px);
+        padding: 8px 18px;
+        border-radius: 24px;
+        border: 1px solid var(--border-color);
+        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
+        display: flex;
+        align-items: center;
+        gap: 12px;
+        height: 40px;
+        position: relative;
+        overflow: hidden;
+        transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+
+        .icon-wrapper {
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            color: var(--text-primary);
+
+            .download-icon {
+                animation: capsulePulse 2s infinite ease-in-out;
+            }
+        }
+
+        .info-wrapper {
+            display: flex;
+            align-items: baseline;
+            gap: 10px;
+            z-index: 1;
+
+            .percent-text {
+                font-size: 15px;
+                font-weight: 700;
+                color: var(--text-primary);
+                font-variant-numeric: tabular-nums;
+            }
+
+            .speed-text {
+                font-size: 13px;
+                color: var(--text-tertiary);
+                font-weight: 500;
+                font-variant-numeric: tabular-nums;
+            }
+
+            .error-text {
+                font-size: 15px;
+                color: #ff4d4f;
+                font-weight: 600;
+            }
+
+            .available-text {
+                font-size: 15px;
+                color: var(--text-primary);
+                font-weight: 600;
+            }
+        }
+
+        .progress-bg {
+            position: absolute;
+            bottom: 0;
+            left: 0;
+            right: 0;
+            height: 3px;
+            background: rgba(0, 0, 0, 0.05);
+
+            .progress-fill {
+                height: 100%;
+                background: var(--primary);
+                transition: width 0.3s ease;
+            }
+        }
+
+        .capsule-close {
+            background: none;
+            border: none;
+            padding: 4px;
+            margin-left: -4px;
+            margin-right: -8px;
+            cursor: pointer;
+            opacity: 0.5;
+            transition: all 0.2s ease;
+            display: flex;
+            align-items: center;
+            color: var(--text-secondary);
+
+            &:hover {
+                opacity: 1;
+                background: var(--bg-tertiary);
+                border-radius: 50%;
+            }
+        }
+    }
+
+    // State Modifiers
+    &.state-available {
+        .capsule-content {
+            background: var(--primary);
+            border-color: rgba(255, 255, 255, 0.1);
+            color: white;
+
+            .icon-wrapper {
+                color: white;
+            }
+
+            .info-wrapper {
+                .available-text {
+                    color: white;
+                }
+            }
+
+            .capsule-close {
+                color: rgba(255, 255, 255, 0.8);
+
+                &:hover {
+                    background: rgba(255, 255, 255, 0.1);
+                }
+            }
+        }
+    }
+
+    &.state-downloading {
+        .capsule-content {
+            background: var(--bg-primary);
+        }
+    }
+
+    &.state-error {
+        .capsule-content {
+            background: #fff1f0;
+            border-color: #ffa39e;
+
+            .icon-wrapper {
+                color: #ff4d4f;
+            }
+
+            .info-wrapper .error-text {
+                color: #cf1322;
+            }
+
+            .capsule-close {
+                color: #cf1322;
+            }
+        }
+    }
+}
+
+@keyframes capsuleSlideDown {
+    from {
+        transform: translate(-50%, -40px);
+        opacity: 0;
+    }
+
+    to {
+        transform: translate(-50%, 0);
+        opacity: 1;
+    }
+}
+
+@keyframes capsulePulse {
+
+    0%,
+    100% {
+        transform: translateY(0);
+        opacity: 1;
+    }
+
+    50% {
+        transform: translateY(2px);
+        opacity: 0.6;
+    }
+}

src/components/UpdateProgressCapsule.tsx

@@ -0,0 +1,118 @@
+import React from 'react'
+import { useAppStore } from '../stores/appStore'
+import { Download, X, AlertCircle, Info } from 'lucide-react'
+import './UpdateProgressCapsule.scss'
+
+const UpdateProgressCapsule: React.FC = () => {
+    const {
+        isDownloading,
+        downloadProgress,
+        showUpdateDialog,
+        setShowUpdateDialog,
+        updateInfo,
+        setUpdateInfo,
+        updateError,
+        setUpdateError
+    } = useAppStore()
+
+    // Control visibility
+    // If dialog is open, we usually hide the capsule UNLESS we want it as a mini-indicator
+    // For now, let's hide it if the dialog is open
+    if (showUpdateDialog) return null
+
+    // State mapping
+    const hasError = !!updateError
+    const hasUpdate = !!updateInfo && updateInfo.hasUpdate
+
+    if (!hasError && !isDownloading && !hasUpdate) return null
+
+    // Safe normalize progress
+    const safeProgress = typeof downloadProgress === 'number' ? { percent: downloadProgress } : (downloadProgress || { percent: 0 })
+    const percent = safeProgress.percent || 0
+    const bytesPerSecond = safeProgress.bytesPerSecond
+
+    const formatBytes = (bytes: number) => {
+        if (!Number.isFinite(bytes) || bytes === 0) return '0 B'
+        const k = 1024
+        const sizes = ['B', 'KB', 'MB', 'GB']
+        const i = Math.floor(Math.log(bytes) / Math.log(k))
+        const unitIndex = Math.max(0, Math.min(i, sizes.length - 1))
+        return parseFloat((bytes / Math.pow(k, unitIndex)).toFixed(1)) + ' ' + sizes[unitIndex]
+    }
+
+    const formatSpeed = (bps: number) => {
+        return `${formatBytes(bps)}/s`
+    }
+
+    const handleClose = (e: React.MouseEvent) => {
+        e.stopPropagation()
+        if (hasError) {
+            setUpdateError(null)
+        } else if (hasUpdate && !isDownloading) {
+            setUpdateInfo(null)
+        }
+    }
+
+    // Determine appearance class and content
+    let capsuleClass = 'update-progress-capsule'
+    let content = null
+
+    if (hasError) {
+        capsuleClass += ' state-error'
+        content = (
+            <>
+                <div className="icon-wrapper">
+                    <AlertCircle size={14} />
+                </div>
+                <div className="info-wrapper">
+                    <span className="error-text">更新失败: {updateError}</span>
+                </div>
+            </>
+        )
+    } else if (isDownloading) {
+        capsuleClass += ' state-downloading'
+        content = (
+            <>
+                <div className="icon-wrapper">
+                    <Download size={14} className="download-icon" />
+                </div>
+                <div className="info-wrapper">
+                    <span className="percent-text">{percent.toFixed(0)}%</span>
+                    {bytesPerSecond > 0 && (
+                        <span className="speed-text">{formatSpeed(bytesPerSecond)}</span>
+                    )}
+                </div>
+                <div className="progress-bg">
+                    <div className="progress-fill" style={{ width: `${percent}%` }} />
+                </div>
+            </>
+        )
+    } else if (hasUpdate) {
+        capsuleClass += ' state-available'
+        content = (
+            <>
+                <div className="icon-wrapper">
+                    <Info size={14} />
+                </div>
+                <div className="info-wrapper">
+                    <span className="available-text">发现新版本 v{updateInfo?.version}</span>
+                </div>
+            </>
+        )
+    }
+
+    return (
+        <div className={capsuleClass} onClick={() => setShowUpdateDialog(true)}>
+            <div className="capsule-content">
+                {content}
+                {!isDownloading && (
+                    <button className="capsule-close" onClick={handleClose}>
+                        <X size={12} />
+                    </button>
+                )}
+            </div>
+        </div>
+    )
+}
+
+export default UpdateProgressCapsule

src/components/VoiceTranscribeDialog.tsx

@@ -23,7 +23,7 @@ export const VoiceTranscribeDialog: React.FC<VoiceTranscribeDialogProps> = ({
             return
         }
 
-        const removeListener = window.electronAPI.whisper.onDownloadProgress((payload) => {
+        const removeListener = window.electronAPI.whisper.onDownloadProgress((payload: { modelName: string; downloadedBytes: number; totalBytes?: number; percent?: number }) => {
             if (payload.percent !== undefined) {
                 setDownloadProgress(payload.percent)
             }

src/pages/AgreementPage.tsx

@@ -11,7 +11,7 @@ function AgreementPage() {
         <h2>用户协议</h2>
 
         <h3>一、总则</h3>
-        <p>欢迎使用WeFlow（WeFlow）软件。请在使用本软件前仔细阅读本协议。一旦您开始使用本软件，即表示您已充分理解并同意本协议的全部内容。</p>
+        <p>欢迎使用WeFlow（WeFlow）软件。请在使用本软件前仔细阅读本协议。一旦你开始使用本软件，即表示你已充分理解并同意本协议的全部内容。</p>
 
         <h3>二、软件说明</h3>
         <p>WeFlow是一款本地化的微信聊天记录查看与分析工具，所有数据处理均在用户本地设备上完成。</p>
@@ -35,7 +35,7 @@ function AgreementPage() {
         <p>本软件不收集、不上传、不存储任何用户个人信息或聊天数据。所有数据处理均在本地完成。</p>
 
         <h3>二、数据安全</h3>
-        <p>您的聊天记录和个人数据完全存储在您的本地设备上，本软件不会将任何数据传输至外部服务器。</p>
+        <p>你的聊天记录和个人数据完全存储在你的本地设备上，本软件不会将任何数据传输至外部服务器。</p>
 
         <h3>三、网络请求</h3>
         <p>本软件仅在检查更新时会访问更新服务器获取版本信息，不涉及任何用户数据的传输。</p>

src/pages/AnalyticsPage.tsx

@@ -1,11 +1,10 @@
-import { useState, useEffect } from 'react'
+import { useState, useEffect, useCallback } from 'react'
 import { useLocation } from 'react-router-dom'
 import { Users, Clock, MessageSquare, Send, Inbox, Calendar, Loader2, RefreshCw, User, Medal } from 'lucide-react'
 import ReactECharts from 'echarts-for-react'
 import { useAnalyticsStore } from '../stores/analyticsStore'
 import { useThemeStore } from '../stores/themeStore'
 import './AnalyticsPage.scss'
-import './DataManagementPage.scss'
 import { Avatar } from '../components/Avatar'
 
 function AnalyticsPage() {
@@ -16,7 +15,7 @@ function AnalyticsPage() {
 
   const themeMode = useThemeStore((state) => state.themeMode)
   const { statistics, rankings, timeDistribution, isLoaded, setStatistics, setRankings, setTimeDistribution, markLoaded } = useAnalyticsStore()
-  const loadData = async (forceRefresh = false) => {
+  const loadData = useCallback(async (forceRefresh = false) => {
     if (isLoaded && !forceRefresh) return
     setIsLoading(true)
     setError(null)
@@ -55,14 +54,22 @@ function AnalyticsPage() {
       setIsLoading(false)
       if (removeListener) removeListener()
     }
-  }
+  }, [isLoaded, markLoaded, setRankings, setStatistics, setTimeDistribution])
 
   const location = useLocation()
 
   useEffect(() => {
     const force = location.state?.forceRefresh === true
     loadData(force)
-  }, [location.state])
+  }, [location.state, loadData])
+
+  useEffect(() => {
+    const handleChange = () => {
+      loadData(true)
+    }
+    window.addEventListener('wxid-changed', handleChange as EventListener)
+    return () => window.removeEventListener('wxid-changed', handleChange as EventListener)
+  }, [loadData])
 
   const handleRefresh = () => loadData(true)
 

src/pages/AnalyticsWelcomePage.tsx

@@ -34,8 +34,8 @@ function AnalyticsWelcomePage() {
                 </div>
                 <h1>私聊数据分析</h1>
                 <p>
-                    WeFlow 可以分析您的聊天记录，生成详细的统计报表。<br />
-                    您可以选择加载上次的分析结果（速度快），或者开始新的分析（数据最新）。
+                    WeFlow 可以分析你的聊天记录，生成详细的统计报表。<br />
+                    你可以选择加载上次的分析结果（速度快），或者开始新的分析（数据最新）。
                 </p>
 
                 <div className="action-cards">

src/pages/ChatHistoryPage.scss

@@ -0,0 +1,132 @@
+.chat-history-page {
+  display: flex;
+  flex-direction: column;
+  height: 100vh;
+  background: var(--bg-primary);
+
+  .history-list {
+    flex: 1;
+    overflow-y: auto;
+    padding: 16px;
+    display: flex;
+    flex-direction: column;
+    gap: 12px;
+
+    .status-msg {
+      text-align: center;
+      padding: 40px 20px;
+      color: var(--text-tertiary);
+      font-size: 14px;
+
+      &.error {
+        color: var(--danger);
+      }
+
+      &.empty {
+        color: var(--text-tertiary);
+      }
+    }
+  }
+
+  .history-item {
+    display: flex;
+    gap: 12px;
+    align-items: flex-start;
+
+    .avatar {
+      width: 40px;
+      height: 40px;
+      border-radius: 4px;
+      overflow: hidden;
+      flex-shrink: 0;
+      background: var(--bg-tertiary);
+
+      img {
+        width: 100%;
+        height: 100%;
+        object-fit: cover;
+      }
+
+      .avatar-placeholder {
+        width: 100%;
+        height: 100%;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        color: var(--text-tertiary);
+        font-size: 16px;
+        font-weight: 500;
+        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        color: white;
+      }
+    }
+
+    .content-wrapper {
+      flex: 1;
+      min-width: 0;
+
+      .header {
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        margin-bottom: 6px;
+
+        .sender {
+          font-size: 14px;
+          font-weight: 500;
+          color: var(--text-primary);
+        }
+
+        .time {
+          font-size: 12px;
+          color: var(--text-tertiary);
+          flex-shrink: 0;
+          margin-left: 8px;
+        }
+      }
+
+      .bubble {
+        background: var(--bg-secondary);
+        padding: 10px 14px;
+        border-radius: 18px 18px 18px 4px;
+        word-wrap: break-word;
+        max-width: 100%;
+        display: inline-block;
+
+        &.image-bubble {
+          padding: 0;
+          background: transparent;
+        }
+
+        .text-content {
+          font-size: 14px;
+          line-height: 1.6;
+          color: var(--text-primary);
+          white-space: pre-wrap;
+          word-break: break-word;
+        }
+
+        .media-content {
+          img {
+            max-width: 100%;
+            max-height: 300px;
+            border-radius: 8px;
+            display: block;
+          }
+
+          .media-tip {
+            padding: 8px 12px;
+            color: var(--text-tertiary);
+            font-size: 13px;
+          }
+        }
+
+        .media-placeholder {
+          font-size: 14px;
+          color: var(--text-secondary);
+          padding: 4px 0;
+        }
+      }
+    }
+  }
+}

src/pages/ChatHistoryPage.tsx

@@ -0,0 +1,250 @@
+import { useEffect, useState } from 'react'
+import { useParams, useLocation } from 'react-router-dom'
+import { ChatRecordItem } from '../types/models'
+import TitleBar from '../components/TitleBar'
+import './ChatHistoryPage.scss'
+
+export default function ChatHistoryPage() {
+  const params = useParams<{ sessionId: string; messageId: string }>()
+  const location = useLocation()
+  const [recordList, setRecordList] = useState<ChatRecordItem[]>([])
+  const [loading, setLoading] = useState(true)
+  const [title, setTitle] = useState('聊天记录')
+  const [error, setError] = useState('')
+
+  // 简单的 XML 标签内容提取
+  const extractXmlValue = (xml: string, tag: string): string => {
+    const match = new RegExp(`<${tag}>([\\s\\S]*?)<\\/${tag}>`).exec(xml)
+    return match ? match[1] : ''
+  }
+
+  // 简单的 HTML 实体解码
+  const decodeHtmlEntities = (text?: string): string | undefined => {
+    if (!text) return text
+    return text
+      .replace(/&lt;/g, '<')
+      .replace(/&gt;/g, '>')
+      .replace(/&amp;/g, '&')
+      .replace(/&quot;/g, '"')
+      .replace(/&#39;/g, "'")
+  }
+
+  // 前端兜底解析合并转发聊天记录
+  const parseChatHistory = (content: string): ChatRecordItem[] | undefined => {
+    try {
+      const type = extractXmlValue(content, 'type')
+      if (type !== '19') return undefined
+
+      const match = /<recorditem>[\s\S]*?<!\[CDATA\[([\s\S]*?)\]\]>[\s\S]*?<\/recorditem>/.exec(content)
+      if (!match) return undefined
+
+      const innerXml = match[1]
+      const items: ChatRecordItem[] = []
+      const itemRegex = /<dataitem\s+(.*?)>([\s\S]*?)<\/dataitem>/g
+      let itemMatch: RegExpExecArray | null
+
+      while ((itemMatch = itemRegex.exec(innerXml)) !== null) {
+        const attrs = itemMatch[1]
+        const body = itemMatch[2]
+
+        const datatypeMatch = /datatype="(\d+)"/.exec(attrs)
+        const datatype = datatypeMatch ? parseInt(datatypeMatch[1]) : 0
+
+        const sourcename = extractXmlValue(body, 'sourcename')
+        const sourcetime = extractXmlValue(body, 'sourcetime')
+        const sourceheadurl = extractXmlValue(body, 'sourceheadurl')
+        const datadesc = extractXmlValue(body, 'datadesc')
+        const datatitle = extractXmlValue(body, 'datatitle')
+        const fileext = extractXmlValue(body, 'fileext')
+        const datasize = parseInt(extractXmlValue(body, 'datasize') || '0')
+        const messageuuid = extractXmlValue(body, 'messageuuid')
+
+        const dataurl = extractXmlValue(body, 'dataurl')
+        const datathumburl = extractXmlValue(body, 'datathumburl') || extractXmlValue(body, 'thumburl')
+        const datacdnurl = extractXmlValue(body, 'datacdnurl') || extractXmlValue(body, 'cdnurl')
+        const aeskey = extractXmlValue(body, 'aeskey') || extractXmlValue(body, 'qaeskey')
+        const md5 = extractXmlValue(body, 'md5') || extractXmlValue(body, 'datamd5')
+        const imgheight = parseInt(extractXmlValue(body, 'imgheight') || '0')
+        const imgwidth = parseInt(extractXmlValue(body, 'imgwidth') || '0')
+        const duration = parseInt(extractXmlValue(body, 'duration') || '0')
+
+        items.push({
+          datatype,
+          sourcename,
+          sourcetime,
+          sourceheadurl,
+          datadesc: decodeHtmlEntities(datadesc),
+          datatitle: decodeHtmlEntities(datatitle),
+          fileext,
+          datasize,
+          messageuuid,
+          dataurl: decodeHtmlEntities(dataurl),
+          datathumburl: decodeHtmlEntities(datathumburl),
+          datacdnurl: decodeHtmlEntities(datacdnurl),
+          aeskey: decodeHtmlEntities(aeskey),
+          md5,
+          imgheight,
+          imgwidth,
+          duration
+        })
+      }
+
+      return items.length > 0 ? items : undefined
+    } catch (e) {
+      console.error('前端解析聊天记录失败:', e)
+      return undefined
+    }
+  }
+
+  // 统一从路由参数或 pathname 中解析 sessionId / messageId
+  const getIds = () => {
+    const sessionId = params.sessionId || ''
+    const messageId = params.messageId || ''
+    
+    if (sessionId && messageId) {
+      return { sid: sessionId, mid: messageId }
+    }
+    
+    // 独立窗口场景下没有 Route 包裹，用 pathname 手动解析
+    const match = /^\/chat-history\/([^/]+)\/([^/]+)/.exec(location.pathname)
+    if (match) {
+      return { sid: match[1], mid: match[2] }
+    }
+    
+    return { sid: '', mid: '' }
+  }
+
+  useEffect(() => {
+    const loadData = async () => {
+      const { sid, mid } = getIds()
+      if (!sid || !mid) {
+        setError('无效的聊天记录链接')
+        setLoading(false)
+        return
+      }
+      try {
+        const result = await window.electronAPI.chat.getMessage(sid, parseInt(mid, 10))
+        if (result.success && result.message) {
+          const msg = result.message
+          // 优先使用后端解析好的列表
+          let records: ChatRecordItem[] | undefined = msg.chatRecordList
+
+          // 如果后端没有解析到，则在前端兜底解析一次
+          if ((!records || records.length === 0) && msg.content) {
+            records = parseChatHistory(msg.content) || []
+          }
+
+          if (records && records.length > 0) {
+            setRecordList(records)
+            const match = /<title>(.*?)<\/title>/.exec(msg.content || '')
+            if (match) setTitle(match[1])
+          } else {
+            setError('暂时无法解析这条聊天记录')
+          }
+        } else {
+          setError(result.error || '获取消息失败')
+        }
+      } catch (e) {
+        console.error(e)
+        setError('加载详情失败')
+      } finally {
+        setLoading(false)
+      }
+    }
+    loadData()
+  }, [params.sessionId, params.messageId, location.pathname])
+
+  return (
+    <div className="chat-history-page">
+      <TitleBar title={title} />
+      <div className="history-list">
+        {loading ? (
+          <div className="status-msg">加载中...</div>
+        ) : error ? (
+          <div className="status-msg error">{error}</div>
+        ) : recordList.length === 0 ? (
+          <div className="status-msg empty">暂无可显示的聊天记录</div>
+        ) : (
+          recordList.map((item, i) => (
+            <HistoryItem key={i} item={item} />
+          ))
+        )}
+      </div>
+    </div>
+  )
+}
+
+function HistoryItem({ item }: { item: ChatRecordItem }) {
+  // sourcetime 在合并转发里有两种格式：
+  // 1) 时间戳（秒） 2) 已格式化的字符串 "2026-01-21 09:56:46"
+  let time = ''
+  if (item.sourcetime) {
+    if (/^\d+$/.test(item.sourcetime)) {
+      time = new Date(parseInt(item.sourcetime, 10) * 1000).toLocaleString()
+    } else {
+      time = item.sourcetime
+    }
+  }
+
+  const renderContent = () => {
+    if (item.datatype === 1) {
+      // 文本消息
+      return <div className="text-content">{item.datadesc || ''}</div>
+    }
+    if (item.datatype === 3) {
+      // 图片
+      const src = item.datathumburl || item.datacdnurl
+      if (src) {
+        return (
+          <div className="media-content">
+            <img 
+              src={src} 
+              alt="图片" 
+              referrerPolicy="no-referrer" 
+              onError={(e) => {
+                const target = e.target as HTMLImageElement
+                target.style.display = 'none'
+                const placeholder = document.createElement('div')
+                placeholder.className = 'media-tip'
+                placeholder.textContent = '图片无法加载'
+                target.parentElement?.appendChild(placeholder)
+              }} 
+            />
+          </div>
+        )
+      }
+      return <div className="media-placeholder">[图片]</div>
+    }
+    if (item.datatype === 43) {
+      return <div className="media-placeholder">[视频] {item.datatitle}</div>
+    }
+    if (item.datatype === 34) {
+      return <div className="media-placeholder">[语音] {item.duration ? (item.duration / 1000).toFixed(0) + '"' : ''}</div>
+    }
+    // Fallback
+    return <div className="text-content">{item.datadesc || item.datatitle || '[不支持的消息类型]'}</div>
+  }
+
+  return (
+    <div className="history-item">
+      <div className="avatar">
+        {item.sourceheadurl ? (
+          <img src={item.sourceheadurl} alt="" referrerPolicy="no-referrer" />
+        ) : (
+          <div className="avatar-placeholder">
+            {item.sourcename?.slice(0, 1)}
+          </div>
+        )}
+      </div>
+      <div className="content-wrapper">
+        <div className="header">
+          <span className="sender">{item.sourcename || '未知发送者'}</span>
+          <span className="time">{time}</span>
+        </div>
+        <div className={`bubble ${item.datatype === 3 ? 'image-bubble' : ''}`}>
+          {renderContent()}
+        </div>
+      </div>
+    </div>
+  )
+}

src/pages/ChatPage.scss

@@ -489,8 +489,21 @@
       }
 
       .load-more-trigger {
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        gap: 8px;
+        padding: 12px 0;
         color: var(--text-tertiary);
-        font-size: 12px;
+        font-size: 13px;
+
+        &.later {
+          padding: 24px 0 12px;
+        }
+
+        svg {
+          animation: spin 1s linear infinite;
+        }
       }
 
       .empty-chat {
@@ -821,92 +834,93 @@
 
 // 链接卡片消息样式
 .link-message {
-  cursor: pointer;
+  width: 280px;
   background: var(--card-bg);
   border-radius: 8px;
   overflow: hidden;
-  border: 1px solid var(--border-color);
+  cursor: pointer;
   transition: all 0.2s ease;
-  max-width: 300px;
-  margin-top: 4px;
+  border: 1px solid var(--border-color);
 
   &:hover {
     background: var(--bg-hover);
-    transform: translateY(-1px);
-    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
+    border-color: var(--primary);
   }
 
   .link-header {
+    padding: 10px 12px 6px;
     display: flex;
-    align-items: flex-start;
-    padding: 12px;
-    gap: 12px;
-  }
-
-  .link-content {
-    flex: 1;
-    min-width: 0;
-  }
+    gap: 8px;
 
     .link-title {
       font-size: 14px;
       font-weight: 500;
       color: var(--text-primary);
-    margin-bottom: 4px;
+      line-height: 1.4;
       display: -webkit-box;
       -webkit-line-clamp: 2;
       line-clamp: 2;
       -webkit-box-orient: vertical;
       overflow: hidden;
-    line-height: 1.4;
+      flex: 1;
     }
+  }
+
+  .link-body {
+    padding: 6px 12px 10px;
+    display: flex;
+    gap: 10px;
 
     .link-desc {
       font-size: 12px;
       color: var(--text-secondary);
+      line-height: 1.4;
       display: -webkit-box;
-    -webkit-line-clamp: 2;
-    line-clamp: 2;
+      -webkit-line-clamp: 3;
+      line-clamp: 3;
       -webkit-box-orient: vertical;
       overflow: hidden;
-    line-height: 1.4;
-    opacity: 0.8;
+      flex: 1;
     }
 
-  .link-icon {
+    .link-thumb {
+      width: 48px;
+      height: 48px;
+      border-radius: 4px;
+      object-fit: cover;
       flex-shrink: 0;
-    width: 40px;
-    height: 40px;
       background: var(--bg-tertiary);
-    border-radius: 6px;
+    }
+
+    .link-thumb-placeholder {
+      width: 48px;
+      height: 48px;
+      border-radius: 4px;
+      background: var(--bg-tertiary);
       display: flex;
       align-items: center;
       justify-content: center;
-    color: var(--text-secondary);
+      flex-shrink: 0;
+      color: var(--text-tertiary);
 
       svg {
-      opacity: 0.8;
+        opacity: 0.5;
+      }
     }
   }
 }
 
 // 适配发送出去的消息中的链接卡片
 .message-bubble.sent .link-message {
-  background: rgba(255, 255, 255, 0.1);
-  border-color: rgba(255, 255, 255, 0.2);
+  background: var(--card-bg);
+  border: 1px solid var(--border-color);
+
+  .link-title {
+    color: var(--text-primary);
+  }
 
-  .link-title,
   .link-desc {
-    color: #fff;
-  }
-
-  .link-icon {
-    background: rgba(255, 255, 255, 0.2);
-    color: #fff;
-  }
-
-  &:hover {
-    background: rgba(255, 255, 255, 0.2);
+    color: var(--text-secondary);
   }
 }
 
@@ -1063,8 +1077,7 @@
   align-items: center;
   justify-content: center;
   gap: 10px;
-  background: rgba(10, 10, 10, 0.28);
-  backdrop-filter: blur(6px);
+  background: var(--bg-tertiary);
   transition: opacity 200ms ease;
   z-index: 2;
 }
@@ -2159,3 +2172,303 @@
     animation: spin 1s linear infinite;
   }
 }
+
+
+// 名片消息
+.card-message {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 12px;
+  background: var(--bg-tertiary);
+  border-radius: 8px;
+  min-width: 200px;
+  
+  .card-icon {
+    flex-shrink: 0;
+    color: var(--primary);
+  }
+  
+  .card-info {
+    flex: 1;
+    min-width: 0;
+  }
+  
+  .card-name {
+    font-size: 14px;
+    font-weight: 500;
+    color: var(--text-primary);
+    margin-bottom: 2px;
+  }
+  
+  .card-label {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+}
+
+// 通话消息
+.call-message {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 8px 12px;
+  color: var(--text-secondary);
+  font-size: 13px;
+  
+  svg {
+    flex-shrink: 0;
+  }
+}
+
+// 文件消息
+// 文件消息
+.file-message {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 12px;
+  background: var(--bg-tertiary);
+  border-radius: 8px;
+  min-width: 220px;
+  cursor: pointer;
+  transition: background 0.2s;
+  
+  &:hover {
+    background: var(--bg-hover);
+  }
+  
+  .file-icon {
+    flex-shrink: 0;
+    color: var(--primary);
+  }
+  
+  .file-info {
+    flex: 1;
+    min-width: 0;
+  }
+  
+  .file-name {
+    font-size: 14px;
+    font-weight: 500;
+    color: var(--text-primary);
+    margin-bottom: 2px;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+  
+  .file-meta {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+}
+
+// 发送的文件消息样式
+.message-bubble.sent .file-message {
+  background: #fff;
+  border: 1px solid rgba(0, 0, 0, 0.1);
+
+  .file-name {
+    color: #333;
+  }
+
+  .file-meta {
+    color: #999;
+  }
+}
+
+// 聊天记录消息 - 复用 link-message 基础样式
+.chat-record-message {
+  cursor: pointer;
+  
+  .link-header {
+    padding-bottom: 4px;
+  }
+
+  .chat-record-preview {
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+    flex: 1;
+    min-width: 0;
+  }
+
+  .chat-record-meta-line {
+    font-size: 11px;
+    color: var(--text-tertiary);
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
+
+  .chat-record-list {
+    display: flex;
+    flex-direction: column;
+    gap: 2px;
+    max-height: 70px;
+    overflow: hidden;
+  }
+
+  .chat-record-item {
+    font-size: 12px;
+    color: var(--text-secondary);
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
+
+  .source-name {
+    color: var(--text-primary);
+    font-weight: 500;
+    margin-right: 4px;
+  }
+
+  .chat-record-more {
+    font-size: 12px;
+    color: var(--primary);
+  }
+
+  .chat-record-desc {
+    font-size: 12px;
+    color: var(--text-secondary);
+  }
+
+  .chat-record-icon {
+    width: 40px;
+    height: 40px;
+    border-radius: 10px;
+    background: var(--primary-gradient);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    color: #fff;
+    flex-shrink: 0;
+  }
+}
+
+// 小程序消息
+.miniapp-message {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 12px;
+  background: var(--bg-tertiary);
+  border-radius: 8px;
+  min-width: 200px;
+  
+  .miniapp-icon {
+    flex-shrink: 0;
+    color: var(--primary);
+  }
+  
+  .miniapp-info {
+    flex: 1;
+    min-width: 0;
+  }
+  
+  .miniapp-title {
+    font-size: 14px;
+    font-weight: 500;
+    color: var(--text-primary);
+    margin-bottom: 2px;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+  
+  .miniapp-label {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+}
+
+// 转账消息卡片
+.transfer-message {
+  width: 240px;
+  background: linear-gradient(135deg, #f59e42 0%, #f5a742 100%);
+  border-radius: 12px;
+  padding: 14px 16px;
+  display: flex;
+  gap: 12px;
+  align-items: center;
+  cursor: default;
+
+  &.received {
+    background: linear-gradient(135deg, #b8b8b8 0%, #a8a8a8 100%);
+  }
+
+  .transfer-icon {
+    flex-shrink: 0;
+
+    svg {
+      width: 32px;
+      height: 32px;
+      filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
+    }
+  }
+
+  .transfer-info {
+    flex: 1;
+    color: white;
+
+    .transfer-amount {
+      font-size: 18px;
+      font-weight: 600;
+      margin-bottom: 2px;
+      text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
+    }
+
+    .transfer-memo {
+      font-size: 13px;
+      margin-bottom: 8px;
+      opacity: 0.95;
+    }
+
+    .transfer-label {
+      font-size: 12px;
+      opacity: 0.85;
+    }
+  }
+}
+
+// 发送消息中的特殊消息类型适配（除了文件和转账）
+.message-bubble.sent {
+  .card-message,
+  .chat-record-message,
+  .miniapp-message {
+    background: rgba(255, 255, 255, 0.15);
+    
+    .card-name,
+    .miniapp-title,
+    .source-name {
+      color: white;
+    }
+    
+    .card-label,
+    .miniapp-label,
+    .chat-record-item,
+    .chat-record-meta-line,
+    .chat-record-desc {
+      color: rgba(255, 255, 255, 0.8);
+    }
+    
+    .card-icon,
+    .miniapp-icon,
+    .chat-record-icon {
+      color: white;
+    }
+    
+    .chat-record-more {
+      color: rgba(255, 255, 255, 0.9);
+    }
+  }
+  
+  .call-message {
+    color: rgba(255, 255, 255, 0.9);
+    
+    svg {
+      color: white;
+    }
+  }
+}

src/pages/ChatPage.tsx

@@ -7,6 +7,7 @@ import { getEmojiPath } from 'wechat-emojis'
 import { ImagePreview } from '../components/ImagePreview'
 import { VoiceTranscribeDialog } from '../components/VoiceTranscribeDialog'
 import { AnimatedStreamingText } from '../components/AnimatedStreamingText'
+import JumpToDateDialog from '../components/JumpToDateDialog'
 import * as configService from '../services/config'
 import './ChatPage.scss'
 
@@ -21,6 +22,15 @@ function isSystemMessage(localType: number): boolean {
   return SYSTEM_MESSAGE_TYPES.includes(localType)
 }
 
+// 格式化文件大小
+function formatFileSize(bytes: number): string {
+  if (bytes === 0) return '0 B'
+  const k = 1024
+  const sizes = ['B', 'KB', 'MB', 'GB']
+  const i = Math.floor(Math.log(bytes) / Math.log(k))
+  return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i]
+}
+
 interface ChatPageProps {
   // 保留接口以备将来扩展
 }
@@ -132,15 +142,25 @@ function ChatPage(_props: ChatPageProps) {
     setLoadingMessages,
     setLoadingMore,
     setHasMoreMessages,
+    hasMoreLater,
+    setHasMoreLater,
     setSearchKeyword
   } = useChatStore()
 
   const messageListRef = useRef<HTMLDivElement>(null)
   const searchInputRef = useRef<HTMLInputElement>(null)
   const sidebarRef = useRef<HTMLDivElement>(null)
+
+  const getMessageKey = useCallback((msg: Message): string => {
+    if (msg.localId && msg.localId > 0) return `l:${msg.localId}`
+    return `t:${msg.createTime}:${msg.sortSeq || 0}:${msg.serverId || 0}`
+  }, [])
   const initialRevealTimerRef = useRef<number | null>(null)
   const sessionListRef = useRef<HTMLDivElement>(null)
   const [currentOffset, setCurrentOffset] = useState(0)
+  const [jumpStartTime, setJumpStartTime] = useState(0)
+  const [jumpEndTime, setJumpEndTime] = useState(0)
+  const [showJumpDialog, setShowJumpDialog] = useState(false)
   const [myAvatarUrl, setMyAvatarUrl] = useState<string | undefined>(undefined)
   const [myWxid, setMyWxid] = useState<string | undefined>(undefined)
   const [showScrollToBottom, setShowScrollToBottom] = useState(false)
@@ -234,6 +254,38 @@ function ChatPage(_props: ChatPageProps) {
     }
   }, [loadMyAvatar])
 
+  const handleAccountChanged = useCallback(async () => {
+    senderAvatarCache.clear()
+    senderAvatarLoading.clear()
+    preloadImageKeysRef.current.clear()
+    lastPreloadSessionRef.current = null
+    setSessionDetail(null)
+    setCurrentSession(null)
+    setSessions([])
+    setFilteredSessions([])
+    setMessages([])
+    setSearchKeyword('')
+    setConnectionError(null)
+    setConnected(false)
+    setConnecting(false)
+    setHasMoreMessages(true)
+    setHasMoreLater(false)
+    await connect()
+  }, [
+    connect,
+    setConnected,
+    setConnecting,
+    setConnectionError,
+    setCurrentSession,
+    setFilteredSessions,
+    setHasMoreLater,
+    setHasMoreMessages,
+    setMessages,
+    setSearchKeyword,
+    setSessionDetail,
+    setSessions
+  ])
+
   // 加载会话列表（优化：先返回基础数据，异步加载联系人信息）
   const loadSessions = async (options?: { silent?: boolean }) => {
     if (options?.silent) {
@@ -439,7 +491,11 @@ function ChatPage(_props: ChatPageProps) {
       await new Promise(resolve => setTimeout(resolve, 0))
 
       const dllStart = performance.now()
-      const result = await window.electronAPI.chat.enrichSessionsContactInfo(usernames)
+      const result = await window.electronAPI.chat.enrichSessionsContactInfo(usernames) as {
+        success: boolean
+        contacts?: Record<string, { displayName?: string; avatarUrl?: string }>
+        error?: string
+      }
       const dllTime = performance.now() - dllStart
 
       // DLL 调用后再次让出控制权
@@ -452,7 +508,8 @@ function ChatPage(_props: ChatPageProps) {
 
       if (result.success && result.contacts) {
         // 将更新加入队列，用于侧边栏更新
-        for (const [username, contact] of Object.entries(result.contacts)) {
+        const contacts = result.contacts || {}
+        for (const [username, contact] of Object.entries(contacts)) {
           contactUpdateQueueRef.current.set(username, contact)
 
           // 如果是自己的信息且当前个人头像为空，同步更新
@@ -477,6 +534,9 @@ function ChatPage(_props: ChatPageProps) {
 
   // 刷新会话列表
   const handleRefresh = async () => {
+    setJumpStartTime(0)
+    setJumpEndTime(0)
+    setHasMoreLater(false)
     await loadSessions({ silent: true })
   }
 
@@ -484,10 +544,17 @@ function ChatPage(_props: ChatPageProps) {
   const [isRefreshingMessages, setIsRefreshingMessages] = useState(false)
   const handleRefreshMessages = async () => {
     if (!currentSessionId || isRefreshingMessages) return
+    setJumpStartTime(0)
+    setJumpEndTime(0)
+    setHasMoreLater(false)
     setIsRefreshingMessages(true)
     try {
       // 获取最新消息并增量添加
-      const result = await window.electronAPI.chat.getLatestMessages(currentSessionId, 50)
+      const result = await window.electronAPI.chat.getLatestMessages(currentSessionId, 50) as {
+        success: boolean;
+        messages?: Message[];
+        error?: string
+      }
       if (!result.success || !result.messages) {
         return
       }
@@ -518,7 +585,7 @@ function ChatPage(_props: ChatPageProps) {
   }
 
   // 加载消息
-  const loadMessages = async (sessionId: string, offset = 0) => {
+  const loadMessages = async (sessionId: string, offset = 0, startTime = 0, endTime = 0) => {
     const listEl = messageListRef.current
     const session = sessionMapRef.current.get(sessionId)
     const unreadCount = session?.unreadCount ?? 0
@@ -535,7 +602,12 @@ function ChatPage(_props: ChatPageProps) {
     const firstMsgEl = listEl?.querySelector('.message-wrapper') as HTMLElement | null
 
     try {
-      const result = await window.electronAPI.chat.getMessages(sessionId, offset, messageLimit)
+      const result = await window.electronAPI.chat.getMessages(sessionId, offset, messageLimit, startTime, endTime) as {
+        success: boolean;
+        messages?: Message[];
+        hasMore?: boolean;
+        error?: string
+      }
       if (result.success && result.messages) {
         if (offset === 0) {
           setMessages(result.messages)
@@ -601,6 +673,14 @@ function ChatPage(_props: ChatPageProps) {
           }
         }
         setHasMoreMessages(result.hasMore ?? false)
+        // 如果是按 endTime 跳转加载，且结果刚好满批，可能后面（更晚）还有消息
+        if (offset === 0) {
+          if (endTime > 0) {
+            setHasMoreLater(true)
+          } else {
+            setHasMoreLater(false)
+          }
+        }
         setCurrentOffset(offset + result.messages.length)
       } else if (!result.success) {
         setConnectionError(result.error || '加载消息失败')
@@ -616,12 +696,46 @@ function ChatPage(_props: ChatPageProps) {
     }
   }
 
+  // 加载更晚的消息
+  const loadLaterMessages = useCallback(async () => {
+    if (!currentSessionId || isLoadingMore || isLoadingMessages || messages.length === 0) return
+
+    setLoadingMore(true)
+    try {
+      const lastMsg = messages[messages.length - 1]
+      // 从最后一条消息的时间开始往后找
+      const result = await window.electronAPI.chat.getMessages(currentSessionId, 0, 50, lastMsg.createTime, 0, true) as {
+        success: boolean;
+        messages?: Message[];
+        hasMore?: boolean;
+        error?: string
+      }
+
+      if (result.success && result.messages) {
+        // 过滤掉已经在列表中的重复消息
+        const existingKeys = messageKeySetRef.current
+        const newMsgs = result.messages.filter(m => !existingKeys.has(getMessageKey(m)))
+
+        if (newMsgs.length > 0) {
+          appendMessages(newMsgs, false)
+        }
+        setHasMoreLater(result.hasMore ?? false)
+      }
+    } catch (e) {
+      console.error('加载后续消息失败:', e)
+    } finally {
+      setLoadingMore(false)
+    }
+  }, [currentSessionId, isLoadingMore, isLoadingMessages, messages, getMessageKey, appendMessages, setHasMoreLater, setLoadingMore])
+
   // 选择会话
   const handleSelectSession = (session: ChatSession) => {
     if (session.username === currentSessionId) return
     setCurrentSession(session.username)
     setCurrentOffset(0)
-    loadMessages(session.username, 0)
+    setJumpStartTime(0)
+    setJumpEndTime(0)
+    loadMessages(session.username, 0, 0, 0)
     // 重置详情面板
     setSessionDetail(null)
     if (showDetailPanel) {
@@ -678,16 +792,21 @@ function ChatPage(_props: ChatPageProps) {
       if (!isLoadingMore && !isLoadingMessages && hasMoreMessages && currentSessionId) {
         const threshold = clientHeight * 0.3
         if (scrollTop < threshold) {
-          loadMessages(currentSessionId, currentOffset)
+          loadMessages(currentSessionId, currentOffset, jumpStartTime, jumpEndTime)
+        }
+      }
+
+      // 预加载更晚的消息
+      if (!isLoadingMore && !isLoadingMessages && hasMoreLater && currentSessionId) {
+        const threshold = clientHeight * 0.3
+        const distanceFromBottom = scrollHeight - scrollTop - clientHeight
+        if (distanceFromBottom < threshold) {
+          loadLaterMessages()
         }
       }
     })
-  }, [isLoadingMore, isLoadingMessages, hasMoreMessages, currentSessionId, currentOffset, loadMessages])
+  }, [isLoadingMore, isLoadingMessages, hasMoreMessages, hasMoreLater, currentSessionId, currentOffset, jumpStartTime, jumpEndTime, loadMessages, loadLaterMessages])
 
-  const getMessageKey = useCallback((msg: Message): string => {
-    if (msg.localId && msg.localId > 0) return `l:${msg.localId}`
-    return `t:${msg.createTime}:${msg.sortSeq || 0}:${msg.serverId || 0}`
-  }, [])
 
   const isSameSession = useCallback((prev: ChatSession, next: ChatSession): boolean => {
     return (
@@ -783,6 +902,14 @@ function ChatPage(_props: ChatPageProps) {
     }
   }, [])
 
+  useEffect(() => {
+    const handleChange = () => {
+      void handleAccountChanged()
+    }
+    window.addEventListener('wxid-changed', handleChange as EventListener)
+    return () => window.removeEventListener('wxid-changed', handleChange as EventListener)
+  }, [handleAccountChanged])
+
   useEffect(() => {
     const nextSet = new Set<string>()
     for (const msg of messages) {
@@ -1102,6 +1229,25 @@ function ChatPage(_props: ChatPageProps) {
                 )}
               </div>
               <div className="header-actions">
+                <button
+                  className="icon-btn jump-to-time-btn"
+                  onClick={() => setShowJumpDialog(true)}
+                  title="跳转到指定时间"
+                >
+                  <Calendar size={18} />
+                </button>
+                <JumpToDateDialog
+                  isOpen={showJumpDialog}
+                  onClose={() => setShowJumpDialog(false)}
+                  onSelect={(date) => {
+                    if (!currentSessionId) return
+                    const end = Math.floor(date.setHours(23, 59, 59, 999) / 1000)
+                    setCurrentOffset(0)
+                    setJumpStartTime(0)
+                    setJumpEndTime(end)
+                    loadMessages(currentSessionId, 0, 0, end)
+                  }}
+                />
                 <button
                   className="icon-btn refresh-messages-btn"
                   onClick={handleRefreshMessages}
@@ -1177,6 +1323,19 @@ function ChatPage(_props: ChatPageProps) {
                   )
                 })}
 
+                {hasMoreLater && (
+                  <div className={`load-more-trigger later ${isLoadingMore ? 'loading' : ''}`}>
+                    {isLoadingMore ? (
+                      <>
+                        <Loader2 size={14} />
+                        <span>正在加载后续消息...</span>
+                      </>
+                    ) : (
+                      <span>向下滚动查看更新消息</span>
+                    )}
+                  </div>
+                )}
+
                 {/* 回到底部按钮 */}
                 <div className={`scroll-to-bottom ${showScrollToBottom ? 'show' : ''}`} onClick={scrollToBottom}>
                   <ChevronDown size={16} />
@@ -1345,6 +1504,9 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
   const isImage = message.localType === 3
   const isVideo = message.localType === 43
   const isVoice = message.localType === 34
+  const isCard = message.localType === 42
+  const isCall = message.localType === 50
+  const isType49 = message.localType === 49
   const isSent = message.isSend === 1
   const [senderAvatarUrl, setSenderAvatarUrl] = useState<string | undefined>(undefined)
   const [senderName, setSenderName] = useState<string | undefined>(undefined)
@@ -1358,6 +1520,10 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
   const imageClickTimerRef = useRef<number | null>(null)
   const imageContainerRef = useRef<HTMLDivElement>(null)
   const imageAutoDecryptTriggered = useRef(false)
+  const imageAutoHdTriggered = useRef<string | null>(null)
+  const [imageInView, setImageInView] = useState(false)
+  const imageForceHdAttempted = useRef<string | null>(null)
+  const imageForceHdPending = useRef(false)
   const [voiceError, setVoiceError] = useState(false)
   const [voiceLoading, setVoiceLoading] = useState(false)
   const [isVoicePlaying, setIsVoicePlaying] = useState(false)
@@ -1408,7 +1574,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
     const contentToUse = message.content || (message as any).rawContent || message.parsedContent
     if (contentToUse) {
       console.log('[Video Debug] Parsing MD5 from content, length:', contentToUse.length)
-      window.electronAPI.video.parseVideoMd5(contentToUse).then((result) => {
+      window.electronAPI.video.parseVideoMd5(contentToUse).then((result: { success: boolean; md5?: string; error?: string }) => {
         console.log('[Video Debug] Parse result:', result)
         if (result && result.success && result.md5) {
           console.log('[Video Debug] Parsed MD5:', result.md5)
@@ -1416,7 +1582,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
         } else {
           console.error('[Video Debug] Failed to parse MD5:', result)
         }
-      }).catch((err) => {
+      }).catch((err: unknown) => {
         console.error('[Video Debug] Parse error:', err)
       })
     }
@@ -1524,7 +1690,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
       }
       const pending = senderAvatarLoading.get(sender)
       if (pending) {
-        pending.then((result) => {
+        pending.then((result: { avatarUrl?: string; displayName?: string } | null) => {
           if (result) {
             setSenderAvatarUrl(result.avatarUrl)
             setSenderName(result.displayName)
@@ -1554,10 +1720,13 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
     }
   }, [isEmoji, message.emojiCdnUrl, emojiLocalPath, emojiLoading, emojiError])
 
-  const requestImageDecrypt = useCallback(async (forceUpdate = false) => {
-    if (!isImage || imageLoading) return
+  const requestImageDecrypt = useCallback(async (forceUpdate = false, silent = false) => {
+    if (!isImage) return
+    if (imageLoading) return
+    if (!silent) {
       setImageLoading(true)
       setImageError(false)
+    }
     try {
       if (message.imageMd5 || message.imageDatName) {
         const result = await window.electronAPI.image.decrypt({
@@ -1583,14 +1752,25 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
         setImageHasUpdate(false)
         return
       }
-      setImageError(true)
+      if (!silent) setImageError(true)
     } catch {
-      setImageError(true)
+      if (!silent) setImageError(true)
     } finally {
-      setImageLoading(false)
+      if (!silent) setImageLoading(false)
     }
   }, [isImage, imageLoading, message.imageMd5, message.imageDatName, message.localId, session.username, imageCacheKey, detectImageMimeFromBase64])
 
+  const triggerForceHd = useCallback(() => {
+    if (!message.imageMd5 && !message.imageDatName) return
+    if (imageForceHdAttempted.current === imageCacheKey) return
+    if (imageForceHdPending.current) return
+    imageForceHdAttempted.current = imageCacheKey
+    imageForceHdPending.current = true
+    requestImageDecrypt(true, true).finally(() => {
+      imageForceHdPending.current = false
+    })
+  }, [imageCacheKey, message.imageDatName, message.imageMd5, requestImageDecrypt])
+
   const handleImageClick = useCallback(() => {
     if (imageClickTimerRef.current) {
       window.clearTimeout(imageClickTimerRef.current)
@@ -1626,7 +1806,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
       sessionId: session.username,
       imageMd5: message.imageMd5 || undefined,
       imageDatName: message.imageDatName
-    }).then((result) => {
+    }).then((result: { success: boolean; localPath?: string; hasUpdate?: boolean; error?: string }) => {
       if (cancelled) return
       if (result.success && result.localPath) {
         imageDataUrlCache.set(imageCacheKey, result.localPath)
@@ -1644,7 +1824,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
 
   useEffect(() => {
     if (!isImage) return
-    const unsubscribe = window.electronAPI.image.onUpdateAvailable((payload) => {
+    const unsubscribe = window.electronAPI.image.onUpdateAvailable((payload: { cacheKey: string; imageMd5?: string; imageDatName?: string }) => {
       const matchesCacheKey =
         payload.cacheKey === message.imageMd5 ||
         payload.cacheKey === message.imageDatName ||
@@ -1661,7 +1841,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
 
   useEffect(() => {
     if (!isImage) return
-    const unsubscribe = window.electronAPI.image.onCacheResolved((payload) => {
+    const unsubscribe = window.electronAPI.image.onCacheResolved((payload: { cacheKey: string; imageMd5?: string; imageDatName?: string; localPath: string }) => {
       const matchesCacheKey =
         payload.cacheKey === message.imageMd5 ||
         payload.cacheKey === message.imageDatName ||
@@ -1703,6 +1883,47 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
     return () => observer.disconnect()
   }, [isImage, imageLocalPath, message.imageMd5, message.imageDatName, requestImageDecrypt])
 
+  // 进入视野时自动尝试切换高清图
+  useEffect(() => {
+    if (!isImage) return
+    const container = imageContainerRef.current
+    if (!container) return
+    const observer = new IntersectionObserver(
+      (entries) => {
+        const entry = entries[0]
+        setImageInView(entry.isIntersecting)
+      },
+      { rootMargin: '120px', threshold: 0 }
+    )
+    observer.observe(container)
+    return () => observer.disconnect()
+  }, [isImage])
+
+  useEffect(() => {
+    if (!isImage || !imageHasUpdate || !imageInView) return
+    if (imageAutoHdTriggered.current === imageCacheKey) return
+    imageAutoHdTriggered.current = imageCacheKey
+    triggerForceHd()
+  }, [isImage, imageHasUpdate, imageInView, imageCacheKey, triggerForceHd])
+
+  useEffect(() => {
+    if (!isImage || !showImagePreview || !imageHasUpdate) return
+    if (imageAutoHdTriggered.current === imageCacheKey) return
+    imageAutoHdTriggered.current = imageCacheKey
+    triggerForceHd()
+  }, [isImage, showImagePreview, imageHasUpdate, imageCacheKey, triggerForceHd])
+
+  // 更激进：进入视野/打开预览时，无论 hasUpdate 与否都尝试强制高清
+  useEffect(() => {
+    if (!isImage || !imageInView) return
+    triggerForceHd()
+  }, [isImage, imageInView, triggerForceHd])
+
+  useEffect(() => {
+    if (!isImage || !showImagePreview) return
+    triggerForceHd()
+  }, [isImage, showImagePreview, triggerForceHd])
+
 
   useEffect(() => {
     if (!isVoice) return
@@ -1790,7 +2011,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
   useEffect(() => {
     if (!isVoice || voiceDataUrl) return
     window.electronAPI.chat.resolveVoiceCache(session.username, String(message.localId))
-      .then(result => {
+      .then((result: { success: boolean; hasCache: boolean; data?: string; error?: string }) => {
         if (result.success && result.hasCache && result.data) {
           const url = `data:audio/wav;base64,${result.data}`
           voiceDataUrlCache.set(voiceCacheKey, url)
@@ -1923,7 +2144,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
 
     console.log('[Video Debug] Loading video info for MD5:', videoMd5)
     setVideoLoading(true)
-    window.electronAPI.video.getVideoInfo(videoMd5).then((result) => {
+    window.electronAPI.video.getVideoInfo(videoMd5).then((result: { success: boolean; exists: boolean; videoUrl?: string; coverUrl?: string; thumbUrl?: string; error?: string }) => {
       console.log('[Video Debug] getVideoInfo result:', result)
       if (result && result.success) {
         setVideoInfo({
@@ -1936,7 +2157,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
         console.error('[Video Debug] Video info failed:', result)
         setVideoInfo({ exists: false })
       }
-    }).catch((err) => {
+    }).catch((err: unknown) => {
       console.error('[Video Debug] getVideoInfo error:', err)
       setVideoInfo({ exists: false })
     }).finally(() => {
@@ -1949,7 +2170,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
   const [autoTranscribeEnabled, setAutoTranscribeEnabled] = useState(false)
 
   useEffect(() => {
-    window.electronAPI.config.get('autoTranscribeVoice').then((value) => {
+    window.electronAPI.config.get('autoTranscribeVoice').then((value: unknown) => {
       setAutoTranscribeEnabled(value === true)
     })
   }, [])
@@ -2053,23 +2274,15 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
                   src={imageLocalPath}
                   alt="图片"
                   className="image-message"
-                  onClick={() => setShowImagePreview(true)}
+                  onClick={() => {
+                    if (imageHasUpdate) {
+                      void requestImageDecrypt(true, true)
+                    }
+                    setShowImagePreview(true)
+                  }}
                   onLoad={() => setImageError(false)}
                   onError={() => setImageError(true)}
                 />
-                {imageHasUpdate && (
-                  <button
-                    className="image-update-button"
-                    type="button"
-                    title="发现更高清图片，点击更新"
-                    onClick={(event) => {
-                      event.stopPropagation()
-                      void requestImageDecrypt(true)
-                    }}
-                  >
-                    <RefreshCw size={14} />
-                  </button>
-                )}
               </div>
               {showImagePreview && (
                 <ImagePreview src={imageLocalPath} onClose={() => setShowImagePreview(false)} />
@@ -2307,6 +2520,268 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
       )
     }
 
+    // 名片消息
+    if (isCard) {
+      const cardName = message.cardNickname || message.cardUsername || '未知联系人'
+      return (
+        <div className="card-message">
+          <div className="card-icon">
+            <svg width="40" height="40" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.5">
+              <path d="M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2" />
+              <circle cx="12" cy="7" r="4" />
+            </svg>
+          </div>
+          <div className="card-info">
+            <div className="card-name">{cardName}</div>
+            <div className="card-label">个人名片</div>
+          </div>
+        </div>
+      )
+    }
+
+    // 通话消息
+    if (isCall) {
+      return (
+        <div className="call-message">
+          <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+            <path d="M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z" />
+          </svg>
+          <span>{message.parsedContent || '[通话]'}</span>
+        </div>
+      )
+    }
+
+    // 链接消息 (AppMessage)
+    const isAppMsg = message.rawContent?.includes('<appmsg') || (message.parsedContent && message.parsedContent.includes('<appmsg'))
+
+    if (isAppMsg) {
+      let title = '链接'
+      let desc = ''
+      let url = ''
+      let appMsgType = ''
+
+      try {
+        const content = message.rawContent || message.parsedContent || ''
+        // 简单清理 XML 前缀（如 wxid:）
+        const xmlContent = content.substring(content.indexOf('<msg>'))
+
+        const parser = new DOMParser()
+        const doc = parser.parseFromString(xmlContent, 'text/xml')
+
+        title = doc.querySelector('title')?.textContent || '链接'
+        desc = doc.querySelector('des')?.textContent || ''
+        url = doc.querySelector('url')?.textContent || ''
+        appMsgType = doc.querySelector('appmsg > type')?.textContent || doc.querySelector('type')?.textContent || ''
+      } catch (e) {
+        console.error('解析 AppMsg 失败:', e)
+      }
+
+      // 聊天记录 (type=19)
+      if (appMsgType === '19') {
+        const recordList = message.chatRecordList || []
+        const displayTitle = title || '群聊的聊天记录'
+        const metaText =
+          recordList.length > 0
+            ? `共 ${recordList.length} 条聊天记录`
+            : desc || '聊天记录'
+
+        const previewItems = recordList.slice(0, 4)
+
+        return (
+          <div
+            className="link-message chat-record-message"
+            onClick={(e) => {
+              e.stopPropagation()
+              // 打开聊天记录窗口
+              window.electronAPI.window.openChatHistoryWindow(session.username, message.localId)
+            }}
+            title="点击查看详细聊天记录"
+          >
+            <div className="link-header">
+              <div className="link-title" title={displayTitle}>
+                {displayTitle}
+              </div>
+            </div>
+            <div className="link-body">
+              <div className="chat-record-preview">
+                {previewItems.length > 0 ? (
+                  <>
+                    <div className="chat-record-meta-line" title={metaText}>
+                      {metaText}
+                    </div>
+                    <div className="chat-record-list">
+                      {previewItems.map((item, i) => (
+                        <div key={i} className="chat-record-item">
+                          <span className="source-name">
+                            {item.sourcename ? `${item.sourcename}: ` : ''}
+                          </span>
+                          {item.datadesc || item.datatitle || '[媒体消息]'}
+                        </div>
+                      ))}
+                      {recordList.length > previewItems.length && (
+                        <div className="chat-record-more">还有 {recordList.length - previewItems.length} 条…</div>
+                      )}
+                    </div>
+                  </>
+                ) : (
+                  <div className="chat-record-desc">
+                    {desc || '点击打开查看完整聊天记录'}
+                  </div>
+                )}
+              </div>
+              <div className="chat-record-icon">
+                <MessageSquare size={18} />
+              </div>
+            </div>
+          </div>
+        )
+      }
+
+      // 文件消息 (type=6)
+      if (appMsgType === '6') {
+        const fileName = message.fileName || title || '文件'
+        const fileSize = message.fileSize
+        const fileExt = message.fileExt || fileName.split('.').pop()?.toLowerCase() || ''
+        
+        // 根据扩展名选择图标
+        const getFileIcon = () => {
+          const archiveExts = ['zip', 'rar', '7z', 'tar', 'gz', 'bz2']
+          if (archiveExts.includes(fileExt)) {
+            return (
+              <svg width="28" height="28" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.5">
+                <path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4" />
+                <polyline points="7 10 12 15 17 10" />
+                <line x1="12" y1="15" x2="12" y2="3" />
+              </svg>
+            )
+          }
+          return (
+            <svg width="28" height="28" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.5">
+              <path d="M13 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z" />
+              <polyline points="13 2 13 9 20 9" />
+            </svg>
+          )
+        }
+        
+        return (
+          <div className="file-message">
+            <div className="file-icon">
+              {getFileIcon()}
+            </div>
+            <div className="file-info">
+              <div className="file-name" title={fileName}>{fileName}</div>
+              <div className="file-meta">
+                {fileSize ? formatFileSize(fileSize) : ''}
+              </div>
+            </div>
+          </div>
+        )
+      }
+
+      // 转账消息 (type=2000)
+      if (appMsgType === '2000') {
+        try {
+          const content = message.rawContent || message.content || message.parsedContent || ''
+          
+          // 添加调试日志
+          console.log('[Transfer Debug] Raw content:', content.substring(0, 500))
+          
+          const parser = new DOMParser()
+          const doc = parser.parseFromString(content, 'text/xml')
+
+          const feedesc = doc.querySelector('feedesc')?.textContent || ''
+          const payMemo = doc.querySelector('pay_memo')?.textContent || ''
+          const paysubtype = doc.querySelector('paysubtype')?.textContent || '1'
+
+          console.log('[Transfer Debug] Parsed:', { feedesc, payMemo, paysubtype, title })
+
+          // paysubtype: 1=待收款, 3=已收款
+          const isReceived = paysubtype === '3'
+          
+          // 如果 feedesc 为空，使用 title 作为降级
+          const displayAmount = feedesc || title || '微信转账'
+
+          return (
+            <div className={`transfer-message ${isReceived ? 'received' : ''}`}>
+              <div className="transfer-icon">
+                <svg width="32" height="32" viewBox="0 0 40 40" fill="none">
+                  <circle cx="20" cy="20" r="18" stroke="white" strokeWidth="2" />
+                  <path d="M12 20h16M20 12l8 8-8 8" stroke="white" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" />
+                </svg>
+              </div>
+              <div className="transfer-info">
+                <div className="transfer-amount">{displayAmount}</div>
+                {payMemo && <div className="transfer-memo">{payMemo}</div>}
+                <div className="transfer-label">{isReceived ? '已收款' : '微信转账'}</div>
+              </div>
+            </div>
+          )
+        } catch (e) {
+          console.error('[Transfer Debug] Parse error:', e)
+          // 解析失败时的降级处理
+          const feedesc = title || '微信转账'
+          return (
+            <div className="transfer-message">
+              <div className="transfer-icon">
+                <svg width="32" height="32" viewBox="0 0 40 40" fill="none">
+                  <circle cx="20" cy="20" r="18" stroke="white" strokeWidth="2" />
+                  <path d="M12 20h16M20 12l8 8-8 8" stroke="white" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" />
+                </svg>
+              </div>
+              <div className="transfer-info">
+                <div className="transfer-amount">{feedesc}</div>
+                <div className="transfer-label">微信转账</div>
+              </div>
+            </div>
+          )
+        }
+      }
+
+      // 小程序 (type=33/36)
+      if (appMsgType === '33' || appMsgType === '36') {
+        return (
+          <div className="miniapp-message">
+            <div className="miniapp-icon">
+              <svg width="24" height="24" viewBox="0 0 24 24" fill="currentColor">
+                <path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/>
+              </svg>
+            </div>
+            <div className="miniapp-info">
+              <div className="miniapp-title">{title}</div>
+              <div className="miniapp-label">小程序</div>
+            </div>
+          </div>
+        )
+      }
+
+      // 有 URL 的链接消息
+      if (url) {
+        return (
+          <div
+            className="link-message"
+            onClick={(e) => {
+              e.stopPropagation()
+              if (window.electronAPI?.shell?.openExternal) {
+                window.electronAPI.shell.openExternal(url)
+              } else {
+                window.open(url, '_blank')
+              }
+            }}
+          >
+            <div className="link-header">
+              <div className="link-title" title={title}>{title}</div>
+            </div>
+            <div className="link-body">
+              <div className="link-desc" title={desc}>{desc}</div>
+              <div className="link-thumb-placeholder">
+                <Link size={24} />
+              </div>
+            </div>
+          </div>
+        )
+      }
+    }
+
     // 表情包消息
     if (isEmoji) {
       // ... (keep existing emoji logic)
@@ -2361,67 +2836,6 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
       )
     }
 
-    // 解析引用消息（Links / App Messages）
-    // localType: 21474836529 corresponds to AppMessage which often contains links
-    if (isLinkMessage) {
-      try {
-        // 清理内容：移除可能的 wxid 前缀，找到 XML 起始位置
-        let contentToParse = message.rawContent || message.parsedContent || '';
-        const xmlStartIndex = contentToParse.indexOf('<');
-        if (xmlStartIndex >= 0) {
-          contentToParse = contentToParse.substring(xmlStartIndex);
-        }
-
-        // 处理 HTML 转义字符
-        if (contentToParse.includes('&lt;')) {
-          contentToParse = contentToParse
-            .replace(/&lt;/g, '<')
-            .replace(/&gt;/g, '>')
-            .replace(/&amp;/g, '&')
-            .replace(/&quot;/g, '"')
-            .replace(/&apos;/g, "'");
-        }
-
-        const parser = new DOMParser();
-        const doc = parser.parseFromString(contentToParse, "text/xml");
-        const appMsg = doc.querySelector('appmsg');
-
-        if (appMsg) {
-          const title = doc.querySelector('title')?.textContent || '未命名链接';
-          const des = doc.querySelector('des')?.textContent || '无描述';
-          const url = doc.querySelector('url')?.textContent || '';
-
-          return (
-            <div
-              className="link-message"
-              onClick={(e) => {
-                e.stopPropagation();
-                if (url) {
-                  // 优先使用 electron 接口打开外部浏览器
-                  if (window.electronAPI?.shell?.openExternal) {
-                    window.electronAPI.shell.openExternal(url);
-                  } else {
-                    window.open(url, '_blank');
-                  }
-                }
-              }}
-            >
-              <div className="link-header">
-                <div className="link-content">
-                  <div className="link-title" title={title}>{title}</div>
-                  <div className="link-desc" title={des}>{des}</div>
-                </div>
-                <div className="link-icon">
-                  <Link size={24} />
-                </div>
-              </div>
-            </div>
-          );
-        }
-      } catch (e) {
-        console.error('Failed to parse app message', e);
-      }
-    }
     // 普通消息
     return <div className="bubble-content">{renderTextWithEmoji(cleanMessageContent(message.parsedContent))}</div>
   }

src/pages/ContactsPage.scss

@@ -0,0 +1,551 @@
+.contacts-page {
+  display: flex;
+  height: calc(100% + 48px);
+  margin: -24px;
+  background: var(--bg-primary);
+  overflow: hidden;
+
+  // 左侧联系人面板
+  .contacts-panel {
+    width: 380px;
+    min-width: 380px;
+    display: flex;
+    flex-direction: column;
+    border-right: 1px solid var(--border-color);
+    background: var(--card-bg);
+  }
+
+  .panel-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 20px 24px;
+    border-bottom: 1px solid var(--border-color);
+
+    h2 {
+      font-size: 18px;
+      font-weight: 600;
+      color: var(--text-primary);
+      margin: 0;
+    }
+
+    .icon-btn {
+      width: 32px;
+      height: 32px;
+      border: none;
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+      cursor: pointer;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      color: var(--text-secondary);
+      transition: all 0.2s;
+
+      &:hover {
+        background: var(--bg-hover);
+        color: var(--text-primary);
+      }
+
+      &:disabled {
+        opacity: 0.5;
+        cursor: not-allowed;
+      }
+
+      .spin {
+        animation: contactsSpin 1s linear infinite;
+      }
+    }
+  }
+
+  .search-bar {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    margin: 16px 20px;
+    padding: 10px 14px;
+    background: var(--bg-secondary);
+    border-radius: 10px;
+    border: 1px solid var(--border-color);
+    transition: border-color 0.2s;
+
+    &:focus-within {
+      border-color: var(--primary);
+    }
+
+    svg {
+      color: var(--text-tertiary);
+      flex-shrink: 0;
+    }
+
+    input {
+      flex: 1;
+      border: none;
+      background: none;
+      outline: none;
+      font-size: 14px;
+      color: var(--text-primary);
+
+      &::placeholder {
+        color: var(--text-tertiary);
+      }
+    }
+
+    .clear-btn {
+      background: none;
+      border: none;
+      padding: 4px;
+      cursor: pointer;
+      color: var(--text-tertiary);
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      border-radius: 4px;
+
+      &:hover {
+        background: var(--bg-hover);
+        color: var(--text-primary);
+      }
+    }
+  }
+
+  .type-filters {
+    display: flex;
+    gap: 8px;
+    padding: 0 20px 16px;
+    flex-wrap: nowrap;
+    overflow-x: auto;
+
+    &::-webkit-scrollbar {
+      display: none;
+    }
+
+    .filter-chip {
+      display: flex;
+      align-items: center;
+      gap: 6px;
+      padding: 8px 14px;
+      background: var(--bg-secondary);
+      border: 1px solid var(--border-color);
+      border-radius: 10px;
+      cursor: pointer;
+      user-select: none;
+      font-size: 13px;
+      font-weight: 500;
+      color: var(--text-secondary);
+      transition: all 0.2s ease;
+      white-space: nowrap;
+
+      input[type="checkbox"] {
+        display: none;
+      }
+
+      svg {
+        opacity: 0.7;
+        transition: transform 0.2s;
+      }
+
+      &:hover {
+        background: var(--bg-hover);
+        border-color: var(--text-tertiary);
+        color: var(--text-primary);
+
+        svg {
+          transform: translateY(-1px);
+        }
+      }
+
+      &.active {
+        background: var(--primary-light);
+        border-color: var(--primary);
+        color: var(--primary);
+
+        svg {
+          opacity: 1;
+          color: var(--primary);
+        }
+      }
+    }
+  }
+
+  .contacts-count {
+    padding: 0 20px 12px;
+    font-size: 13px;
+    color: var(--text-secondary);
+  }
+
+  .loading-state,
+  .empty-state {
+    flex: 1;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    gap: 12px;
+    color: var(--text-tertiary);
+    font-size: 14px;
+
+    .spin {
+      animation: contactsSpin 1s linear infinite;
+    }
+  }
+
+  .contacts-list {
+    flex: 1;
+    overflow-y: auto;
+    padding: 0 12px 12px;
+
+    &::-webkit-scrollbar {
+      width: 6px;
+    }
+
+    &::-webkit-scrollbar-thumb {
+      background: var(--text-tertiary);
+      border-radius: 3px;
+      opacity: 0.3;
+    }
+  }
+
+  .contact-item {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    padding: 12px;
+    border-radius: 10px;
+    transition: all 0.2s;
+    margin-bottom: 4px;
+
+    &:hover {
+      background: var(--bg-hover);
+    }
+
+    .contact-avatar {
+      width: 44px;
+      height: 44px;
+      border-radius: 10px;
+      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      overflow: hidden;
+      flex-shrink: 0;
+
+      img {
+        width: 100%;
+        height: 100%;
+        object-fit: cover;
+      }
+
+      span {
+        color: #fff;
+        font-size: 16px;
+        font-weight: 600;
+      }
+    }
+
+    .contact-info {
+      flex: 1;
+      min-width: 0;
+    }
+
+    .contact-name {
+      font-size: 14px;
+      font-weight: 500;
+      color: var(--text-primary);
+      white-space: nowrap;
+      overflow: hidden;
+      text-overflow: ellipsis;
+    }
+
+    .contact-remark {
+      font-size: 12px;
+      color: var(--text-tertiary);
+      white-space: nowrap;
+      overflow: hidden;
+      text-overflow: ellipsis;
+      margin-top: 2px;
+    }
+
+    .contact-type {
+      display: flex;
+      align-items: center;
+      gap: 4px;
+      padding: 4px 10px;
+      border-radius: 6px;
+      font-size: 12px;
+      font-weight: 500;
+      flex-shrink: 0;
+
+      &.friend {
+        background: rgba(var(--primary-rgb), 0.1);
+        color: var(--primary);
+      }
+
+      &.group {
+        background: rgba(52, 211, 153, 0.1);
+        color: rgb(52, 211, 153);
+      }
+
+      &.official {
+        background: rgba(251, 191, 36, 0.1);
+        color: rgb(251, 191, 36);
+      }
+
+      svg {
+        flex-shrink: 0;
+      }
+    }
+  }
+
+  // 右侧设置面板
+  .settings-panel {
+    flex: 1;
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+  }
+
+  .settings-content {
+    flex: 1;
+    overflow-y: auto;
+    padding: 20px 24px;
+
+    &::-webkit-scrollbar {
+      width: 6px;
+    }
+
+    &::-webkit-scrollbar-thumb {
+      background: var(--text-tertiary);
+      border-radius: 3px;
+    }
+  }
+
+  .setting-section {
+    margin-bottom: 28px;
+
+    h3 {
+      font-size: 13px;
+      font-weight: 600;
+      color: var(--text-secondary);
+      text-transform: uppercase;
+      letter-spacing: 0.5px;
+      margin: 0 0 14px;
+    }
+  }
+
+  .format-select {
+    position: relative;
+    /* margin-bottom 移到 .setting-section */
+
+    .select-trigger {
+      width: 100%;
+      padding: 10px 16px;
+      border: 1px solid var(--border-color);
+      border-radius: 9999px;
+      /* Rounded pill shape */
+      font-size: 14px;
+      background: var(--bg-primary);
+      color: var(--text-primary);
+      display: flex;
+      align-items: center;
+      justify-content: space-between;
+      gap: 8px;
+      cursor: pointer;
+      transition: all 0.2s;
+
+      &:hover {
+        border-color: var(--text-tertiary);
+      }
+
+      &.open {
+        border-color: var(--primary);
+        box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
+      }
+    }
+
+    .select-value {
+      flex: 1;
+      min-width: 0;
+      text-align: left;
+      white-space: nowrap;
+      overflow: hidden;
+      text-overflow: ellipsis;
+    }
+
+    .select-dropdown {
+      position: absolute;
+      top: calc(100% + 6px);
+      left: 0;
+      right: 0;
+      background: color-mix(in srgb, var(--bg-primary) 85%, var(--bg-secondary));
+      border: 1px solid var(--border-color);
+      border-radius: 12px;
+      padding: 6px;
+      box-shadow: var(--shadow-md);
+      z-index: 20;
+      max-height: 260px;
+      overflow-y: auto;
+      backdrop-filter: blur(14px);
+      -webkit-backdrop-filter: blur(14px);
+    }
+
+    .select-option {
+      width: 100%;
+      text-align: left;
+      display: flex;
+      flex-direction: column;
+      gap: 4px;
+      padding: 10px 12px;
+      border: none;
+      border-radius: 10px;
+      background: transparent;
+      cursor: pointer;
+      transition: all 0.15s;
+      color: var(--text-primary);
+      font-size: 14px;
+
+      &:hover {
+        background: var(--bg-tertiary);
+      }
+
+      &.active {
+        background: color-mix(in srgb, var(--primary) 12%, transparent);
+        color: var(--primary);
+
+        .option-desc {
+          color: var(--primary);
+        }
+      }
+    }
+
+    .option-label {
+      font-weight: 500;
+    }
+
+    .option-desc {
+      font-size: 12px;
+      color: var(--text-tertiary);
+    }
+  }
+
+  .checkbox-item {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    cursor: pointer;
+    font-size: 14px;
+    color: var(--text-primary);
+
+    input[type="checkbox"] {
+      width: 18px;
+      height: 18px;
+      accent-color: var(--primary);
+      cursor: pointer;
+    }
+  }
+
+  .export-path-display {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    padding: 12px 16px;
+    background: var(--bg-secondary);
+    border-radius: 10px;
+    font-size: 13px;
+    color: var(--text-primary);
+    margin-bottom: 12px;
+
+    svg {
+      color: var(--primary);
+      flex-shrink: 0;
+    }
+
+    span {
+      flex: 1;
+      white-space: nowrap;
+      overflow: hidden;
+      text-overflow: ellipsis;
+    }
+  }
+
+  .select-folder-btn {
+    width: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 8px;
+    padding: 10px 16px;
+    background: var(--bg-secondary);
+    border: 1px solid var(--border-color);
+    border-radius: 8px;
+    font-size: 13px;
+    font-weight: 500;
+    color: var(--text-primary);
+    cursor: pointer;
+    transition: all 0.2s;
+
+    &:hover {
+      background: var(--bg-hover);
+      border-color: var(--primary);
+      color: var(--primary);
+
+      svg {
+        color: var(--primary);
+      }
+    }
+
+    &:active {
+      transform: scale(0.98);
+    }
+
+    svg {
+      color: var(--text-secondary);
+      transition: color 0.2s;
+    }
+  }
+
+  .export-action {
+    padding: 20px 24px;
+    border-top: 1px solid var(--border-color);
+  }
+
+  .export-btn {
+    width: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 10px;
+    padding: 14px 24px;
+    background: var(--primary);
+    color: #fff;
+    border: none;
+    border-radius: 12px;
+    font-size: 15px;
+    font-weight: 600;
+    cursor: pointer;
+    transition: all 0.2s;
+
+    &:hover:not(:disabled) {
+      background: var(--primary-hover);
+    }
+
+    &:disabled {
+      opacity: 0.5;
+      cursor: not-allowed;
+    }
+
+    .spin {
+      animation: contactsSpin 1s linear infinite;
+    }
+  }
+}
+
+@keyframes contactsSpin {
+  from {
+    transform: rotate(0deg);
+  }
+
+  to {
+    transform: rotate(360deg);
+  }
+}

src/pages/ContactsPage.tsx

@@ -0,0 +1,384 @@
+import { useState, useEffect, useCallback, useRef } from 'react'
+import { Search, RefreshCw, X, User, Users, MessageSquare, Loader2, FolderOpen, Download, ChevronDown } from 'lucide-react'
+import './ContactsPage.scss'
+
+interface ContactInfo {
+    username: string
+    displayName: string
+    remark?: string
+    nickname?: string
+    avatarUrl?: string
+    type: 'friend' | 'group' | 'official' | 'other'
+}
+
+function ContactsPage() {
+    const [contacts, setContacts] = useState<ContactInfo[]>([])
+    const [filteredContacts, setFilteredContacts] = useState<ContactInfo[]>([])
+    const [isLoading, setIsLoading] = useState(true)
+    const [searchKeyword, setSearchKeyword] = useState('')
+    const [contactTypes, setContactTypes] = useState({
+        friends: true,
+        groups: true,
+        officials: true
+    })
+
+    // 导出相关状态
+    const [exportFormat, setExportFormat] = useState<'json' | 'csv' | 'vcf'>('json')
+    const [exportAvatars, setExportAvatars] = useState(true)
+    const [exportFolder, setExportFolder] = useState('')
+    const [isExporting, setIsExporting] = useState(false)
+    const [showFormatSelect, setShowFormatSelect] = useState(false)
+    const formatDropdownRef = useRef<HTMLDivElement>(null)
+
+    // 加载通讯录
+    const loadContacts = useCallback(async () => {
+        setIsLoading(true)
+        try {
+            const result = await window.electronAPI.chat.connect()
+            if (!result.success) {
+                console.error('连接失败:', result.error)
+                setIsLoading(false)
+                return
+            }
+            const contactsResult = await window.electronAPI.chat.getContacts()
+            console.log('📞 getContacts结果:', contactsResult)
+            if (contactsResult.success && contactsResult.contacts) {
+                console.log('📊 总联系人数:', contactsResult.contacts.length)
+                console.log('📊 按类型统计:', {
+                    friends: contactsResult.contacts.filter((c: ContactInfo) => c.type === 'friend').length,
+                    groups: contactsResult.contacts.filter((c: ContactInfo) => c.type === 'group').length,
+                    officials: contactsResult.contacts.filter((c: ContactInfo) => c.type === 'official').length,
+                    other: contactsResult.contacts.filter((c: ContactInfo) => c.type === 'other').length
+                })
+
+                // 获取头像URL
+                const usernames = contactsResult.contacts.map((c: ContactInfo) => c.username)
+                if (usernames.length > 0) {
+                    const avatarResult = await window.electronAPI.chat.enrichSessionsContactInfo(usernames)
+                    if (avatarResult.success && avatarResult.contacts) {
+                        contactsResult.contacts.forEach((contact: ContactInfo) => {
+                            const enriched = avatarResult.contacts?.[contact.username]
+                            if (enriched?.avatarUrl) {
+                                contact.avatarUrl = enriched.avatarUrl
+                            }
+                        })
+                    }
+                }
+
+                setContacts(contactsResult.contacts)
+                setFilteredContacts(contactsResult.contacts)
+            }
+        } catch (e) {
+            console.error('加载通讯录失败:', e)
+        } finally {
+            setIsLoading(false)
+        }
+    }, [])
+
+    useEffect(() => {
+        loadContacts()
+    }, [loadContacts])
+
+    // 搜索和类型过滤
+    useEffect(() => {
+        let filtered = contacts
+
+        // 类型过滤
+        filtered = filtered.filter(c => {
+            if (c.type === 'friend' && !contactTypes.friends) return false
+            if (c.type === 'group' && !contactTypes.groups) return false
+            if (c.type === 'official' && !contactTypes.officials) return false
+            return true
+        })
+
+        // 关键词过滤
+        if (searchKeyword.trim()) {
+            const lower = searchKeyword.toLowerCase()
+            filtered = filtered.filter(c =>
+                c.displayName?.toLowerCase().includes(lower) ||
+                c.remark?.toLowerCase().includes(lower) ||
+                c.username.toLowerCase().includes(lower)
+            )
+        }
+
+        setFilteredContacts(filtered)
+    }, [searchKeyword, contacts, contactTypes])
+
+    // 点击外部关闭下拉菜单
+    useEffect(() => {
+        const handleClickOutside = (event: MouseEvent) => {
+            const target = event.target as Node
+            if (showFormatSelect && formatDropdownRef.current && !formatDropdownRef.current.contains(target)) {
+                setShowFormatSelect(false)
+            }
+        }
+        document.addEventListener('mousedown', handleClickOutside)
+        return () => document.removeEventListener('mousedown', handleClickOutside)
+    }, [showFormatSelect])
+
+    const getAvatarLetter = (name: string) => {
+        if (!name) return '?'
+        return [...name][0] || '?'
+    }
+
+    const getContactTypeIcon = (type: string) => {
+        switch (type) {
+            case 'friend': return <User size={14} />
+            case 'group': return <Users size={14} />
+            case 'official': return <MessageSquare size={14} />
+            default: return <User size={14} />
+        }
+    }
+
+    const getContactTypeName = (type: string) => {
+        switch (type) {
+            case 'friend': return '好友'
+            case 'group': return '群聊'
+            case 'official': return '公众号'
+            default: return '其他'
+        }
+    }
+
+    // 选择导出文件夹
+    const selectExportFolder = async () => {
+        try {
+            const result = await window.electronAPI.dialog.openDirectory({
+                title: '选择导出位置'
+            })
+            if (result && !result.canceled && result.filePaths && result.filePaths.length > 0) {
+                setExportFolder(result.filePaths[0])
+            }
+        } catch (e) {
+            console.error('选择文件夹失败:', e)
+        }
+    }
+
+    // 开始导出
+    const startExport = async () => {
+        if (!exportFolder) {
+            alert('请先选择导出位置')
+            return
+        }
+
+        setIsExporting(true)
+        try {
+            const exportOptions = {
+                format: exportFormat,
+                exportAvatars,
+                contactTypes: {
+                    friends: contactTypes.friends,
+                    groups: contactTypes.groups,
+                    officials: contactTypes.officials
+                }
+            }
+
+            const result = await window.electronAPI.export.exportContacts(exportFolder, exportOptions)
+
+            if (result.success) {
+                alert(`导出成功！共导出 ${result.successCount} 个联系人`)
+            } else {
+                alert(`导出失败：${result.error}`)
+            }
+        } catch (e) {
+            console.error('导出失败:', e)
+            alert(`导出失败：${String(e)}`)
+        } finally {
+            setIsExporting(false)
+        }
+    }
+
+    const exportFormatOptions = [
+        { value: 'json', label: 'JSON', desc: '详细格式，包含完整联系人信息' },
+        { value: 'csv', label: 'CSV (Excel)', desc: '电子表格格式，适合Excel查看' },
+        { value: 'vcf', label: 'VCF (vCard)', desc: '标准名片格式，支持导入手机' }
+    ]
+
+    const getOptionLabel = (value: string) => {
+        return exportFormatOptions.find(opt => opt.value === value)?.label || value
+    }
+
+    return (
+        <div className="contacts-page">
+            {/* 左侧：联系人列表 */}
+            <div className="contacts-panel">
+                <div className="panel-header">
+                    <h2>通讯录</h2>
+                    <button className="icon-btn" onClick={loadContacts} disabled={isLoading}>
+                        <RefreshCw size={18} className={isLoading ? 'spin' : ''} />
+                    </button>
+                </div>
+
+                <div className="search-bar">
+                    <Search size={16} />
+                    <input
+                        type="text"
+                        placeholder="搜索联系人..."
+                        value={searchKeyword}
+                        onChange={e => setSearchKeyword(e.target.value)}
+                    />
+                    {searchKeyword && (
+                        <button className="clear-btn" onClick={() => setSearchKeyword('')}>
+                            <X size={14} />
+                        </button>
+                    )}
+                </div>
+
+                <div className="type-filters">
+                    <label className={`filter-chip ${contactTypes.friends ? 'active' : ''}`}>
+                        <input
+                            type="checkbox"
+                            checked={contactTypes.friends}
+                            onChange={e => setContactTypes({ ...contactTypes, friends: e.target.checked })}
+                        />
+                        <User size={16} />
+                        <span>好友</span>
+                    </label>
+                    <label className={`filter-chip ${contactTypes.groups ? 'active' : ''}`}>
+                        <input
+                            type="checkbox"
+                            checked={contactTypes.groups}
+                            onChange={e => setContactTypes({ ...contactTypes, groups: e.target.checked })}
+                        />
+                        <Users size={16} />
+                        <span>群聊</span>
+                    </label>
+                    <label className={`filter-chip ${contactTypes.officials ? 'active' : ''}`}>
+                        <input
+                            type="checkbox"
+                            checked={contactTypes.officials}
+                            onChange={e => setContactTypes({ ...contactTypes, officials: e.target.checked })}
+                        />
+                        <MessageSquare size={16} />
+                        <span>公众号</span>
+                    </label>
+                </div>
+
+                <div className="contacts-count">
+                    共 {filteredContacts.length} 个联系人
+                </div>
+
+                {isLoading ? (
+                    <div className="loading-state">
+                        <Loader2 size={32} className="spin" />
+                        <span>加载中...</span>
+                    </div>
+                ) : filteredContacts.length === 0 ? (
+                    <div className="empty-state">
+                        <span>暂无联系人</span>
+                    </div>
+                ) : (
+                    <div className="contacts-list">
+                        {filteredContacts.map(contact => (
+                            <div key={contact.username} className="contact-item">
+                                <div className="contact-avatar">
+                                    {contact.avatarUrl ? (
+                                        <img src={contact.avatarUrl} alt="" />
+                                    ) : (
+                                        <span>{getAvatarLetter(contact.displayName)}</span>
+                                    )}
+                                </div>
+                                <div className="contact-info">
+                                    <div className="contact-name">{contact.displayName}</div>
+                                    {contact.remark && contact.remark !== contact.displayName && (
+                                        <div className="contact-remark">备注: {contact.remark}</div>
+                                    )}
+                                </div>
+                                <div className={`contact-type ${contact.type}`}>
+                                    {getContactTypeIcon(contact.type)}
+                                    <span>{getContactTypeName(contact.type)}</span>
+                                </div>
+                            </div>
+                        ))}
+                    </div>
+                )}
+            </div>
+
+            {/* 右侧：导出设置 */}
+            <div className="settings-panel">
+                <div className="panel-header">
+                    <h2>导出设置</h2>
+                </div>
+
+                <div className="settings-content">
+                    <div className="setting-section">
+                        <h3>导出格式</h3>
+                        <div className="format-select" ref={formatDropdownRef}>
+                            <button
+                                type="button"
+                                className={`select-trigger ${showFormatSelect ? 'open' : ''}`}
+                                onClick={() => setShowFormatSelect(!showFormatSelect)}
+                            >
+                                <span className="select-value">{getOptionLabel(exportFormat)}</span>
+                                <ChevronDown size={16} />
+                            </button>
+                            {showFormatSelect && (
+                                <div className="select-dropdown">
+                                    {exportFormatOptions.map(option => (
+                                        <button
+                                            key={option.value}
+                                            type="button"
+                                            className={`select-option ${exportFormat === option.value ? 'active' : ''}`}
+                                            onClick={() => {
+                                                setExportFormat(option.value as 'json' | 'csv' | 'vcf')
+                                                setShowFormatSelect(false)
+                                            }}
+                                        >
+                                            <span className="option-label">{option.label}</span>
+                                            <span className="option-desc">{option.desc}</span>
+                                        </button>
+                                    ))}
+                                </div>
+                            )}
+                        </div>
+                    </div>
+
+                    <div className="setting-section">
+                        <h3>导出选项</h3>
+                        <label className="checkbox-item">
+                            <input
+                                type="checkbox"
+                                checked={exportAvatars}
+                                onChange={e => setExportAvatars(e.target.checked)}
+                            />
+                            <span>导出头像</span>
+                        </label>
+                    </div>
+
+                    <div className="setting-section">
+                        <h3>导出位置</h3>
+                        <div className="export-path-display">
+                            <FolderOpen size={16} />
+                            <span>{exportFolder || '未设置'}</span>
+                        </div>
+                        <button className="select-folder-btn" onClick={selectExportFolder}>
+                            <FolderOpen size={16} />
+                            <span>选择导出目录</span>
+                        </button>
+                    </div>
+                </div>
+
+                <div className="export-action">
+                    <button
+                        className="export-btn"
+                        onClick={startExport}
+                        disabled={!exportFolder || isExporting}
+                    >
+                        {isExporting ? (
+                            <>
+                                <Loader2 size={18} className="spin" />
+                                <span>导出中...</span>
+                            </>
+                        ) : (
+                            <>
+                                <Download size={18} />
+                                <span>开始导出</span>
+                            </>
+                        )}
+                    </button>
+                </div>
+            </div>
+        </div>
+    )
+}
+
+export default ContactsPage

src/pages/DataManagementPage.scss

@@ -1,569 +0,0 @@
-.page-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  margin-bottom: 24px;
-  
-  h1 {
-    font-size: 24px;
-    font-weight: 600;
-    color: var(--text-primary);
-    margin: 0;
-  }
-
-  .header-tabs {
-    display: flex;
-    gap: 8px;
-
-    .tab-btn {
-      display: flex;
-      align-items: center;
-      gap: 6px;
-      padding: 8px 16px;
-      border: none;
-      background: var(--bg-tertiary);
-      color: var(--text-secondary);
-      font-size: 14px;
-      cursor: pointer;
-      border-radius: 9999px;
-      transition: all 0.2s;
-
-      &:hover {
-        background: var(--border-color);
-        color: var(--text-primary);
-      }
-
-      &.active {
-        background: var(--primary);
-        color: white;
-      }
-    }
-  }
-}
-
-.page-scroll {
-  display: flex;
-  flex-direction: column;
-  gap: 24px;
-}
-
-.page-section {
-  background: var(--bg-secondary);
-  border-radius: 16px;
-  padding: 20px 24px;
-  
-  h2 {
-    font-size: 16px;
-    font-weight: 600;
-    color: var(--text-primary);
-    margin: 0 0 4px;
-  }
-  
-  .section-desc {
-    font-size: 13px;
-    color: var(--text-tertiary);
-    margin: 0;
-  }
-
-  .section-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: flex-start;
-    margin-bottom: 20px;
-
-    .section-actions {
-      display: flex;
-      gap: 10px;
-    }
-  }
-}
-
-.btn {
-  display: flex;
-  align-items: center;
-  gap: 6px;
-  padding: 8px 16px;
-  border: none;
-  border-radius: 9999px;
-  font-size: 14px;
-  font-weight: 500;
-  cursor: pointer;
-  transition: all 0.2s;
-  
-  &:disabled {
-    opacity: 0.6;
-    cursor: not-allowed;
-  }
-
-  .spin {
-    animation: spin 1s linear infinite;
-  }
-}
-
-.btn-primary {
-  background: var(--primary);
-  color: white;
-  
-  &:hover:not(:disabled) {
-    background: var(--primary-hover);
-  }
-}
-
-.btn-secondary {
-  background: var(--bg-tertiary);
-  color: var(--text-primary);
-  
-  &:hover:not(:disabled) {
-    background: var(--border-color);
-  }
-}
-
-.btn-warning {
-  background: #f59e0b;
-  color: white;
-  
-  &:hover:not(:disabled) {
-    background: #d97706;
-  }
-}
-
-.database-list {
-  display: flex;
-  flex-direction: column;
-  gap: 8px;
-}
-
-.database-item {
-  display: flex;
-  align-items: center;
-  gap: 12px;
-  padding: 12px 16px;
-  background: var(--bg-primary);
-  border-radius: 12px;
-  transition: all 0.2s;
-
-  &:hover {
-    background: var(--bg-tertiary);
-  }
-
-  .status-icon {
-    width: 28px;
-    height: 28px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    border-radius: 50%;
-
-    &.decrypted {
-      background: var(--primary);
-      color: white;
-    }
-
-    &.needs-update {
-      background: #f59e0b;
-      color: white;
-    }
-
-    &.pending {
-      background: var(--bg-tertiary);
-      color: var(--text-tertiary);
-    }
-  }
-
-  .db-info {
-    flex: 1;
-    min-width: 0;
-
-    .db-name {
-      font-size: 14px;
-      font-weight: 500;
-      color: var(--text-primary);
-      margin-bottom: 2px;
-      white-space: nowrap;
-      overflow: hidden;
-      text-overflow: ellipsis;
-    }
-
-    .db-meta {
-      display: flex;
-      gap: 6px;
-      font-size: 12px;
-      color: var(--text-tertiary);
-    }
-  }
-
-  .db-status {
-    padding: 4px 10px;
-    border-radius: 9999px;
-    font-size: 12px;
-    font-weight: 500;
-    flex-shrink: 0;
-
-    &.decrypted {
-      background: rgba(34, 197, 94, 0.15);
-      color: #16a34a;
-    }
-
-    &.needs-update {
-      background: rgba(245, 158, 11, 0.15);
-      color: #b45309;
-    }
-
-    &.pending {
-      background: rgba(234, 179, 8, 0.15);
-      color: #b45309;
-    }
-  }
-}
-
-.empty-state {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  padding: 48px 20px;
-  color: var(--text-tertiary);
-
-  svg {
-    margin-bottom: 16px;
-    opacity: 0.5;
-  }
-
-  p {
-    margin: 0;
-    font-size: 14px;
-
-    &.hint {
-      margin-top: 6px;
-      font-size: 13px;
-      opacity: 0.7;
-    }
-  }
-}
-
-.unavailable-state {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  padding: 64px 20px;
-  color: var(--text-tertiary);
-
-  svg {
-    margin-bottom: 20px;
-    opacity: 0.4;
-  }
-
-  p {
-    margin: 0;
-    font-size: 15px;
-    color: var(--text-secondary);
-
-    &.hint {
-      margin-top: 8px;
-      font-size: 13px;
-      color: var(--text-tertiary);
-    }
-  }
-}
-
-.message-toast {
-  position: fixed;
-  top: 60px;
-  left: 50%;
-  transform: translateX(-50%);
-  padding: 10px 24px;
-  border-radius: 9999px;
-  font-size: 14px;
-  z-index: 100;
-  animation: slideDown 0.3s ease;
-  
-  &.success {
-    background: var(--primary);
-    color: white;
-  }
-  
-  &.error {
-    background: var(--danger);
-    color: white;
-  }
-}
-
-@keyframes slideDown {
-  from {
-    opacity: 0;
-    transform: translateX(-50%) translateY(-10px);
-  }
-  to {
-    opacity: 1;
-    transform: translateX(-50%) translateY(0);
-  }
-}
-
-@keyframes spin {
-  from {
-    transform: rotate(0deg);
-  }
-  to {
-    transform: rotate(360deg);
-  }
-}
-
-
-.decrypt-progress-overlay {
-  position: fixed;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  background: rgba(0, 0, 0, 0.5);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  z-index: 1000;
-
-  .progress-card {
-    background: var(--bg-primary);
-    border-radius: 16px;
-    padding: 32px 40px;
-    min-width: 400px;
-    text-align: center;
-    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
-
-    h3 {
-      margin: 0 0 8px;
-      font-size: 18px;
-      font-weight: 600;
-      color: var(--text-primary);
-    }
-
-    .progress-file {
-      margin: 0 0 20px;
-      font-size: 14px;
-      color: var(--text-secondary);
-      white-space: nowrap;
-      overflow: hidden;
-      text-overflow: ellipsis;
-    }
-
-    .progress-bar {
-      height: 8px;
-      background: var(--bg-tertiary);
-      border-radius: 9999px;
-      overflow: hidden;
-      margin-bottom: 12px;
-
-      .progress-fill {
-        height: 100%;
-        background: var(--primary);
-        border-radius: 9999px;
-        transition: width 0.2s ease;
-      }
-    }
-
-    .progress-text {
-      margin: 0;
-      font-size: 13px;
-      color: var(--text-tertiary);
-    }
-  }
-}
-
-
-// 图片列表样式
-.current-dir {
-  display: flex;
-  align-items: center;
-  gap: 8px;
-  padding: 10px 14px;
-  background: var(--bg-tertiary);
-  border-radius: 8px;
-  margin-bottom: 16px;
-  font-size: 13px;
-
-  .dir-label {
-    color: var(--text-tertiary);
-    flex-shrink: 0;
-  }
-
-  .dir-path {
-    color: var(--text-primary);
-    white-space: nowrap;
-    overflow: hidden;
-    text-overflow: ellipsis;
-  }
-}
-
-.image-list {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
-  gap: 8px;
-  max-height: 500px;
-  overflow-y: auto;
-  padding-right: 4px;
-
-  &::-webkit-scrollbar {
-    width: 6px;
-  }
-
-  &::-webkit-scrollbar-track {
-    background: var(--bg-tertiary);
-    border-radius: 3px;
-  }
-
-  &::-webkit-scrollbar-thumb {
-    background: var(--border-color);
-    border-radius: 3px;
-
-    &:hover {
-      background: var(--text-tertiary);
-    }
-  }
-}
-
-.image-item {
-  display: flex;
-  align-items: center;
-  gap: 10px;
-  padding: 10px 14px;
-  background: var(--bg-primary);
-  border-radius: 10px;
-  transition: all 0.2s;
-
-  &:hover {
-    background: var(--bg-tertiary);
-  }
-
-  &.clickable {
-    cursor: pointer;
-
-    &:hover {
-      background: var(--bg-tertiary);
-      
-      .decrypt-hint {
-        opacity: 1;
-      }
-    }
-  }
-
-  .status-icon {
-    width: 24px;
-    height: 24px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    border-radius: 50%;
-    flex-shrink: 0;
-
-    &.decrypted {
-      background: var(--primary);
-      color: white;
-    }
-
-    &.pending {
-      background: var(--bg-tertiary);
-      color: var(--text-tertiary);
-    }
-
-    .spin {
-      animation: spin 1s linear infinite;
-    }
-  }
-
-  .img-info {
-    flex: 1;
-    min-width: 0;
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    gap: 8px;
-
-    .img-name {
-      font-size: 13px;
-      color: var(--text-primary);
-      white-space: nowrap;
-      overflow: hidden;
-      text-overflow: ellipsis;
-    }
-
-    .img-meta {
-      display: flex;
-      align-items: center;
-      gap: 8px;
-      flex-shrink: 0;
-    }
-
-    .version-tag {
-      font-size: 10px;
-      padding: 2px 6px;
-      border-radius: 4px;
-      font-weight: 500;
-
-      &.v3 {
-        background: rgba(59, 130, 246, 0.15);
-        color: #3b82f6;
-      }
-
-      &.v4 {
-        background: rgba(168, 85, 247, 0.15);
-        color: #a855f7;
-      }
-    }
-
-    .img-size {
-      font-size: 12px;
-      color: var(--text-tertiary);
-      flex-shrink: 0;
-    }
-  }
-
-  .decrypt-hint {
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    width: 20px;
-    height: 20px;
-    color: var(--text-tertiary);
-    opacity: 0;
-    transition: opacity 0.2s;
-  }
-}
-
-.more-hint {
-  grid-column: 1 / -1;
-  text-align: center;
-  padding: 16px;
-  font-size: 13px;
-  color: var(--text-tertiary);
-}
-
-
-// 账号选择器
-.account-selector {
-  display: flex;
-  gap: 8px;
-  margin-bottom: 12px;
-  flex-wrap: wrap;
-
-  .account-btn {
-    padding: 6px 14px;
-    border: 1px solid var(--border-color);
-    background: var(--bg-primary);
-    color: var(--text-secondary);
-    font-size: 13px;
-    border-radius: 9999px;
-    cursor: pointer;
-    transition: all 0.2s;
-
-    &:hover {
-      border-color: var(--primary);
-      color: var(--primary);
-    }
-
-    &.active {
-      background: var(--primary);
-      border-color: var(--primary);
-      color: white;
-    }
-  }
-}

src/pages/DataManagementPage.tsx

@@ -1,62 +0,0 @@
-import { useEffect, useState } from 'react'
-import * as configService from '../services/config'
-import './DataManagementPage.scss'
-
-function DataManagementPage() {
-  const [dbPath, setDbPath] = useState<string | null>(null)
-  const [wxid, setWxid] = useState<string | null>(null)
-
-  useEffect(() => {
-    const loadConfig = async () => {
-      const [path, id] = await Promise.all([
-        configService.getDbPath(),
-        configService.getMyWxid()
-      ])
-      setDbPath(path)
-      setWxid(id)
-    }
-    loadConfig()
-  }, [])
-
-  return (
-    <>
-      <div className="page-header">
-        <h1>数据管理</h1>
-      </div>
-
-      <div className="page-scroll">
-        <section className="page-section">
-          <div className="section-header">
-            <div>
-              <h2>WCDB 直连模式</h2>
-              <p className="section-desc">
-                当前版本通过 WCDB DLL 直接读取加密数据库，不再需要解密流程。
-              </p>
-            </div>
-          </div>
-
-          <div className="database-list">
-            <div className="database-item decrypted">
-              <div className="db-info">
-                <div className="db-name">
-                  数据库目录
-                </div>
-                <div className="db-path">{dbPath || '未配置'}</div>
-              </div>
-            </div>
-            <div className="database-item decrypted">
-              <div className="db-info">
-                <div className="db-name">
-                  微信ID
-                </div>
-                <div className="db-path">{wxid || '未配置'}</div>
-              </div>
-            </div>
-          </div>
-        </section>
-      </div>
-    </>
-  )
-}
-
-export default DataManagementPage

src/pages/ExportPage.scss

@@ -338,64 +338,129 @@
     }
   }
 
-  .time-options {
-    display: flex;
-    flex-direction: column;
-    gap: 12px;
-  }
-
-  .checkbox-item {
+  .time-range-picker-item {
     display: flex;
     align-items: center;
-    gap: 10px;
+    justify-content: space-between;
+    padding: 14px 16px;
     cursor: pointer;
-    font-size: 14px;
-    color: var(--text-primary);
-
-    input[type="checkbox"] {
-      width: 18px;
-      height: 18px;
-      accent-color: var(--primary);
-      cursor: pointer;
-    }
-
-    svg {
-      color: var(--text-secondary);
-    }
-
-    &.main-toggle {
-      padding: 12px 16px;
-      background: var(--bg-secondary);
-      border-radius: 10px;
-    }
-  }
-
-  .date-range {
-    display: flex;
-    align-items: center;
-    gap: 10px;
-    padding: 12px 16px;
-    background: var(--bg-secondary);
-    border-radius: 10px;
-    font-size: 14px;
-    color: var(--text-primary);
-    cursor: pointer;
-    transition: all 0.2s;
+    transition: background 0.2s;
+    background: transparent;
 
     &:hover {
       background: var(--bg-hover);
     }
 
+    .time-picker-info {
+      display: flex;
+      align-items: center;
+      gap: 10px;
+      font-size: 14px;
+      color: var(--text-primary);
+
       svg {
-      color: var(--text-tertiary);
-      flex-shrink: 0;
+        color: var(--primary);
+      }
     }
 
-    span {
-      flex: 1;
+    svg {
+      color: var(--text-tertiary);
     }
   }
 
+  .select-field {
+    position: relative;
+  }
+
+  .select-trigger {
+    width: 100%;
+    padding: 10px 16px;
+    border: 1px solid var(--border-color);
+    border-radius: 9999px;
+    font-size: 14px;
+    background: var(--bg-primary);
+    color: var(--text-primary);
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 8px;
+    cursor: pointer;
+    transition: all 0.2s;
+
+    &:hover {
+      border-color: var(--text-tertiary);
+    }
+
+    &.open {
+      border-color: var(--primary);
+      box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
+    }
+  }
+
+  .select-value {
+    flex: 1;
+    min-width: 0;
+    text-align: left;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
+
+  .select-dropdown {
+    position: absolute;
+    top: calc(100% + 6px);
+    left: 0;
+    right: 0;
+    background: color-mix(in srgb, var(--bg-primary) 85%, var(--bg-secondary));
+    border: 1px solid var(--border-color);
+    border-radius: 12px;
+    padding: 6px;
+    box-shadow: var(--shadow-md);
+    z-index: 20;
+    max-height: 260px;
+    overflow-y: auto;
+    backdrop-filter: blur(14px);
+    -webkit-backdrop-filter: blur(14px);
+  }
+
+  .select-option {
+    width: 100%;
+    text-align: left;
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+    padding: 10px 12px;
+    border: none;
+    border-radius: 10px;
+    background: transparent;
+    cursor: pointer;
+    transition: all 0.15s;
+    color: var(--text-primary);
+    font-size: 14px;
+
+    &:hover {
+      background: var(--bg-tertiary);
+    }
+
+    &.active {
+      background: color-mix(in srgb, var(--primary) 12%, transparent);
+      color: var(--primary);
+    }
+  }
+
+  .option-label {
+    font-weight: 500;
+  }
+
+  .option-desc {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+
+  .select-option.active .option-desc {
+    color: var(--primary);
+  }
+
   .media-options {
     display: flex;
     flex-wrap: wrap;
@@ -602,6 +667,87 @@
     }
   }
 
+  .export-layout-modal {
+    background: var(--card-bg);
+    padding: 28px 32px;
+    border-radius: 16px;
+    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
+    text-align: center;
+    width: min(520px, 90vw);
+
+    h3 {
+      font-size: 18px;
+      font-weight: 600;
+      color: var(--text-primary);
+      margin: 0 0 8px;
+    }
+
+    .layout-subtitle {
+      font-size: 14px;
+      color: var(--text-secondary);
+      margin: 0 0 20px;
+    }
+
+    .layout-options {
+      display: grid;
+      gap: 12px;
+    }
+
+    .layout-option-btn {
+      display: flex;
+      flex-direction: column;
+      gap: 6px;
+      padding: 14px 18px;
+      border-radius: 12px;
+      border: 1px solid var(--border-color);
+      background: var(--bg-secondary);
+      text-align: left;
+      cursor: pointer;
+      transition: all 0.2s;
+
+      &:hover {
+        border-color: var(--primary);
+        background: rgba(var(--primary-rgb), 0.08);
+      }
+
+      &.primary {
+        border-color: var(--primary);
+        background: rgba(var(--primary-rgb), 0.12);
+      }
+
+      .layout-title {
+        font-size: 15px;
+        font-weight: 600;
+        color: var(--text-primary);
+      }
+
+      .layout-desc {
+        font-size: 12px;
+        color: var(--text-tertiary);
+      }
+    }
+
+    .layout-actions {
+      margin-top: 18px;
+      display: flex;
+      justify-content: center;
+    }
+
+    .layout-cancel-btn {
+      padding: 8px 20px;
+      border-radius: 8px;
+      border: 1px solid var(--border-color);
+      background: var(--bg-secondary);
+      color: var(--text-primary);
+      cursor: pointer;
+      transition: all 0.2s;
+
+      &:hover {
+        background: var(--bg-hover);
+      }
+    }
+  }
+
   .export-result-modal {
     background: var(--card-bg);
     padding: 32px 40px;
@@ -1010,50 +1156,4 @@
   color: var(--text-tertiary);
 }
 
-// Switch 开关样式
-.switch {
-  position: relative;
-  display: inline-block;
-  width: 44px;
-  height: 24px;
-  flex-shrink: 0;
-
-  input {
-    opacity: 0;
-    width: 0;
-    height: 0;
-  }
-
-  .slider {
-    position: absolute;
-    cursor: pointer;
-    top: 0;
-    left: 0;
-    right: 0;
-    bottom: 0;
-    background-color: var(--bg-tertiary);
-    transition: 0.3s;
-    border-radius: 24px;
-
-    &::before {
-      position: absolute;
-      content: "";
-      height: 18px;
-      width: 18px;
-      left: 3px;
-      bottom: 3px;
-      background-color: white;
-      transition: 0.3s;
-      border-radius: 50%;
-      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
-    }
-  }
-
-  input:checked + .slider {
-    background-color: var(--primary);
-  }
-
-  input:checked + .slider::before {
-    transform: translateX(20px);
-  }
-}
+// 全局样式已在 main.scss 中定义

src/pages/ExportPage.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect, useCallback } from 'react'
+import { useState, useEffect, useCallback, useRef } from 'react'
 import { Search, Download, FolderOpen, RefreshCw, Check, Calendar, FileJson, FileText, Table, Loader2, X, ChevronDown, ChevronLeft, ChevronRight, FileSpreadsheet, Database, FileCode, CheckCircle, XCircle, ExternalLink } from 'lucide-react'
 import * as configService from '../services/config'
 import './ExportPage.scss'
@@ -19,9 +19,13 @@ interface ExportOptions {
   exportMedia: boolean
   exportImages: boolean
   exportVoices: boolean
+  exportVideos: boolean
   exportEmojis: boolean
   exportVoiceAsText: boolean
   excelCompactColumns: boolean
+  txtColumns: string[]
+  displayNamePreference: 'group-nickname' | 'remark' | 'nickname'
+  exportConcurrency: number
 }
 
 interface ExportResult {
@@ -31,7 +35,10 @@ interface ExportResult {
   error?: string
 }
 
+type SessionLayout = 'shared' | 'per-session'
+
 function ExportPage() {
+  const defaultTxtColumns = ['index', 'time', 'senderRole', 'messageType', 'content']
   const [sessions, setSessions] = useState<ChatSession[]>([])
   const [filteredSessions, setFilteredSessions] = useState<ChatSession[]>([])
   const [selectedSessions, setSelectedSessions] = useState<Set<string>>(new Set())
@@ -44,6 +51,9 @@ function ExportPage() {
   const [showDatePicker, setShowDatePicker] = useState(false)
   const [calendarDate, setCalendarDate] = useState(new Date())
   const [selectingStart, setSelectingStart] = useState(true)
+  const [showMediaLayoutPrompt, setShowMediaLayoutPrompt] = useState(false)
+  const [showDisplayNameSelect, setShowDisplayNameSelect] = useState(false)
+  const displayNameDropdownRef = useRef<HTMLDivElement>(null)
 
   const [options, setOptions] = useState<ExportOptions>({
     format: 'excel',
@@ -56,9 +66,13 @@ function ExportPage() {
     exportMedia: false,
     exportImages: true,
     exportVoices: true,
+    exportVideos: true,
     exportEmojis: true,
     exportVoiceAsText: true,
-    excelCompactColumns: true
+    excelCompactColumns: true,
+    txtColumns: defaultTxtColumns,
+    displayNamePreference: 'remark',
+    exportConcurrency: 2
   })
 
   const buildDateRangeFromPreset = (preset: string) => {
@@ -122,17 +136,22 @@ function ExportPage() {
         savedRange,
         savedMedia,
         savedVoiceAsText,
-        savedExcelCompactColumns
+        savedExcelCompactColumns,
+        savedTxtColumns,
+        savedConcurrency
       ] = await Promise.all([
         configService.getExportDefaultFormat(),
         configService.getExportDefaultDateRange(),
         configService.getExportDefaultMedia(),
         configService.getExportDefaultVoiceAsText(),
-        configService.getExportDefaultExcelCompactColumns()
+        configService.getExportDefaultExcelCompactColumns(),
+        configService.getExportDefaultTxtColumns(),
+        configService.getExportDefaultConcurrency()
       ])
 
       const preset = savedRange || 'today'
       const rangeDefaults = buildDateRangeFromPreset(preset)
+      const txtColumns = savedTxtColumns && savedTxtColumns.length > 0 ? savedTxtColumns : defaultTxtColumns
 
       setOptions((prev) => ({
         ...prev,
@@ -141,7 +160,9 @@ function ExportPage() {
         dateRange: rangeDefaults.dateRange,
         exportMedia: savedMedia ?? false,
         exportVoiceAsText: savedVoiceAsText ?? true,
-        excelCompactColumns: savedExcelCompactColumns ?? true
+        excelCompactColumns: savedExcelCompactColumns ?? true,
+        txtColumns,
+        exportConcurrency: savedConcurrency ?? 2
       }))
     } catch (e) {
       console.error('加载导出默认设置失败:', e)
@@ -154,6 +175,42 @@ function ExportPage() {
     loadExportDefaults()
   }, [loadSessions, loadExportPath, loadExportDefaults])
 
+  useEffect(() => {
+    const handleChange = () => {
+      setSelectedSessions(new Set())
+      setSearchKeyword('')
+      setExportResult(null)
+      setSessions([])
+      setFilteredSessions([])
+      loadSessions()
+    }
+    window.addEventListener('wxid-changed', handleChange as EventListener)
+    return () => window.removeEventListener('wxid-changed', handleChange as EventListener)
+  }, [loadSessions])
+
+  useEffect(() => {
+    const removeListener = window.electronAPI.export.onProgress?.((payload: { current: number; total: number; currentSession: string; phase: string }) => {
+      setExportProgress({
+        current: payload.current,
+        total: payload.total,
+        currentName: payload.currentSession
+      })
+    })
+    return () => {
+      removeListener?.()
+    }
+  }, [])
+  useEffect(() => {
+    const handleClickOutside = (event: MouseEvent) => {
+      const target = event.target as Node
+      if (showDisplayNameSelect && displayNameDropdownRef.current && !displayNameDropdownRef.current.contains(target)) {
+        setShowDisplayNameSelect(false)
+      }
+    }
+    document.addEventListener('mousedown', handleClickOutside)
+    return () => document.removeEventListener('mousedown', handleClickOutside)
+  }, [showDisplayNameSelect])
+
   useEffect(() => {
     if (!searchKeyword.trim()) {
       setFilteredSessions(sessions)
@@ -193,13 +250,31 @@ function ExportPage() {
     return date.toLocaleDateString('zh-CN', { year: 'numeric', month: '2-digit', day: '2-digit' })
   }
 
+  const handleFormatChange = (format: ExportOptions['format']) => {
+    setOptions((prev) => {
+      const next = { ...prev, format }
+      if (format === 'html') {
+        return {
+          ...next,
+          exportMedia: true,
+          exportImages: true,
+          exportVoices: true,
+          exportVideos: true,
+          exportEmojis: true,
+          exportVoiceAsText: true
+        }
+      }
+      return next
+    })
+  }
+
   const openExportFolder = async () => {
     if (exportFolder) {
       await window.electronAPI.shell.openPath(exportFolder)
     }
   }
 
-  const startExport = async () => {
+  const runExport = async (sessionLayout: SessionLayout) => {
     if (selectedSessions.size === 0 || !exportFolder) return
 
     setIsExporting(true)
@@ -214,17 +289,22 @@ function ExportPage() {
         exportMedia: options.exportMedia,
         exportImages: options.exportMedia && options.exportImages,
         exportVoices: options.exportMedia && options.exportVoices,
+        exportVideos: options.exportMedia && options.exportVideos,
         exportEmojis: options.exportMedia && options.exportEmojis,
-        exportVoiceAsText: options.exportVoiceAsText,  // 独立于 exportMedia
+        exportVoiceAsText: options.exportVoiceAsText,  // 即使不导出媒体，也可以导出语音转文字内容
         excelCompactColumns: options.excelCompactColumns,
+        txtColumns: options.txtColumns,
+        displayNamePreference: options.displayNamePreference,
+        exportConcurrency: options.exportConcurrency,
+        sessionLayout,
         dateRange: options.useAllTime ? null : options.dateRange ? {
           start: Math.floor(options.dateRange.start.getTime() / 1000),
-          // 将结束日期设置为当天的 23:59:59,以包含当天的所有消息
+          // 将结束日期设置为当天的 23:59:59，确保包含当天的所有记录
           end: Math.floor(new Date(options.dateRange.end.getFullYear(), options.dateRange.end.getMonth(), options.dateRange.end.getDate(), 23, 59, 59).getTime() / 1000)
         } : null
       }
 
-      if (options.format === 'chatlab' || options.format === 'chatlab-jsonl' || options.format === 'json' || options.format === 'excel') {
+      if (options.format === 'chatlab' || options.format === 'chatlab-jsonl' || options.format === 'json' || options.format === 'excel' || options.format === 'txt' || options.format === 'html') {
         const result = await window.electronAPI.export.exportSessions(
           sessionList,
           exportFolder,
@@ -232,16 +312,28 @@ function ExportPage() {
         )
         setExportResult(result)
       } else {
-        setExportResult({ success: false, error: `${options.format.toUpperCase()} 格式导出功能开发中...` })
+        setExportResult({ success: false, error: `${options.format.toUpperCase()} 格式目前暂未实现，请选择其他格式。` })
       }
     } catch (e) {
-      console.error('导出失败:', e)
+      console.error('导出过程中发生异常:', e)
       setExportResult({ success: false, error: String(e) })
     } finally {
       setIsExporting(false)
     }
   }
 
+  const startExport = () => {
+    if (selectedSessions.size === 0 || !exportFolder) return
+
+    if (options.exportMedia && selectedSessions.size > 1) {
+      setShowMediaLayoutPrompt(true)
+      return
+    }
+
+    const layout: SessionLayout = options.exportMedia ? 'per-session' : 'shared'
+    runExport(layout)
+  }
+
   const getDaysInMonth = (date: Date) => {
     const year = date.getFullYear()
     const month = date.getMonth()
@@ -335,6 +427,25 @@ function ExportPage() {
     { value: 'excel', label: 'Excel', icon: FileSpreadsheet, desc: '电子表格，适合统计分析' },
     { value: 'sql', label: 'PostgreSQL', icon: Database, desc: '数据库脚本，便于导入到数据库' }
   ]
+  const displayNameOptions = [
+    {
+      value: 'group-nickname',
+      label: '群昵称优先',
+      desc: '仅群聊有效，私聊显示备注/昵称'
+    },
+    {
+      value: 'remark',
+      label: '备注优先',
+      desc: '有备注显示备注，否则显示昵称'
+    },
+    {
+      value: 'nickname',
+      label: '微信昵称',
+      desc: '始终显示微信昵称'
+    }
+  ]
+  const displayNameOption = displayNameOptions.find(option => option.value === options.displayNamePreference)
+  const displayNameLabel = displayNameOption?.label || '备注优先'
 
   return (
     <div className="export-page">
@@ -418,7 +529,7 @@ function ExportPage() {
                 <div
                   key={fmt.value}
                   className={`format-card ${options.format === fmt.value ? 'active' : ''}`}
-                  onClick={() => setOptions({ ...options, format: fmt.value as any })}
+                  onClick={() => handleFormatChange(fmt.value as ExportOptions['format'])}
                 >
                   <fmt.icon size={24} />
                   <span className="format-label">{fmt.label}</span>
@@ -430,28 +541,79 @@ function ExportPage() {
 
           <div className="setting-section">
             <h3>时间范围</h3>
-            <div className="time-options">
-              <label className="checkbox-item">
+            <p className="setting-subtitle">选择要导出的消息时间区间</p>
+            <div className="media-options-card">
+              <div className="media-switch-row">
+                <div className="media-switch-info">
+                  <span className="media-switch-title">导出全部时间</span>
+                  <span className="media-switch-desc">关闭此项以选择特定的起止日期</span>
+                </div>
+                <label className="switch">
                   <input
                     type="checkbox"
                     checked={options.useAllTime}
                     onChange={e => setOptions({ ...options, useAllTime: e.target.checked })}
                   />
-                <span>导出全部时间</span>
+                  <span className="switch-slider"></span>
                 </label>
+              </div>
+
               {!options.useAllTime && options.dateRange && (
-                <div className="date-range" onClick={() => setShowDatePicker(true)}>
+                <>
+                  <div className="media-option-divider"></div>
+                  <div className="time-range-picker-item" onClick={() => setShowDatePicker(true)}>
+                    <div className="time-picker-info">
                       <Calendar size={16} />
                       <span>{formatDate(options.dateRange.start)} - {formatDate(options.dateRange.end)}</span>
+                    </div>
                     <ChevronDown size={14} />
                   </div>
+                </>
               )}
             </div>
           </div>
 
+          {/* 发送者名称显示偏好 */}
+          {(options.format === 'html' || options.format === 'json' || options.format === 'txt') && (
+            <div className="setting-section">
+              <h3>发送者名称显示</h3>
+              <p className="setting-subtitle">选择导出时优先显示的名称</p>
+              <div className="select-field" ref={displayNameDropdownRef}>
+                <button
+                  type="button"
+                  className={`select-trigger ${showDisplayNameSelect ? 'open' : ''}`}
+                  onClick={() => setShowDisplayNameSelect(!showDisplayNameSelect)}
+                >
+                  <span className="select-value">{displayNameLabel}</span>
+                  <ChevronDown size={16} />
+                </button>
+                {showDisplayNameSelect && (
+                  <div className="select-dropdown">
+                    {displayNameOptions.map(option => (
+                      <button
+                        key={option.value}
+                        type="button"
+                        className={`select-option ${options.displayNamePreference === option.value ? 'active' : ''}`}
+                        onClick={() => {
+                          setOptions({
+                            ...options,
+                            displayNamePreference: option.value as ExportOptions['displayNamePreference']
+                          })
+                          setShowDisplayNameSelect(false)
+                        }}
+                      >
+                        <span className="option-label">{option.label}</span>
+                        <span className="option-desc">{option.desc}</span>
+                      </button>
+                    ))}
+                  </div>
+                )}
+              </div>
+            </div>
+          )}
           <div className="setting-section">
             <h3>媒体文件</h3>
-            <p className="setting-subtitle">导出图片/语音/表情并在记录内写入相对路径</p>
+            <p className="setting-subtitle">导出图片/语音/视频/表情并在记录内写入相对路径</p>
             <div className="media-options-card">
               <div className="media-switch-row">
                 <div className="media-switch-info">
@@ -464,7 +626,7 @@ function ExportPage() {
                     checked={options.exportMedia}
                     onChange={e => setOptions({ ...options, exportMedia: e.target.checked })}
                   />
-                  <span className="slider"></span>
+                  <span className="switch-slider"></span>
                 </label>
               </div>
 
@@ -503,7 +665,7 @@ function ExportPage() {
               <label className="media-checkbox-row">
                 <div className="media-checkbox-info">
                   <span className="media-checkbox-title">语音转文字</span>
-                  <span className="media-checkbox-desc">将语音消息转换为文字导出（不导出语音文件）</span>
+                  <span className="media-checkbox-desc">将语音消息转换为文字导出</span>
                 </div>
                 <input
                   type="checkbox"
@@ -514,6 +676,21 @@ function ExportPage() {
 
               <div className="media-option-divider"></div>
 
+              <label className={`media-checkbox-row ${!options.exportMedia ? 'disabled' : ''}`}>
+                <div className="media-checkbox-info">
+                  <span className="media-checkbox-title">视频</span>
+                  <span className="media-checkbox-desc">直接复制视频文件到导出目录</span>
+                </div>
+                <input
+                  type="checkbox"
+                  checked={options.exportVideos}
+                  disabled={!options.exportMedia}
+                  onChange={e => setOptions({ ...options, exportVideos: e.target.checked })}
+                />
+              </label>
+
+              <div className="media-option-divider"></div>
+
               <label className={`media-checkbox-row ${!options.exportMedia ? 'disabled' : ''}`}>
                 <div className="media-checkbox-info">
                   <span className="media-checkbox-title">表情</span>
@@ -544,7 +721,7 @@ function ExportPage() {
                     checked={options.exportAvatars}
                     onChange={e => setOptions({ ...options, exportAvatars: e.target.checked })}
                   />
-                  <span className="slider"></span>
+                  <span className="switch-slider"></span>
                 </label>
               </div>
             </div>
@@ -600,6 +777,43 @@ function ExportPage() {
         </div>
       </div>
 
+      {/* 媒体导出布局选择弹窗 */}
+      {showMediaLayoutPrompt && (
+        <div className="export-overlay" onClick={() => setShowMediaLayoutPrompt(false)}>
+          <div className="export-layout-modal" onClick={e => e.stopPropagation()}>
+            <h3>导出文件夹布局</h3>
+            <p className="layout-subtitle">检测到同时导出多个会话并包含媒体文件，请选择存放方式：</p>
+            <div className="layout-options">
+              <button
+                className="layout-option-btn primary"
+                onClick={() => {
+                  setShowMediaLayoutPrompt(false)
+                  runExport('shared')
+                }}
+              >
+                <span className="layout-title">所有会话在同一文件夹</span>
+                <span className="layout-desc">媒体会按会话名归档到 media 子目录</span>
+              </button>
+              <button
+                className="layout-option-btn"
+                onClick={() => {
+                  setShowMediaLayoutPrompt(false)
+                  runExport('per-session')
+                }}
+              >
+                <span className="layout-title">每个会话一个文件夹</span>
+                <span className="layout-desc">每个会话单独包含导出文件和媒体</span>
+              </button>
+            </div>
+            <div className="layout-actions">
+              <button className="layout-cancel-btn" onClick={() => setShowMediaLayoutPrompt(false)}>
+                取消
+              </button>
+            </div>
+          </div>
+        </div>
+      )}
+
       {/* 导出进度弹窗 */}
       {isExporting && (
         <div className="export-overlay">

src/pages/GroupAnalyticsPage.scss

@@ -333,7 +333,7 @@
   .group-avatar {
     width: 44px;
     height: 44px;
-    border-radius: 50%;
+    border-radius: 8px;
     overflow: hidden;
     flex-shrink: 0;
 
@@ -346,11 +346,11 @@
     .avatar-placeholder {
       width: 100%;
       height: 100%;
-      background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
+      background: var(--bg-tertiary);
       display: flex;
       align-items: center;
       justify-content: center;
-      color: #fff;
+      color: var(--text-secondary);
     }
   }
 
@@ -390,7 +390,7 @@
   .skeleton-avatar {
     width: 44px;
     height: 44px;
-    border-radius: 50%;
+    border-radius: 8px;
     background: var(--bg-tertiary);
     animation: pulse 1.5s infinite;
   }
@@ -500,7 +500,7 @@
     .group-avatar.large {
       width: 80px;
       height: 80px;
-      border-radius: 50%;
+      border-radius: 10px;
       overflow: hidden;
       margin: 0 auto 16px;
 
@@ -513,11 +513,11 @@
       .avatar-placeholder {
         width: 100%;
         height: 100%;
-        background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
+        background: var(--bg-tertiary);
         display: flex;
         align-items: center;
         justify-content: center;
-        color: #fff;
+        color: var(--text-secondary);
       }
     }
 
@@ -656,6 +656,32 @@
         cursor: not-allowed;
       }
     }
+
+    .export-btn {
+      display: inline-flex;
+      align-items: center;
+      gap: 6px;
+      padding: 6px 10px;
+      border: none;
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+      color: var(--text-secondary);
+      cursor: pointer;
+      transition: all 0.2s;
+      -webkit-app-region: no-drag;
+      font-size: 12px;
+      flex-shrink: 0;
+
+      &:hover {
+        background: var(--bg-hover);
+        color: var(--text-primary);
+      }
+
+      &:disabled {
+        opacity: 0.4;
+        cursor: not-allowed;
+      }
+    }
   }
 
   .content-body {

src/pages/GroupAnalyticsPage.tsx

@@ -1,5 +1,5 @@
-import { useState, useEffect, useRef } from 'react'
-import { Users, BarChart3, Clock, Image, Loader2, RefreshCw, User, Medal, Search, X, ChevronLeft, Copy, Check } from 'lucide-react'
+import { useState, useEffect, useRef, useCallback } from 'react'
+import { Users, BarChart3, Clock, Image, Loader2, RefreshCw, User, Medal, Search, X, ChevronLeft, Copy, Check, Download } from 'lucide-react'
 import { Avatar } from '../components/Avatar'
 import ReactECharts from 'echarts-for-react'
 import DateRangePicker from '../components/DateRangePicker'
@@ -39,6 +39,7 @@ function GroupAnalyticsPage() {
   const [activeHours, setActiveHours] = useState<Record<number, number>>({})
   const [mediaStats, setMediaStats] = useState<{ typeCounts: Array<{ type: number; name: string; count: number }>; total: number } | null>(null)
   const [functionLoading, setFunctionLoading] = useState(false)
+  const [isExportingMembers, setIsExportingMembers] = useState(false)
 
   // 成员详情弹框
   const [selectedMember, setSelectedMember] = useState<GroupMember | null>(null)
@@ -93,7 +94,7 @@ function GroupAnalyticsPage() {
     }
   }, [dateRangeReady])
 
-  const loadGroups = async () => {
+  const loadGroups = useCallback(async () => {
     setIsLoading(true)
     try {
       const result = await window.electronAPI.groupAnalytics.getGroupChats()
@@ -106,7 +107,23 @@ function GroupAnalyticsPage() {
     } finally {
       setIsLoading(false)
     }
+  }, [])
+
+  useEffect(() => {
+    const handleChange = () => {
+      setGroups([])
+      setFilteredGroups([])
+      setSelectedGroup(null)
+      setSelectedFunction(null)
+      setMembers([])
+      setRankings([])
+      setActiveHours({})
+      setMediaStats(null)
+      void loadGroups()
     }
+    window.addEventListener('wxid-changed', handleChange as EventListener)
+    return () => window.removeEventListener('wxid-changed', handleChange as EventListener)
+  }, [loadGroups])
 
   const handleGroupSelect = (group: GroupChatInfo) => {
     if (selectedGroup?.username !== group.username) {
@@ -165,6 +182,10 @@ function GroupAnalyticsPage() {
     return num.toLocaleString()
   }
 
+  const sanitizeFileName = (name: string) => {
+    return name.replace(/[<>:"/\\|?*]+/g, '_').trim()
+  }
+
   const getHourlyOption = () => {
     const hours = Array.from({ length: 24 }, (_, i) => i)
     const data = hours.map(h => activeHours[h] || 0)
@@ -236,6 +257,35 @@ function GroupAnalyticsPage() {
     setCopiedField(null)
   }
 
+  const handleExportMembers = async () => {
+    if (!selectedGroup || isExportingMembers) return
+    setIsExportingMembers(true)
+    try {
+      const downloadsPath = await window.electronAPI.app.getDownloadsPath()
+      const baseName = sanitizeFileName(`${selectedGroup.displayName || selectedGroup.username}_群成员列表`)
+      const separator = downloadsPath && downloadsPath.includes('\\') ? '\\' : '/'
+      const defaultPath = downloadsPath ? `${downloadsPath}${separator}${baseName}.xlsx` : `${baseName}.xlsx`
+      const saveResult = await window.electronAPI.dialog.saveFile({
+        title: '导出群成员列表',
+        defaultPath,
+        filters: [{ name: 'Excel', extensions: ['xlsx'] }]
+      })
+      if (!saveResult || saveResult.canceled || !saveResult.filePath) return
+
+      const result = await window.electronAPI.groupAnalytics.exportGroupMembers(selectedGroup.username, saveResult.filePath)
+      if (result.success) {
+        alert(`导出成功，共 ${result.count ?? members.length} 人`)
+      } else {
+        alert(`导出失败：${result.error || '未知错误'}`)
+      }
+    } catch (e) {
+      console.error('导出群成员失败:', e)
+      alert(`导出失败：${String(e)}`)
+    } finally {
+      setIsExportingMembers(false)
+    }
+  }
+
   const handleCopy = async (text: string, field: string) => {
     try {
       await navigator.clipboard.writeText(text)
@@ -407,6 +457,12 @@ function GroupAnalyticsPage() {
               onRangeComplete={handleDateRangeComplete}
             />
           )}
+          {selectedFunction === 'members' && (
+            <button className="export-btn" onClick={handleExportMembers} disabled={functionLoading || isExportingMembers}>
+              {isExportingMembers ? <Loader2 size={16} className="spin" /> : <Download size={16} />}
+              <span>导出成员</span>
+            </button>
+          )}
           <button className="refresh-btn" onClick={handleRefresh} disabled={functionLoading}>
             <RefreshCw size={16} className={functionLoading ? 'spin' : ''} />
           </button>

src/pages/SettingsPage.scss

@@ -221,6 +221,100 @@
     }
   }
 
+  .select-field {
+    position: relative;
+    margin-bottom: 10px;
+  }
+
+  .select-trigger {
+    width: 100%;
+    padding: 10px 16px;
+    border: 1px solid var(--border-color);
+    border-radius: 9999px;
+    font-size: 14px;
+    background: var(--bg-primary);
+    color: var(--text-primary);
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 8px;
+    cursor: pointer;
+    transition: all 0.2s;
+
+    &:hover {
+      border-color: var(--text-tertiary);
+    }
+
+    &.open {
+      border-color: var(--primary);
+      box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
+    }
+  }
+
+  .select-value {
+    flex: 1;
+    min-width: 0;
+    text-align: left;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
+
+  .select-dropdown {
+    position: absolute;
+    top: calc(100% + 6px);
+    left: 0;
+    right: 0;
+    background: color-mix(in srgb, var(--bg-primary) 85%, var(--bg-secondary));
+    border: 1px solid var(--border-color);
+    border-radius: 12px;
+    padding: 6px;
+    box-shadow: var(--shadow-md);
+    z-index: 20;
+    max-height: 320px;
+    overflow-y: auto;
+    backdrop-filter: blur(14px);
+    -webkit-backdrop-filter: blur(14px);
+  }
+
+  .select-option {
+    width: 100%;
+    text-align: left;
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+    padding: 10px 12px;
+    border: none;
+    border-radius: 10px;
+    background: transparent;
+    cursor: pointer;
+    transition: all 0.15s;
+    color: var(--text-primary);
+    font-size: 14px;
+
+    &:hover {
+      background: var(--bg-tertiary);
+    }
+
+    &.active {
+      background: color-mix(in srgb, var(--primary) 12%, transparent);
+      color: var(--primary);
+    }
+  }
+
+  .option-label {
+    font-weight: 500;
+  }
+
+  .option-desc {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+
+  .select-option.active .option-desc {
+    color: var(--primary);
+  }
+
   .input-with-toggle {
     position: relative;
     display: flex;
@@ -509,54 +603,7 @@
   }
 }
 
-.switch {
-  position: relative;
-  width: 46px;
-  height: 24px;
-  display: inline-block;
-  user-select: none;
-}
-
-.switch-input {
-  opacity: 0;
-  width: 0;
-  height: 0;
-}
-
-.switch-slider {
-  position: absolute;
-  cursor: pointer;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  background: var(--bg-tertiary);
-  border: 1px solid var(--border-color);
-  border-radius: 999px;
-  transition: all 0.2s ease;
-}
-
-.switch-slider::before {
-  content: '';
-  position: absolute;
-  height: 18px;
-  width: 18px;
-  left: 3px;
-  top: 2px;
-  background: var(--text-tertiary);
-  border-radius: 50%;
-  transition: all 0.2s ease;
-}
-
-.switch-input:checked+.switch-slider {
-  background: var(--primary);
-  border-color: var(--primary);
-}
-
-.switch-input:checked+.switch-slider::before {
-  transform: translateX(22px);
-  background: #ffffff;
-}
+// 全局样式已在 main.scss 中定义
 
 .log-actions {
   display: flex;
@@ -1062,7 +1109,6 @@
 
   input {
     flex: 1;
-    padding-right: 36px;
   }
 }
 
@@ -1096,13 +1142,15 @@
   left: 0;
   right: 0;
   margin-top: 4px;
-  background: var(--bg-secondary);
+  background: color-mix(in srgb, var(--bg-primary) 85%, var(--bg-secondary));
   border: 1px solid var(--border-primary);
   border-radius: 8px;
   box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
   z-index: 100;
   max-height: 200px;
   overflow-y: auto;
+  backdrop-filter: blur(14px);
+  -webkit-backdrop-filter: blur(14px);
 }
 
 .wxid-option {

src/pages/SnsPage.tsx

@@ -0,0 +1,806 @@
+import { useEffect, useState, useRef, useCallback, useMemo } from 'react'
+import { RefreshCw, Heart, Search, Calendar, User, X, Filter, Play, ImageIcon, Zap, Download, ChevronRight } from 'lucide-react'
+import { Avatar } from '../components/Avatar'
+import { ImagePreview } from '../components/ImagePreview'
+import JumpToDateDialog from '../components/JumpToDateDialog'
+import { LivePhotoIcon } from '../components/LivePhotoIcon'
+import './SnsPage.scss'
+
+interface SnsPost {
+    id: string
+    username: string
+    nickname: string
+    avatarUrl?: string
+    createTime: number
+    contentDesc: string
+    type?: number
+    media: {
+        url: string
+        thumb: string
+        md5?: string
+        token?: string
+        key?: string
+        encIdx?: string
+        livePhoto?: {
+            url: string
+            thumb: string
+            token?: string
+            key?: string
+            encIdx?: string
+        }
+    }[]
+    likes: string[]
+    comments: { id: string; nickname: string; content: string; refCommentId: string; refNickname?: string }[]
+    rawXml?: string  // 原始 XML 数据
+}
+
+const MediaItem = ({ media, onPreview }: { media: any, onPreview: () => void }) => {
+    const [error, setError] = useState(false);
+    const { url, thumb, livePhoto } = media;
+    const isLive = !!livePhoto;
+    const targetUrl = thumb || url;
+
+    const handleDownload = (e: React.MouseEvent) => {
+        e.stopPropagation();
+
+        let downloadUrl = url;
+        let downloadKey = media.key || '';
+
+        if (isLive && media.livePhoto) {
+            downloadUrl = media.livePhoto.url;
+            downloadKey = media.livePhoto.key || '';
+        }
+
+        // TODO: 调用后端下载服务
+        // window.electronAPI.sns.download(downloadUrl, downloadKey);
+    };
+
+    return (
+        <div className={`media-item ${error ? 'error' : ''}`} onClick={onPreview}>
+            <img
+                src={targetUrl}
+                alt=""
+                referrerPolicy="no-referrer"
+                loading="lazy"
+                onError={() => setError(true)}
+            />
+            {isLive && (
+                <div className="live-badge">
+                    <LivePhotoIcon size={16} className="live-icon" />
+                </div>
+            )}
+            <button className="download-btn-overlay" onClick={handleDownload} title="下载原图">
+                <Download size={14} />
+            </button>
+        </div>
+    );
+};
+
+interface Contact {
+    username: string
+    displayName: string
+    avatarUrl?: string
+}
+
+export default function SnsPage() {
+    const [posts, setPosts] = useState<SnsPost[]>([])
+    const [loading, setLoading] = useState(false)
+    const [offset, setOffset] = useState(0)
+    const [hasMore, setHasMore] = useState(true)
+    const loadingRef = useRef(false)
+
+    // 筛选与搜索状态
+    const [searchKeyword, setSearchKeyword] = useState('')
+    const [selectedUsernames, setSelectedUsernames] = useState<string[]>([])
+    const [isSidebarOpen, setIsSidebarOpen] = useState(true)
+
+    // 联系人列表状态
+    const [contacts, setContacts] = useState<Contact[]>([])
+    const [contactSearch, setContactSearch] = useState('')
+    const [contactsLoading, setContactsLoading] = useState(false)
+    const [showJumpDialog, setShowJumpDialog] = useState(false)
+    const [jumpTargetDate, setJumpTargetDate] = useState<Date | undefined>(undefined)
+    const [previewImage, setPreviewImage] = useState<string | null>(null)
+    const [debugPost, setDebugPost] = useState<SnsPost | null>(null)
+
+    const postsContainerRef = useRef<HTMLDivElement>(null)
+
+    const [hasNewer, setHasNewer] = useState(false)
+    const [loadingNewer, setLoadingNewer] = useState(false)
+    const postsRef = useRef<SnsPost[]>([])
+    const scrollAdjustmentRef = useRef<number>(0)
+
+    // 同步 posts 到 ref 供 loadPosts 使用
+    useEffect(() => {
+        postsRef.current = posts
+    }, [posts])
+
+    // 处理向上加载动态时的滚动位置保持
+    useEffect(() => {
+        if (scrollAdjustmentRef.current !== 0 && postsContainerRef.current) {
+            const container = postsContainerRef.current;
+            const newHeight = container.scrollHeight;
+            const diff = newHeight - scrollAdjustmentRef.current;
+            if (diff > 0) {
+                container.scrollTop += diff;
+            }
+            scrollAdjustmentRef.current = 0;
+        }
+    }, [posts])
+
+    const loadPosts = useCallback(async (options: { reset?: boolean, direction?: 'older' | 'newer' } = {}) => {
+        const { reset = false, direction = 'older' } = options
+        if (loadingRef.current) return
+
+        loadingRef.current = true
+        if (direction === 'newer') setLoadingNewer(true)
+        else setLoading(true)
+
+        try {
+            const limit = 20
+            let startTs: number | undefined = undefined
+            let endTs: number | undefined = undefined
+
+            if (reset) {
+                if (jumpTargetDate) {
+                    endTs = Math.floor(jumpTargetDate.getTime() / 1000) + 86399
+                }
+            } else if (direction === 'newer') {
+                const currentPosts = postsRef.current
+                if (currentPosts.length > 0) {
+                    const topTs = currentPosts[0].createTime
+                    console.log('[SnsPage] Fetching newer posts starts from:', topTs + 1);
+
+                    const result = await window.electronAPI.sns.getTimeline(
+                        limit,
+                        0,
+                        selectedUsernames,
+                        searchKeyword,
+                        topTs + 1,
+                        undefined
+                    );
+
+                    if (result.success && result.timeline && result.timeline.length > 0) {
+                        if (postsContainerRef.current) {
+                            scrollAdjustmentRef.current = postsContainerRef.current.scrollHeight;
+                        }
+
+                        const existingIds = new Set(currentPosts.map((p: SnsPost) => p.id));
+                        const uniqueNewer = result.timeline.filter((p: SnsPost) => !existingIds.has(p.id));
+
+                        if (uniqueNewer.length > 0) {
+                            setPosts(prev => [...uniqueNewer, ...prev]);
+                        }
+                        setHasNewer(result.timeline.length >= limit);
+                    } else {
+                        setHasNewer(false);
+                    }
+                }
+                setLoadingNewer(false);
+                loadingRef.current = false;
+                return;
+            } else {
+                const currentPosts = postsRef.current
+                if (currentPosts.length > 0) {
+                    endTs = currentPosts[currentPosts.length - 1].createTime - 1
+                }
+            }
+
+            const result = await window.electronAPI.sns.getTimeline(
+                limit,
+                0,
+                selectedUsernames,
+                searchKeyword,
+                startTs,
+                endTs
+            )
+
+            if (result.success && result.timeline) {
+                if (reset) {
+                    setPosts(result.timeline)
+                    setHasMore(result.timeline.length >= limit)
+
+                    // 探测上方是否还有新动态（利用 DLL 过滤，而非底层 SQL）
+                    const topTs = result.timeline[0]?.createTime || 0;
+                    if (topTs > 0) {
+                        const checkResult = await window.electronAPI.sns.getTimeline(1, 0, selectedUsernames, searchKeyword, topTs + 1, undefined);
+                        setHasNewer(!!(checkResult.success && checkResult.timeline && checkResult.timeline.length > 0));
+                    } else {
+                        setHasNewer(false);
+                    }
+
+                    if (postsContainerRef.current) {
+                        postsContainerRef.current.scrollTop = 0
+                    }
+                } else {
+                    if (result.timeline.length > 0) {
+                        setPosts(prev => [...prev, ...result.timeline!])
+                    }
+                    if (result.timeline.length < limit) {
+                        setHasMore(false)
+                    }
+                }
+            }
+        } catch (error) {
+            console.error('Failed to load SNS timeline:', error)
+        } finally {
+            setLoading(false)
+            setLoadingNewer(false)
+            loadingRef.current = false
+        }
+    }, [selectedUsernames, searchKeyword, jumpTargetDate])
+
+    // 获取联系人列表
+    const loadContacts = useCallback(async () => {
+        setContactsLoading(true)
+        try {
+            const result = await window.electronAPI.chat.getSessions()
+            if (result.success && result.sessions) {
+                const systemAccounts = ['filehelper', 'fmessage', 'newsapp', 'weixin', 'qqmail', 'tmessage', 'floatbottle', 'medianote', 'brandsessionholder'];
+                const initialContacts = result.sessions
+                    .filter((s: any) => {
+                        if (!s.username) return false;
+                        const u = s.username.toLowerCase();
+                        if (u.includes('@chatroom') || u.endsWith('@chatroom') || u.endsWith('@openim')) return false;
+                        if (u.startsWith('gh_')) return false;
+                        if (systemAccounts.includes(u) || u.includes('helper') || u.includes('sessionholder')) return false;
+                        return true;
+                    })
+                    .map((s: any) => ({
+                        username: s.username,
+                        displayName: s.displayName || s.username,
+                        avatarUrl: s.avatarUrl
+                    }))
+                setContacts(initialContacts)
+
+                const usernames = initialContacts.map((c: { username: string }) => c.username)
+                const enriched = await window.electronAPI.chat.enrichSessionsContactInfo(usernames)
+                if (enriched.success && enriched.contacts) {
+                    setContacts(prev => prev.map(c => {
+                        const extra = enriched.contacts![c.username]
+                        if (extra) {
+                            return {
+                                ...c,
+                                displayName: extra.displayName || c.displayName,
+                                avatarUrl: extra.avatarUrl || c.avatarUrl
+                            }
+                        }
+                        return c
+                    }))
+                }
+            }
+        } catch (error) {
+            console.error('Failed to load contacts:', error)
+        } finally {
+            setContactsLoading(false)
+        }
+    }, [])
+
+    // 初始加载
+    useEffect(() => {
+        const checkSchema = async () => {
+            try {
+                const schema = await window.electronAPI.chat.execQuery('sns', null, "PRAGMA table_info(SnsTimeLine)");
+                console.log('[SnsPage] SnsTimeLine Schema:', schema);
+                if (schema.success && schema.rows) {
+                    const columns = schema.rows.map((r: any) => r.name);
+                    console.log('[SnsPage] Available columns:', columns);
+                }
+            } catch (e) {
+                console.error('[SnsPage] Failed to check schema:', e);
+            }
+        };
+        checkSchema();
+        loadContacts()
+    }, [loadContacts])
+
+    useEffect(() => {
+        const handleChange = () => {
+            setPosts([])
+            setHasMore(true)
+            setHasNewer(false)
+            setSelectedUsernames([])
+            setSearchKeyword('')
+            setJumpTargetDate(undefined)
+            loadContacts()
+            loadPosts({ reset: true })
+        }
+        window.addEventListener('wxid-changed', handleChange as EventListener)
+        return () => window.removeEventListener('wxid-changed', handleChange as EventListener)
+    }, [loadContacts, loadPosts])
+
+    useEffect(() => {
+        loadPosts({ reset: true })
+    }, [selectedUsernames, searchKeyword, jumpTargetDate])
+
+    const handleScroll = (e: React.UIEvent<HTMLDivElement>) => {
+        const { scrollTop, clientHeight, scrollHeight } = e.currentTarget
+
+        // 加载更旧的动态（触底）
+        if (scrollHeight - scrollTop - clientHeight < 400 && hasMore && !loading && !loadingNewer) {
+            loadPosts({ direction: 'older' })
+        }
+
+        // 加载更新的动态（触顶触发）
+        // 这里的阈值可以保留，但主要依赖下面的 handleWheel 捕获到顶后的上划
+        if (scrollTop < 10 && hasNewer && !loading && !loadingNewer) {
+            loadPosts({ direction: 'newer' })
+        }
+    }
+
+    // 处理到顶后的手动上滚意图
+    const handleWheel = (e: React.WheelEvent<HTMLDivElement>) => {
+        const container = postsContainerRef.current
+        if (!container) return
+
+        // deltaY < 0 表示向上滚，scrollTop === 0 表示已经在最顶端
+        if (e.deltaY < -20 && container.scrollTop <= 0 && hasNewer && !loading && !loadingNewer) {
+            console.log('[SnsPage] Wheel-up detected at top, loading newer posts...');
+            loadPosts({ direction: 'newer' })
+        }
+    }
+
+    const formatTime = (ts: number) => {
+        const date = new Date(ts * 1000)
+        const isCurrentYear = date.getFullYear() === new Date().getFullYear()
+
+        return date.toLocaleString('zh-CN', {
+            year: isCurrentYear ? undefined : 'numeric',
+            month: 'short',
+            day: 'numeric',
+            hour: '2-digit',
+            minute: '2-digit'
+        })
+    }
+
+    const toggleUserSelection = (username: string) => {
+        // 选择联系人时，如果当前有时间跳转，建议清除时间跳转以避免“跳到旧动态”的困惑
+        // 或者保持原样。根据用户反馈“乱跳”，我们在这里选择：
+        // 如果用户选择了新的一个人，而之前有时间跳转，我们重置时间跳转到最新。
+        setJumpTargetDate(undefined);
+
+        setSelectedUsernames(prev => {
+            if (prev.includes(username)) {
+                return prev.filter(u => u !== username)
+            } else {
+                return [...prev, username]
+            }
+        })
+    }
+
+    const clearFilters = () => {
+        setSearchKeyword('')
+        setSelectedUsernames([])
+        setJumpTargetDate(undefined)
+    }
+
+    const filteredContacts = contacts.filter(c =>
+        c.displayName.toLowerCase().includes(contactSearch.toLowerCase()) ||
+        c.username.toLowerCase().includes(contactSearch.toLowerCase())
+    )
+
+
+
+    return (
+        <div className="sns-page">
+            <div className="sns-container">
+                <main className="sns-main">
+                    <div className="sns-header">
+                        <div className="header-left">
+                            <h2>社交动态</h2>
+                        </div>
+                        <div className="header-right">
+                            <button
+                                className={`icon-btn sidebar-trigger ${isSidebarOpen ? 'active' : ''}`}
+                                onClick={() => setIsSidebarOpen(!isSidebarOpen)}
+                                title={isSidebarOpen ? "收起筛选" : "打开筛选"}
+                            >
+                                <Filter size={18} />
+                            </button>
+                            <button
+                                onClick={() => {
+                                    if (jumpTargetDate) setJumpTargetDate(undefined);
+                                    loadPosts({ reset: true });
+                                }}
+                                disabled={loading || loadingNewer}
+                                className="icon-btn refresh-btn"
+                                title="刷新"
+                            >
+                                <RefreshCw size={18} className={(loading || loadingNewer) ? 'spinning' : ''} />
+                            </button>
+                        </div>
+                    </div>
+
+                    <div className="sns-content-wrapper">
+                        <div className="sns-content custom-scrollbar" onScroll={handleScroll} onWheel={handleWheel} ref={postsContainerRef}>
+                            <div className="posts-list">
+                                {loadingNewer && (
+                                    <div className="status-indicator loading-newer">
+                                        <RefreshCw size={16} className="spinning" />
+                                        <span>正在检查更新的动态...</span>
+                                    </div>
+                                )}
+                                {!loadingNewer && hasNewer && (
+                                    <div className="status-indicator newer-hint" onClick={() => loadPosts({ direction: 'newer' })}>
+                                        查看更新的动态
+                                    </div>
+                                )}
+                                {posts.map((post, index) => {
+                                    return (
+                                        <div key={post.id} className="sns-post-row">
+                                            <div className="sns-post-wrapper">
+                                                <div className="sns-post">
+                                                    <div className="post-header">
+                                                        <Avatar
+                                                            src={post.avatarUrl}
+                                                            name={post.nickname}
+                                                            size={44}
+                                                            shape="rounded"
+                                                        />
+                                                        <div className="post-info">
+                                                            <div className="nickname">{post.nickname}</div>
+                                                            <div className="time">{formatTime(post.createTime)}</div>
+                                                        </div>
+                                                        <button
+                                                            className="debug-btn"
+                                                            onClick={(e) => {
+                                                                e.stopPropagation();
+                                                                setDebugPost(post);
+                                                            }}
+                                                            title="查看原始数据"
+                                                        >
+                                                            <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+                                                                <polyline points="16 18 22 12 16 6"></polyline>
+                                                                <polyline points="8 6 2 12 8 18"></polyline>
+                                                            </svg>
+                                                        </button>
+                                                    </div>
+
+                                                    <div className="post-body">
+                                                        {post.contentDesc && <div className="post-text">{post.contentDesc}</div>}
+
+                                                        {post.type === 15 ? (
+                                                            <div className="post-video-placeholder">
+                                                                <Play size={20} />
+                                                                <span>视频动态</span>
+                                                            </div>
+                                                        ) : post.media.length > 0 && (
+                                                            <div className={`post-media-grid media-count-${Math.min(post.media.length, 9)}`}>
+                                                                {post.media.map((m, idx) => (
+                                                                    <MediaItem key={idx} media={m} onPreview={() => setPreviewImage(m.url)} />
+                                                                ))}
+                                                            </div>
+                                                        )}
+                                                    </div>
+
+                                                    {(post.likes.length > 0 || post.comments.length > 0) && (
+                                                        <div className="post-footer">
+                                                            {post.likes.length > 0 && (
+                                                                <div className="likes-section">
+                                                                    <Heart size={14} className="icon" />
+                                                                    <span className="likes-list">
+                                                                        {post.likes.join('、')}
+                                                                    </span>
+                                                                </div>
+                                                            )}
+
+                                                            {post.comments.length > 0 && (
+                                                                <div className="comments-section">
+                                                                    {post.comments.map((c, idx) => (
+                                                                        <div key={idx} className="comment-item">
+                                                                            <span className="comment-user">{c.nickname}</span>
+                                                                            {c.refNickname && (
+                                                                                <>
+                                                                                    <span className="reply-text">回复</span>
+                                                                                    <span className="comment-user">{c.refNickname}</span>
+                                                                                </>
+                                                                            )}
+                                                                            <span className="comment-separator">: </span>
+                                                                            <span className="comment-content">{c.content}</span>
+                                                                        </div>
+                                                                    ))}
+                                                                </div>
+                                                            )}
+                                                        </div>
+                                                    )}
+                                                </div>
+                                            </div>
+                                        </div>
+                                    )
+                                })}
+                            </div>
+
+                            {loading && <div className="status-indicator loading-more">
+                                <RefreshCw size={16} className="spinning" />
+                                <span>正在加载更多...</span>
+                            </div>}
+                            {!hasMore && posts.length > 0 && <div className="status-indicator no-more">已经到底啦</div>}
+                            {!loading && posts.length === 0 && (
+                                <div className="no-results">
+                                    <div className="no-results-icon"><Search size={48} /></div>
+                                    <p>未找到相关动态</p>
+                                    {(selectedUsernames.length > 0 || searchKeyword) && (
+                                        <button onClick={clearFilters} className="reset-inline">
+                                            重置搜索条件
+                                        </button>
+                                    )}
+                                </div>
+                            )}
+                        </div>
+                    </div>
+                </main>
+
+                {/* 侧边栏：过滤与搜索 (moved to right) */}
+                <aside className={`sns-sidebar ${isSidebarOpen ? 'open' : 'closed'}`}>
+                    <div className="sidebar-header">
+                        <h3>筛选条件</h3>
+
+                    </div>
+
+                    <div className="filter-content custom-scrollbar">
+                        {/* 1. 搜索分组 (放到最顶上) */}
+                        <div className="filter-card">
+                            <div className="filter-section">
+                                <label><Search size={14} /> 关键词搜索</label>
+                                <div className="search-input-wrapper">
+                                    <Search size={14} className="input-icon" />
+                                    <input
+                                        type="text"
+                                        placeholder="搜索动态内容..."
+                                        value={searchKeyword}
+                                        onChange={e => setSearchKeyword(e.target.value)}
+                                    />
+                                    {searchKeyword && (
+                                        <button className="clear-input" onClick={() => setSearchKeyword('')}>
+                                            <X size={14} />
+                                        </button>
+                                    )}
+                                </div>
+                            </div>
+                        </div>
+
+                        {/* 2. 日期跳转 (放搜索下面) */}
+                        <div className="filter-card jump-date-card">
+                            <div className="filter-section">
+                                <label><Calendar size={14} /> 时间跳转</label>
+                                <button className={`jump-date-btn ${jumpTargetDate ? 'active' : ''}`} onClick={() => setShowJumpDialog(true)}>
+                                    <span className="text">
+                                        {jumpTargetDate ? jumpTargetDate.toLocaleDateString('zh-CN', { year: 'numeric', month: 'long', day: 'numeric' }) : '选择跳转日期...'}
+                                    </span>
+                                    <Calendar size={14} className="icon" />
+                                </button>
+                                {jumpTargetDate && (
+                                    <button className="clear-jump-date-inline" onClick={() => setJumpTargetDate(undefined)}>
+                                        返回最新动态
+                                    </button>
+                                )}
+                            </div>
+                        </div>
+
+
+                        {/* 3. 联系人筛选 (放最下面，高度自适应) */}
+                        <div className="filter-card contact-card">
+                            <div className="contact-filter-section">
+                                <div className="section-header">
+                                    <label><User size={14} /> 联系人</label>
+                                    <div className="header-actions">
+                                        {selectedUsernames.length > 0 && (
+                                            <button className="clear-selection-btn" onClick={() => setSelectedUsernames([])}>清除</button>
+                                        )}
+                                        {selectedUsernames.length > 0 && (
+                                            <span className="selected-count">{selectedUsernames.length}</span>
+                                        )}
+                                    </div>
+                                </div>
+                                <div className="contact-search">
+                                    <Search size={12} className="search-icon" />
+                                    <input
+                                        type="text"
+                                        placeholder="搜索好友..."
+                                        value={contactSearch}
+                                        onChange={e => setContactSearch(e.target.value)}
+                                    />
+                                    {contactSearch && (
+                                        <X size={12} className="clear-search-icon" onClick={() => setContactSearch('')} />
+                                    )}
+                                </div>
+                                <div className="contact-list custom-scrollbar">
+                                    {filteredContacts.map(contact => (
+                                        <div
+                                            key={contact.username}
+                                            className={`contact-item ${selectedUsernames.includes(contact.username) ? 'active' : ''}`}
+                                            onClick={() => toggleUserSelection(contact.username)}
+                                        >
+                                            <div className="avatar-wrapper">
+                                                <Avatar src={contact.avatarUrl} name={contact.displayName} size={32} shape="rounded" />
+                                                {selectedUsernames.includes(contact.username) && (
+                                                    <div className="active-badge"></div>
+                                                )}
+                                            </div>
+                                            <span className="contact-name">{contact.displayName}</span>
+                                            <div className="check-box">
+                                                {selectedUsernames.includes(contact.username) && <div className="inner-check"></div>}
+                                            </div>
+                                        </div>
+                                    ))}
+                                    {filteredContacts.length === 0 && (
+                                        <div className="empty-contacts">无可显示联系人</div>
+                                    )}
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+
+                    <div className="sidebar-footer">
+                        <button className="clear-btn" onClick={clearFilters}>
+                            <RefreshCw size={14} />
+                            重置所有筛选
+                        </button>
+                    </div>
+                </aside>
+            </div>
+            {previewImage && (
+                <ImagePreview src={previewImage} onClose={() => setPreviewImage(null)} />
+            )}
+            <JumpToDateDialog
+                isOpen={showJumpDialog}
+                onClose={() => {
+                    setShowJumpDialog(false)
+                }}
+                onSelect={(date) => {
+                    setJumpTargetDate(date)
+                    setShowJumpDialog(false)
+                }}
+                currentDate={jumpTargetDate || new Date()}
+            />
+
+            {/* Debug Info Dialog */}
+            {debugPost && (
+                <div className="modal-overlay" onClick={() => setDebugPost(null)}>
+                    <div className="debug-dialog" onClick={(e) => e.stopPropagation()}>
+                        <div className="debug-dialog-header">
+                            <h3>原始数据 - {debugPost.nickname}</h3>
+                            <button className="close-btn" onClick={() => setDebugPost(null)}>
+                                <X size={20} />
+                            </button>
+                        </div>
+                        <div className="debug-dialog-body">
+
+                            <div className="debug-section">
+                                <h4>ℹ 基本信息</h4>
+                                <div className="debug-item">
+                                    <span className="debug-key">ID:</span>
+                                    <span className="debug-value">{debugPost.id}</span>
+                                </div>
+                                <div className="debug-item">
+                                    <span className="debug-key">用户名:</span>
+                                    <span className="debug-value">{debugPost.username}</span>
+                                </div>
+                                <div className="debug-item">
+                                    <span className="debug-key">昵称:</span>
+                                    <span className="debug-value">{debugPost.nickname}</span>
+                                </div>
+                                <div className="debug-item">
+                                    <span className="debug-key">时间:</span>
+                                    <span className="debug-value">{new Date(debugPost.createTime * 1000).toLocaleString()}</span>
+                                </div>
+                                <div className="debug-item">
+                                    <span className="debug-key">类型:</span>
+                                    <span className="debug-value">{debugPost.type}</span>
+                                </div>
+                            </div>
+
+                            <div className="debug-section">
+                                <h4> 媒体信息 ({debugPost.media.length} 项)</h4>
+                                {debugPost.media.map((media, idx) => (
+                                    <div key={idx} className="media-debug-item">
+                                        <div className="media-debug-header">媒体 {idx + 1}</div>
+                                        <div className="debug-item">
+                                            <span className="debug-key">URL:</span>
+                                            <span className="debug-value">{media.url}</span>
+                                        </div>
+                                        <div className="debug-item">
+                                            <span className="debug-key">缩略图:</span>
+                                            <span className="debug-value">{media.thumb}</span>
+                                        </div>
+                                        {media.md5 && (
+                                            <div className="debug-item">
+                                                <span className="debug-key">MD5:</span>
+                                                <span className="debug-value">{media.md5}</span>
+                                            </div>
+                                        )}
+                                        {media.token && (
+                                            <div className="debug-item">
+                                                <span className="debug-key">Token:</span>
+                                                <span className="debug-value">{media.token}</span>
+                                            </div>
+                                        )}
+                                        {media.key && (
+                                            <div className="debug-item">
+                                                <span className="debug-key">Key (解密密钥):</span>
+                                                <span className="debug-value">{media.key}</span>
+                                            </div>
+                                        )}
+                                        {media.encIdx && (
+                                            <div className="debug-item">
+                                                <span className="debug-key">Enc Index:</span>
+                                                <span className="debug-value">{media.encIdx}</span>
+                                            </div>
+                                        )}
+                                        {media.livePhoto && (
+                                            <div className="live-photo-debug">
+                                                <div className="live-photo-label"> Live Photo 视频部分:</div>
+                                                <div className="debug-item">
+                                                    <span className="debug-key">视频 URL:</span>
+                                                    <span className="debug-value">{media.livePhoto.url}</span>
+                                                </div>
+                                                <div className="debug-item">
+                                                    <span className="debug-key">视频缩略图:</span>
+                                                    <span className="debug-value">{media.livePhoto.thumb}</span>
+                                                </div>
+                                                {media.livePhoto.token && (
+                                                    <div className="debug-item">
+                                                        <span className="debug-key">视频 Token:</span>
+                                                        <span className="debug-value">{media.livePhoto.token}</span>
+                                                    </div>
+                                                )}
+                                                {media.livePhoto.key && (
+                                                    <div className="debug-item">
+                                                        <span className="debug-key">视频 Key:</span>
+                                                        <span className="debug-value">{media.livePhoto.key}</span>
+                                                    </div>
+                                                )}
+                                            </div>
+                                        )}
+                                    </div>
+                                ))}
+                            </div>
+
+                            {/* 原始 XML */}
+                            {debugPost.rawXml && (
+                                <div className="debug-section">
+                                    <h4> 原始 XML 数据</h4>
+                                    <pre className="json-code">{(() => {
+                                        // XML 缩进格式化
+                                        let formatted = '';
+                                        let indent = 0;
+                                        const tab = '  ';
+                                        const parts = debugPost.rawXml.split(/(<[^>]+>)/g).filter(p => p.trim());
+
+                                        for (const part of parts) {
+                                            if (!part.startsWith('<')) {
+                                                if (part.trim()) formatted += part;
+                                                continue;
+                                            }
+
+                                            if (part.startsWith('</')) {
+                                                indent = Math.max(0, indent - 1);
+                                                formatted += '\n' + tab.repeat(indent) + part;
+                                            } else if (part.endsWith('/>')) {
+                                                formatted += '\n' + tab.repeat(indent) + part;
+                                            } else {
+                                                formatted += '\n' + tab.repeat(indent) + part;
+                                                indent++;
+                                            }
+                                        }
+
+                                        return formatted.trim();
+                                    })()}</pre>
+                                    <button
+                                        className="copy-json-btn"
+                                        onClick={() => {
+                                            navigator.clipboard.writeText(debugPost.rawXml || '');
+                                            alert('已复制 XML 到剪贴板');
+                                        }}
+                                    >
+                                        复制 XML
+                                    </button>
+                                </div>
+                            )}
+                        </div>
+                    </div>
+                </div>
+            )}
+        </div>
+    )
+}

src/pages/WelcomePage.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect } from 'react'
+import { useState, useEffect, useRef } from 'react'
 import { useNavigate } from 'react-router-dom'
 import { useAppStore } from '../stores/appStore'
 import { dialog } from '../services/ipc'
@@ -15,7 +15,8 @@ const steps = [
   { id: 'db', title: '数据库目录', desc: '定位 xwechat_files 目录' },
   { id: 'cache', title: '缓存目录', desc: '设置本地缓存存储位置（可选）' },
   { id: 'key', title: '解密密钥', desc: '获取密钥与自动识别账号' },
-  { id: 'image', title: '图片密钥', desc: '获取 XOR 与 AES 密钥' }
+  { id: 'image', title: '图片密钥', desc: '获取 XOR 与 AES 密钥' },
+  { id: 'security', title: '安全防护', desc: '保护你的数据' }
 ]
 
 interface WelcomePageProps {
@@ -34,6 +35,8 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
   const [cachePath, setCachePath] = useState('')
   const [wxid, setWxid] = useState('')
   const [wxidOptions, setWxidOptions] = useState<Array<{ wxid: string; modifiedTime: number }>>([])
+  const [showWxidSelect, setShowWxidSelect] = useState(false)
+  const wxidSelectRef = useRef<HTMLDivElement>(null)
   const [error, setError] = useState('')
   const [isConnecting, setIsConnecting] = useState(false)
   const [isDetectingPath, setIsDetectingPath] = useState(false)
@@ -46,11 +49,69 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
   const [imageKeyStatus, setImageKeyStatus] = useState('')
   const [isManualStartPrompt, setIsManualStartPrompt] = useState(false)
 
+  // 安全相关 state
+  const [enableAuth, setEnableAuth] = useState(false)
+  const [authPassword, setAuthPassword] = useState('')
+  const [authConfirmPassword, setAuthConfirmPassword] = useState('')
+  const [enableHello, setEnableHello] = useState(false)
+  const [helloAvailable, setHelloAvailable] = useState(false)
+  const [isSettingHello, setIsSettingHello] = useState(false)
+
+  // 检查 Hello 可用性
   useEffect(() => {
-    const removeDb = window.electronAPI.key.onDbKeyStatus((payload) => {
+    if (window.PublicKeyCredential) {
+      void PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable().then(setHelloAvailable)
+    }
+  }, [])
+
+  async function sha256(message: string) {
+    const msgBuffer = new TextEncoder().encode(message)
+    const hashBuffer = await crypto.subtle.digest('SHA-256', msgBuffer)
+    const hashArray = Array.from(new Uint8Array(hashBuffer))
+    const hashHex = hashArray.map(b => b.toString(16).padStart(2, '0')).join('')
+    return hashHex
+  }
+
+  const handleSetupHello = async () => {
+    setIsSettingHello(true)
+    try {
+      // 注册凭证 (WebAuthn)
+      const challenge = new Uint8Array(32)
+      window.crypto.getRandomValues(challenge)
+
+      const credential = await navigator.credentials.create({
+        publicKey: {
+          challenge,
+          rp: { name: 'WeFlow', id: 'localhost' },
+          user: {
+            id: new Uint8Array([1]),
+            name: 'user',
+            displayName: 'User'
+          },
+          pubKeyCredParams: [{ alg: -7, type: 'public-key' }],
+          authenticatorSelection: { userVerification: 'required' },
+          timeout: 60000
+        }
+      })
+
+      if (credential) {
+        setEnableHello(true)
+        // 成功提示?
+      }
+    } catch (e: any) {
+      if (e.name !== 'NotAllowedError') {
+        setError('Windows Hello 设置失败: ' + e.message)
+      }
+    } finally {
+      setIsSettingHello(false)
+    }
+  }
+
+  useEffect(() => {
+    const removeDb = window.electronAPI.key.onDbKeyStatus((payload: { message: string; level: number }) => {
       setDbKeyStatus(payload.message)
     })
-    const removeImage = window.electronAPI.key.onImageKeyStatus((payload) => {
+    const removeImage = window.electronAPI.key.onImageKeyStatus((payload: { message: string }) => {
       setImageKeyStatus(payload.message)
     })
     return () => {
@@ -68,8 +129,22 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
   useEffect(() => {
     setWxidOptions([])
     setWxid('')
+    setShowWxidSelect(false)
   }, [dbPath])
 
+  useEffect(() => {
+    const handleClickOutside = (event: MouseEvent) => {
+      if (!showWxidSelect) return
+      const target = event.target as Node
+      if (wxidSelectRef.current && !wxidSelectRef.current.contains(target)) {
+        setShowWxidSelect(false)
+      }
+    }
+
+    document.addEventListener('mousedown', handleClickOutside)
+    return () => document.removeEventListener('mousedown', handleClickOutside)
+  }, [showWxidSelect])
+
   const currentStep = steps[stepIndex]
   const rootClassName = `welcome-page${isClosing ? ' is-closing' : ''}${standalone ? ' is-standalone' : ''}`
   const showWindowControls = standalone
@@ -158,6 +233,28 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
     }
   }
 
+  const handleScanWxidCandidates = async () => {
+    if (!dbPath) {
+      setError('请先选择数据库目录')
+      return
+    }
+    if (isScanningWxid) return
+    setIsScanningWxid(true)
+    setError('')
+    try {
+      const wxids = await window.electronAPI.dbPath.scanWxidCandidates(dbPath)
+      setWxidOptions(wxids)
+      setShowWxidSelect(true)
+      if (!wxids.length) {
+        setError('未检测到可用的账号目录，请检查路径')
+      }
+    } catch (e) {
+      setError(`扫描失败: ${e}`)
+    } finally {
+      setIsScanningWxid(false)
+    }
+  }
+
   const handleAutoGetDbKey = async () => {
     if (isFetchingDbKey) return
     setIsFetchingDbKey(true)
@@ -227,6 +324,12 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
     if (currentStep.id === 'cache') return true
     if (currentStep.id === 'key') return decryptKey.length === 64 && Boolean(wxid)
     if (currentStep.id === 'image') return true
+    if (currentStep.id === 'security') {
+      if (enableAuth) {
+        return authPassword.length > 0 && authPassword === authConfirmPassword
+      }
+      return true
+    }
     return false
   }
 
@@ -269,15 +372,23 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
       await configService.setDecryptKey(decryptKey)
       await configService.setMyWxid(wxid)
       await configService.setCachePath(cachePath)
-      if (imageXorKey) {
-        const parsed = parseInt(imageXorKey.replace(/^0x/i, ''), 16)
-        if (!Number.isNaN(parsed)) {
-          await configService.setImageXorKey(parsed)
-        }
-      }
-      if (imageAesKey) {
-        await configService.setImageAesKey(imageAesKey)
+      const parsedXorKey = imageXorKey ? parseInt(imageXorKey.replace(/^0x/i, ''), 16) : null
+      await configService.setImageXorKey(typeof parsedXorKey === 'number' && !Number.isNaN(parsedXorKey) ? parsedXorKey : 0)
+      await configService.setImageAesKey(imageAesKey || '')
+      await configService.setWxidConfig(wxid, {
+        decryptKey,
+        imageXorKey: typeof parsedXorKey === 'number' && !Number.isNaN(parsedXorKey) ? parsedXorKey : 0,
+        imageAesKey
+      })
+
+      // 保存安全配置
+      if (enableAuth && authPassword) {
+        const hash = await sha256(authPassword)
+        await configService.setAuthEnabled(true)
+        await configService.setAuthPassword(hash)
+        await configService.setAuthUseHello(enableHello)
       }
+
       await configService.setOnboardingDone(true)
 
       setDbConnected(true, dbPath)
@@ -313,6 +424,7 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
   if (isDbConnected) {
     return (
       <div className={rootClassName}>
+        <div className="welcome-container">
           {showWindowControls && (
             <div className="window-controls">
               <button type="button" className="window-btn" onClick={handleMinimize} aria-label="最小化">
@@ -323,21 +435,33 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
               </button>
             </div>
           )}
-        <div className="welcome-shell">
-          <div className="welcome-panel">
-            <div className="panel-header">
-              <img src="./logo.png" alt="WeFlow" className="panel-logo" />
-              <div>
-                <p className="panel-kicker">WeFlow</p>
-                <h1>已连接数据库</h1>
+          <div className="welcome-sidebar">
+            <div className="sidebar-header">
+              <img src="./logo.png" alt="WeFlow" className="sidebar-logo" />
+              <div className="sidebar-brand">
+                <span className="brand-name">WeFlow</span>
+                <span className="brand-tag">Connected</span>
               </div>
             </div>
-            <div className="panel-note">
-              <CheckCircle2 size={16} />
-              <span>配置已完成，可直接进入首页</span>
+
+            <div className="sidebar-spacer" style={{ flex: 1 }} />
+
+            <div className="sidebar-footer">
+              <ShieldCheck size={14} />
+              <span>本地安全存储</span>
             </div>
+          </div>
+
+          <div className="welcome-content success-content">
+            <div className="success-body">
+              <div className="success-icon">
+                <CheckCircle2 size={48} />
+              </div>
+              <h1 className="success-title">配置已完成</h1>
+              <p className="success-desc">数据库已连接，你可以直接进入首页使用全部功能。</p>
+
               <button
-              className="btn btn-primary btn-full"
+                className="btn btn-primary btn-large"
                 onClick={() => {
                   if (standalone) {
                     setIsClosing(true)
@@ -349,16 +473,18 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
                   }
                 }}
               >
-              进入首页
+                进入首页 <ArrowRight size={18} />
               </button>
             </div>
           </div>
         </div>
+      </div>
     )
   }
 
   return (
     <div className={rootClassName}>
+      <div className="welcome-container">
         {showWindowControls && (
           <div className="window-controls">
             <button type="button" className="window-btn" onClick={handleMinimize} aria-label="最小化">
@@ -369,63 +495,54 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
             </button>
           </div>
         )}
-      <div className="welcome-shell">
-        <div className="welcome-panel">
-          <div className="panel-header">
-            <img src="./logo.png" alt="WeFlow" className="panel-logo" />
-            <div>
-              <p className="panel-kicker">首次配置</p>
-              <h1>WeFlow 初始引导</h1>
-              <p className="panel-subtitle">一步一步完成数据库与密钥设置</p>
+        <div className="welcome-sidebar">
+          <div className="sidebar-header">
+            <img src="./logo.png" alt="WeFlow" className="sidebar-logo" />
+            <div className="sidebar-brand">
+              <span className="brand-name">WeFlow</span>
+              <span className="brand-tag">Setup</span>
             </div>
           </div>
-          <div className="step-list">
+
+          <div className="sidebar-nav">
             {steps.map((step, index) => (
-              <div key={step.id} className={`step-item ${index === stepIndex ? 'active' : ''} ${index < stepIndex ? 'done' : ''}`}>
-                <div className="step-index">{index < stepIndex ? <CheckCircle2 size={14} /> : index + 1}</div>
-                <div>
-                  <div className="step-title">{step.title}</div>
-                  <div className="step-desc">{step.desc}</div>
+              <div key={step.id} className={`nav-item ${index === stepIndex ? 'active' : ''} ${index < stepIndex ? 'completed' : ''}`}>
+                <div className="nav-indicator">
+                  {index < stepIndex ? <CheckCircle2 size={14} /> : <div className="dot" />}
+                </div>
+                <div className="nav-info">
+                  <div className="nav-title">{step.title}</div>
+                  <div className="nav-desc">{step.desc}</div>
                 </div>
               </div>
             ))}
           </div>
-          <div className="panel-foot">
-            <ShieldCheck size={16} />
+
+          <div className="sidebar-footer">
+            <ShieldCheck size={14} />
             <span>数据仅在本地处理，不上传服务器</span>
           </div>
         </div>
 
-        <div className="setup-card">
-          <div className="setup-header">
-            <div className="setup-icon">
-              {currentStep.id === 'intro' && <Sparkles size={18} />}
-              {currentStep.id === 'db' && <Database size={18} />}
-              {currentStep.id === 'cache' && <HardDrive size={18} />}
-              {currentStep.id === 'key' && <KeyRound size={18} />}
-              {currentStep.id === 'image' && <ShieldCheck size={18} />}
-            </div>
+        <div className="welcome-content">
+          <div className="content-header">
             <div>
               <h2>{currentStep.title}</h2>
-              <p>{currentStep.desc}</p>
+              <p className="header-desc">{currentStep.desc}</p>
             </div>
           </div>
 
+          <div className="content-body">
             {currentStep.id === 'intro' && (
-            <div className="setup-body">
-              <div className="intro-card">
-                <Wand2 size={18} />
-                <div>
-                  <h3>准备好了吗？</h3>
-                  <p>接下来只需配置数据库目录和获取解密密钥。</p>
-                </div>
-              </div>
+              <div className="intro-block">
+                {/* 内容移至底部 */}
               </div>
             )}
 
             {currentStep.id === 'db' && (
-            <div className="setup-body">
+              <div className="form-group">
                 <label className="field-label">数据库根目录</label>
+                <div className="input-group">
                   <input
                     type="text"
                     className="field-input"
@@ -433,52 +550,81 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
                     value={dbPath}
                     onChange={(e) => setDbPath(e.target.value)}
                   />
-              <div className="button-row">
+                </div>
+                <div className="action-row">
                   <button className="btn btn-secondary" onClick={handleAutoDetectPath} disabled={isDetectingPath}>
                     <FolderSearch size={16} /> {isDetectingPath ? '检测中...' : '自动检测'}
                   </button>
-                <button className="btn btn-primary" onClick={handleSelectPath}>
-                  <FolderOpen size={16} /> 浏览选择
+                  <button className="btn btn-secondary" onClick={handleSelectPath}>
+                    <FolderOpen size={16} /> 浏览...
                   </button>
                 </div>
-              <div className="field-hint">建议选择包含 xwechat_files 的目录</div>
-              <div className="field-hint" style={{ color: '#ff6b6b', marginTop: '4px' }}>⚠️ 目录路径不可包含中文，如有中文请去微信-设置-存储位置点击更改，迁移至全英文目录</div>
+
+                <div className="field-hint">请选择微信-设置-存储位置对应的目录</div>
+                <div className="field-hint warning">
+                  目录路径不可包含中文，如有中文请先在微信中迁移至全英文目录
+                </div>
               </div>
             )}
 
             {currentStep.id === 'cache' && (
-            <div className="setup-body">
+              <div className="form-group">
                 <label className="field-label">缓存目录</label>
+                <div className="input-group">
                   <input
                     type="text"
                     className="field-input"
-                placeholder="留空使用默认目录"
+                    placeholder="留空即使用默认目录"
                     value={cachePath}
                     onChange={(e) => setCachePath(e.target.value)}
                   />
-              <div className="button-row">
-                <button className="btn btn-primary" onClick={handleSelectCachePath}>
-                  <FolderOpen size={16} /> 浏览选择
+                </div>
+                <div className="action-row">
+                  <button className="btn btn-secondary" onClick={handleSelectCachePath}>
+                    <FolderOpen size={16} /> 浏览
                   </button>
                   <button className="btn btn-secondary" onClick={() => setCachePath('')}>
-                  <RotateCcw size={16} /> 使用默认
+                    <RotateCcw size={16} /> 重置默认
                   </button>
                 </div>
-              <div className="field-hint">用于头像、表情与图片缓存，留空使用默认目录</div>
+                <div className="field-hint">用于头像、表情与图片缓存</div>
               </div>
             )}
 
             {currentStep.id === 'key' && (
-            <div className="setup-body">
-              <label className="field-label">微信账号 wxid</label>
+              <div className="form-group">
+                <label className="field-label">微信账号 (Wxid)</label>
+                <div className="wxid-select" ref={wxidSelectRef}>
                   <input
                     type="text"
                     className="field-input"
-                placeholder="获取密钥后将自动填充"
+                    placeholder="点击选择..."
                     value={wxid}
+                    readOnly
+                    onClick={handleScanWxidCandidates}
                     onChange={(e) => setWxid(e.target.value)}
                   />
-              <label className="field-label">解密密钥</label>
+                  {showWxidSelect && wxidOptions.length > 0 && (
+                    <div className="wxid-dropdown">
+                      {wxidOptions.map((opt) => (
+                        <button
+                          key={opt.wxid}
+                          type="button"
+                          className={`wxid-option ${opt.wxid === wxid ? 'active' : ''}`}
+                          onClick={() => {
+                            setWxid(opt.wxid)
+                            setShowWxidSelect(false)
+                          }}
+                        >
+                          <span className="wxid-name">{opt.wxid}</span>
+                          <span className="wxid-time">{formatModifiedTime(opt.modifiedTime)}</span>
+                        </button>
+                      ))}
+                    </div>
+                  )}
+                </div>
+
+                <label className="field-label mt-4">解密密钥</label>
                 <div className="field-with-toggle">
                   <input
                     type={showDecryptKey ? 'text' : 'password'}
@@ -488,39 +634,112 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
                     onChange={(e) => setDecryptKey(e.target.value.trim())}
                   />
                   <button type="button" className="toggle-btn" onClick={() => setShowDecryptKey(!showDecryptKey)}>
-                  {showDecryptKey ? <EyeOff size={14} /> : <Eye size={14} />}
+                    {showDecryptKey ? <EyeOff size={16} /> : <Eye size={16} />}
                   </button>
                 </div>
 
+                <div className="key-actions">
                   {isManualStartPrompt ? (
                     <div className="manual-prompt">
-                  <p className="prompt-text">未能自动启动微信，请手动启动并登录后点击下方确认</p>
+                      <p>未能自动启动微信，请手动启动并登录</p>
                       <button className="btn btn-primary" onClick={handleManualConfirm}>
-                    我已启动微信，继续检测
+                        我已登录，继续
                       </button>
                     </div>
                   ) : (
-                <button className="btn btn-secondary btn-inline" onClick={handleAutoGetDbKey} disabled={isFetchingDbKey}>
-                  {isFetchingDbKey ? '获取中...' : '自动获取密钥'}
+                    <button className="btn btn-secondary btn-block" onClick={handleAutoGetDbKey} disabled={isFetchingDbKey}>
+                      {isFetchingDbKey ? '正在获取...' : '自动获取密钥'}
                     </button>
                   )}
+                </div>
 
-              {dbKeyStatus && <div className="field-hint status-text">{dbKeyStatus}</div>}
-              <div className="field-hint">获取密钥会自动识别最近登录的账号</div>
-              <div className="field-hint">点击自动获取后微信将重新启动，当页面提示可以登录微信了再点击登录</div>
+                {dbKeyStatus && <div className="status-message">{dbKeyStatus}</div>}
+                <div className="field-hint">点击自动获取后微信将重启，请留意弹窗提示</div>
+              </div>
+            )}
+
+            {currentStep.id === 'security' && (
+              <div className="form-group">
+                <div className="security-toggle-header" style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 16 }}>
+                  <div className="toggle-info">
+                    <label className="field-label" style={{ marginBottom: 0 }}>启用应用锁</label>
+                    <div className="field-hint">每次启动应用时需要验证密码</div>
+                  </div>
+                  <label className="switch">
+                    <input type="checkbox" checked={enableAuth} onChange={e => setEnableAuth(e.target.checked)} />
+                    <span className="switch-slider" />
+                  </label>
+                </div>
+
+                {enableAuth && (
+                  <div className="security-settings" style={{ marginTop: 20, padding: 16, backgroundColor: 'var(--bg-secondary)', borderRadius: 8 }}>
+                    <div className="form-group">
+                      <label className="field-label">应用密码</label>
+                      <input
+                        type="password"
+                        className="field-input"
+                        placeholder="请输入密码"
+                        value={authPassword}
+                        onChange={e => setAuthPassword(e.target.value)}
+                      />
+                    </div>
+                    <div className="form-group">
+                      <label className="field-label">确认密码</label>
+                      <input
+                        type="password"
+                        className="field-input"
+                        placeholder="请再次输入密码"
+                        value={authConfirmPassword}
+                        onChange={e => setAuthConfirmPassword(e.target.value)}
+                      />
+                      {authPassword && authConfirmPassword && authPassword !== authConfirmPassword && (
+                        <div className="error-text" style={{ color: '#ff4d4f', fontSize: 12, marginTop: 4 }}>两次密码不一致</div>
+                      )}
+                    </div>
+
+                    <div className="divider" style={{ margin: '20px 0', borderTop: '1px solid var(--border-color)' }}></div>
+
+                    <div className="security-toggle-header" style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+                      <div className="toggle-info">
+                        <label className="field-label" style={{ marginBottom: 0 }}>Windows Hello</label>
+                        <div className="field-hint">使用面容、指纹或 PIN 码快速解锁</div>
+                      </div>
+
+                      {enableHello ? (
+                        <div style={{ color: '#52c41a', display: 'flex', alignItems: 'center', gap: 6 }}>
+                          <CheckCircle2 size={16} /> 已开启
+                          <button className="btn btn-ghost btn-sm" onClick={() => setEnableHello(false)} style={{ padding: '2px 8px', height: 24, fontSize: 12 }}>关闭</button>
+                        </div>
+                      ) : (
+                        <button
+                          className="btn btn-secondary btn-sm"
+                          disabled={!helloAvailable || isSettingHello}
+                          onClick={handleSetupHello}
+                        >
+                          {isSettingHello ? '设置中...' : (helloAvailable ? '点击开启' : '不可用')}
+                        </button>
+                      )}
+                    </div>
+                    {!helloAvailable && <div className="field-hint warning"> 当前设备不支持 Windows Hello 或未设置 PIN 码</div>}
+                  </div>
+                )}
               </div>
             )}
 
             {currentStep.id === 'image' && (
-            <div className="setup-body">
+              <div className="form-group">
+                <div className="grid-2">
+                  <div>
                     <label className="field-label">图片 XOR 密钥</label>
                     <input
                       type="text"
                       className="field-input"
-                placeholder="例如：0xA4"
+                      placeholder="0x..."
                       value={imageXorKey}
                       onChange={(e) => setImageXorKey(e.target.value)}
                     />
+                  </div>
+                  <div>
                     <label className="field-label">图片 AES 密钥</label>
                     <input
                       type="text"
@@ -529,28 +748,40 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
                       value={imageAesKey}
                       onChange={(e) => setImageAesKey(e.target.value)}
                     />
-              <button className="btn btn-secondary btn-inline" onClick={handleAutoGetImageKey} disabled={isFetchingImageKey}>
-                {isFetchingImageKey ? '获取中...' : '自动获取图片密钥'}
+                  </div>
+                </div>
+
+                <button className="btn btn-secondary btn-block mt-4" onClick={handleAutoGetImageKey} disabled={isFetchingImageKey}>
+                  {isFetchingImageKey ? '扫描中...' : '自动获取图片密钥'}
                 </button>
-              {imageKeyStatus && <div className="field-hint status-text">{imageKeyStatus}</div>}
-              <div className="field-hint">如获取失败，请先打开朋友圈图片再重试</div>
-              {isFetchingImageKey && <div className="field-hint status-text">正在扫描内存，请稍候...</div>}
+
+                {imageKeyStatus && <div className="status-message">{imageKeyStatus}</div>}
+                <div className="field-hint">请在微信中打开几张图片后再点击获取</div>
               </div>
             )}
+          </div>
 
           {error && <div className="error-message">{error}</div>}
 
-          <div className="setup-actions">
-            <button className="btn btn-tertiary" onClick={handleBack} disabled={stepIndex === 0}>
+          {currentStep.id === 'intro' && (
+            <div className="intro-footer">
+              <p>接下来的几个步骤将引导你连接本地微信数据库。</p>
+              <p>WeFlow 需要访问你的本地数据文件以提供分析与导出功能。</p>
+            </div>
+          )}
+
+          <div className="content-actions">
+            <button className="btn btn-ghost" onClick={handleBack} disabled={stepIndex === 0}>
               <ArrowLeft size={16} /> 上一步
             </button>
+
             {stepIndex < steps.length - 1 ? (
               <button className="btn btn-primary" onClick={handleNext} disabled={!canGoNext()}>
                 下一步 <ArrowRight size={16} />
               </button>
             ) : (
               <button className="btn btn-primary" onClick={handleConnect} disabled={isConnecting || !canGoNext()}>
-                {isConnecting ? '连接中...' : '测试并完成'}
+                {isConnecting ? '连接中...' : '完成配置'} <ArrowRight size={16} />
               </button>
             )}
           </div>
@@ -561,4 +792,3 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
 }
 
 export default WelcomePage
-

src/services/config.ts

@@ -6,6 +6,7 @@ export const CONFIG_KEYS = {
   DECRYPT_KEY: 'decryptKey',
   DB_PATH: 'dbPath',
   MY_WXID: 'myWxid',
+  WXID_CONFIGS: 'wxidConfigs',
   THEME: 'theme',
   THEME_ID: 'themeId',
   LAST_SESSION: 'lastSession',
@@ -27,9 +28,23 @@ export const CONFIG_KEYS = {
   EXPORT_DEFAULT_DATE_RANGE: 'exportDefaultDateRange',
   EXPORT_DEFAULT_MEDIA: 'exportDefaultMedia',
   EXPORT_DEFAULT_VOICE_AS_TEXT: 'exportDefaultVoiceAsText',
-  EXPORT_DEFAULT_EXCEL_COMPACT_COLUMNS: 'exportDefaultExcelCompactColumns'
+  EXPORT_DEFAULT_EXCEL_COMPACT_COLUMNS: 'exportDefaultExcelCompactColumns',
+  EXPORT_DEFAULT_TXT_COLUMNS: 'exportDefaultTxtColumns',
+  EXPORT_DEFAULT_CONCURRENCY: 'exportDefaultConcurrency',
+
+  // 安全
+  AUTH_ENABLED: 'authEnabled',
+  AUTH_PASSWORD: 'authPassword',
+  AUTH_USE_HELLO: 'authUseHello'
 } as const
 
+export interface WxidConfig {
+  decryptKey?: string
+  imageXorKey?: number
+  imageAesKey?: string
+  updatedAt?: number
+}
+
 // 获取解密密钥
 export async function getDecryptKey(): Promise<string | null> {
   const value = await config.get(CONFIG_KEYS.DECRYPT_KEY)
@@ -63,6 +78,32 @@ export async function setMyWxid(wxid: string): Promise<void> {
   await config.set(CONFIG_KEYS.MY_WXID, wxid)
 }
 
+export async function getWxidConfigs(): Promise<Record<string, WxidConfig>> {
+  const value = await config.get(CONFIG_KEYS.WXID_CONFIGS)
+  if (value && typeof value === 'object') {
+    return value as Record<string, WxidConfig>
+  }
+  return {}
+}
+
+export async function getWxidConfig(wxid: string): Promise<WxidConfig | null> {
+  if (!wxid) return null
+  const configs = await getWxidConfigs()
+  return configs[wxid] || null
+}
+
+export async function setWxidConfig(wxid: string, configValue: WxidConfig): Promise<void> {
+  if (!wxid) return
+  const configs = await getWxidConfigs()
+  const previous = configs[wxid] || {}
+  configs[wxid] = {
+    ...previous,
+    ...configValue,
+    updatedAt: Date.now()
+  }
+  await config.set(CONFIG_KEYS.WXID_CONFIGS, configs)
+}
+
 // 获取主题
 export async function getTheme(): Promise<'light' | 'dark'> {
   const value = await config.get(CONFIG_KEYS.THEME)
@@ -306,3 +347,55 @@ export async function getExportDefaultExcelCompactColumns(): Promise<boolean | n
 export async function setExportDefaultExcelCompactColumns(enabled: boolean): Promise<void> {
   await config.set(CONFIG_KEYS.EXPORT_DEFAULT_EXCEL_COMPACT_COLUMNS, enabled)
 }
+
+// 获取导出默认 TXT 列配置
+export async function getExportDefaultTxtColumns(): Promise<string[] | null> {
+  const value = await config.get(CONFIG_KEYS.EXPORT_DEFAULT_TXT_COLUMNS)
+  return Array.isArray(value) ? (value as string[]) : null
+}
+
+// 设置导出默认 TXT 列配置
+export async function setExportDefaultTxtColumns(columns: string[]): Promise<void> {
+  await config.set(CONFIG_KEYS.EXPORT_DEFAULT_TXT_COLUMNS, columns)
+}
+
+// 获取导出默认并发数
+export async function getExportDefaultConcurrency(): Promise<number | null> {
+  const value = await config.get(CONFIG_KEYS.EXPORT_DEFAULT_CONCURRENCY)
+  if (typeof value === 'number' && Number.isFinite(value)) return value
+  return null
+}
+
+// 设置导出默认并发数
+export async function setExportDefaultConcurrency(concurrency: number): Promise<void> {
+  await config.set(CONFIG_KEYS.EXPORT_DEFAULT_CONCURRENCY, concurrency)
+}
+
+// === 安全相关 ===
+
+export async function getAuthEnabled(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AUTH_ENABLED)
+  return value === true
+}
+
+export async function setAuthEnabled(enabled: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AUTH_ENABLED, enabled)
+}
+
+export async function getAuthPassword(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AUTH_PASSWORD)
+  return (value as string) || ''
+}
+
+export async function setAuthPassword(passwordHash: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AUTH_PASSWORD, passwordHash)
+}
+
+export async function getAuthUseHello(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AUTH_USE_HELLO)
+  return value === true
+}
+
+export async function setAuthUseHello(useHello: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AUTH_USE_HELLO, useHello)
+}

src/stores/appStore.ts

@@ -10,10 +10,33 @@ export interface AppState {
   isLoading: boolean
   loadingText: string
 
+  // 更新状态
+  updateInfo: {
+    hasUpdate: boolean
+    version?: string
+    releaseNotes?: string
+  } | null
+  isDownloading: boolean
+  downloadProgress: any
+  showUpdateDialog: boolean
+  updateError: string | null
+
   // 操作
   setDbConnected: (connected: boolean, path?: string) => void
   setMyWxid: (wxid: string) => void
   setLoading: (loading: boolean, text?: string) => void
+
+  // 更新操作
+  setUpdateInfo: (info: any) => void
+  setIsDownloading: (isDownloading: boolean) => void
+  setDownloadProgress: (progress: any) => void
+  setShowUpdateDialog: (show: boolean) => void
+  setUpdateError: (error: string | null) => void
+
+  // 锁定状态
+  isLocked: boolean
+  setLocked: (locked: boolean) => void
+
   reset: () => void
 }
 
@@ -23,6 +46,14 @@ export const useAppStore = create<AppState>((set) => ({
   myWxid: null,
   isLoading: false,
   loadingText: '',
+  isLocked: false,
+
+  // 更新状态初始化
+  updateInfo: null,
+  isDownloading: false,
+  downloadProgress: { percent: 0 },
+  showUpdateDialog: false,
+  updateError: null,
 
   setDbConnected: (connected, path) => set({
     isDbConnected: connected,
@@ -36,11 +67,25 @@ export const useAppStore = create<AppState>((set) => ({
     loadingText: text ?? ''
   }),
 
+  setLocked: (locked) => set({ isLocked: locked }),
+
+  setUpdateInfo: (info) => set({ updateInfo: info, updateError: null }),
+  setIsDownloading: (isDownloading) => set({ isDownloading: isDownloading }),
+  setDownloadProgress: (progress) => set({ downloadProgress: progress }),
+  setShowUpdateDialog: (show) => set({ showUpdateDialog: show }),
+  setUpdateError: (error) => set({ updateError: error }),
+
   reset: () => set({
     isDbConnected: false,
     dbPath: null,
     myWxid: null,
     isLoading: false,
-    loadingText: ''
+    loadingText: '',
+    isLocked: false,
+    updateInfo: null,
+    isDownloading: false,
+    downloadProgress: { percent: 0 },
+    showUpdateDialog: false,
+    updateError: null
   })
 }))

src/stores/chatStore.ts

@@ -18,6 +18,7 @@ export interface ChatState {
   isLoadingMessages: boolean
   isLoadingMore: boolean
   hasMoreMessages: boolean
+  hasMoreLater: boolean
 
   // 联系人缓存
   contacts: Map<string, Contact>
@@ -38,6 +39,7 @@ export interface ChatState {
   setLoadingMessages: (loading: boolean) => void
   setLoadingMore: (loading: boolean) => void
   setHasMoreMessages: (hasMore: boolean) => void
+  setHasMoreLater: (hasMore: boolean) => void
   setContacts: (contacts: Contact[]) => void
   addContact: (contact: Contact) => void
   setSearchKeyword: (keyword: string) => void
@@ -56,6 +58,7 @@ export const useChatStore = create<ChatState>((set, get) => ({
   isLoadingMessages: false,
   isLoadingMore: false,
   hasMoreMessages: true,
+  hasMoreLater: false,
   contacts: new Map(),
   searchKeyword: '',
 
@@ -69,7 +72,8 @@ export const useChatStore = create<ChatState>((set, get) => ({
   setCurrentSession: (sessionId) => set({
     currentSessionId: sessionId,
     messages: [],
-    hasMoreMessages: true
+    hasMoreMessages: true,
+    hasMoreLater: false
   }),
 
   setLoadingSessions: (loading) => set({ isLoadingSessions: loading }),
@@ -85,6 +89,7 @@ export const useChatStore = create<ChatState>((set, get) => ({
   setLoadingMessages: (loading) => set({ isLoadingMessages: loading }),
   setLoadingMore: (loading) => set({ isLoadingMore: loading }),
   setHasMoreMessages: (hasMore) => set({ hasMoreMessages: hasMore }),
+  setHasMoreLater: (hasMore) => set({ hasMoreLater: hasMore }),
 
   setContacts: (contacts) => set({
     contacts: new Map(contacts.map(c => [c.username, c]))
@@ -110,6 +115,7 @@ export const useChatStore = create<ChatState>((set, get) => ({
     isLoadingMessages: false,
     isLoadingMore: false,
     hasMoreMessages: true,
+    hasMoreLater: false,
     contacts: new Map(),
     searchKeyword: ''
   })

src/styles/main.scss

@@ -235,7 +235,8 @@
   box-sizing: border-box;
 }
 
-html, body {
+html,
+body {
   height: 100%;
   font-family: 'HarmonyOS Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
   font-size: 14px;
@@ -307,3 +308,60 @@ html, body {
   box-shadow: var(--shadow-sm);
   padding: 16px;
 }
+
+// 全局 Switch 开关样式
+.switch {
+  position: relative;
+  display: inline-block;
+  width: 44px;
+  height: 24px;
+  flex-shrink: 0;
+
+  input {
+    opacity: 0;
+    width: 0;
+    height: 0;
+  }
+
+  .switch-slider {
+    position: absolute;
+    cursor: pointer;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background-color: var(--bg-tertiary);
+    transition: 0.3s;
+    border-radius: 24px;
+    border: 1px solid var(--border-color);
+
+    &::before {
+      position: absolute;
+      content: "";
+      height: 18px;
+      width: 18px;
+      left: 2px;
+      bottom: 2px;
+      background-color: var(--text-tertiary);
+      transition: 0.3s;
+      border-radius: 50%;
+      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
+    }
+  }
+
+  input:checked+.switch-slider {
+    background-color: var(--primary);
+    border-color: var(--primary);
+
+    &::before {
+      transform: translateX(20px);
+      background-color: #ffffff;
+    }
+  }
+
+  // 禁用状态
+  input:disabled+.switch-slider {
+    opacity: 0.5;
+    cursor: not-allowed;
+  }
+}

src/types/analytics.ts

@@ -41,11 +41,12 @@ export const MESSAGE_TYPE_LABELS: Record<number, string> = {
   244813135921: '文本',
   3: '图片',
   34: '语音',
+  42: '名片',
   43: '视频',
   47: '表情',
   48: '位置',
   49: '链接/文件',
-  42: '名片',
+  50: '通话',
   10000: '系统消息',
 }
 

src/types/electron.d.ts

@@ -1,4 +1,4 @@
-import type { ChatSession, Message, Contact } from './models'
+import type { ChatSession, Message, Contact, ContactInfo } from './models'
 
 export interface ElectronAPI {
   window: {
@@ -11,6 +11,7 @@ export interface ElectronAPI {
     setTitleBarOverlay: (options: { symbolColor: string }) => void
     openVideoPlayerWindow: (videoPath: string, videoWidth?: number, videoHeight?: number) => Promise<void>
     resizeToFitVideo: (videoWidth: number, videoHeight: number) => Promise<void>
+    openChatHistoryWindow: (sessionId: string, messageId: number) => Promise<boolean>
   }
   config: {
     get: (key: string) => Promise<unknown>
@@ -41,6 +42,7 @@ export interface ElectronAPI {
   dbPath: {
     autoDetect: () => Promise<{ success: boolean; path?: string; error?: string }>
     scanWxids: (rootPath: string) => Promise<WxidInfo[]>
+    scanWxidCandidates: (rootPath: string) => Promise<WxidInfo[]>
     getDefault: () => Promise<string>
   }
   wcdb: {
@@ -63,7 +65,7 @@ export interface ElectronAPI {
       contacts?: Record<string, { displayName?: string; avatarUrl?: string }>
       error?: string
     }>
-    getMessages: (sessionId: string, offset?: number, limit?: number) => Promise<{
+    getMessages: (sessionId: string, offset?: number, limit?: number, startTime?: number, endTime?: number, ascending?: boolean) => Promise<{
       success: boolean;
       messages?: Message[];
       hasMore?: boolean;
@@ -76,6 +78,11 @@ export interface ElectronAPI {
     }>
     getContact: (username: string) => Promise<Contact | null>
     getContactAvatar: (username: string) => Promise<{ avatarUrl?: string; displayName?: string } | null>
+    getContacts: () => Promise<{
+      success: boolean
+      contacts?: ContactInfo[]
+      error?: string
+    }>
     getMyAvatarUrl: () => Promise<{ success: boolean; avatarUrl?: string; error?: string }>
     downloadEmoji: (cdnUrl: string, md5?: string) => Promise<{ success: boolean; localPath?: string; error?: string }>
     close: () => Promise<boolean>
@@ -100,6 +107,8 @@ export interface ElectronAPI {
     resolveVoiceCache: (sessionId: string, msgId: string) => Promise<{ success: boolean; hasCache: boolean; data?: string }>
     getVoiceTranscript: (sessionId: string, msgId: string, createTime?: number) => Promise<{ success: boolean; transcript?: string; error?: string }>
     onVoiceTranscriptPartial: (callback: (payload: { msgId: string; text: string }) => void) => () => void
+    execQuery: (kind: string, path: string | null, sql: string) => Promise<{ success: boolean; rows?: any[]; error?: string }>
+    getMessage: (sessionId: string, localId: number) => Promise<{ success: boolean; message?: Message; error?: string }>
   }
 
   image: {
@@ -224,6 +233,11 @@ export interface ElectronAPI {
       }
       error?: string
     }>
+    exportGroupMembers: (chatroomId: string, outputPath: string) => Promise<{
+      success: boolean
+      count?: number
+      error?: string
+    }>
   }
   annualReport: {
     getAvailableYears: () => Promise<{
@@ -314,12 +328,54 @@ export interface ElectronAPI {
       success: boolean
       error?: string
     }>
+    exportContacts: (outputDir: string, options: { format: 'json' | 'csv' | 'vcf'; exportAvatars: boolean; contactTypes: { friends: boolean; groups: boolean; officials: boolean } }) => Promise<{
+      success: boolean
+      successCount?: number
+      error?: string
+    }>
+    onProgress: (callback: (payload: ExportProgress) => void) => () => void
   }
   whisper: {
     downloadModel: () => Promise<{ success: boolean; modelPath?: string; tokensPath?: string; error?: string }>
     getModelStatus: () => Promise<{ success: boolean; exists?: boolean; modelPath?: string; tokensPath?: string; sizeBytes?: number; error?: string }>
     onDownloadProgress: (callback: (payload: { modelName: string; downloadedBytes: number; totalBytes?: number; percent?: number }) => void) => () => void
   }
+  sns: {
+    getTimeline: (limit: number, offset: number, usernames?: string[], keyword?: string, startTime?: number, endTime?: number) => Promise<{
+      success: boolean
+      timeline?: Array<{
+        id: string
+        username: string
+        nickname: string
+        avatarUrl?: string
+        createTime: number
+        contentDesc: string
+        type?: number
+        media: Array<{
+          url: string
+          thumb: string
+          md5?: string
+          token?: string
+          key?: string
+          encIdx?: string
+          livePhoto?: {
+            url: string
+            thumb: string
+            md5?: string
+            token?: string
+            key?: string
+            encIdx?: string
+          }
+        }>
+        likes: Array<string>
+        comments: Array<{ id: string; nickname: string; content: string; refCommentId: string; refNickname?: string }>
+        rawXml?: string
+      }>
+      error?: string
+    }>
+    debugResource: (url: string) => Promise<{ success: boolean; status?: number; headers?: any; error?: string }>
+    proxyImage: (url: string) => Promise<{ success: boolean; dataUrl?: string; error?: string }>
+  }
 }
 
 export interface ExportOptions {
@@ -332,6 +388,17 @@ export interface ExportOptions {
   exportEmojis?: boolean
   exportVoiceAsText?: boolean
   excelCompactColumns?: boolean
+  txtColumns?: string[]
+  sessionLayout?: 'shared' | 'per-session'
+  displayNamePreference?: 'group-nickname' | 'remark' | 'nickname'
+  exportConcurrency?: number
+}
+
+export interface ExportProgress {
+  current: number
+  total: number
+  currentSession: string
+  phase: 'preparing' | 'exporting' | 'writing' | 'complete'
 }
 
 export interface WxidInfo {

src/types/models.ts

@@ -23,6 +23,15 @@ export interface Contact {
   smallHeadUrl: string
 }
 
+export interface ContactInfo {
+  username: string
+  displayName: string
+  remark?: string
+  nickname?: string
+  avatarUrl?: string
+  type: 'friend' | 'group' | 'official' | 'other'
+}
+
 // 消息
 export interface Message {
   localId: number
@@ -44,8 +53,44 @@ export interface Message {
   // 引用消息
   quotedContent?: string
   quotedSender?: string
+  // Type 49 细分字段
+  linkTitle?: string        // 链接/文件标题
+  linkUrl?: string          // 链接 URL
+  linkThumb?: string        // 链接缩略图
+  fileName?: string         // 文件名
+  fileSize?: number         // 文件大小
+  fileExt?: string          // 文件扩展名
+  xmlType?: string          // XML 中的 type 字段
+  // 名片消息
+  cardUsername?: string     // 名片的微信ID
+  cardNickname?: string     // 名片的昵称
+  // 聊天记录
+  chatRecordTitle?: string  // 聊天记录标题
+  chatRecordList?: ChatRecordItem[]  // 聊天记录列表
 }
 
+// 聊天记录项
+export interface ChatRecordItem {
+  datatype: number          // 消息类型
+  sourcename: string        // 发送者
+  sourcetime: string        // 时间
+  sourceheadurl?: string    // 发送者头像
+  datadesc?: string         // 内容描述
+  datatitle?: string        // 标题
+  fileext?: string          // 文件扩展名
+  datasize?: number         // 文件大小
+  messageuuid?: string      // 消息UUID
+  dataurl?: string          // 数据URL
+  datathumburl?: string     // 缩略图URL
+  datacdnurl?: string       // CDN URL
+  aeskey?: string           // AES密钥
+  md5?: string              // MD5
+  imgheight?: number        // 图片高度
+  imgwidth?: number         // 图片宽度
+  duration?: number         // 时长（毫秒）
+}
+
+
 // 分析数据
 export interface AnalyticsData {
   totalMessages: number

src/vite-env.d.ts

@@ -1 +1,14 @@
 /// <reference types="vite/client" />
+
+interface Window {
+    electronAPI: {
+        // ... other methods ...
+        auth: {
+            hello: (message?: string) => Promise<{ success: boolean; error?: string }>
+        }
+        // For brevity, using 'any' for other parts or properly importing types if available.
+        // In a real scenario, you'd likely want to keep the full interface definition consistent with preload.ts
+        // or import a shared type definition.
+        [key: string]: any
+    }
+}