Merge branch 'dev' of https://github.com/hicccc77/WeFlow into dev

README.md

@@ -38,9 +38,10 @@ WeFlow 是一个**完全本地**的微信**实时**聊天记录查看、分析
 
 <p align="center">
   <img src="2wm.png" alt="WeFlow 微信交流群二维码（一群）" width="220" style="margin-right: 16px;">
-  <img src="3wm.png" alt="WeFlow 微信交流群二维码（二群）" width="220">
+  <img src="3wm.png" alt="WeFlow 微信交流群二维码（二群）" width="220" style="margin-right: 16px;">
+  <img src="4wm.jpg" alt="WeFlow 微信交流群二维码（三群）" width="220"
 </p>
-<p align="center">一群满了加二群</p>
+<p align="center">扫到哪个算哪个</p>
 
 ## 主要功能
 

electron/main.ts

@@ -19,6 +19,7 @@ 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'
 
 
 // 配置自动更新
@@ -137,6 +138,28 @@ 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
 }
 
@@ -626,11 +649,15 @@ 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) => {
@@ -719,6 +746,10 @@ function registerIpcHandlers() {
     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)

electron/preload.ts

@@ -120,7 +120,8 @@ contextBridge.exposeInMainWorld('electronAPI', {
       return () => ipcRenderer.removeListener('chat:voiceTranscriptPartial', listener)
     },
     execQuery: (kind: string, path: string | null, sql: string) =>
-      ipcRenderer.invoke('chat:execQuery', kind, path, sql)
+      ipcRenderer.invoke('chat:execQuery', kind, path, sql),
+    getContacts: () => ipcRenderer.invoke('chat:getContacts')
   },
 
 
@@ -194,6 +195,8 @@ contextBridge.exposeInMainWorld('electronAPI', {
       ipcRenderer.invoke('export:exportSessions', sessionIds, outputDir, options),
     exportSession: (sessionId: string, outputPath: string, options: any) =>
       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')

electron/services/chatService.ts

@@ -67,6 +67,15 @@ 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()
@@ -494,6 +503,153 @@ 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）
    */

electron/services/config.ts

@@ -26,6 +26,7 @@ interface ConfigSchema {
   whisperDownloadSource: string
   autoTranscribeVoice: boolean
   transcribeLanguages: string[]
+  exportDefaultConcurrency: number
 }
 
 export class ConfigService {
@@ -54,7 +55,8 @@ export class ConfigService {
         whisperModelDir: '',
         whisperDownloadSource: 'tsinghua',
         autoTranscribeVoice: false,
-        transcribeLanguages: ['zh']
+        transcribeLanguages: ['zh'],
+        exportDefaultConcurrency: 2
       }
     })
   }

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/exportService.ts

@@ -79,6 +79,7 @@ export interface ExportOptions {
   txtColumns?: string[]
   sessionLayout?: 'shared' | 'per-session'
   displayNamePreference?: 'group-nickname' | 'remark' | 'nickname'
+  exportConcurrency?: number
 }
 
 const TXT_COLUMN_DEFINITIONS: Array<{ id: string; label: string }> = [
@@ -1289,6 +1290,7 @@ class ExportService {
   ): Promise<{ rows: any[]; memberSet: Map<string, { member: ChatLabMember; avatarUrl?: string }>; firstTime: number | null; lastTime: number | null }> {
     const rows: any[] = []
     const memberSet = new Map<string, { member: ChatLabMember; avatarUrl?: string }>()
+    const senderSet = new Set<string>()
     let firstTime: number | null = null
     let lastTime: number | null = null
 
@@ -1322,16 +1324,7 @@ class ExportService {
           const localId = parseInt(row.local_id || row.localId || '0', 10)
 
           const actualSender = isSend ? cleanedMyWxid : (senderUsername || sessionId)
-          const memberInfo = await this.getContactInfo(actualSender)
-          if (!memberSet.has(actualSender)) {
-            memberSet.set(actualSender, {
-              member: {
-                platformId: actualSender,
-                accountName: memberInfo.displayName
-              },
-              avatarUrl: memberInfo.avatarUrl
-            })
-          }
+          senderSet.add(actualSender)
 
           // 提取媒体相关字段
           let imageMd5: string | undefined
@@ -1376,6 +1369,30 @@ class ExportService {
       await wcdbService.closeMessageCursor(cursor.cursor)
     }
 
+    if (senderSet.size > 0) {
+      const usernames = Array.from(senderSet)
+      const [nameResult, avatarResult] = await Promise.all([
+        wcdbService.getDisplayNames(usernames),
+        wcdbService.getAvatarUrls(usernames)
+      ])
+
+      const nameMap = nameResult.success && nameResult.map ? nameResult.map : {}
+      const avatarMap = avatarResult.success && avatarResult.map ? avatarResult.map : {}
+
+      for (const username of usernames) {
+        const displayName = nameMap[username] || username
+        const avatarUrl = avatarMap[username]
+        memberSet.set(username, {
+          member: {
+            platformId: username,
+            accountName: displayName
+          },
+          avatarUrl
+        })
+        this.contactCache.set(username, { displayName, avatarUrl })
+      }
+    }
+
     return { rows, memberSet, firstTime, lastTime }
   }
 
@@ -1606,6 +1623,14 @@ class ExportService {
     }
   }
 
+  private getWeflowHeader(): { version: string; exportedAt: number; generator: string } {
+    return {
+      version: '1.0.3',
+      exportedAt: Math.floor(Date.now() / 1000),
+      generator: 'WeFlow'
+    }
+  }
+
   /**
    * 生成通用的导出元数据 (参考 ChatLab 格式)
    */
@@ -1662,6 +1687,12 @@ class ExportService {
 
       const collected = await this.collectMessages(sessionId, cleanedMyWxid, options.dateRange)
       const allMessages = collected.rows
+
+      // 如果没有消息,不创建文件
+      if (allMessages.length === 0) {
+        return { success: false, error: '该会话在指定时间范围内没有消息' }
+      }
+
       if (isGroup) {
         await this.mergeGroupMembers(sessionId, collected.memberSet, options.exportAvatars === true)
       }
@@ -1847,6 +1878,16 @@ class ExportService {
       const sessionInfo = await this.getContactInfo(sessionId)
       const myInfo = await this.getContactInfo(cleanedMyWxid)
 
+      const contactCache = new Map<string, { success: boolean; contact?: any; error?: string }>()
+      const getContactCached = async (username: string) => {
+        if (contactCache.has(username)) {
+          return contactCache.get(username)!
+        }
+        const result = await wcdbService.getContact(username)
+        contactCache.set(username, result)
+        return result
+      }
+
       onProgress?.({
         current: 0,
         total: 100,
@@ -1859,6 +1900,12 @@ class ExportService {
       }
 
       const collected = await this.collectMessages(sessionId, cleanedMyWxid, options.dateRange)
+
+      // 如果没有消息,不创建文件
+      if (collected.rows.length === 0) {
+        return { success: false, error: '该会话在指定时间范围内没有消息' }
+      }
+
       const { exportMediaEnabled, mediaRootDir, mediaRelativePrefix } = this.getMediaLayout(outputPath, options)
 
       // ========== 阶段1：并行导出媒体文件 ==========
@@ -1951,7 +1998,7 @@ class ExportService {
 
         // 获取发送者信息用于名称显示
         const senderWxid = msg.senderUsername
-        const contact = await wcdbService.getContact(senderWxid)
+        const contact = await getContactCached(senderWxid)
         const senderNickname = contact.success && contact.contact?.nickName
           ? contact.contact.nickName
           : (senderInfo.displayName || senderWxid)
@@ -1994,7 +2041,7 @@ class ExportService {
       const { chatlab, meta } = this.getExportMeta(sessionId, sessionInfo, isGroup)
 
       // 获取会话的昵称和备注信息
-      const sessionContact = await wcdbService.getContact(sessionId)
+      const sessionContact = await getContactCached(sessionId)
       const sessionNickname = sessionContact.success && sessionContact.contact?.nickName
         ? sessionContact.contact.nickName
         : sessionInfo.displayName
@@ -2014,7 +2061,9 @@ class ExportService {
         options.displayNamePreference || 'remark'
       )
 
+      const weflow = this.getWeflowHeader()
       const detailedExport: any = {
+        weflow,
         session: {
           wxid: sessionId,
           nickname: sessionNickname,
@@ -2085,8 +2134,18 @@ class ExportService {
       const sessionInfo = await this.getContactInfo(sessionId)
       const myInfo = await this.getContactInfo(cleanedMyWxid)
 
+      const contactCache = new Map<string, { success: boolean; contact?: any; error?: string }>()
+      const getContactCached = async (username: string) => {
+        if (contactCache.has(username)) {
+          return contactCache.get(username)!
+        }
+        const result = await wcdbService.getContact(username)
+        contactCache.set(username, result)
+        return result
+      }
+
       // 获取会话的备注信息
-      const sessionContact = await wcdbService.getContact(sessionId)
+      const sessionContact = await getContactCached(sessionId)
       const sessionRemark = sessionContact.success && sessionContact.contact?.remark ? sessionContact.contact.remark : ''
       const sessionNickname = sessionContact.success && sessionContact.contact?.nickName ? sessionContact.contact.nickName : sessionId
 
@@ -2103,6 +2162,10 @@ class ExportService {
 
       const collected = await this.collectMessages(sessionId, cleanedMyWxid, options.dateRange)
 
+      // 如果没有消息,不创建文件
+      if (collected.rows.length === 0) {
+        return { success: false, error: '该会话在指定时间范围内没有消息' }
+      }
 
       onProgress?.({
         current: 30,
@@ -2315,7 +2378,7 @@ class ExportService {
           senderWxid = msg.senderUsername
 
           // 用 getContact 获取联系人详情，分别取昵称和备注
-          const contactDetail = await wcdbService.getContact(msg.senderUsername)
+          const contactDetail = await getContactCached(msg.senderUsername)
           if (contactDetail.success && contactDetail.contact) {
             // nickName 才是真正的昵称
             senderNickname = contactDetail.contact.nickName || msg.senderUsername
@@ -2330,7 +2393,7 @@ class ExportService {
         } else {
           // 单聊对方消息 - 用 getContact 获取联系人详情
           senderWxid = sessionId
-          const contactDetail = await wcdbService.getContact(sessionId)
+          const contactDetail = await getContactCached(sessionId)
           if (contactDetail.success && contactDetail.contact) {
             senderNickname = contactDetail.contact.nickName || sessionId
             senderRemark = contactDetail.contact.remark || ''
@@ -2351,12 +2414,15 @@ class ExportService {
         const row = worksheet.getRow(currentRow)
         row.height = 24
 
-        const contentValue = this.formatPlainExportContent(
-          msg.content,
-          msg.localType,
-          options,
-          voiceTranscriptMap.get(msg.localId)
-        )
+        const mediaKey = `${msg.localType}_${msg.localId}`
+        const mediaItem = mediaCache.get(mediaKey)
+        const contentValue = mediaItem?.relativePath
+          || this.formatPlainExportContent(
+            msg.content,
+            msg.localType,
+            options,
+            voiceTranscriptMap.get(msg.localId)
+          )
 
         // 调试日志
         if (msg.localType === 3 || msg.localType === 47) {
@@ -2495,6 +2561,12 @@ class ExportService {
       }
 
       const collected = await this.collectMessages(sessionId, cleanedMyWxid, options.dateRange)
+
+      // 如果没有消息,不创建文件
+      if (collected.rows.length === 0) {
+        return { success: false, error: '该会话在指定时间范围内没有消息' }
+      }
+
       const sortedMessages = collected.rows.sort((a, b) => a.createTime - b.createTime)
 
       const { exportMediaEnabled, mediaRootDir, mediaRelativePrefix } = this.getMediaLayout(outputPath, options)
@@ -2563,12 +2635,15 @@ class ExportService {
 
       for (let i = 0; i < sortedMessages.length; i++) {
         const msg = sortedMessages[i]
-        const contentValue = this.formatPlainExportContent(
-          msg.content,
-          msg.localType,
-          options,
-          voiceTranscriptMap.get(msg.localId)
-        )
+        const mediaKey = `${msg.localType}_${msg.localId}`
+        const mediaItem = mediaCache.get(mediaKey)
+        const contentValue = mediaItem?.relativePath
+          || this.formatPlainExportContent(
+            msg.content,
+            msg.localType,
+            options,
+            voiceTranscriptMap.get(msg.localId)
+          )
 
         let senderRole: string
         let senderWxid: string
@@ -2581,7 +2656,7 @@ class ExportService {
           senderNickname = myInfo.displayName || cleanedMyWxid
         } else if (isGroup && msg.senderUsername) {
           senderWxid = msg.senderUsername
-          const contactDetail = await wcdbService.getContact(msg.senderUsername)
+          const contactDetail = await getContactCached(msg.senderUsername)
           if (contactDetail.success && contactDetail.contact) {
             senderNickname = contactDetail.contact.nickName || msg.senderUsername
             senderRemark = contactDetail.contact.remark || ''
@@ -2592,7 +2667,7 @@ class ExportService {
           }
         } else {
           senderWxid = sessionId
-          const contactDetail = await wcdbService.getContact(sessionId)
+          const contactDetail = await getContactCached(sessionId)
           if (contactDetail.success && contactDetail.contact) {
             senderNickname = contactDetail.contact.nickName || sessionId
             senderRemark = contactDetail.contact.remark || ''
@@ -2670,6 +2745,12 @@ class ExportService {
       }
 
       const collected = await this.collectMessages(sessionId, cleanedMyWxid, options.dateRange)
+
+      // 如果没有消息,不创建文件
+      if (collected.rows.length === 0) {
+        return { success: false, error: '该会话在指定时间范围内没有消息' }
+      }
+
       if (isGroup) {
         await this.mergeGroupMembers(sessionId, collected.memberSet, options.exportAvatars === true)
       }
@@ -3017,13 +3098,20 @@ class ExportService {
       const sessionLayout = exportMediaEnabled
         ? (options.sessionLayout ?? 'per-session')
         : 'shared'
+      let completedCount = 0
+      const rawConcurrency = typeof options.exportConcurrency === 'number'
+        ? Math.floor(options.exportConcurrency)
+        : 2
+      const clampedConcurrency = Math.max(1, Math.min(rawConcurrency, 6))
+      const sessionConcurrency = (exportMediaEnabled && sessionLayout === 'shared')
+        ? 1
+        : clampedConcurrency
 
-      for (let i = 0; i < sessionIds.length; i++) {
-        const sessionId = sessionIds[i]
+      await parallelLimit(sessionIds, sessionConcurrency, async (sessionId) => {
         const sessionInfo = await this.getContactInfo(sessionId)
 
         onProgress?.({
-          current: i + 1,
+          current: completedCount,
           total: sessionIds.length,
           currentSession: sessionInfo.displayName,
           phase: 'exporting'
@@ -3065,7 +3153,15 @@ class ExportService {
           failCount++
           console.error(`导出 ${sessionId} 失败:`, result.error)
         }
-      }
+
+        completedCount++
+        onProgress?.({
+          current: completedCount,
+          total: sessionIds.length,
+          currentSession: sessionInfo.displayName,
+          phase: 'exporting'
+        })
+      })
 
       onProgress?.({
         current: sessionIds.length,

electron/services/imageDecryptService.ts

@@ -415,8 +415,14 @@ export class ImageDecryptService {
           if (imageDatName) this.cacheDatPath(accountDir, imageDatName, hardlinkPath)
           return hardlinkPath
         }
-        // hardlink 找到的是缩略图，但要求高清图，直接返回 null，不再搜索
+        // hardlink 找到的是缩略图，但要求高清图：尝试同目录查找高清变体
         if (!allowThumbnail && isThumb) {
+          const hdPath = this.findHdVariantInSameDir(hardlinkPath)
+          if (hdPath) {
+            this.cacheDatPath(accountDir, imageMd5, hdPath)
+            if (imageDatName) this.cacheDatPath(accountDir, imageDatName, hdPath)
+            return hdPath
+          }
           return null
         }
       }
@@ -432,6 +438,11 @@ export class ImageDecryptService {
             return fallbackPath
           }
           if (!allowThumbnail && isThumb) {
+            const hdPath = this.findHdVariantInSameDir(fallbackPath)
+            if (hdPath) {
+              this.cacheDatPath(accountDir, imageDatName, hdPath)
+              return hdPath
+            }
             return null
           }
         }
@@ -449,15 +460,20 @@ export class ImageDecryptService {
           this.cacheDatPath(accountDir, imageDatName, hardlinkPath)
           return hardlinkPath
         }
-        // hardlink 找到的是缩略图，但要求高清图，直接返回 null
+        // hardlink 找到的是缩略图，但要求高清图：尝试同目录查找高清变体
         if (!allowThumbnail && isThumb) {
+          const hdPath = this.findHdVariantInSameDir(hardlinkPath)
+          if (hdPath) {
+            this.cacheDatPath(accountDir, imageDatName, hdPath)
+            return hdPath
+          }
           return null
         }
       }
       this.logInfo('[ImageDecrypt] hardlink miss (datName)', { imageDatName })
     }
 
-    // 如果要求高清图但 hardlink 没找到，也不要搜索了（搜索太慢）
+    // 如果要求高清图但 hardlink 没找到，也不要搜索全盘了（搜索太慢）
     if (!allowThumbnail) {
       return null
     }
@@ -467,6 +483,9 @@ export class ImageDecryptService {
       const cached = this.resolvedCache.get(imageDatName)
       if (cached && existsSync(cached)) {
         if (allowThumbnail || !this.isThumbnailPath(cached)) return cached
+        // 缓存的是缩略图，尝试同目录找高清变体
+        const hdPath = this.findHdVariantInSameDir(cached)
+        if (hdPath) return hdPath
       }
     }
 
@@ -511,6 +530,38 @@ export class ImageDecryptService {
     return this.searchDatFile(accountDir, imageDatName, true, true)
   }
 
+  /**
+   * 在同目录中尝试查找高清图变体
+   * 缩略图: xxx_t.dat / xxx.t.dat -> 高清图: xxx_h.dat / xxx.h.dat / xxx.dat
+   */
+  private findHdVariantInSameDir(thumbPath: string): string | null {
+    try {
+      const dir = dirname(thumbPath)
+      const fileName = basename(thumbPath).toLowerCase()
+
+      let baseName = fileName
+      if (baseName.endsWith('_t.dat')) {
+        baseName = baseName.slice(0, -6)
+      } else if (baseName.endsWith('.t.dat')) {
+        baseName = baseName.slice(0, -6)
+      } else {
+        return null
+      }
+
+      const variants = [
+        `${baseName}_h.dat`,
+        `${baseName}.h.dat`,
+        `${baseName}.dat`
+      ]
+
+      for (const variant of variants) {
+        const candidate = join(dir, variant)
+        if (existsSync(candidate)) return candidate
+      }
+    } catch { }
+    return null
+  }
+
   private async checkHasUpdate(
     payload: { sessionId?: string; imageMd5?: string; imageDatName?: string },
     cacheKey: string,

package.json

@@ -1,6 +1,6 @@
 {
   "name": "weflow",
-  "version": "1.4.0",
+  "version": "1.4.1",
   "description": "WeFlow",
   "main": "dist-electron/main.js",
   "author": "cc",

src/App.tsx

@@ -17,6 +17,7 @@ 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 { useAppStore } from './stores/appStore'
 import { themes, useThemeStore, type ThemeId } from './stores/themeStore'
@@ -349,6 +350,7 @@ function App() {
               <Route path="/settings" element={<SettingsPage />} />
               <Route path="/export" element={<ExportPage />} />
               <Route path="/sns" element={<SnsPage />} />
+              <Route path="/contacts" element={<ContactsPage />} />
             </Routes>
           </RouteGuard>
         </main>

src/components/Sidebar.tsx

@@ -1,6 +1,6 @@
 import { useState } from 'react'
 import { NavLink, useLocation } from 'react-router-dom'
-import { Home, MessageSquare, BarChart3, Users, FileText, Database, Settings, ChevronLeft, ChevronRight, Download, Bot, Aperture } from 'lucide-react'
+import { Home, MessageSquare, BarChart3, Users, FileText, Database, Settings, ChevronLeft, ChevronRight, Download, Bot, Aperture, UserCircle } from 'lucide-react'
 import './Sidebar.scss'
 
 function Sidebar() {
@@ -44,7 +44,15 @@ function Sidebar() {
           <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

src/pages/ContactsPage.scss

@@ -0,0 +1,544 @@
+.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: 12px;
+    padding: 0 20px 12px;
+    flex-wrap: nowrap;
+    overflow-x: auto;
+    /* Allow horizontal scroll if needed on very small screens */
+
+    /* Hide scrollbar */
+    &::-webkit-scrollbar {
+      display: none;
+    }
+
+    .filter-checkbox {
+      display: flex;
+      /* Changed to flex with padding */
+      align-items: center;
+      gap: 8px;
+      cursor: pointer;
+      user-select: none;
+      font-size: 14px;
+      color: var(--text-primary);
+      padding: 6px 12px;
+      background: var(--bg-secondary);
+      border-radius: 8px;
+      transition: all 0.2s;
+
+      &:hover {
+        background: var(--bg-hover);
+      }
+
+      input[type="checkbox"] {
+        width: 16px;
+        height: 16px;
+        accent-color: var(--primary);
+        cursor: pointer;
+        opacity: 1;
+        /* Make visible */
+        position: static;
+        /* Make static */
+        pointer-events: auto;
+        /* Enable pointer events */
+      }
+
+      svg {
+        color: var(--text-secondary);
+        flex-shrink: 0;
+        margin-left: 2px;
+      }
+    }
+  }
+
+  .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 => c.type === 'friend').length,
+                    groups: contactsResult.contacts.filter(c => c.type === 'group').length,
+                    officials: contactsResult.contacts.filter(c => c.type === 'official').length,
+                    other: contactsResult.contacts.filter(c => c.type === 'other').length
+                })
+
+                // 获取头像URL
+                const usernames = contactsResult.contacts.map(c => c.username)
+                if (usernames.length > 0) {
+                    const avatarResult = await window.electronAPI.chat.enrichSessionsContactInfo(usernames)
+                    if (avatarResult.success && avatarResult.contacts) {
+                        contactsResult.contacts.forEach(contact => {
+                            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-checkbox">
+                        <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-checkbox">
+                        <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-checkbox">
+                        <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/ExportPage.tsx

@@ -24,6 +24,7 @@ interface ExportOptions {
   excelCompactColumns: boolean
   txtColumns: string[]
   displayNamePreference: 'group-nickname' | 'remark' | 'nickname'
+  exportConcurrency: number
 }
 
 interface ExportResult {
@@ -68,7 +69,8 @@ function ExportPage() {
     exportVoiceAsText: true,
     excelCompactColumns: true,
     txtColumns: defaultTxtColumns,
-    displayNamePreference: 'remark'
+    displayNamePreference: 'remark',
+    exportConcurrency: 2
   })
 
   const buildDateRangeFromPreset = (preset: string) => {
@@ -133,14 +135,16 @@ function ExportPage() {
         savedMedia,
         savedVoiceAsText,
         savedExcelCompactColumns,
-        savedTxtColumns
+        savedTxtColumns,
+        savedConcurrency
       ] = await Promise.all([
         configService.getExportDefaultFormat(),
         configService.getExportDefaultDateRange(),
         configService.getExportDefaultMedia(),
         configService.getExportDefaultVoiceAsText(),
         configService.getExportDefaultExcelCompactColumns(),
-        configService.getExportDefaultTxtColumns()
+        configService.getExportDefaultTxtColumns(),
+        configService.getExportDefaultConcurrency()
       ])
 
       const preset = savedRange || 'today'
@@ -155,7 +159,8 @@ function ExportPage() {
         exportMedia: savedMedia ?? false,
         exportVoiceAsText: savedVoiceAsText ?? true,
         excelCompactColumns: savedExcelCompactColumns ?? true,
-        txtColumns
+        txtColumns,
+        exportConcurrency: savedConcurrency ?? 2
       }))
     } catch (e) {
       console.error('加载导出默认设置失败:', e)
@@ -286,6 +291,7 @@ function ExportPage() {
         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),

src/pages/GroupAnalyticsPage.tsx

@@ -56,7 +56,7 @@ function GroupAnalyticsPage() {
 
   useEffect(() => {
     loadGroups()
-  }, [loadGroups])
+  }, [])
 
   useEffect(() => {
     if (searchQuery) {

src/pages/SettingsPage.tsx

@@ -77,6 +77,7 @@ function SettingsPage() {
   const [exportDefaultMedia, setExportDefaultMedia] = useState(false)
   const [exportDefaultVoiceAsText, setExportDefaultVoiceAsText] = useState(true)
   const [exportDefaultExcelCompactColumns, setExportDefaultExcelCompactColumns] = useState(true)
+  const [exportDefaultConcurrency, setExportDefaultConcurrency] = useState(2)
 
   const [isLoading, setIsLoadingState] = useState(false)
   const [isTesting, setIsTesting] = useState(false)
@@ -151,6 +152,7 @@ function SettingsPage() {
       const savedExportDefaultMedia = await configService.getExportDefaultMedia()
       const savedExportDefaultVoiceAsText = await configService.getExportDefaultVoiceAsText()
       const savedExportDefaultExcelCompactColumns = await configService.getExportDefaultExcelCompactColumns()
+      const savedExportDefaultConcurrency = await configService.getExportDefaultConcurrency()
 
       if (savedPath) setDbPath(savedPath)
       if (savedWxid) setWxid(savedWxid)
@@ -178,6 +180,7 @@ function SettingsPage() {
       setExportDefaultMedia(savedExportDefaultMedia ?? false)
       setExportDefaultVoiceAsText(savedExportDefaultVoiceAsText ?? true)
       setExportDefaultExcelCompactColumns(savedExportDefaultExcelCompactColumns ?? true)
+      setExportDefaultConcurrency(savedExportDefaultConcurrency ?? 2)
 
       // 如果语言列表为空，保存默认值
       if (!savedTranscribeLanguages || savedTranscribeLanguages.length === 0) {

src/services/config.ts

@@ -29,7 +29,8 @@ export const CONFIG_KEYS = {
   EXPORT_DEFAULT_MEDIA: 'exportDefaultMedia',
   EXPORT_DEFAULT_VOICE_AS_TEXT: 'exportDefaultVoiceAsText',
   EXPORT_DEFAULT_EXCEL_COMPACT_COLUMNS: 'exportDefaultExcelCompactColumns',
-  EXPORT_DEFAULT_TXT_COLUMNS: 'exportDefaultTxtColumns'
+  EXPORT_DEFAULT_TXT_COLUMNS: 'exportDefaultTxtColumns',
+  EXPORT_DEFAULT_CONCURRENCY: 'exportDefaultConcurrency'
 } as const
 
 export interface WxidConfig {
@@ -352,3 +353,15 @@ export async function getExportDefaultTxtColumns(): Promise<string[] | null> {
 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)
+}

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: {
@@ -76,6 +76,11 @@ 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>
@@ -315,6 +320,11 @@ 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: {
@@ -373,6 +383,7 @@ export interface ExportOptions {
   txtColumns?: string[]
   sessionLayout?: 'shared' | 'per-session'
   displayNamePreference?: 'group-nickname' | 'remark' | 'nickname'
+  exportConcurrency?: number
 }
 
 export interface ExportProgress {

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