Merge pull request #224 from xunchahaha/main

dev
2026-03-24 23:06:51 +00:00 · 2026-02-07 00:54:49 +08:00
parent c3e911e6fa 004ee5bbf0
commit f219b1a580
17 changed files with 1844 additions and 818 deletions
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -959,6 +959,10 @@ function registerIpcHandlers() {
  })

  // 导出相关
+  ipcMain.handle('export:getExportStats', async (_, sessionIds: string[], options: any) => {
+    return exportService.getExportStats(sessionIds, options)
+  })
+
  ipcMain.handle('export:exportSessions', async (event, sessionIds: string[], outputDir: string, options: ExportOptions) => {
    const onProgress = (progress: ExportProgress) => {
      if (!event.sender.isDestroyed()) {
--- a/electron/preload.ts
+++ b/electron/preload.ts
@@ -239,6 +239,8 @@ contextBridge.exposeInMainWorld('electronAPI', {

  // 导出
  export: {
+    getExportStats: (sessionIds: string[], options: any) =>
+      ipcRenderer.invoke('export:getExportStats', sessionIds, options),
    exportSessions: (sessionIds: string[], outputDir: string, options: any) =>
      ipcRenderer.invoke('export:exportSessions', sessionIds, outputDir, options),
    exportSession: (sessionId: string, outputPath: string, options: any) =>
--- a/electron/services/chatService.ts
+++ b/electron/services/chatService.ts
@@ -117,10 +117,13 @@ class ChatService {
  private voiceWavCache = new Map<string, Buffer>()
  private voiceTranscriptCache = new Map<string, string>()
  private voiceTranscriptPending = new Map<string, Promise<{ success: boolean; transcript?: string; error?: string }>>()
+  private transcriptCacheLoaded = false
+  private transcriptCacheDirty = false
+  private transcriptFlushTimer: ReturnType<typeof setTimeout> | null = null
  private mediaDbsCache: string[] | null = null
  private mediaDbsCacheTime = 0
  private readonly mediaDbsCacheTtl = 300000 // 5分钟
-  private readonly voiceCacheMaxEntries = 50
+  private readonly voiceWavCacheMaxEntries = 50
  // 缓存 media.db 的表结构信息
  private mediaDbSchemaCache = new Map<string, {
    voiceTable: string
@@ -2187,19 +2190,32 @@ class ChatService {

  /**
   * 清理拍一拍消息
-   * 格式示例: 我拍了拍 "梨绒" ງ໐໐໓ ຖiງht620000wxid_...
+   * 格式示例:
+   *   纯文本: 我拍了拍 "梨绒" ງ໐໐໓ ຖiງht620000wxid_...
+   *   XML: <msg><appmsg...><title>"有幸"拍了拍"浩天空"相信未来!</title>...</msg>
   */
  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
+    // 1. 优先从 XML <title> 标签提取内容
+    const titleMatch = /<title>([\s\S]*?)<\/title>/i.exec(content)
+    if (titleMatch) {
+      const title = titleMatch[1]
+        .replace(/<!\[CDATA\[/g, '')
+        .replace(/\]\]>/g, '')
+        .trim()
+      if (title) {
+        return `[拍一拍] ${title}`
+      }
+    }
+
+    // 2. 尝试匹配标准的 "A拍了拍B" 格式
    const match = /^(.+?拍了拍.+?)(?:[\r\n]|$|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)
+    // 3. 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
@@ -3498,6 +3514,8 @@ class ChatService {
  ): Promise<{ success: boolean; transcript?: string; error?: string }> {
    const startTime = Date.now()

+    // 确保磁盘缓存已加载
+    this.loadTranscriptCacheIfNeeded()

    try {
      let msgCreateTime = createTime
@@ -3625,18 +3643,76 @@ class ChatService {

  private cacheVoiceWav(cacheKey: string, wavData: Buffer): void {
    this.voiceWavCache.set(cacheKey, wavData)
-    if (this.voiceWavCache.size > this.voiceCacheMaxEntries) {
+    if (this.voiceWavCache.size > this.voiceWavCacheMaxEntries) {
      const oldestKey = this.voiceWavCache.keys().next().value
      if (oldestKey) this.voiceWavCache.delete(oldestKey)
    }
  }

+  /** 获取持久化转写缓存文件路径 */
+  private getTranscriptCachePath(): string {
+    const cachePath = this.configService.get('cachePath')
+    const base = cachePath || join(app.getPath('documents'), 'WeFlow')
+    return join(base, 'Voices', 'transcripts.json')
+  }
+
+  /** 首次访问时从磁盘加载转写缓存 */
+  private loadTranscriptCacheIfNeeded(): void {
+    if (this.transcriptCacheLoaded) return
+    this.transcriptCacheLoaded = true
+    try {
+      const filePath = this.getTranscriptCachePath()
+      if (existsSync(filePath)) {
+        const raw = readFileSync(filePath, 'utf-8')
+        const data = JSON.parse(raw) as Record<string, string>
+        for (const [k, v] of Object.entries(data)) {
+          if (typeof v === 'string') this.voiceTranscriptCache.set(k, v)
+        }
+        console.log(`[Transcribe] 从磁盘加载了 ${this.voiceTranscriptCache.size} 条转写缓存`)
+      }
+    } catch (e) {
+      console.error('[Transcribe] 加载转写缓存失败:', e)
+    }
+  }
+
+  /** 将转写缓存持久化到磁盘（防抖 3 秒） */
+  private scheduleTranscriptFlush(): void {
+    if (this.transcriptFlushTimer) return
+    this.transcriptFlushTimer = setTimeout(() => {
+      this.transcriptFlushTimer = null
+      this.flushTranscriptCache()
+    }, 3000)
+  }
+
+  /** 立即写入转写缓存到磁盘 */
+  flushTranscriptCache(): void {
+    if (!this.transcriptCacheDirty) return
+    try {
+      const filePath = this.getTranscriptCachePath()
+      const dir = dirname(filePath)
+      if (!existsSync(dir)) mkdirSync(dir, { recursive: true })
+      const obj: Record<string, string> = {}
+      for (const [k, v] of this.voiceTranscriptCache) obj[k] = v
+      writeFileSync(filePath, JSON.stringify(obj), 'utf-8')
+      this.transcriptCacheDirty = false
+    } catch (e) {
+      console.error('[Transcribe] 写入转写缓存失败:', e)
+    }
+  }
+
  private cacheVoiceTranscript(cacheKey: string, transcript: string): void {
    this.voiceTranscriptCache.set(cacheKey, transcript)
-    if (this.voiceTranscriptCache.size > this.voiceCacheMaxEntries) {
-      const oldestKey = this.voiceTranscriptCache.keys().next().value
-      if (oldestKey) this.voiceTranscriptCache.delete(oldestKey)
+    this.transcriptCacheDirty = true
+    this.scheduleTranscriptFlush()
  }
+
+  /**
+   * 检查某个语音消息是否已有缓存的转写结果
+   */
+  hasTranscriptCache(sessionId: string, msgId: string, createTime?: number): boolean {
+    this.loadTranscriptCacheIfNeeded()
+    const cacheKey = this.getVoiceCacheKey(sessionId, msgId, createTime)
+    return this.voiceTranscriptCache.has(cacheKey)
  }

  /**
--- a/electron/services/exportHtml.css
+++ b/electron/services/exportHtml.css
@@ -25,83 +25,87 @@ body {

 .page {
  max-width: 1080px;
-  margin: 32px auto 60px;
-  padding: 0 20px;
+  margin: 0 auto;
+  padding: 8px 20px;
+  height: 100vh;
+  display: flex;
+  flex-direction: column;
 }

 .header {
  background: var(--card);
-  border-radius: var(--radius);
-  box-shadow: var(--shadow);
-  padding: 24px;
-  margin-bottom: 24px;
+  border-radius: 12px;
+  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
+  padding: 12px 20px;
+  flex-shrink: 0;
 }

 .title {
-  font-size: 24px;
+  font-size: 16px;
  font-weight: 600;
-  margin: 0 0 8px;
+  margin: 0;
+  display: inline;
 }

 .meta {
  color: var(--muted);
-  font-size: 14px;
-  display: flex;
-  flex-wrap: wrap;
-  gap: 12px;
+  font-size: 13px;
+  display: inline;
+  margin-left: 12px;
+}
+
+.meta span {
+  margin-right: 10px;
 }

 .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;
+  align-items: center;
+  gap: 8px;
+  margin-top: 8px;
+  flex-wrap: wrap;
 }

-.control label {
-  font-size: 13px;
-  color: var(--muted);
-}
-
-.control input,
-.control select,
-.control button {
-  border-radius: 12px;
+.controls input,
+.controls button {
+  border-radius: 8px;
  border: 1px solid var(--border);
-  padding: 10px 12px;
-  font-size: 14px;
+  padding: 6px 10px;
+  font-size: 13px;
  font-family: inherit;
 }

-.control button {
+.controls input[type="search"] {
+  width: 200px;
+}
+
+.controls input[type="datetime-local"] {
+  width: 200px;
+}
+
+.controls button {
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
-  transition: transform 0.1s ease;
+  padding: 6px 14px;
 }

-.control button:active {
+.controls button:active {
  transform: scale(0.98);
 }

 .stats {
  font-size: 13px;
  color: var(--muted);
-  display: flex;
-  align-items: flex-end;
+  margin-left: auto;
 }

 .message-list {
  display: flex;
  flex-direction: column;
-  gap: 18px;
+  gap: 12px;
+  padding: 4px 0;
 }

 .message {
@@ -248,50 +252,11 @@ body {
  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;
+  transition: outline-color 0.3s;
 }

 .empty {
@@ -300,32 +265,29 @@ body[data-theme="teal-water"] {
  padding: 40px;
 }

-/* Virtual Scroll */
-.virtual-scroll-container {
-  height: calc(100vh - 180px);
-  /* Adjust based on header height */
+/* Scroll Container */
+.scroll-container {
+  flex: 1;
+  min-height: 0;
  overflow-y: auto;
-  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
-  margin-top: 20px;
+  margin-top: 8px;
+  margin-bottom: 8px;
+  padding: 12px;
+  -webkit-overflow-scrolling: touch;
 }

-.virtual-scroll-spacer {
-  opacity: 0;
-  pointer-events: none;
-  width: 1px;
+.scroll-container::-webkit-scrollbar {
+  width: 6px;
 }

-.virtual-scroll-content {
-  position: absolute;
-  top: 0;
-  left: 0;
-  width: 100%;
+.scroll-container::-webkit-scrollbar-thumb {
+  background: #c1c1c1;
+  border-radius: 3px;
 }

-.message-list {
-  /* Override message-list to be inside virtual scroll */
-  display: block;
+.load-sentinel {
+  height: 1px;
 }
--- a/electron/services/exportHtmlStyles.ts
+++ b/electron/services/exportHtmlStyles.ts
@@ -25,83 +25,87 @@ body {

 .page {
  max-width: 1080px;
-  margin: 32px auto 60px;
-  padding: 0 20px;
+  margin: 0 auto;
+  padding: 8px 20px;
+  height: 100vh;
+  display: flex;
+  flex-direction: column;
 }

 .header {
  background: var(--card);
-  border-radius: var(--radius);
-  box-shadow: var(--shadow);
-  padding: 24px;
-  margin-bottom: 24px;
+  border-radius: 12px;
+  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
+  padding: 12px 20px;
+  flex-shrink: 0;
 }

 .title {
-  font-size: 24px;
+  font-size: 16px;
  font-weight: 600;
-  margin: 0 0 8px;
+  margin: 0;
+  display: inline;
 }

 .meta {
  color: var(--muted);
-  font-size: 14px;
-  display: flex;
-  flex-wrap: wrap;
-  gap: 12px;
+  font-size: 13px;
+  display: inline;
+  margin-left: 12px;
+}
+
+.meta span {
+  margin-right: 10px;
 }

 .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;
+  align-items: center;
+  gap: 8px;
+  margin-top: 8px;
+  flex-wrap: wrap;
 }

-.control label {
-  font-size: 13px;
-  color: var(--muted);
-}
-
-.control input,
-.control select,
-.control button {
-  border-radius: 12px;
+.controls input,
+.controls button {
+  border-radius: 8px;
  border: 1px solid var(--border);
-  padding: 10px 12px;
-  font-size: 14px;
+  padding: 6px 10px;
+  font-size: 13px;
  font-family: inherit;
 }

-.control button {
+.controls input[type="search"] {
+  width: 200px;
+}
+
+.controls input[type="datetime-local"] {
+  width: 200px;
+}
+
+.controls button {
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
-  transition: transform 0.1s ease;
+  padding: 6px 14px;
 }

-.control button:active {
+.controls button:active {
  transform: scale(0.98);
 }

 .stats {
  font-size: 13px;
  color: var(--muted);
-  display: flex;
-  align-items: flex-end;
+  margin-left: auto;
 }

 .message-list {
  display: flex;
  flex-direction: column;
-  gap: 18px;
+  gap: 12px;
+  padding: 4px 0;
 }

 .message {
@@ -248,50 +252,11 @@ body {
  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;
+  transition: outline-color 0.3s;
 }

 .empty {
@@ -299,4 +264,32 @@ body[data-theme="teal-water"] {
  color: var(--muted);
  padding: 40px;
 }
+
+/* Scroll Container */
+.scroll-container {
+  flex: 1;
+  min-height: 0;
+  overflow-y: auto;
+  border: 1px solid var(--border);
+  border-radius: var(--radius);
+  background: var(--bg);
+  margin-top: 8px;
+  margin-bottom: 8px;
+  padding: 12px;
+  -webkit-overflow-scrolling: touch;
+}
+
+.scroll-container::-webkit-scrollbar {
+  width: 6px;
+}
+
+.scroll-container::-webkit-scrollbar-thumb {
+  background: #c1c1c1;
+  border-radius: 3px;
+}
+
+.load-sentinel {
+  height: 1px;
+}
 `;
+
--- a/electron/services/exportService.ts
+++ b/electron/services/exportService.ts
--- a/electron/services/groupAnalyticsService.ts
+++ b/electron/services/groupAnalyticsService.ts
@@ -105,19 +105,166 @@ class GroupAnalyticsService {
  /**
   * 从 DLL 获取群成员的群昵称
   */
-  private async getGroupNicknamesForRoom(chatroomId: string): Promise<Map<string, string>> {
+  private async getGroupNicknamesForRoom(chatroomId: string, candidates: string[] = []): Promise<Map<string, string>> {
    try {
-      const result = await wcdbService.getGroupNicknames(chatroomId)
-      if (result.success && result.nicknames) {
-        return new Map(Object.entries(result.nicknames))
-      }
+      const escapedChatroomId = chatroomId.replace(/'/g, "''")
+      const sql = `SELECT ext_buffer FROM chat_room WHERE username='${escapedChatroomId}' LIMIT 1`
+      const result = await wcdbService.execQuery('contact', null, sql)
+      if (!result.success || !result.rows || result.rows.length === 0) {
        return new Map<string, string>()
+      }
+
+      const extBuffer = this.decodeExtBuffer((result.rows[0] as any).ext_buffer)
+      if (!extBuffer) return new Map<string, string>()
+      return this.parseGroupNicknamesFromExtBuffer(extBuffer, candidates)
    } catch (e) {
      console.error('getGroupNicknamesForRoom error:', e)
      return new Map<string, string>()
    }
  }

+  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)
+  }
+
+  private decodeExtBuffer(value: unknown): Buffer | null {
+    if (!value) return null
+    if (Buffer.isBuffer(value)) return value
+    if (value instanceof Uint8Array) return Buffer.from(value)
+
+    if (typeof value === 'string') {
+      const raw = value.trim()
+      if (!raw) return null
+
+      if (this.looksLikeHex(raw)) {
+        try { return Buffer.from(raw, 'hex') } catch { }
+      }
+      if (this.looksLikeBase64(raw)) {
+        try { return Buffer.from(raw, 'base64') } catch { }
+      }
+
+      try { return Buffer.from(raw, 'hex') } catch { }
+      try { return Buffer.from(raw, 'base64') } catch { }
+      try { return Buffer.from(raw, 'utf8') } catch { }
+      return null
+    }
+
+    return null
+  }
+
+  private readVarint(buffer: Buffer, offset: number, limit: number = buffer.length): { value: number; next: number } | null {
+    let value = 0
+    let shift = 0
+    let pos = offset
+    while (pos < limit && shift <= 53) {
+      const byte = buffer[pos]
+      value += (byte & 0x7f) * Math.pow(2, shift)
+      pos += 1
+      if ((byte & 0x80) === 0) return { value, next: pos }
+      shift += 7
+    }
+    return null
+  }
+
+  private isLikelyMemberId(value: string): boolean {
+    const id = String(value || '').trim()
+    if (!id) return false
+    if (id.includes('@chatroom')) return false
+    if (id.length < 4 || id.length > 80) return false
+    return /^[A-Za-z][A-Za-z0-9_.@-]*$/.test(id)
+  }
+
+  private isLikelyNickname(value: string): boolean {
+    const cleaned = this.normalizeGroupNickname(value)
+    if (!cleaned) return false
+    if (/^wxid_[a-z0-9_]+$/i.test(cleaned)) return false
+    if (cleaned.includes('@chatroom')) return false
+    if (!/[\u4E00-\u9FFF\u3400-\u4DBF\w]/.test(cleaned)) return false
+    if (cleaned.length === 1) {
+      const code = cleaned.charCodeAt(0)
+      const isCjk = code >= 0x3400 && code <= 0x9fff
+      if (!isCjk) return false
+    }
+    return true
+  }
+
+  private parseGroupNicknamesFromExtBuffer(buffer: Buffer, candidates: string[] = []): Map<string, string> {
+    const nicknameMap = new Map<string, string>()
+    if (!buffer || buffer.length === 0) return nicknameMap
+
+    try {
+      const candidateSet = new Set(this.buildIdCandidates(candidates).map((id) => id.toLowerCase()))
+
+      for (let i = 0; i < buffer.length - 2; i += 1) {
+        if (buffer[i] !== 0x0a) continue
+
+        const idLenInfo = this.readVarint(buffer, i + 1)
+        if (!idLenInfo) continue
+        const idLen = idLenInfo.value
+        if (!Number.isFinite(idLen) || idLen <= 0 || idLen > 96) continue
+
+        const idStart = idLenInfo.next
+        const idEnd = idStart + idLen
+        if (idEnd > buffer.length) continue
+
+        const memberId = buffer.toString('utf8', idStart, idEnd).trim()
+        if (!this.isLikelyMemberId(memberId)) continue
+
+        const memberIdLower = memberId.toLowerCase()
+        if (candidateSet.size > 0 && !candidateSet.has(memberIdLower)) {
+          i = idEnd - 1
+          continue
+        }
+
+        const cursor = idEnd
+        if (cursor >= buffer.length || buffer[cursor] !== 0x12) {
+          i = idEnd - 1
+          continue
+        }
+
+        const nickLenInfo = this.readVarint(buffer, cursor + 1)
+        if (!nickLenInfo) {
+          i = idEnd - 1
+          continue
+        }
+
+        const nickLen = nickLenInfo.value
+        if (!Number.isFinite(nickLen) || nickLen <= 0 || nickLen > 128) {
+          i = idEnd - 1
+          continue
+        }
+
+        const nickStart = nickLenInfo.next
+        const nickEnd = nickStart + nickLen
+        if (nickEnd > buffer.length) {
+          i = idEnd - 1
+          continue
+        }
+
+        const rawNick = buffer.toString('utf8', nickStart, nickEnd)
+        const nickname = this.normalizeGroupNickname(rawNick.replace(/[\x00-\x1F\x7F]/g, '').trim())
+        if (!this.isLikelyNickname(nickname)) {
+          i = nickEnd - 1
+          continue
+        }
+
+        if (!nicknameMap.has(memberId)) nicknameMap.set(memberId, nickname)
+        if (!nicknameMap.has(memberIdLower)) nicknameMap.set(memberIdLower, nickname)
+        i = nickEnd - 1
+      }
+    } catch (e) {
+      console.error('Failed to parse chat_room.ext_buffer:', e)
+    }
+
+    return nicknameMap
+  }
+
  private escapeCsvValue(value: string): string {
    if (value == null) return ''
    const str = String(value)
@@ -127,14 +274,54 @@ class GroupAnalyticsService {
    return str
  }

-  private normalizeGroupNickname(value: string, wxid: string, fallback: string): string {
+  private normalizeGroupNickname(value: string): string {
    const trimmed = (value || '').trim()
-    if (!trimmed) return fallback
-    if (/^["'@]+$/.test(trimmed)) return fallback
-    if (trimmed.toLowerCase() === (wxid || '').toLowerCase()) return fallback
+    if (!trimmed) return ''
+    if (/^["'@]+$/.test(trimmed)) return ''
    return trimmed
  }

+  private buildIdCandidates(values: Array<string | undefined | null>): string[] {
+    const set = new Set<string>()
+    for (const rawValue of values) {
+      const raw = String(rawValue || '').trim()
+      if (!raw) continue
+      set.add(raw)
+      const cleaned = this.cleanAccountDirName(raw)
+      if (cleaned && cleaned !== raw) {
+        set.add(cleaned)
+      }
+    }
+    return Array.from(set)
+  }
+
+  private resolveGroupNicknameByCandidates(groupNicknames: Map<string, string>, candidates: string[]): string {
+    const idCandidates = this.buildIdCandidates(candidates)
+    if (idCandidates.length === 0) return ''
+
+    for (const id of idCandidates) {
+      const exact = this.normalizeGroupNickname(groupNicknames.get(id) || '')
+      if (exact) return exact
+    }
+
+    for (const id of idCandidates) {
+      const lower = id.toLowerCase()
+      let found = ''
+      let matched = 0
+      for (const [key, value] of groupNicknames.entries()) {
+        if (String(key || '').toLowerCase() !== lower) continue
+        const normalized = this.normalizeGroupNickname(value || '')
+        if (!normalized) continue
+        found = normalized
+        matched += 1
+        if (matched > 1) return ''
+      }
+      if (matched === 1 && found) return found
+    }
+
+    return ''
+  }
+
  private sanitizeWorksheetName(name: string): string {
    const cleaned = (name || '').replace(/[*?:\\/\\[\\]]/g, '_').trim()
    const limited = cleaned.slice(0, 31)
@@ -219,15 +406,24 @@ class GroupAnalyticsService {
        return { success: false, error: result.error || '获取群成员失败' }
      }

-      const members = result.members as { username: string; avatarUrl?: string }[]
+      const members = result.members as Array<{
+        username: string
+        avatarUrl?: string
+        originalName?: string
+      }>
      const usernames = members.map((m) => m.username).filter(Boolean)

-      const [displayNames, groupNicknames] = await Promise.all([
-        wcdbService.getDisplayNames(usernames),
-        this.getGroupNicknamesForRoom(chatroomId)
-      ])
+      const displayNamesPromise = wcdbService.getDisplayNames(usernames)

-      const contactMap = new Map<string, { remark?: string; nickName?: string; alias?: string }>()
+      const contactMap = new Map<string, {
+        remark?: string
+        nickName?: string
+        alias?: string
+        username?: string
+        userName?: string
+        encryptUsername?: string
+        encryptUserName?: string
+      }>()
      const concurrency = 6
      await this.parallelLimit(usernames, concurrency, async (username) => {
        const contactResult = await wcdbService.getContact(username)
@@ -236,13 +432,29 @@ class GroupAnalyticsService {
          contactMap.set(username, {
            remark: contact.remark || '',
            nickName: contact.nickName || contact.nick_name || '',
-            alias: contact.alias || ''
+            alias: contact.alias || '',
+            username: contact.username || '',
+            userName: contact.userName || contact.user_name || '',
+            encryptUsername: contact.encryptUsername || contact.encrypt_username || '',
+            encryptUserName: contact.encryptUserName || ''
          })
        } else {
          contactMap.set(username, { remark: '', nickName: '', alias: '' })
        }
      })

+      const displayNames = await displayNamesPromise
+      const nicknameCandidates = this.buildIdCandidates([
+        ...members.map((m) => m.username),
+        ...members.map((m) => m.originalName),
+        ...Array.from(contactMap.values()).map((c) => c?.username),
+        ...Array.from(contactMap.values()).map((c) => c?.userName),
+        ...Array.from(contactMap.values()).map((c) => c?.encryptUsername),
+        ...Array.from(contactMap.values()).map((c) => c?.encryptUserName),
+        ...Array.from(contactMap.values()).map((c) => c?.alias)
+      ])
+      const groupNicknames = await this.getGroupNicknamesForRoom(chatroomId, nicknameCandidates)
+
      const myWxid = this.cleanAccountDirName(this.configService.get('myWxid') || '')
      const data: GroupMember[] = members.map((m) => {
        const wxid = m.username || ''
@@ -251,13 +463,20 @@ class GroupAnalyticsService {
        const nickname = contact?.nickName || ''
        const remark = contact?.remark || ''
        const alias = contact?.alias || ''
-        const rawGroupNickname = groupNicknames.get(wxid.toLowerCase()) || ''
        const normalizedWxid = this.cleanAccountDirName(wxid)
-        const groupNickname = this.normalizeGroupNickname(
-          rawGroupNickname,
-          normalizedWxid === myWxid ? myWxid : wxid,
-          ''
-        )
+        const lookupCandidates = this.buildIdCandidates([
+          wxid,
+          m.originalName,
+          contact?.username,
+          contact?.userName,
+          contact?.encryptUsername,
+          contact?.encryptUserName,
+          alias
+        ])
+        if (normalizedWxid === myWxid) {
+          lookupCandidates.push(myWxid)
+        }
+        const groupNickname = this.resolveGroupNicknameByCandidates(groupNicknames, lookupCandidates)

        return {
          username: wxid,
@@ -418,18 +637,27 @@ class GroupAnalyticsService {
        return { success: false, error: membersResult.error || '获取群成员失败' }
      }

-      const members = membersResult.members as { username: string; avatarUrl?: string }[]
+      const members = membersResult.members as Array<{
+        username: string
+        avatarUrl?: string
+        originalName?: 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 displayNamesPromise = wcdbService.getDisplayNames(usernames)

-      const contactMap = new Map<string, { remark?: string; nickName?: string; alias?: string }>()
+      const contactMap = new Map<string, {
+        remark?: string
+        nickName?: string
+        alias?: string
+        username?: string
+        userName?: string
+        encryptUsername?: string
+        encryptUserName?: string
+      }>()
      const concurrency = 6
      await this.parallelLimit(usernames, concurrency, async (username) => {
        const result = await wcdbService.getContact(username)
@@ -438,7 +666,11 @@ class GroupAnalyticsService {
          contactMap.set(username, {
            remark: contact.remark || '',
            nickName: contact.nickName || contact.nick_name || '',
-            alias: contact.alias || ''
+            alias: contact.alias || '',
+            username: contact.username || '',
+            userName: contact.userName || contact.user_name || '',
+            encryptUsername: contact.encryptUsername || contact.encrypt_username || '',
+            encryptUserName: contact.encryptUserName || ''
          })
        } else {
          contactMap.set(username, { remark: '', nickName: '', alias: '' })
@@ -453,6 +685,18 @@ class GroupAnalyticsService {
      const rows: string[][] = [infoTitleRow, infoRow, metaRow, header]
      const myWxid = this.cleanAccountDirName(this.configService.get('myWxid') || '')

+      const displayNames = await displayNamesPromise
+      const nicknameCandidates = this.buildIdCandidates([
+        ...members.map((m) => m.username),
+        ...members.map((m) => m.originalName),
+        ...Array.from(contactMap.values()).map((c) => c?.username),
+        ...Array.from(contactMap.values()).map((c) => c?.userName),
+        ...Array.from(contactMap.values()).map((c) => c?.encryptUsername),
+        ...Array.from(contactMap.values()).map((c) => c?.encryptUserName),
+        ...Array.from(contactMap.values()).map((c) => c?.alias)
+      ])
+      const groupNicknames = await this.getGroupNicknamesForRoom(chatroomId, nicknameCandidates)
+
      for (const member of members) {
        const wxid = member.username
        const normalizedWxid = this.cleanAccountDirName(wxid || '')
@@ -460,13 +704,20 @@ class GroupAnalyticsService {
        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,
-          ''
-        )
+        const lookupCandidates = this.buildIdCandidates([
+          wxid,
+          member.originalName,
+          contact?.username,
+          contact?.userName,
+          contact?.encryptUsername,
+          contact?.encryptUserName,
+          alias
+        ])
+        if (normalizedWxid === myWxid) {
+          lookupCandidates.push(myWxid)
+        }
+        const groupNickname = this.resolveGroupNicknameByCandidates(groupNicknames, lookupCandidates)

        rows.push([nickName, remark, groupNickname, wxid, alias])
      }
--- a/src/App.scss
+++ b/src/App.scss
@@ -6,6 +6,17 @@
  animation: appFadeIn 0.35s ease-out;
 }

+.window-drag-region {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 150px; // 预留系统最小化/最大化/关闭按钮区域
+  height: 40px;
+  -webkit-app-region: drag;
+  pointer-events: auto;
+  z-index: 2000;
+}
+
 .main-layout {
  flex: 1;
  display: flex;
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -34,6 +34,7 @@ import UpdateDialog from './components/UpdateDialog'
 import UpdateProgressCapsule from './components/UpdateProgressCapsule'
 import LockScreen from './components/LockScreen'
 import { GlobalSessionMonitor } from './components/GlobalSessionMonitor'
+import { BatchTranscribeGlobal } from './components/BatchTranscribeGlobal'

 function App() {
  const navigate = useNavigate()
@@ -345,6 +346,7 @@ function App() {
  // 主窗口 - 完整布局
  return (
    <div className="app-container">
+      <div className="window-drag-region" aria-hidden="true" />
      {isLocked && (
        <LockScreen
          onUnlock={() => setLocked(false)}
@@ -360,6 +362,9 @@ function App() {
      {/* 全局会话监听与通知 */}
      <GlobalSessionMonitor />

+      {/* 全局批量转写进度浮窗 */}
+      <BatchTranscribeGlobal />
+
      {/* 用户协议弹窗 */}
      {showAgreement && !agreementLoading && (
        <div className="agreement-overlay">
--- a/src/components/BatchTranscribeGlobal.tsx
+++ b/src/components/BatchTranscribeGlobal.tsx
@@ -0,0 +1,102 @@
+import React from 'react'
+import { createPortal } from 'react-dom'
+import { Loader2, X, CheckCircle, XCircle, AlertCircle } from 'lucide-react'
+import { useBatchTranscribeStore } from '../stores/batchTranscribeStore'
+import '../styles/batchTranscribe.scss'
+
+/**
+ * 全局批量转写进度浮窗 + 结果弹窗
+ * 挂载在 App 层，切换页面时不会消失
+ */
+export const BatchTranscribeGlobal: React.FC = () => {
+  const {
+    isBatchTranscribing,
+    progress,
+    showToast,
+    showResult,
+    result,
+    sessionName,
+    setShowToast,
+    setShowResult
+  } = useBatchTranscribeStore()
+
+  return (
+    <>
+      {/* 批量转写进度浮窗（非阻塞） */}
+      {showToast && isBatchTranscribing && createPortal(
+        <div className="batch-progress-toast">
+          <div className="batch-progress-toast-header">
+            <div className="batch-progress-toast-title">
+              <Loader2 size={14} className="spin" />
+              <span>批量转写中{sessionName ? `（${sessionName}）` : ''}</span>
+            </div>
+            <button className="batch-progress-toast-close" onClick={() => setShowToast(false)} title="最小化">
+              <X size={14} />
+            </button>
+          </div>
+          <div className="batch-progress-toast-body">
+            <div className="progress-text">
+              <span>{progress.current} / {progress.total}</span>
+              <span className="progress-percent">
+                {progress.total > 0
+                  ? Math.round((progress.current / progress.total) * 100)
+                  : 0}%
+              </span>
+            </div>
+            <div className="progress-bar">
+              <div
+                className="progress-fill"
+                style={{
+                  width: `${progress.total > 0
+                    ? (progress.current / progress.total) * 100
+                    : 0}%`
+                }}
+              />
+            </div>
+          </div>
+        </div>,
+        document.body
+      )}
+
+      {/* 批量转写结果对话框 */}
+      {showResult && createPortal(
+        <div className="batch-modal-overlay" onClick={() => setShowResult(false)}>
+          <div className="batch-modal-content batch-result-modal" onClick={(e) => e.stopPropagation()}>
+            <div className="batch-modal-header">
+              <CheckCircle size={20} />
+              <h3>转写完成</h3>
+            </div>
+            <div className="batch-modal-body">
+              <div className="result-summary">
+                <div className="result-item success">
+                  <CheckCircle size={18} />
+                  <span className="label">成功:</span>
+                  <span className="value">{result.success} 条</span>
+                </div>
+                {result.fail > 0 && (
+                  <div className="result-item fail">
+                    <XCircle size={18} />
+                    <span className="label">失败:</span>
+                    <span className="value">{result.fail} 条</span>
+                  </div>
+                )}
+              </div>
+              {result.fail > 0 && (
+                <div className="result-tip">
+                  <AlertCircle size={16} />
+                  <span>部分语音转写失败，可能是语音文件损坏或网络问题</span>
+                </div>
+              )}
+            </div>
+            <div className="batch-modal-footer">
+              <button className="btn-primary" onClick={() => setShowResult(false)}>
+                确定
+              </button>
+            </div>
+          </div>
+        </div>,
+        document.body
+      )}
+    </>
+  )
+}
--- a/src/pages/ChatPage.scss
+++ b/src/pages/ChatPage.scss
@@ -2616,42 +2616,14 @@
  &:hover:not(:disabled) {
    color: var(--primary-color);
  }
+  &.transcribing {
+    color: var(--primary-color);
+    cursor: pointer;
+    opacity: 1 !important;
+  }
 }

-// 批量转写模态框基础样式
-.batch-modal-overlay {
-  position: fixed;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  background: rgba(0, 0, 0, 0.5);
-  backdrop-filter: blur(4px);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  z-index: 10000;
-  animation: batchFadeIn 0.2s ease-out;
-}
-
-.batch-modal-content {
-  background: var(--bg-primary);
-  border-radius: 12px;
-  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
-  max-height: 90vh;
-  overflow-y: auto;
-  animation: batchSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
-}
-
-@keyframes batchFadeIn {
-  from { opacity: 0; }
-  to { opacity: 1; }
-}
-
-@keyframes batchSlideUp {
-  from { opacity: 0; transform: translateY(20px); }
-  to { opacity: 1; transform: translateY(0); }
-}
+// 批量转写模态框基础样式（共享样式在 styles/batchTranscribe.scss）

 // 批量转写确认对话框
 .batch-confirm-modal {
@@ -2845,187 +2817,3 @@
    }
  }
 }
-
-// 批量转写进度对话框
-.batch-progress-modal {
-  width: 420px;
-  max-width: 90vw;
-
-  .batch-modal-header {
-    display: flex;
-    align-items: center;
-    gap: 0.75rem;
-    padding: 1.5rem;
-    border-bottom: 1px solid var(--border-color);
-
-    svg { color: var(--primary-color); }
-
-    h3 {
-      margin: 0;
-      font-size: 18px;
-      font-weight: 600;
-      color: var(--text-primary);
-    }
-  }
-
-  .batch-modal-body {
-    padding: 1.5rem;
-
-    .progress-info {
-      .progress-text {
-        display: flex;
-        justify-content: space-between;
-        align-items: center;
-        margin-bottom: 0.75rem;
-        font-size: 14px;
-        color: var(--text-secondary);
-
-        .progress-percent {
-          font-weight: 600;
-          color: var(--primary-color);
-          font-size: 16px;
-        }
-      }
-
-      .progress-bar {
-        height: 8px;
-        background: var(--bg-tertiary);
-        border-radius: 4px;
-        overflow: hidden;
-        margin-bottom: 1rem;
-
-        .progress-fill {
-          height: 100%;
-          background: linear-gradient(90deg, var(--primary-color), var(--primary-color));
-          border-radius: 4px;
-          transition: width 0.3s ease;
-        }
-      }
-    }
-
-    .batch-tip {
-      display: flex;
-      align-items: center;
-      justify-content: center;
-      padding: 0.75rem;
-      background: var(--bg-tertiary);
-      border-radius: 8px;
-
-      span {
-        font-size: 13px;
-        color: var(--text-secondary);
-      }
-    }
-  }
-}
-
-// 批量转写结果对话框
-.batch-result-modal {
-  width: 420px;
-  max-width: 90vw;
-
-  .batch-modal-header {
-    display: flex;
-    align-items: center;
-    gap: 0.75rem;
-    padding: 1.5rem;
-    border-bottom: 1px solid var(--border-color);
-
-    svg { color: #4caf50; }
-
-    h3 {
-      margin: 0;
-      font-size: 18px;
-      font-weight: 600;
-      color: var(--text-primary);
-    }
-  }
-
-  .batch-modal-body {
-    padding: 1.5rem;
-
-    .result-summary {
-      display: flex;
-      flex-direction: column;
-      gap: 0.75rem;
-      margin-bottom: 1rem;
-
-      .result-item {
-        display: flex;
-        align-items: center;
-        gap: 0.75rem;
-        padding: 1rem;
-        border-radius: 8px;
-        background: var(--bg-tertiary);
-
-        svg { flex-shrink: 0; }
-
-        .label {
-          font-size: 14px;
-          color: var(--text-secondary);
-        }
-
-        .value {
-          margin-left: auto;
-          font-size: 18px;
-          font-weight: 600;
-        }
-
-        &.success {
-          svg { color: #4caf50; }
-          .value { color: #4caf50; }
-        }
-
-        &.fail {
-          svg { color: #f44336; }
-          .value { color: #f44336; }
-        }
-      }
-    }
-
-    .result-tip {
-      display: flex;
-      align-items: flex-start;
-      gap: 0.5rem;
-      padding: 0.75rem;
-      background: rgba(255, 152, 0, 0.1);
-      border-radius: 8px;
-      border: 1px solid rgba(255, 152, 0, 0.3);
-
-      svg {
-        flex-shrink: 0;
-        margin-top: 2px;
-        color: #ff9800;
-      }
-
-      span {
-        font-size: 13px;
-        color: var(--text-secondary);
-        line-height: 1.5;
-      }
-    }
-  }
-
-  .batch-modal-footer {
-    display: flex;
-    justify-content: flex-end;
-    padding: 1rem 1.5rem;
-    border-top: 1px solid var(--border-color);
-
-    button {
-      padding: 0.5rem 1.5rem;
-      border-radius: 8px;
-      font-size: 14px;
-      font-weight: 500;
-      cursor: pointer;
-      transition: all 0.2s;
-      border: none;
-
-      &.btn-primary {
-        background: var(--primary-color);
-        color: white;
-        &:hover { opacity: 0.9; }
-      }
-    }
-  }
-}
--- a/src/pages/ChatPage.tsx
+++ b/src/pages/ChatPage.tsx
@@ -1,7 +1,9 @@
 import React, { useState, useEffect, useRef, useCallback, useMemo } from 'react'
-import { Search, MessageSquare, AlertCircle, Loader2, RefreshCw, X, ChevronDown, Info, Calendar, Database, Hash, Play, Pause, Image as ImageIcon, Link, Mic, CheckCircle, XCircle, Copy, Check } from 'lucide-react'
+import { Search, MessageSquare, AlertCircle, Loader2, RefreshCw, X, ChevronDown, Info, Calendar, Database, Hash, Play, Pause, Image as ImageIcon, Link, Mic, CheckCircle, Copy, Check, Download, BarChart3 } from 'lucide-react'
+import { useNavigate } from 'react-router-dom'
 import { createPortal } from 'react-dom'
 import { useChatStore } from '../stores/chatStore'
+import { useBatchTranscribeStore } from '../stores/batchTranscribeStore'
 import type { ChatSession, Message } from '../types/models'
 import { getEmojiPath } from 'wechat-emojis'
 import { VoiceTranscribeDialog } from '../components/VoiceTranscribeDialog'
@@ -116,6 +118,8 @@ const SessionItem = React.memo(function SessionItem({


 function ChatPage(_props: ChatPageProps) {
+  const navigate = useNavigate()
+
  const {
    isConnected,
    isConnecting,
@@ -175,17 +179,13 @@ function ChatPage(_props: ChatPageProps) {
  const [showVoiceTranscribeDialog, setShowVoiceTranscribeDialog] = useState(false)
  const [pendingVoiceTranscriptRequest, setPendingVoiceTranscriptRequest] = useState<{ sessionId: string; messageId: string } | null>(null)

-  // 批量语音转文字相关状态
-  const [isBatchTranscribing, setIsBatchTranscribing] = useState(false)
-  const [batchTranscribeProgress, setBatchTranscribeProgress] = useState({ current: 0, total: 0 })
+  // 批量语音转文字相关状态（进度/结果 由全局 store 管理）
+  const { isBatchTranscribing, progress: batchTranscribeProgress, showToast: showBatchProgress, startTranscribe, updateProgress, finishTranscribe, setShowToast: setShowBatchProgress } = useBatchTranscribeStore()
  const [showBatchConfirm, setShowBatchConfirm] = useState(false)
  const [batchVoiceCount, setBatchVoiceCount] = useState(0)
  const [batchVoiceMessages, setBatchVoiceMessages] = useState<Message[] | null>(null)
  const [batchVoiceDates, setBatchVoiceDates] = useState<string[]>([])
  const [batchSelectedDates, setBatchSelectedDates] = useState<Set<string>>(new Set())
-  const [showBatchProgress, setShowBatchProgress] = useState(false)
-  const [showBatchResult, setShowBatchResult] = useState(false)
-  const [batchResult, setBatchResult] = useState({ success: 0, fail: 0 })

  // 联系人信息加载控制
  const isEnrichingRef = useRef(false)
@@ -1231,7 +1231,7 @@ function ChatPage(_props: ChatPageProps) {
      return
    }

-    const voiceMessages = result.messages
+    const voiceMessages: Message[] = result.messages
    if (voiceMessages.length === 0) {
      alert('当前会话没有语音消息')
      return
@@ -1248,6 +1248,24 @@ function ChatPage(_props: ChatPageProps) {
    setShowBatchConfirm(true)
  }, [sessions, currentSessionId, isBatchTranscribing])

+  const handleExportCurrentSession = useCallback(() => {
+    if (!currentSessionId) return
+    navigate('/export', {
+      state: {
+        preselectSessionIds: [currentSessionId]
+      }
+    })
+  }, [currentSessionId, navigate])
+
+  const handleGroupAnalytics = useCallback(() => {
+    if (!currentSessionId || !isGroupChat(currentSessionId)) return
+    navigate('/group-analytics', {
+      state: {
+        preselectGroupIds: [currentSessionId]
+      }
+    })
+  }, [currentSessionId, navigate])
+
  // 确认批量转写
  const confirmBatchTranscribe = useCallback(async () => {
    if (!currentSessionId) return
@@ -1280,16 +1298,13 @@ function ChatPage(_props: ChatPageProps) {
    const session = sessions.find(s => s.username === currentSessionId)
    if (!session) return

-    setIsBatchTranscribing(true)
-    setShowBatchProgress(true)
-    setBatchTranscribeProgress({ current: 0, total: voiceMessages.length })
+    startTranscribe(voiceMessages.length, session.displayName || session.username)

    // 检查模型状态
    const modelStatus = await window.electronAPI.whisper.getModelStatus()
    if (!modelStatus?.exists) {
      alert('SenseVoice 模型未下载，请先在设置中下载模型')
-      setIsBatchTranscribing(false)
-      setShowBatchProgress(false)
+      finishTranscribe(0, 0)
      return
    }

@@ -1319,15 +1334,12 @@ function ChatPage(_props: ChatPageProps) {
        if (result.success) successCount++
        else failCount++
        completedCount++
-        setBatchTranscribeProgress({ current: completedCount, total: voiceMessages.length })
+        updateProgress(completedCount, voiceMessages.length)
      })
    }

-    setIsBatchTranscribing(false)
-    setShowBatchProgress(false)
-    setBatchResult({ success: successCount, fail: failCount })
-    setShowBatchResult(true)
-  }, [sessions, currentSessionId, batchSelectedDates, batchVoiceMessages])
+    finishTranscribe(successCount, failCount)
+  }, [sessions, currentSessionId, batchSelectedDates, batchVoiceMessages, startTranscribe, updateProgress, finishTranscribe])

  // 批量转写：按日期的消息数量
  const batchCountByDate = useMemo(() => {
@@ -1474,11 +1486,34 @@ function ChatPage(_props: ChatPageProps) {
                )}
              </div>
              <div className="header-actions">
+                {isGroupChat(currentSession.username) && (
                  <button
-                  className="icon-btn batch-transcribe-btn"
-                  onClick={handleBatchTranscribe}
-                  disabled={isBatchTranscribing || !currentSessionId}
-                  title={isBatchTranscribing ? `批量转写中 (${batchTranscribeProgress.current}/${batchTranscribeProgress.total})` : '批量语音转文字'}
+                    className="icon-btn group-analytics-btn"
+                    onClick={handleGroupAnalytics}
+                    title="群聊分析"
+                  >
+                    <BarChart3 size={18} />
+                  </button>
+                )}
+                <button
+                  className="icon-btn export-session-btn"
+                  onClick={handleExportCurrentSession}
+                  disabled={!currentSessionId}
+                  title="导出当前会话"
+                >
+                  <Download size={18} />
+                </button>
+                <button
+                  className={`icon-btn batch-transcribe-btn${isBatchTranscribing ? ' transcribing' : ''}`}
+                  onClick={() => {
+                    if (isBatchTranscribing) {
+                      setShowBatchProgress(true)
+                    } else {
+                      handleBatchTranscribe()
+                    }
+                  }}
+                  disabled={!currentSessionId}
+                  title={isBatchTranscribing ? `批量转写中 (${batchTranscribeProgress.current}/${batchTranscribeProgress.total})，点击查看进度` : '批量语音转文字'}
                >
                  {isBatchTranscribing ? (
                    <Loader2 size={18} className="spin" />
@@ -1813,84 +1848,6 @@ function ChatPage(_props: ChatPageProps) {
        </div>,
        document.body
      )}
-
-      {/* 批量转写进度对话框 */}
-      {showBatchProgress && createPortal(
-        <div className="batch-modal-overlay">
-          <div className="batch-modal-content batch-progress-modal" onClick={(e) => e.stopPropagation()}>
-            <div className="batch-modal-header">
-              <Loader2 size={20} className="spin" />
-              <h3>正在转写...</h3>
-            </div>
-            <div className="batch-modal-body">
-              <div className="progress-info">
-                <div className="progress-text">
-                  <span>已完成 {batchTranscribeProgress.current} / {batchTranscribeProgress.total} 条</span>
-                  <span className="progress-percent">
-                    {batchTranscribeProgress.total > 0
-                      ? Math.round((batchTranscribeProgress.current / batchTranscribeProgress.total) * 100)
-                      : 0}%
-                  </span>
-                </div>
-                <div className="progress-bar">
-                  <div
-                    className="progress-fill"
-                    style={{
-                      width: `${batchTranscribeProgress.total > 0
-                        ? (batchTranscribeProgress.current / batchTranscribeProgress.total) * 100
-                        : 0}%`
-                    }}
-                  />
-                </div>
-              </div>
-              <div className="batch-tip">
-                <span>转写过程中可以继续使用其他功能</span>
-              </div>
-            </div>
-          </div>
-        </div>,
-        document.body
-      )}
-
-      {/* 批量转写结果对话框 */}
-      {showBatchResult && createPortal(
-        <div className="batch-modal-overlay" onClick={() => setShowBatchResult(false)}>
-          <div className="batch-modal-content batch-result-modal" onClick={(e) => e.stopPropagation()}>
-            <div className="batch-modal-header">
-              <CheckCircle size={20} />
-              <h3>转写完成</h3>
-            </div>
-            <div className="batch-modal-body">
-              <div className="result-summary">
-                <div className="result-item success">
-                  <CheckCircle size={18} />
-                  <span className="label">成功:</span>
-                  <span className="value">{batchResult.success} 条</span>
-                </div>
-                {batchResult.fail > 0 && (
-                  <div className="result-item fail">
-                    <XCircle size={18} />
-                    <span className="label">失败:</span>
-                    <span className="value">{batchResult.fail} 条</span>
-                  </div>
-                )}
-              </div>
-              {batchResult.fail > 0 && (
-                <div className="result-tip">
-                  <AlertCircle size={16} />
-                  <span>部分语音转写失败，可能是语音文件损坏或网络问题</span>
-                </div>
-              )}
-            </div>
-            <div className="batch-modal-footer">
-              <button className="btn-primary" onClick={() => setShowBatchResult(false)}>
-                确定
-              </button>
-            </div>
-          </div>
-        </div>,
-        document.body
-      )}
    </div>
  )
 }
--- a/src/pages/ExportPage.tsx
+++ b/src/pages/ExportPage.tsx
@@ -1,4 +1,5 @@
-import { useState, useEffect, useCallback, useRef } from 'react'
+import { useState, useEffect, useCallback, useRef, useMemo } from 'react'
+import { useLocation } from 'react-router-dom'
 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'
@@ -38,6 +39,7 @@ interface ExportResult {
 type SessionLayout = 'shared' | 'per-session'

 function ExportPage() {
+  const location = useLocation()
  const defaultTxtColumns = ['index', 'time', 'senderRole', 'messageType', 'content']
  const [sessions, setSessions] = useState<ChatSession[]>([])
  const [filteredSessions, setFilteredSessions] = useState<ChatSession[]>([])
@@ -46,14 +48,36 @@ function ExportPage() {
  const [searchKeyword, setSearchKeyword] = useState('')
  const [exportFolder, setExportFolder] = useState<string>('')
  const [isExporting, setIsExporting] = useState(false)
-  const [exportProgress, setExportProgress] = useState({ current: 0, total: 0, currentName: '' })
+  const [exportProgress, setExportProgress] = useState({ current: 0, total: 0, currentName: '', phaseLabel: '', phaseProgress: 0, phaseTotal: 0 })
  const [exportResult, setExportResult] = useState<ExportResult | null>(null)
  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 [showPreExportDialog, setShowPreExportDialog] = useState(false)
+  const [preExportStats, setPreExportStats] = useState<{
+    totalMessages: number; voiceMessages: number; cachedVoiceCount: number;
+    needTranscribeCount: number; mediaMessages: number; estimatedSeconds: number
+  } | null>(null)
+  const [isLoadingStats, setIsLoadingStats] = useState(false)
+  const [pendingLayout, setPendingLayout] = useState<SessionLayout>('shared')
+  const exportStartTime = useRef<number>(0)
+  const [elapsedSeconds, setElapsedSeconds] = useState(0)
  const displayNameDropdownRef = useRef<HTMLDivElement>(null)
+  const preselectAppliedRef = useRef(false)
+
+  const preselectSessionIds = useMemo(() => {
+    const state = location.state as { preselectSessionIds?: unknown; preselectSessionId?: unknown } | null
+    const rawList = Array.isArray(state?.preselectSessionIds)
+      ? state?.preselectSessionIds
+      : (typeof state?.preselectSessionId === 'string' ? [state.preselectSessionId] : [])
+
+    return rawList
+      .filter((item): item is string => typeof item === 'string')
+      .map(item => item.trim())
+      .filter(Boolean)
+  }, [location.state])

  const [options, setOptions] = useState<ExportOptions>({
    format: 'excel',
@@ -175,6 +199,24 @@ function ExportPage() {
    loadExportDefaults()
  }, [loadSessions, loadExportPath, loadExportDefaults])

+  useEffect(() => {
+    preselectAppliedRef.current = false
+  }, [location.key, preselectSessionIds])
+
+  useEffect(() => {
+    if (preselectAppliedRef.current) return
+    if (sessions.length === 0 || preselectSessionIds.length === 0) return
+
+    const exists = new Set(sessions.map(session => session.username))
+    const matched = preselectSessionIds.filter(id => exists.has(id))
+    preselectAppliedRef.current = true
+
+    if (matched.length > 0) {
+      setSelectedSessions(new Set(matched))
+      setSearchKeyword('')
+    }
+  }, [sessions, preselectSessionIds])
+
  useEffect(() => {
    const handleChange = () => {
      setSelectedSessions(new Set())
@@ -189,17 +231,30 @@ function ExportPage() {
  }, [loadSessions])

  useEffect(() => {
-    const removeListener = window.electronAPI.export.onProgress?.((payload: { current: number; total: number; currentSession: string; phase: string }) => {
+    const removeListener = window.electronAPI.export.onProgress?.((payload: { current: number; total: number; currentSession: string; phase: string; phaseProgress?: number; phaseTotal?: number; phaseLabel?: string }) => {
      setExportProgress({
        current: payload.current,
        total: payload.total,
-        currentName: payload.currentSession
+        currentName: payload.currentSession,
+        phaseLabel: payload.phaseLabel || '',
+        phaseProgress: payload.phaseProgress || 0,
+        phaseTotal: payload.phaseTotal || 0
      })
    })
    return () => {
      removeListener?.()
    }
  }, [])
+
+  // 导出计时器
+  useEffect(() => {
+    if (!isExporting) return
+    const timer = setInterval(() => {
+      setElapsedSeconds(Math.floor((Date.now() - exportStartTime.current) / 1000))
+    }, 1000)
+    return () => clearInterval(timer)
+  }, [isExporting])
+
  useEffect(() => {
    const handleClickOutside = (event: MouseEvent) => {
      const target = event.target as Node
@@ -278,8 +333,10 @@ function ExportPage() {
    if (selectedSessions.size === 0 || !exportFolder) return

    setIsExporting(true)
-    setExportProgress({ current: 0, total: selectedSessions.size, currentName: '' })
+    setExportProgress({ current: 0, total: selectedSessions.size, currentName: '', phaseLabel: '', phaseProgress: 0, phaseTotal: 0 })
    setExportResult(null)
+    exportStartTime.current = Date.now()
+    setElapsedSeconds(0)

    try {
      const sessionList = Array.from(selectedSessions)
@@ -322,9 +379,41 @@ function ExportPage() {
    }
  }

-  const startExport = () => {
+  const startExport = async () => {
    if (selectedSessions.size === 0 || !exportFolder) return

+    // 先获取预估统计
+    setIsLoadingStats(true)
+    setShowPreExportDialog(true)
+    try {
+      const sessionList = Array.from(selectedSessions)
+      const exportOptions = {
+        format: options.format,
+        exportVoiceAsText: options.exportVoiceAsText,
+        exportMedia: options.exportMedia,
+        exportImages: options.exportMedia && options.exportImages,
+        exportVoices: options.exportMedia && options.exportVoices,
+        exportVideos: options.exportMedia && options.exportVideos,
+        exportEmojis: options.exportMedia && options.exportEmojis,
+        dateRange: options.useAllTime ? null : options.dateRange ? {
+          start: Math.floor(options.dateRange.start.getTime() / 1000),
+          end: Math.floor(new Date(options.dateRange.end.getFullYear(), options.dateRange.end.getMonth(), options.dateRange.end.getDate(), 23, 59, 59).getTime() / 1000)
+        } : null
+      }
+      const stats = await window.electronAPI.export.getExportStats(sessionList, exportOptions)
+      setPreExportStats(stats)
+    } catch (e) {
+      console.error('获取导出统计失败:', e)
+      setPreExportStats(null)
+    } finally {
+      setIsLoadingStats(false)
+    }
+  }
+
+  const confirmExport = () => {
+    setShowPreExportDialog(false)
+    setPreExportStats(null)
+
    if (options.exportMedia && selectedSessions.size > 1) {
      setShowMediaLayoutPrompt(true)
      return
@@ -814,6 +903,71 @@ function ExportPage() {
        </div>
      )}

+      {/* 导出前预估弹窗 */}
+      {showPreExportDialog && (
+        <div className="export-overlay">
+          <div className="export-layout-modal" onClick={e => e.stopPropagation()}>
+            <h3>导出预估</h3>
+            {isLoadingStats ? (
+              <div style={{ display: 'flex', alignItems: 'center', gap: 8, padding: '24px 0', justifyContent: 'center' }}>
+                <Loader2 size={20} className="spin" />
+                <span style={{ fontSize: 14, color: 'var(--text-secondary)' }}>正在统计消息...</span>
+              </div>
+            ) : preExportStats ? (
+              <div style={{ padding: '12px 0' }}>
+                <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: '12px 24px', fontSize: 14 }}>
+                  <div>
+                    <span style={{ color: 'var(--text-secondary)' }}>会话数</span>
+                    <div style={{ fontWeight: 600, fontSize: 18, marginTop: 2 }}>{selectedSessions.size}</div>
+                  </div>
+                  <div>
+                    <span style={{ color: 'var(--text-secondary)' }}>总消息</span>
+                    <div style={{ fontWeight: 600, fontSize: 18, marginTop: 2 }}>{preExportStats.totalMessages.toLocaleString()}</div>
+                  </div>
+                  {options.exportVoiceAsText && preExportStats.voiceMessages > 0 && (
+                    <>
+                      <div>
+                        <span style={{ color: 'var(--text-secondary)' }}>语音消息</span>
+                        <div style={{ fontWeight: 600, fontSize: 18, marginTop: 2 }}>{preExportStats.voiceMessages}</div>
+                      </div>
+                      <div>
+                        <span style={{ color: 'var(--text-secondary)' }}>已有缓存</span>
+                        <div style={{ fontWeight: 600, fontSize: 18, marginTop: 2, color: 'var(--primary)' }}>{preExportStats.cachedVoiceCount}</div>
+                      </div>
+                    </>
+                  )}
+                </div>
+                {options.exportVoiceAsText && preExportStats.needTranscribeCount > 0 && (
+                  <div style={{ marginTop: 16, padding: '10px 12px', background: 'var(--bg-tertiary)', borderRadius: 8, fontSize: 13 }}>
+                    <span style={{ color: 'var(--text-warning, #e6a23c)' }}>⚠</span>
+                    {' '}需要转写 <b>{preExportStats.needTranscribeCount}</b> 条语音，预计耗时约 <b>{preExportStats.estimatedSeconds > 60
+                      ? `${Math.round(preExportStats.estimatedSeconds / 60)} 分钟`
+                      : `${preExportStats.estimatedSeconds} 秒`
+                    }</b>
+                  </div>
+                )}
+                {options.exportVoiceAsText && preExportStats.voiceMessages > 0 && preExportStats.needTranscribeCount === 0 && (
+                  <div style={{ marginTop: 16, padding: '10px 12px', background: 'var(--bg-tertiary)', borderRadius: 8, fontSize: 13 }}>
+                    <span style={{ color: 'var(--text-success, #67c23a)' }}>✓</span>
+                    {' '}所有 {preExportStats.voiceMessages} 条语音已有转写缓存，无需重新转写
+                  </div>
+                )}
+              </div>
+            ) : (
+              <p style={{ fontSize: 14, color: 'var(--text-secondary)', padding: '16px 0' }}>统计信息获取失败，仍可继续导出</p>
+            )}
+            <div className="layout-actions" style={{ display: 'flex', gap: 8, justifyContent: 'flex-end', marginTop: 8 }}>
+              <button className="layout-cancel-btn" onClick={() => { setShowPreExportDialog(false); setPreExportStats(null) }}>
+                取消
+              </button>
+              <button className="layout-option-btn primary" onClick={confirmExport} disabled={isLoadingStats}>
+                <span className="layout-title">开始导出</span>
+              </button>
+            </div>
+          </div>
+        </div>
+      )}
+
      {/* 导出进度弹窗 */}
      {isExporting && (
        <div className="export-overlay">
@@ -823,13 +977,31 @@ function ExportPage() {
            </div>
            <h3>正在导出</h3>
            <p className="progress-text">{exportProgress.currentName}</p>
+            {exportProgress.phaseLabel && (
+              <p className="progress-phase-label" style={{ fontSize: 13, color: 'var(--text-secondary)', margin: '4px 0 8px' }}>
+                {exportProgress.phaseLabel}
+              </p>
+            )}
+            {exportProgress.phaseTotal > 0 && (
+              <div className="progress-bar" style={{ marginBottom: 8 }}>
+                <div
+                  className="progress-fill"
+                  style={{ width: `${(exportProgress.phaseProgress / exportProgress.phaseTotal) * 100}%`, background: 'var(--primary-light, #79bbff)' }}
+                />
+              </div>
+            )}
            <div className="progress-bar">
              <div
                className="progress-fill"
-                style={{ width: `${(exportProgress.current / exportProgress.total) * 100}%` }}
+                style={{ width: `${exportProgress.total > 0 ? (exportProgress.current / exportProgress.total) * 100 : 0}%` }}
              />
            </div>
-            <p className="progress-count">{exportProgress.current} / {exportProgress.total}</p>
+            <p className="progress-count">
+              {exportProgress.current} / {exportProgress.total} 个会话
+              <span style={{ marginLeft: 12, fontSize: 12, color: 'var(--text-secondary)' }}>
+                {elapsedSeconds > 0 && `已用 ${elapsedSeconds >= 60 ? `${Math.floor(elapsedSeconds / 60)}分${elapsedSeconds % 60}秒` : `${elapsedSeconds}秒`}`}
+              </span>
+            </p>
          </div>
        </div>
      )}
--- a/src/pages/GroupAnalyticsPage.tsx
+++ b/src/pages/GroupAnalyticsPage.tsx
@@ -1,4 +1,5 @@
-import { useState, useEffect, useRef, useCallback } from 'react'
+import { useState, useEffect, useRef, useCallback, useMemo } from 'react'
+import { useLocation } from 'react-router-dom'
 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'
@@ -30,6 +31,7 @@ interface GroupMessageRank {
 type AnalysisFunction = 'members' | 'ranking' | 'activeHours' | 'mediaStats'

 function GroupAnalyticsPage() {
+  const location = useLocation()
  const [groups, setGroups] = useState<GroupChatInfo[]>([])
  const [filteredGroups, setFilteredGroups] = useState<GroupChatInfo[]>([])
  const [isLoading, setIsLoading] = useState(true)
@@ -58,11 +60,28 @@ function GroupAnalyticsPage() {
  const [sidebarWidth, setSidebarWidth] = useState(300)
  const [isResizing, setIsResizing] = useState(false)
  const containerRef = useRef<HTMLDivElement>(null)
+  const preselectAppliedRef = useRef(false)
+
+  const preselectGroupIds = useMemo(() => {
+    const state = location.state as { preselectGroupIds?: unknown; preselectGroupId?: unknown } | null
+    const rawList = Array.isArray(state?.preselectGroupIds)
+      ? state.preselectGroupIds
+      : (typeof state?.preselectGroupId === 'string' ? [state.preselectGroupId] : [])
+
+    return rawList
+      .filter((item): item is string => typeof item === 'string')
+      .map(item => item.trim())
+      .filter(Boolean)
+  }, [location.state])

  useEffect(() => {
    loadGroups()
  }, [])

+  useEffect(() => {
+    preselectAppliedRef.current = false
+  }, [location.key, preselectGroupIds])
+
  useEffect(() => {
    if (searchQuery) {
      setFilteredGroups(groups.filter(g => g.displayName.toLowerCase().includes(searchQuery.toLowerCase())))
@@ -71,6 +90,20 @@ function GroupAnalyticsPage() {
    }
  }, [searchQuery, groups])

+  useEffect(() => {
+    if (preselectAppliedRef.current) return
+    if (groups.length === 0 || preselectGroupIds.length === 0) return
+
+    const matchedGroup = groups.find(group => preselectGroupIds.includes(group.username))
+    preselectAppliedRef.current = true
+
+    if (matchedGroup) {
+      setSelectedGroup(matchedGroup)
+      setSelectedFunction(null)
+      setSearchQuery('')
+    }
+  }, [groups, preselectGroupIds])
+
  // 拖动调整宽度
  useEffect(() => {
    const handleMouseMove = (e: MouseEvent) => {
--- a/src/stores/batchTranscribeStore.ts
+++ b/src/stores/batchTranscribeStore.ts
@@ -0,0 +1,65 @@
+import { create } from 'zustand'
+
+export interface BatchTranscribeState {
+  /** 是否正在批量转写 */
+  isBatchTranscribing: boolean
+  /** 转写进度 */
+  progress: { current: number; total: number }
+  /** 是否显示进度浮窗 */
+  showToast: boolean
+  /** 是否显示结果弹窗 */
+  showResult: boolean
+  /** 转写结果 */
+  result: { success: number; fail: number }
+  /** 当前转写的会话名 */
+  sessionName: string
+
+  // Actions
+  startTranscribe: (total: number, sessionName: string) => void
+  updateProgress: (current: number, total: number) => void
+  finishTranscribe: (success: number, fail: number) => void
+  setShowToast: (show: boolean) => void
+  setShowResult: (show: boolean) => void
+  reset: () => void
+}
+
+export const useBatchTranscribeStore = create<BatchTranscribeState>((set) => ({
+  isBatchTranscribing: false,
+  progress: { current: 0, total: 0 },
+  showToast: false,
+  showResult: false,
+  result: { success: 0, fail: 0 },
+  sessionName: '',
+
+  startTranscribe: (total, sessionName) => set({
+    isBatchTranscribing: true,
+    showToast: true,
+    progress: { current: 0, total },
+    showResult: false,
+    result: { success: 0, fail: 0 },
+    sessionName
+  }),
+
+  updateProgress: (current, total) => set({
+    progress: { current, total }
+  }),
+
+  finishTranscribe: (success, fail) => set({
+    isBatchTranscribing: false,
+    showToast: false,
+    showResult: true,
+    result: { success, fail }
+  }),
+
+  setShowToast: (show) => set({ showToast: show }),
+  setShowResult: (show) => set({ showResult: show }),
+
+  reset: () => set({
+    isBatchTranscribing: false,
+    progress: { current: 0, total: 0 },
+    showToast: false,
+    showResult: false,
+    result: { success: 0, fail: 0 },
+    sessionName: ''
+  })
+}))
--- a/src/styles/batchTranscribe.scss
+++ b/src/styles/batchTranscribe.scss
@@ -0,0 +1,238 @@
+// 批量转写 - 共享基础样式（overlay / modal-content / animations）
+// 被 ChatPage.scss 和 BatchTranscribeGlobal.tsx 同时使用
+
+.batch-modal-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background: rgba(0, 0, 0, 0.5);
+  backdrop-filter: blur(4px);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 10000;
+  animation: batchFadeIn 0.2s ease-out;
+}
+
+.batch-modal-content {
+  background: var(--bg-primary);
+  border-radius: 12px;
+  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
+  max-height: 90vh;
+  overflow-y: auto;
+  animation: batchSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+
+@keyframes batchFadeIn {
+  from { opacity: 0; }
+  to { opacity: 1; }
+}
+
+@keyframes batchSlideUp {
+  from { opacity: 0; transform: translateY(20px); }
+  to { opacity: 1; transform: translateY(0); }
+}
+
+// 批量转写进度浮窗（非阻塞 toast）
+.batch-progress-toast {
+  position: fixed;
+  bottom: 24px;
+  right: 24px;
+  width: 320px;
+  background: var(--bg-primary);
+  border-radius: 12px;
+  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
+  border: 1px solid var(--border-color);
+  z-index: 10000;
+  animation: batchToastSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+  overflow: hidden;
+
+  .batch-progress-toast-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 10px 14px;
+    border-bottom: 1px solid var(--border-color);
+
+    .batch-progress-toast-title {
+      display: flex;
+      align-items: center;
+      gap: 8px;
+      font-size: 13px;
+      font-weight: 600;
+      color: var(--text-primary);
+
+      svg { color: var(--primary-color); }
+    }
+  }
+
+  .batch-progress-toast-close {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 24px;
+    height: 24px;
+    border: none;
+    background: transparent;
+    border-radius: 6px;
+    color: var(--text-secondary);
+    cursor: pointer;
+    transition: background 0.15s, color 0.15s;
+
+    &:hover {
+      background: var(--bg-tertiary);
+      color: var(--text-primary);
+    }
+  }
+
+  .batch-progress-toast-body {
+    padding: 12px 14px;
+
+    .progress-text {
+      display: flex;
+      justify-content: space-between;
+      align-items: center;
+      margin-bottom: 8px;
+      font-size: 12px;
+      color: var(--text-secondary);
+
+      .progress-percent {
+        font-weight: 600;
+        color: var(--primary-color);
+        font-size: 13px;
+      }
+    }
+
+    .progress-bar {
+      height: 6px;
+      background: var(--bg-tertiary);
+      border-radius: 3px;
+      overflow: hidden;
+
+      .progress-fill {
+        height: 100%;
+        background: linear-gradient(90deg, var(--primary-color), var(--primary-color));
+        border-radius: 3px;
+        transition: width 0.3s ease;
+      }
+    }
+  }
+}
+
+@keyframes batchToastSlideIn {
+  from { opacity: 0; transform: translateY(16px) scale(0.96); }
+  to { opacity: 1; transform: translateY(0) scale(1); }
+}
+
+// 批量转写结果对话框
+.batch-result-modal {
+  width: 420px;
+  max-width: 90vw;
+
+  .batch-modal-header {
+    display: flex;
+    align-items: center;
+    gap: 0.75rem;
+    padding: 1.5rem;
+    border-bottom: 1px solid var(--border-color);
+
+    svg { color: #4caf50; }
+
+    h3 {
+      margin: 0;
+      font-size: 18px;
+      font-weight: 600;
+      color: var(--text-primary);
+    }
+  }
+
+  .batch-modal-body {
+    padding: 1.5rem;
+
+    .result-summary {
+      display: flex;
+      flex-direction: column;
+      gap: 0.75rem;
+      margin-bottom: 1rem;
+
+      .result-item {
+        display: flex;
+        align-items: center;
+        gap: 0.75rem;
+        padding: 1rem;
+        border-radius: 8px;
+        background: var(--bg-tertiary);
+
+        svg { flex-shrink: 0; }
+
+        .label {
+          font-size: 14px;
+          color: var(--text-secondary);
+        }
+
+        .value {
+          margin-left: auto;
+          font-size: 18px;
+          font-weight: 600;
+        }
+
+        &.success {
+          svg { color: #4caf50; }
+          .value { color: #4caf50; }
+        }
+
+        &.fail {
+          svg { color: #f44336; }
+          .value { color: #f44336; }
+        }
+      }
+    }
+
+    .result-tip {
+      display: flex;
+      align-items: flex-start;
+      gap: 0.5rem;
+      padding: 0.75rem;
+      background: rgba(255, 152, 0, 0.1);
+      border-radius: 8px;
+      border: 1px solid rgba(255, 152, 0, 0.3);
+
+      svg {
+        flex-shrink: 0;
+        margin-top: 2px;
+        color: #ff9800;
+      }
+
+      span {
+        font-size: 13px;
+        color: var(--text-secondary);
+        line-height: 1.5;
+      }
+    }
+  }
+
+  .batch-modal-footer {
+    display: flex;
+    justify-content: flex-end;
+    padding: 1rem 1.5rem;
+    border-top: 1px solid var(--border-color);
+
+    button {
+      padding: 0.5rem 1.5rem;
+      border-radius: 8px;
+      font-size: 14px;
+      font-weight: 500;
+      cursor: pointer;
+      transition: all 0.2s;
+      border: none;
+
+      &.btn-primary {
+        background: var(--primary-color);
+        color: white;
+        &:hover { opacity: 0.9; }
+      }
+    }
+  }
+}
--- a/src/types/electron.d.ts
+++ b/src/types/electron.d.ts
@@ -403,6 +403,15 @@ export interface ElectronAPI {
    onProgress: (callback: (payload: { status: string; progress: number }) => void) => () => void
  }
  export: {
+    getExportStats: (sessionIds: string[], options: any) => Promise<{
+      totalMessages: number
+      voiceMessages: number
+      cachedVoiceCount: number
+      needTranscribeCount: number
+      mediaMessages: number
+      estimatedSeconds: number
+      sessions: Array<{ sessionId: string; displayName: string; totalCount: number; voiceCount: number }>
+    }>
    exportSessions: (sessionIds: string[], outputDir: string, options: ExportOptions) => Promise<{
      success: boolean
      successCount?: number
@@ -494,7 +503,10 @@ export interface ExportProgress {
  current: number
  total: number
  currentSession: string
-  phase: 'preparing' | 'exporting' | 'writing' | 'complete'
+  phase: 'preparing' | 'exporting' | 'exporting-media' | 'exporting-voice' | 'writing' | 'complete'
+  phaseProgress?: number
+  phaseTotal?: number
+  phaseLabel?: string
 }

 export interface WxidInfo {