修复图片解密 修复密钥获取

electron/main.ts

@@ -1533,10 +1533,10 @@ function registerIpcHandlers() {
     })
   })
 
-  ipcMain.handle('key:autoGetImageKey', async (event, manualDir?: string) => {
+  ipcMain.handle('key:autoGetImageKey', async (event, manualDir?: string, wxid?: string) => {
     return keyService.autoGetImageKey(manualDir, (message) => {
       event.sender.send('key:imageKeyStatus', { message })
-    })
+    }, wxid)
   })
 
   // HTTP API 服务

electron/preload.ts

@@ -113,7 +113,7 @@ contextBridge.exposeInMainWorld('electronAPI', {
   // 密钥获取
   key: {
     autoGetDbKey: () => ipcRenderer.invoke('key:autoGetDbKey'),
-    autoGetImageKey: (manualDir?: string) => ipcRenderer.invoke('key:autoGetImageKey', manualDir),
+    autoGetImageKey: (manualDir?: string, wxid?: string) => ipcRenderer.invoke('key:autoGetImageKey', manualDir, wxid),
     onDbKeyStatus: (callback: (payload: { message: string; level: number }) => void) => {
       ipcRenderer.on('key:dbKeyStatus', (_, payload) => callback(payload))
       return () => ipcRenderer.removeAllListeners('key:dbKeyStatus')

electron/services/imageDecryptService.ts

@@ -15,8 +15,16 @@ function getStaticFfmpegPath(): string | null {
     // eslint-disable-next-line @typescript-eslint/no-var-requires
     const ffmpegStatic = require('ffmpeg-static')
 
-    if (typeof ffmpegStatic === 'string' && existsSync(ffmpegStatic)) {
-      return ffmpegStatic
+    if (typeof ffmpegStatic === 'string') {
+      // 修复：如果路径包含 app.asar（打包后），自动替换为 app.asar.unpacked
+      let fixedPath = ffmpegStatic
+      if (fixedPath.includes('app.asar') && !fixedPath.includes('app.asar.unpacked')) {
+        fixedPath = fixedPath.replace('app.asar', 'app.asar.unpacked')
+      }
+
+      if (existsSync(fixedPath)) {
+        return fixedPath
+      }
     }
 
     // 方法2: 手动构建路径（开发环境）

electron/services/keyService.ts

@@ -651,7 +651,8 @@ export class KeyService {
 
   async autoGetImageKey(
       manualDir?: string,
-      onProgress?: (message: string) => void
+      onProgress?: (message: string) => void,
+      wxidParam?: string
   ): Promise<ImageKeyResult> {
     if (!this.ensureWin32()) return { success: false, error: '仅支持 Windows' }
     if (!this.ensureLoaded()) return { success: false, error: 'wx_key.dll 未加载' }
@@ -683,20 +684,29 @@ export class KeyService {
     const codes: number[] = accounts[0].keys.map((k: any) => k.code)
     console.log('[ImageKey] codes:', codes, 'DLL wxids:', accounts.map((a: any) => a.wxid))
 
-    // 从 manualDir 提取前端已配置好的正确 wxid
-    // 格式: "D:\weixin\xwechat_files\wxid_xxx_1234" → "wxid_xxx_1234"
+    // 优先级: 1. 直接传入的wxidParam 2. 从manualDir提取 3. DLL返回的wxid（可能是unknown）
     let targetWxid = ''
-    if (manualDir) {
+    
+    // 方案1: 直接使用传入的wxidParam（最优先）
+    if (wxidParam && wxidParam.startsWith('wxid_')) {
+      targetWxid = wxidParam
+      console.log('[ImageKey] 使用直接传入的 wxid:', targetWxid)
+    }
+    
+    // 方案2: 从 manualDir 提取前端已配置好的正确 wxid
+    // 格式: "D:\weixin\xwechat_files\wxid_xxx_1234" → "wxid_xxx_1234"
+    if (!targetWxid && manualDir) {
       const dirName = manualDir.replace(/[\\/]+$/, '').split(/[\\/]/).pop() ?? ''
       if (dirName.startsWith('wxid_')) {
         targetWxid = dirName
+        console.log('[ImageKey] 从 manualDir 提取 wxid:', targetWxid)
       }
     }
 
+    // 方案3: 回退到 DLL 发现的第一个（可能是 unknown）
     if (!targetWxid) {
-      // 无法从 manualDir 提取 wxid，回退到 DLL 发现的第一个
       targetWxid = accounts[0].wxid
-      console.log('[ImageKey] 无法从 manualDir 提取 wxid，使用 DLL 发现的:', targetWxid)
+      console.log('[ImageKey] 无法获取 wxid，使用 DLL 发现的:', targetWxid)
     }
 
     // CleanWxid: 截断到第二个下划线，与 xkey 算法一致

src/pages/SettingsPage.tsx

@@ -779,7 +779,7 @@ function SettingsPage() {
 
     try {
       const accountPath = wxid ? `${dbPath}/${wxid}` : dbPath;
-      const result = await window.electronAPI.key.autoGetImageKey(accountPath)
+      const result = await window.electronAPI.key.autoGetImageKey(accountPath, wxid)
       if (result.success && result.aesKey) {
         if (typeof result.xorKey === 'number') {
           setImageXorKey(`0x${result.xorKey.toString(16).toUpperCase().padStart(2, '0')}`)

src/pages/WelcomePage.tsx

@@ -320,7 +320,7 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
     try {
       // 拼接完整的账号目录，确保 KeyService 能准确找到模板文件
       const accountPath = wxid ? `${dbPath}/${wxid}` : dbPath
-      const result = await window.electronAPI.key.autoGetImageKey(accountPath)
+      const result = await window.electronAPI.key.autoGetImageKey(accountPath, wxid)
       if (result.success && result.aesKey) {
         if (typeof result.xorKey === 'number') {
           setImageXorKey(`0x${result.xorKey.toString(16).toUpperCase().padStart(2, '0')}`)

src/types/electron.d.ts

@@ -66,7 +66,7 @@ export interface ElectronAPI {
   }
   key: {
     autoGetDbKey: () => Promise<{ success: boolean; key?: string; error?: string; logs?: string[] }>
-    autoGetImageKey: (manualDir?: string) => Promise<{ success: boolean; xorKey?: number; aesKey?: string; error?: string }>
+    autoGetImageKey: (manualDir?: string, wxid?: string) => Promise<{ success: boolean; xorKey?: number; aesKey?: string; error?: string }>
     onDbKeyStatus: (callback: (payload: { message: string; level: number }) => void) => () => void
     onImageKeyStatus: (callback: (payload: { message: string }) => void) => () => void
   }