feat: 设置功能

src/main/app-logger.ts

@@ -2,6 +2,7 @@ import { app, shell } from 'electron'
 import fs from 'fs-extra'
 import path from 'path'
 import type { AppLogEntry } from '../shared/app-log'
+import { isPackagedRuntime } from './runtime-mode'
 
 const MAX_LOG_BYTES = 5 * 1024 * 1024
 const REDACTED_KEY = /(?:api[-_]?key|authorization|token|secret|password|database[-_]?key)/i
@@ -52,14 +53,14 @@ export class AppLogger {
       this.rotateIfNeeded()
       const record = {
         timestamp: new Date().toISOString(),
-        mode: app.isPackaged ? 'packaged' : 'development',
+        mode: isPackagedRuntime() ? 'packaged' : 'development',
         level: entry.level,
         scope: String(entry.scope || 'app').slice(0, 80),
         message: String(entry.message || '').slice(0, 500),
         details: sanitize(entry.details || {})
       }
       fs.appendFileSync(this.logPath, `${JSON.stringify(record)}\n`, { encoding: 'utf8' })
-      if (!app.isPackaged) {
+      if (!isPackagedRuntime()) {
         const method =
           entry.level === 'error'
             ? console.error

src/main/index.ts

@@ -76,6 +76,9 @@ import { installSafeConsole } from './safe-log'
 import { agentHubService } from './services/agent-hub-service'
 import { appLogger } from './app-logger'
 import type { AppLogEntry } from '../shared/app-log'
+import { appUpdateService } from './services/app-update-service'
+import { clearCache, getCacheSummary } from './services/cache-service'
+import type { CacheClearScope } from './services/cache-service'
 import { configureRecallArchive, RecallArchiveMonitor } from './services/recall-archive-service'
 import { VideoAssetService } from './video-asset-service'
 import { cancelExport, revealExport, runExport } from './export-service'
@@ -349,6 +352,17 @@ app.whenReady().then(async () => {
   ipcMain.handle('app-log:write', (_, entry: AppLogEntry) => appLogger.write(entry))
   ipcMain.handle('app-log:getPath', () => appLogger.logPath)
   ipcMain.handle('app-log:reveal', () => appLogger.reveal())
+  ipcMain.handle('app-update:getState', () => appUpdateService.getState())
+  ipcMain.handle('app-update:check', () => appUpdateService.check())
+  ipcMain.handle('app-update:download', () => appUpdateService.download())
+  ipcMain.handle('app-update:install', () => appUpdateService.install())
+  ipcMain.handle('cache:getSummary', () => getCacheSummary())
+  ipcMain.handle('cache:clear', async (_, scope: CacheClearScope) => {
+    const allowedScopes: CacheClearScope[] = ['bootstrap', 'electron', 'all']
+    if (!allowedScopes.includes(scope)) return getCacheSummary()
+    imageDecryptService = null
+    return clearCache(scope)
+  })
 
   ipcMain.handle('db:init', async (_, key: string) => {
     if (dbInitInFlight) return dbInitInFlight

src/main/runtime-mode.ts

@@ -0,0 +1,12 @@
+import { app } from 'electron'
+import { existsSync } from 'fs'
+import { join } from 'path'
+
+export function isPackagedRuntime(): boolean {
+  if (app.isPackaged) return true
+
+  return (
+    existsSync(join(process.resourcesPath, 'app.asar')) &&
+    existsSync(join(process.resourcesPath, 'app-update.yml'))
+  )
+}

src/main/services/agent-hub-service.ts

@@ -15,6 +15,7 @@ import type {
 import type { AppSettings } from './settings-store'
 import { generateAgentGroupReport } from './agent-group-report-service'
 import { AIProviderService } from './ai-provider-service'
+import { isPackagedRuntime } from '../runtime-mode'
 import {
   getGroupSnapshot,
   isReady,
@@ -68,7 +69,7 @@ const agentAIProvider = new AIProviderService()
 function resolveBundledBinary(
   resourceSegments: string[],
   executable: string,
-  packaged = app.isPackaged,
+  packaged = isPackagedRuntime(),
   platform = process.platform,
   arch = process.arch
 ): string {
@@ -80,7 +81,7 @@ function resolveBundledBinary(
 }
 
 export function resolveWechatConnectorBinaryPath(
-  packaged = app.isPackaged,
+  packaged = isPackagedRuntime(),
   platform = process.platform,
   arch = process.arch
 ): string {

src/main/services/app-update-service.ts

@@ -0,0 +1,120 @@
+import { app, BrowserWindow } from 'electron'
+import { autoUpdater, type ProgressInfo } from 'electron-updater'
+import type { AppUpdateCheckResult, AppUpdateState } from '../../shared/app-update'
+import { isPackagedRuntime } from '../runtime-mode'
+
+export class AppUpdateService {
+  private state: AppUpdateState = {
+    status: 'idle',
+    currentVersion: app.getVersion()
+  }
+
+  constructor() {
+    autoUpdater.autoDownload = false
+    autoUpdater.autoInstallOnAppQuit = true
+    autoUpdater.on('checking-for-update', () => this.setState({ status: 'checking' }))
+    autoUpdater.on('update-available', (info) =>
+      this.setState({ status: 'available', version: info.version, message: '发现新版本' })
+    )
+    autoUpdater.on('update-not-available', () =>
+      this.setState({ status: 'not-available', message: '当前已是最新版本' })
+    )
+    autoUpdater.on('download-progress', (progress: ProgressInfo) =>
+      this.setState({
+        status: 'downloading',
+        percent: progress.percent,
+        transferred: progress.transferred,
+        total: progress.total,
+        bytesPerSecond: progress.bytesPerSecond
+      })
+    )
+    autoUpdater.on('update-downloaded', (info) =>
+      this.setState({
+        status: 'downloaded',
+        version: info.version,
+        percent: 100,
+        message: '更新已下载'
+      })
+    )
+    autoUpdater.on('error', (error) =>
+      this.setState({ status: 'error', message: error.message || '更新失败' })
+    )
+  }
+
+  getState(): AppUpdateState {
+    return { ...this.state, currentVersion: app.getVersion() }
+  }
+
+  async check(): Promise<AppUpdateCheckResult> {
+    if (!isPackagedRuntime()) {
+      const state = this.setState({
+        status: 'unsupported',
+        message: '开发模式不执行安装包更新，请在正式安装包中检查更新'
+      })
+      return { success: false, state }
+    }
+    try {
+      const result = await autoUpdater.checkForUpdates()
+      if (result?.updateInfo.version) {
+        this.setState({
+          status: 'available',
+          version: result.updateInfo.version,
+          message: '发现新版本'
+        })
+      }
+      return { success: true, state: this.getState() }
+    } catch (error) {
+      const state = this.setState({
+        status: 'error',
+        message: error instanceof Error ? error.message : String(error)
+      })
+      return { success: false, state }
+    }
+  }
+
+  async download(): Promise<AppUpdateCheckResult> {
+    if (!isPackagedRuntime()) {
+      const state = this.setState({ status: 'unsupported', message: '开发模式不能下载更新' })
+      return { success: false, state }
+    }
+    try {
+      this.setState({ status: 'downloading', percent: 0 })
+      await autoUpdater.downloadUpdate()
+      return { success: true, state: this.getState() }
+    } catch (error) {
+      const state = this.setState({
+        status: 'error',
+        message: error instanceof Error ? error.message : String(error)
+      })
+      return { success: false, state }
+    }
+  }
+
+  install(): { success: boolean; error?: string } {
+    if (this.state.status !== 'downloaded') {
+      return { success: false, error: '更新包尚未下载完成' }
+    }
+    autoUpdater.quitAndInstall()
+    return { success: true }
+  }
+
+  handleState(callback: (state: AppUpdateState) => void): () => void {
+    this.listeners.add(callback)
+    callback(this.getState())
+    return () => this.listeners.delete(callback)
+  }
+
+  private listeners = new Set<(state: AppUpdateState) => void>()
+
+  private setState(patch: Partial<AppUpdateState>): AppUpdateState {
+    this.state = { ...this.state, ...patch, currentVersion: app.getVersion() }
+    const state = this.getState()
+    for (const window of BrowserWindow.getAllWindows()) {
+      if (!window.isDestroyed()) window.webContents.send('app-update:state', state)
+    }
+    for (const listener of this.listeners) listener(state)
+    return state
+  }
+}
+
+export const appUpdateService = new AppUpdateService()

src/main/services/bootstrap-cache.ts

@@ -369,6 +369,13 @@ export function flushBootstrapCacheWritesSync(): void {
   }
 }
 
+export function clearBootstrapCache(): void {
+  for (const timer of writeTimers.values()) clearTimeout(timer)
+  writeTimers.clear()
+  writeQueues.clear()
+  memoryCache.clear()
+}
+
 export function saveCachedMessages(
   accountRoot: string,
   userMd5: string,

src/main/services/cache-service.ts

@@ -0,0 +1,73 @@
+import { app, session } from 'electron'
+import fs from 'fs-extra'
+import path from 'path'
+import { clearBootstrapCache } from './bootstrap-cache'
+import type { CacheClearScope, CacheSummary, CacheSummaryItem } from '../../shared/cache'
+
+export type { CacheClearScope } from '../../shared/cache'
+
+const BOOTSTRAP_CACHE_DIR = path.join(app.getPath('userData'), 'cache', 'bootstrap')
+
+function inspectDirectory(directory: string): { sizeBytes: number; fileCount: number } {
+  if (!fs.existsSync(directory)) return { sizeBytes: 0, fileCount: 0 }
+  let sizeBytes = 0
+  let fileCount = 0
+  const visit = (current: string): void => {
+    let entries: fs.Dirent[]
+    try {
+      entries = fs.readdirSync(current, { withFileTypes: true })
+    } catch {
+      return
+    }
+    for (const entry of entries) {
+      const target = path.join(current, entry.name)
+      if (entry.isDirectory()) {
+        visit(target)
+      } else if (entry.isFile()) {
+        try {
+          sizeBytes += fs.statSync(target).size
+          fileCount += 1
+        } catch {
+          // A cache file can disappear while it is being inspected.
+        }
+      }
+    }
+  }
+  visit(directory)
+  return { sizeBytes, fileCount }
+}
+
+export function getCacheSummary(): CacheSummary {
+  const bootstrap = inspectDirectory(BOOTSTRAP_CACHE_DIR)
+  const electron = inspectDirectory(path.join(app.getPath('userData'), 'Cache'))
+  const items: CacheSummaryItem[] = [
+    {
+      id: 'bootstrap',
+      label: '启动与聊天缓存',
+      description: '联系人、头像、群成员和最近聊天记录的本地副本。',
+      ...bootstrap
+    },
+    {
+      id: 'electron',
+      label: '应用临时缓存',
+      description: 'Electron 页面资源缓存，清理后会自动重新生成。',
+      ...electron
+    }
+  ]
+  return {
+    items,
+    totalBytes: items.reduce((total, item) => total + item.sizeBytes, 0),
+    updatedAt: Date.now()
+  }
+}
+
+export async function clearCache(scope: CacheClearScope): Promise<CacheSummary> {
+  if (scope === 'bootstrap' || scope === 'all') {
+    clearBootstrapCache()
+    await fs.remove(BOOTSTRAP_CACHE_DIR)
+  }
+  if (scope === 'electron' || scope === 'all') {
+    await session.defaultSession.clearCache()
+  }
+  return getCacheSummary()
+}

src/main/services/settings-store.ts

@@ -32,6 +32,9 @@ export interface AppSettings {
   debugEnabled: boolean
   autoLogin: boolean
   autoLoginPreferenceSet: boolean
+  appearanceTheme: 'system' | 'light' | 'dark'
+  compactMode: boolean
+  showStartupProgress: boolean
 }
 
 function getDefaultDbRoot(): string {
@@ -112,7 +115,10 @@ const DEFAULT_SETTINGS: AppSettings = {
       .trim()
       .toLowerCase()
   ),
-  autoLoginPreferenceSet: false
+  autoLoginPreferenceSet: false,
+  appearanceTheme: 'system',
+  compactMode: false,
+  showStartupProgress: true
 }
 
 const SETTINGS_FILE = path.join(

src/main/services/skill-resource-service.ts

@@ -1,6 +1,7 @@
 import { app, shell } from 'electron'
 import { existsSync, promises as fs } from 'fs'
 import { dirname, join } from 'path'
+import { isPackagedRuntime } from '../runtime-mode'
 
 const SKILL_RELATIVE_PATH = join('skill', 'wechatexplorer-reader', 'SKILL.md')
 const GITHUB_URL =
@@ -23,7 +24,7 @@ function getSkillCandidates(): { path: string; source: 'development' | 'bundled'
     join(dirname(app.getAppPath()), SKILL_RELATIVE_PATH),
     join(dirname(process.execPath), 'resources', SKILL_RELATIVE_PATH)
   ]
-  return app.isPackaged
+  return isPackagedRuntime()
     ? bundledPaths.map((path) => ({ path, source: 'bundled' as const }))
     : [
         { path: developmentPath, source: 'development' as const },

src/main/voice-service.ts

@@ -2,6 +2,7 @@ import { app } from 'electron'
 import { join } from 'path'
 import { existsSync } from 'fs'
 import { Wcdb4Client } from './wcdb4-client'
+import { isPackagedRuntime } from './runtime-mode'
 
 export class VoiceService {
   private wcdb4Client: Wcdb4Client
@@ -101,7 +102,7 @@ export class VoiceService {
   private async decodeSilkToPcm(silkData: Buffer, sampleRate: number): Promise<Buffer | null> {
     try {
       let wasmPath: string
-      if (app.isPackaged) {
+      if (isPackagedRuntime()) {
         wasmPath = join(
           process.resourcesPath,
           'app.asar.unpacked',