mirror of
https://github.com/hicccc77/WeFlow.git
synced 2026-03-24 23:06:51 +00:00
7245 lines
257 KiB
TypeScript
7245 lines
257 KiB
TypeScript
import { join, dirname, basename, extname } from 'path'
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import { existsSync, mkdirSync, readdirSync, statSync, readFileSync, writeFileSync, copyFileSync, unlinkSync, watch, promises as fsPromises } from 'fs'
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import * as path from 'path'
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import * as fs from 'fs'
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import * as https from 'https'
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import * as http from 'http'
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import * as fzstd from 'fzstd'
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import * as crypto from 'crypto'
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import { app, BrowserWindow, dialog } from 'electron'
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import { ConfigService } from './config'
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import { wcdbService } from './wcdbService'
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import { MessageCacheService } from './messageCacheService'
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import { ContactCacheService, ContactCacheEntry } from './contactCacheService'
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import { SessionStatsCacheService, SessionStatsCacheEntry, SessionStatsCacheStats } from './sessionStatsCacheService'
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import { GroupMyMessageCountCacheService, GroupMyMessageCountCacheEntry } from './groupMyMessageCountCacheService'
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import { exportCardDiagnosticsService } from './exportCardDiagnosticsService'
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import { voiceTranscribeService } from './voiceTranscribeService'
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import { ImageDecryptService } from './imageDecryptService'
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import { LRUCache } from '../utils/LRUCache.js'
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export interface ChatSession {
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username: string
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type: number
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unreadCount: number
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summary: string
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sortTimestamp: number // 用于排序
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lastTimestamp: number // 用于显示时间
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lastMsgType: number
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messageCountHint?: number
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displayName?: string
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avatarUrl?: string
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lastMsgSender?: string
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lastSenderDisplayName?: string
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selfWxid?: string
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isFolded?: boolean // 是否已折叠进"折叠的群聊"
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isMuted?: boolean // 是否开启免打扰
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}
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export interface Message {
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messageKey: string
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localId: number
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serverId: number
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serverIdRaw?: string
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localType: number
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createTime: number
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sortSeq: number
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isSend: number | null
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senderUsername: string | null
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parsedContent: string
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rawContent: string
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content?: string // 原始XML内容（与rawContent相同，供前端使用）
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// 表情包相关
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emojiCdnUrl?: string
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emojiMd5?: string
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emojiLocalPath?: string // 本地缓存 castle 路径
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emojiThumbUrl?: string
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emojiEncryptUrl?: string
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emojiAesKey?: string
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// 引用消息相关
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quotedContent?: string
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quotedSender?: string
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// 图片/视频相关
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imageMd5?: string
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imageDatName?: string
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videoMd5?: string
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aesKey?: string
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encrypVer?: number
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cdnThumbUrl?: string
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voiceDurationSeconds?: number
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// Type 49 细分字段
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linkTitle?: string // 链接/文件标题
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linkUrl?: string // 链接 URL
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linkThumb?: string // 链接缩略图
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fileName?: string // 文件名
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fileSize?: number // 文件大小
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fileExt?: string // 文件扩展名
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xmlType?: string // XML 中的 type 字段
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appMsgKind?: string // 归一化 appmsg 类型
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appMsgDesc?: string
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appMsgAppName?: string
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appMsgSourceName?: string
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appMsgSourceUsername?: string
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appMsgThumbUrl?: string
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appMsgMusicUrl?: string
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appMsgDataUrl?: string
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appMsgLocationLabel?: string
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finderNickname?: string
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finderUsername?: string
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finderCoverUrl?: string
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finderAvatar?: string
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finderDuration?: number
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// 位置消息
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locationLat?: number
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locationLng?: number
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locationPoiname?: string
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locationLabel?: string
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// 音乐消息
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musicAlbumUrl?: string
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musicUrl?: string
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// 礼物消息
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giftImageUrl?: string
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giftWish?: string
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giftPrice?: string
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// 名片消息
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cardUsername?: string // 名片的微信ID
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cardNickname?: string // 名片的昵称
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cardAvatarUrl?: string // 名片头像 URL
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// 转账消息
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transferPayerUsername?: string // 转账付款人
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transferReceiverUsername?: string // 转账收款人
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// 聊天记录
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chatRecordTitle?: string // 聊天记录标题
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chatRecordList?: Array<{
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datatype: number
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sourcename: string
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sourcetime: string
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sourceheadurl?: string
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datadesc?: string
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datatitle?: string
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fileext?: string
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datasize?: number
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messageuuid?: string
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dataurl?: string
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datathumburl?: string
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datacdnurl?: string
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cdndatakey?: string
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cdnthumbkey?: string
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aeskey?: string
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md5?: string
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fullmd5?: string
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thumbfullmd5?: string
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srcMsgLocalid?: number
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imgheight?: number
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imgwidth?: number
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duration?: number
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chatRecordTitle?: string
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chatRecordDesc?: string
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chatRecordList?: any[]
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}>
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_db_path?: string // 内部字段：记录消息所属数据库路径
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}
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export interface Contact {
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username: string
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alias: string
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remark: string
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nickName: string
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}
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export interface ContactInfo {
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username: string
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displayName: string
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remark?: string
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nickname?: string
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alias?: string
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avatarUrl?: string
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type: 'friend' | 'group' | 'official' | 'former_friend' | 'other'
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}
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interface ExportSessionStats {
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totalMessages: number
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voiceMessages: number
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imageMessages: number
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videoMessages: number
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emojiMessages: number
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transferMessages: number
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redPacketMessages: number
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callMessages: number
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firstTimestamp?: number
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lastTimestamp?: number
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privateMutualGroups?: number
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groupMemberCount?: number
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groupMyMessages?: number
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groupActiveSpeakers?: number
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groupMutualFriends?: number
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}
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interface ExportSessionStatsOptions {
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includeRelations?: boolean
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forceRefresh?: boolean
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allowStaleCache?: boolean
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preferAccurateSpecialTypes?: boolean
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cacheOnly?: boolean
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}
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interface ExportSessionStatsCacheMeta {
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updatedAt: number
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stale: boolean
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includeRelations: boolean
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source: 'memory' | 'disk' | 'fresh'
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}
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interface ExportTabCounts {
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private: number
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group: number
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official: number
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former_friend: number
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}
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interface SessionDetailFast {
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wxid: string
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displayName: string
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remark?: string
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nickName?: string
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alias?: string
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avatarUrl?: string
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messageCount: number
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}
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interface SessionDetailExtra {
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firstMessageTime?: number
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latestMessageTime?: number
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messageTables: { dbName: string; tableName: string; count: number }[]
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}
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type SessionDetail = SessionDetailFast & SessionDetailExtra
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// 表情包缓存
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const emojiCache: Map<string, string> = new Map()
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const emojiDownloading: Map<string, Promise<string | null>> = new Map()
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const FRIEND_EXCLUDE_USERNAMES = new Set(['medianote', 'floatbottle', 'qmessage', 'qqmail', 'fmessage'])
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class ChatService {
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private configService: ConfigService
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private connected = false
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private readonly dbMonitorListeners = new Set<(type: string, json: string) => void>()
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private messageCursors: Map<string, { cursor: number; fetched: number; batchSize: number; startTime?: number; endTime?: number; ascending?: boolean; bufferedMessages?: any[] }> = new Map()
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private messageCursorMutex: boolean = false
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private readonly messageBatchDefault = 50
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private avatarCache: Map<string, ContactCacheEntry>
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private readonly avatarCacheTtlMs = 10 * 60 * 1000
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private readonly defaultV1AesKey = 'cfcd208495d565ef'
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private readonly contactCacheService: ContactCacheService
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private readonly messageCacheService: MessageCacheService
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private readonly sessionStatsCacheService: SessionStatsCacheService
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private readonly groupMyMessageCountCacheService: GroupMyMessageCountCacheService
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private readonly imageDecryptService: ImageDecryptService
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private voiceWavCache: LRUCache<string, Buffer>
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private voiceTranscriptCache: LRUCache<string, string>
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private voiceTranscriptPending = new Map<string, Promise<{ success: boolean; transcript?: string; error?: string }>>()
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private transcriptCacheLoaded = false
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private transcriptCacheDirty = false
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private transcriptFlushTimer: ReturnType<typeof setTimeout> | null = null
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private mediaDbsCache: string[] | null = null
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private mediaDbsCacheTime = 0
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private readonly mediaDbsCacheTtl = 300000 // 5分钟
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private readonly voiceWavCacheMaxEntries = 50
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// 缓存 media.db 的表结构信息
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private mediaDbSchemaCache = new Map<string, {
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voiceTable: string
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dataColumn: string
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chatNameIdColumn?: string
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timeColumn?: string
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name2IdTable?: string
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}>()
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// 缓存会话表信息，避免每次查询
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private sessionTablesCache = new Map<string, { tables: Array<{ tableName: string; dbPath: string }>; updatedAt: number }>()
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private messageTableColumnsCache = new Map<string, { columns: Set<string>; updatedAt: number }>()
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private messageName2IdTableCache = new Map<string, string | null>()
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private messageSenderIdCache = new Map<string, string | null>()
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private readonly sessionTablesCacheTtl = 300000 // 5分钟
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private readonly messageTableColumnsCacheTtlMs = 30 * 60 * 1000
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private messageDbCountSnapshotCache: {
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dbPaths: string[]
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dbSignature: string
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updatedAt: number
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} | null = null
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private readonly messageDbCountSnapshotCacheTtlMs = 8000
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private sessionMessageCountCache = new Map<string, { count: number; updatedAt: number }>()
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private sessionMessageCountHintCache = new Map<string, number>()
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private sessionMessageCountBatchCache: {
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dbSignature: string
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sessionIdsKey: string
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counts: Record<string, number>
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updatedAt: number
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} | null = null
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private sessionMessageCountCacheScope = ''
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private readonly sessionMessageCountCacheTtlMs = 10 * 60 * 1000
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private readonly sessionMessageCountBatchCacheTtlMs = 5 * 60 * 1000
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private sessionDetailFastCache = new Map<string, { detail: SessionDetailFast; updatedAt: number }>()
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private sessionDetailExtraCache = new Map<string, { detail: SessionDetailExtra; updatedAt: number }>()
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private readonly sessionDetailFastCacheTtlMs = 60 * 1000
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private readonly sessionDetailExtraCacheTtlMs = 5 * 60 * 1000
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private sessionStatusCache = new Map<string, { isFolded?: boolean; isMuted?: boolean; updatedAt: number }>()
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private readonly sessionStatusCacheTtlMs = 10 * 60 * 1000
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private sessionStatsCacheScope = ''
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private sessionStatsMemoryCache = new Map<string, SessionStatsCacheEntry>()
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private sessionStatsPendingBasic = new Map<string, Promise<ExportSessionStats>>()
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private sessionStatsPendingFull = new Map<string, Promise<ExportSessionStats>>()
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private allGroupSessionIdsCache: { ids: string[]; updatedAt: number } | null = null
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private readonly sessionStatsCacheTtlMs = 10 * 60 * 1000
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private readonly allGroupSessionIdsCacheTtlMs = 5 * 60 * 1000
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private groupMyMessageCountCacheScope = ''
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private groupMyMessageCountMemoryCache = new Map<string, GroupMyMessageCountCacheEntry>()
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private initFailureDialogShown = false
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constructor() {
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this.configService = new ConfigService()
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this.contactCacheService = new ContactCacheService(this.configService.getCacheBasePath())
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const persisted = this.contactCacheService.getAllEntries()
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this.avatarCache = new Map(Object.entries(persisted))
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this.messageCacheService = new MessageCacheService(this.configService.getCacheBasePath())
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this.sessionStatsCacheService = new SessionStatsCacheService(this.configService.getCacheBasePath())
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this.groupMyMessageCountCacheService = new GroupMyMessageCountCacheService(this.configService.getCacheBasePath())
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this.imageDecryptService = new ImageDecryptService()
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// 初始化LRU缓存，限制大小防止内存泄漏
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this.voiceWavCache = new LRUCache(this.voiceWavCacheMaxEntries)
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this.voiceTranscriptCache = new LRUCache(1000) // 最多缓存1000条转写记录
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}
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/**
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* 清理账号目录名
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*/
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private cleanAccountDirName(dirName: string): string {
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const trimmed = dirName.trim()
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if (!trimmed) return trimmed
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if (trimmed.toLowerCase().startsWith('wxid_')) {
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const match = trimmed.match(/^(wxid_[^_]+)/i)
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if (match) return match[1]
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return trimmed
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}
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const suffixMatch = trimmed.match(/^(.+)_([a-zA-Z0-9]{4})$/)
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const cleaned = suffixMatch ? suffixMatch[1] : trimmed
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return cleaned
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}
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/**
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* 判断头像 URL 是否可用，过滤历史缓存里的错误 hex 数据。
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*/
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private isValidAvatarUrl(avatarUrl?: string): avatarUrl is string {
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const normalized = String(avatarUrl || '').trim()
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if (!normalized) return false
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const normalizedLower = normalized.toLowerCase()
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if (normalizedLower.includes('base64,ffd8')) return false
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if (normalizedLower.startsWith('ffd8')) return false
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return true
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}
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private extractErrorCode(message?: string): number | null {
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const text = String(message || '').trim()
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if (!text) return null
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const match = text.match(/(?:错误码\s*[:：]\s*|\()(-?\d{2,6})(?:\)|\b)/)
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if (!match) return null
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const parsed = Number(match[1])
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return Number.isFinite(parsed) ? parsed : null
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}
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private toCodeOnlyMessage(rawMessage?: string, fallbackCode = -3999): string {
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const code = this.extractErrorCode(rawMessage) ?? fallbackCode
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return `错误码: ${code}`
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}
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private async maybeShowInitFailureDialog(errorMessage: string): Promise<void> {
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if (!app.isPackaged) return
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if (this.initFailureDialogShown) return
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const code = this.extractErrorCode(errorMessage)
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if (code === null) return
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const isSecurityCode =
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code === -101 ||
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code === -102 ||
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code === -2299 ||
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code === -2301 ||
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code === -2302 ||
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code === -1006 ||
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(code <= -2201 && code >= -2212)
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if (!isSecurityCode) return
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this.initFailureDialogShown = true
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const detail = [
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`错误码: ${code}`
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].join('\n')
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try {
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await dialog.showMessageBox({
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type: 'error',
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title: 'WeFlow 启动失败',
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message: '启动失败，请反馈错误码。',
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detail,
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buttons: ['确定'],
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noLink: true
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})
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} catch {
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// 弹窗失败不阻断主流程
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}
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}
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/**
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* 连接数据库
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*/
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async connect(): Promise<{ success: boolean; error?: string }> {
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try {
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if (this.connected && wcdbService.isReady()) {
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return { success: true }
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}
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const wxid = this.configService.get('myWxid')
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const dbPath = this.configService.get('dbPath')
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const decryptKey = this.configService.get('decryptKey')
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if (!wxid) {
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return { success: false, error: '请先在设置页面配置微信ID' }
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}
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if (!dbPath) {
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return { success: false, error: '请先在设置页面配置数据库路径' }
|
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}
|
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if (!decryptKey) {
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return { success: false, error: '请先在设置页面配置解密密钥' }
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}
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const cleanedWxid = this.cleanAccountDirName(wxid)
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const openOk = await wcdbService.open(dbPath, decryptKey, cleanedWxid)
|
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if (!openOk) {
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const detailedError = this.toCodeOnlyMessage(await wcdbService.getLastInitError())
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await this.maybeShowInitFailureDialog(detailedError)
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return { success: false, error: detailedError }
|
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}
|
||
|
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this.connected = true
|
||
|
||
// 设置数据库监控
|
||
this.setupDbMonitor()
|
||
|
||
// 预热 listMediaDbs 缓存（后台异步执行，不阻塞连接）
|
||
this.warmupMediaDbsCache()
|
||
|
||
return { success: true }
|
||
} catch (e) {
|
||
console.error('ChatService: 连接数据库失败:', e)
|
||
return { success: false, error: this.toCodeOnlyMessage(String(e), -3998) }
|
||
}
|
||
}
|
||
|
||
private monitorSetup = false
|
||
|
||
addDbMonitorListener(listener: (type: string, json: string) => void): () => void {
|
||
this.dbMonitorListeners.add(listener)
|
||
return () => {
|
||
this.dbMonitorListeners.delete(listener)
|
||
}
|
||
}
|
||
|
||
private setupDbMonitor() {
|
||
if (this.monitorSetup) return
|
||
this.monitorSetup = true
|
||
|
||
// 使用 C++ DLL 内部的文件监控 (ReadDirectoryChangesW)
|
||
// 这种方式更高效，且不占用 JS 线程，并能直接监听 session/message 目录变更
|
||
wcdbService.setMonitor((type, json) => {
|
||
this.handleSessionStatsMonitorChange(type, json)
|
||
for (const listener of this.dbMonitorListeners) {
|
||
try {
|
||
listener(type, json)
|
||
} catch (error) {
|
||
console.error('[ChatService] 数据库监听回调失败:', error)
|
||
}
|
||
}
|
||
const windows = BrowserWindow.getAllWindows()
|
||
// 广播给所有渲染进程窗口
|
||
windows.forEach((win) => {
|
||
if (!win.isDestroyed()) {
|
||
win.webContents.send('wcdb-change', { type, json })
|
||
}
|
||
})
|
||
})
|
||
}
|
||
|
||
/**
|
||
* 预热 media 数据库列表缓存（后台异步执行）
|
||
*/
|
||
private async warmupMediaDbsCache(): Promise<void> {
|
||
try {
|
||
const result = await wcdbService.listMediaDbs()
|
||
if (result.success && result.data) {
|
||
this.mediaDbsCache = result.data as string[]
|
||
this.mediaDbsCacheTime = Date.now()
|
||
}
|
||
} catch (e) {
|
||
// 静默失败，不影响主流程
|
||
}
|
||
}
|
||
|
||
private async ensureConnected(): Promise<{ success: boolean; error?: string }> {
|
||
if (this.connected && wcdbService.isReady()) {
|
||
return { success: true }
|
||
}
|
||
const result = await this.connect()
|
||
if (!result.success) {
|
||
this.connected = false
|
||
return { success: false, error: result.error }
|
||
}
|
||
return { success: true }
|
||
}
|
||
|
||
/**
|
||
* 关闭数据库连接
|
||
*/
|
||
close(): void {
|
||
try {
|
||
for (const state of this.messageCursors.values()) {
|
||
wcdbService.closeMessageCursor(state.cursor)
|
||
}
|
||
this.messageCursors.clear()
|
||
wcdbService.close()
|
||
} catch (e) {
|
||
console.error('ChatService: 关闭数据库失败:', e)
|
||
}
|
||
this.connected = false
|
||
}
|
||
|
||
/**
|
||
* 修改消息内容
|
||
*/
|
||
async updateMessage(sessionId: string, localId: number, createTime: number, newContent: string): Promise<{ success: boolean; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) return { success: false, error: connectResult.error }
|
||
return await wcdbService.updateMessage(sessionId, localId, createTime, newContent)
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 删除消息
|
||
*/
|
||
async deleteMessage(sessionId: string, localId: number, createTime: number, dbPathHint?: string): Promise<{ success: boolean; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) return { success: false, error: connectResult.error }
|
||
return await wcdbService.deleteMessage(sessionId, localId, createTime, dbPathHint)
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取会话列表（优化：先返回基础数据，不等待联系人信息加载）
|
||
*/
|
||
async getSessions(): Promise<{ success: boolean; sessions?: ChatSession[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
this.refreshSessionMessageCountCacheScope()
|
||
|
||
const result = await wcdbService.getSessions()
|
||
if (!result.success || !result.sessions) {
|
||
return { success: false, error: result.error || '获取会话失败' }
|
||
}
|
||
const rows = result.sessions as Record<string, any>[]
|
||
if (rows.length > 0 && (rows[0]._error || rows[0]._info)) {
|
||
const info = rows[0]
|
||
const detail = info._error || info._info
|
||
const tableInfo = info.table ? ` table=${info.table}` : ''
|
||
const tables = info.tables ? ` tables=${info.tables}` : ''
|
||
const columns = info.columns ? ` columns=${info.columns}` : ''
|
||
return { success: false, error: `会话表异常: ${detail}${tableInfo}${tables}${columns}` }
|
||
}
|
||
|
||
// 转换为 ChatSession（先加载缓存，但不等待额外状态查询）
|
||
const sessions: ChatSession[] = []
|
||
const now = Date.now()
|
||
const myWxid = this.configService.get('myWxid')
|
||
|
||
for (const row of rows) {
|
||
const username =
|
||
row.username ||
|
||
row.user_name ||
|
||
row.userName ||
|
||
row.usrName ||
|
||
row.UsrName ||
|
||
row.talker ||
|
||
row.talker_id ||
|
||
row.talkerId ||
|
||
''
|
||
|
||
if (!this.shouldKeepSession(username)) continue
|
||
|
||
const sortTs = parseInt(
|
||
row.sort_timestamp ||
|
||
row.sortTimestamp ||
|
||
row.sort_time ||
|
||
row.sortTime ||
|
||
'0',
|
||
10
|
||
)
|
||
const lastTs = parseInt(
|
||
row.last_timestamp ||
|
||
row.lastTimestamp ||
|
||
row.last_msg_time ||
|
||
row.lastMsgTime ||
|
||
String(sortTs),
|
||
10
|
||
)
|
||
|
||
const summary = this.cleanString(row.summary || row.digest || row.last_msg || row.lastMsg || '')
|
||
const lastMsgType = parseInt(row.last_msg_type || row.lastMsgType || '0', 10)
|
||
const messageCountHintRaw =
|
||
row.message_count ??
|
||
row.messageCount ??
|
||
row.msg_count ??
|
||
row.msgCount ??
|
||
row.total_count ??
|
||
row.totalCount ??
|
||
row.n_msg ??
|
||
row.nMsg ??
|
||
row.message_num ??
|
||
row.messageNum
|
||
const parsedMessageCountHint = Number(messageCountHintRaw)
|
||
const messageCountHint = Number.isFinite(parsedMessageCountHint) && parsedMessageCountHint >= 0
|
||
? Math.floor(parsedMessageCountHint)
|
||
: undefined
|
||
|
||
// 先尝试从缓存获取联系人信息（快速路径）
|
||
let displayName = username
|
||
let avatarUrl: string | undefined = undefined
|
||
const cached = this.avatarCache.get(username)
|
||
if (cached) {
|
||
displayName = cached.displayName || username
|
||
avatarUrl = cached.avatarUrl
|
||
}
|
||
|
||
const nextSession: ChatSession = {
|
||
username,
|
||
type: parseInt(row.type || '0', 10),
|
||
unreadCount: parseInt(row.unread_count || row.unreadCount || row.unreadcount || '0', 10),
|
||
summary: summary || this.getMessageTypeLabel(lastMsgType),
|
||
sortTimestamp: sortTs,
|
||
lastTimestamp: lastTs,
|
||
lastMsgType,
|
||
messageCountHint,
|
||
displayName,
|
||
avatarUrl,
|
||
lastMsgSender: row.last_msg_sender,
|
||
lastSenderDisplayName: row.last_sender_display_name,
|
||
selfWxid: myWxid
|
||
}
|
||
|
||
const cachedStatus = this.sessionStatusCache.get(username)
|
||
if (cachedStatus && now - cachedStatus.updatedAt <= this.sessionStatusCacheTtlMs) {
|
||
nextSession.isFolded = cachedStatus.isFolded
|
||
nextSession.isMuted = cachedStatus.isMuted
|
||
}
|
||
|
||
sessions.push(nextSession)
|
||
|
||
if (typeof messageCountHint === 'number') {
|
||
this.sessionMessageCountHintCache.set(username, messageCountHint)
|
||
this.sessionMessageCountCache.set(username, {
|
||
count: messageCountHint,
|
||
updatedAt: Date.now()
|
||
})
|
||
}
|
||
}
|
||
|
||
// 不等待联系人信息加载，直接返回基础会话列表
|
||
// 前端可以异步调用 enrichSessionsWithContacts 来补充信息
|
||
return { success: true, sessions }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取会话列表失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getSessionStatuses(usernames: string[]): Promise<{
|
||
success: boolean
|
||
map?: Record<string, { isFolded?: boolean; isMuted?: boolean }>
|
||
error?: string
|
||
}> {
|
||
try {
|
||
if (!Array.isArray(usernames) || usernames.length === 0) {
|
||
return { success: true, map: {} }
|
||
}
|
||
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
|
||
const result = await wcdbService.getContactStatus(usernames)
|
||
if (!result.success || !result.map) {
|
||
return { success: false, error: result.error || '获取会话状态失败' }
|
||
}
|
||
|
||
const now = Date.now()
|
||
for (const username of usernames) {
|
||
const state = result.map[username] || { isFolded: false, isMuted: false }
|
||
this.sessionStatusCache.set(username, {
|
||
isFolded: Boolean(state.isFolded),
|
||
isMuted: Boolean(state.isMuted),
|
||
updatedAt: now
|
||
})
|
||
}
|
||
|
||
return {
|
||
success: true,
|
||
map: result.map as Record<string, { isFolded?: boolean; isMuted?: boolean }>
|
||
}
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 异步补充会话列表的联系人信息（公开方法，供前端调用）
|
||
*/
|
||
async enrichSessionsContactInfo(
|
||
usernames: string[],
|
||
options?: { skipDisplayName?: boolean; onlyMissingAvatar?: boolean }
|
||
): Promise<{
|
||
success: boolean
|
||
contacts?: Record<string, { displayName?: string; avatarUrl?: string }>
|
||
error?: string
|
||
}> {
|
||
try {
|
||
const normalizedUsernames = Array.from(
|
||
new Set(
|
||
(usernames || [])
|
||
.map((username) => String(username || '').trim())
|
||
.filter(Boolean)
|
||
)
|
||
)
|
||
if (normalizedUsernames.length === 0) {
|
||
return { success: true, contacts: {} }
|
||
}
|
||
const skipDisplayName = options?.skipDisplayName === true
|
||
const onlyMissingAvatar = options?.onlyMissingAvatar === true
|
||
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
|
||
const now = Date.now()
|
||
const missing: string[] = []
|
||
const result: Record<string, { displayName?: string; avatarUrl?: string }> = {}
|
||
const updatedEntries: Record<string, ContactCacheEntry> = {}
|
||
|
||
// 检查缓存
|
||
for (const username of normalizedUsernames) {
|
||
const cached = this.avatarCache.get(username)
|
||
const isValidAvatar = this.isValidAvatarUrl(cached?.avatarUrl)
|
||
const cachedAvatarUrl = isValidAvatar ? cached?.avatarUrl : undefined
|
||
if (onlyMissingAvatar && cachedAvatarUrl) {
|
||
result[username] = {
|
||
displayName: skipDisplayName ? undefined : cached?.displayName,
|
||
avatarUrl: cachedAvatarUrl
|
||
}
|
||
continue
|
||
}
|
||
// 如果缓存有效且有头像，直接使用；如果没有头像，也需要重新尝试获取
|
||
// 额外检查：如果头像是无效的 hex 格式（以 ffd8 开头），也需要重新获取
|
||
if (cached && now - cached.updatedAt < this.avatarCacheTtlMs && isValidAvatar) {
|
||
result[username] = {
|
||
displayName: skipDisplayName ? undefined : cached.displayName,
|
||
avatarUrl: cachedAvatarUrl
|
||
}
|
||
} else {
|
||
missing.push(username)
|
||
}
|
||
}
|
||
|
||
// 批量查询缺失的联系人信息
|
||
if (missing.length > 0) {
|
||
const displayNames = skipDisplayName
|
||
? null
|
||
: await wcdbService.getDisplayNames(missing)
|
||
const avatarUrls = await wcdbService.getAvatarUrls(missing)
|
||
|
||
// 收集没有头像 URL 的用户名
|
||
const missingAvatars: string[] = []
|
||
|
||
for (const username of missing) {
|
||
const previous = this.avatarCache.get(username)
|
||
const displayName = displayNames?.success && displayNames.map
|
||
? displayNames.map[username]
|
||
: undefined
|
||
let avatarUrl = avatarUrls.success && avatarUrls.map ? avatarUrls.map[username] : undefined
|
||
|
||
// 如果没有头像 URL，记录下来稍后从 head_image.db 获取
|
||
if (!avatarUrl) {
|
||
missingAvatars.push(username)
|
||
}
|
||
|
||
const cacheEntry: ContactCacheEntry = {
|
||
displayName: displayName || previous?.displayName || username,
|
||
avatarUrl,
|
||
updatedAt: now
|
||
}
|
||
result[username] = {
|
||
displayName: skipDisplayName ? undefined : (displayName || previous?.displayName),
|
||
avatarUrl
|
||
}
|
||
// 更新缓存并记录持久化
|
||
this.avatarCache.set(username, cacheEntry)
|
||
updatedEntries[username] = cacheEntry
|
||
}
|
||
|
||
// 从 head_image.db 获取缺失的头像
|
||
if (missingAvatars.length > 0) {
|
||
const headImageAvatars = await this.getAvatarsFromHeadImageDb(missingAvatars)
|
||
for (const username of missingAvatars) {
|
||
const avatarUrl = headImageAvatars[username]
|
||
if (avatarUrl) {
|
||
result[username].avatarUrl = avatarUrl
|
||
const cached = this.avatarCache.get(username)
|
||
if (cached) {
|
||
cached.avatarUrl = avatarUrl
|
||
updatedEntries[username] = cached
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
if (Object.keys(updatedEntries).length > 0) {
|
||
this.contactCacheService.setEntries(updatedEntries)
|
||
}
|
||
}
|
||
return { success: true, contacts: result }
|
||
} catch (e) {
|
||
console.error('ChatService: 补充联系人信息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 从 head_image.db 批量获取头像（转换为 base64 data URL）
|
||
*/
|
||
private async getAvatarsFromHeadImageDb(usernames: string[]): Promise<Record<string, string>> {
|
||
const result: Record<string, string> = {}
|
||
if (usernames.length === 0) return result
|
||
|
||
try {
|
||
const normalizedUsernames = Array.from(
|
||
new Set(
|
||
usernames
|
||
.map((username) => String(username || '').trim())
|
||
.filter(Boolean)
|
||
)
|
||
)
|
||
if (normalizedUsernames.length === 0) return result
|
||
|
||
const batchSize = 320
|
||
for (let i = 0; i < normalizedUsernames.length; i += batchSize) {
|
||
const batch = normalizedUsernames.slice(i, i + batchSize)
|
||
if (batch.length === 0) continue
|
||
|
||
const queryResult = await wcdbService.getHeadImageBuffers(batch)
|
||
if (!queryResult.success || !queryResult.map) continue
|
||
|
||
for (const [username, rawHex] of Object.entries(queryResult.map)) {
|
||
const hex = String(rawHex || '').trim()
|
||
if (!username || !hex) continue
|
||
try {
|
||
const base64Data = Buffer.from(hex, 'hex').toString('base64')
|
||
if (base64Data) {
|
||
result[username] = `data:image/jpeg;base64,${base64Data}`
|
||
}
|
||
} catch {
|
||
// ignore invalid blob hex
|
||
}
|
||
}
|
||
}
|
||
} catch (e) {
|
||
console.error('从 head_image.db 获取头像失败:', e)
|
||
}
|
||
|
||
return result
|
||
}
|
||
|
||
/**
|
||
* 补充联系人信息（私有方法，保持向后兼容）
|
||
*/
|
||
private async enrichSessionsWithContacts(sessions: ChatSession[]): Promise<void> {
|
||
if (sessions.length === 0) return
|
||
try {
|
||
const usernames = sessions.map(s => s.username)
|
||
const result = await this.enrichSessionsContactInfo(usernames)
|
||
if (result.success && result.contacts) {
|
||
for (const session of sessions) {
|
||
const contact = result.contacts![session.username]
|
||
if (contact) {
|
||
if (contact.displayName) session.displayName = contact.displayName
|
||
if (contact.avatarUrl) session.avatarUrl = contact.avatarUrl
|
||
}
|
||
}
|
||
}
|
||
} catch (e) {
|
||
console.error('ChatService: 获取联系人信息失败:', e)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取联系人类型数量（好友、群聊、公众号、曾经的好友）
|
||
*/
|
||
async getContactTypeCounts(): Promise<{ success: boolean; counts?: ExportTabCounts; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
|
||
const result = await wcdbService.getContactTypeCounts()
|
||
if (!result.success || !result.counts) {
|
||
return { success: false, error: result.error || '获取联系人类型数量失败' }
|
||
}
|
||
|
||
const counts: ExportTabCounts = {
|
||
private: Number(result.counts.private || 0),
|
||
group: Number(result.counts.group || 0),
|
||
official: Number(result.counts.official || 0),
|
||
former_friend: Number(result.counts.former_friend || 0)
|
||
}
|
||
|
||
return { success: true, counts }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取联系人类型数量失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取导出页会话分类数量（轻量接口，优先用于顶部 Tab 数量展示）
|
||
*/
|
||
async getExportTabCounts(): Promise<{ success: boolean; counts?: ExportTabCounts; error?: string }> {
|
||
return this.getContactTypeCounts()
|
||
}
|
||
|
||
private async listMessageDbPathsForCount(): Promise<{ success: boolean; dbPaths?: string[]; error?: string }> {
|
||
try {
|
||
const result = await wcdbService.listMessageDbs()
|
||
if (!result.success) {
|
||
return { success: false, error: result.error || '获取消息数据库列表失败' }
|
||
}
|
||
const normalized = Array.from(new Set(
|
||
(result.data || [])
|
||
.map(pathItem => String(pathItem || '').trim())
|
||
.filter(Boolean)
|
||
))
|
||
return { success: true, dbPaths: normalized }
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
private buildMessageDbSignature(dbPaths: string[]): string {
|
||
if (!Array.isArray(dbPaths) || dbPaths.length === 0) return 'empty'
|
||
const parts: string[] = []
|
||
const sortedPaths = [...dbPaths].sort()
|
||
for (const dbPath of sortedPaths) {
|
||
try {
|
||
const stat = statSync(dbPath)
|
||
parts.push(`${dbPath}:${stat.size}:${Math.floor(stat.mtimeMs)}`)
|
||
} catch {
|
||
parts.push(`${dbPath}:missing`)
|
||
}
|
||
}
|
||
return parts.join('|')
|
||
}
|
||
|
||
private buildSessionHashLookup(sessionIds: string[]): {
|
||
full32: Map<string, string>
|
||
short16: Map<string, string | null>
|
||
} {
|
||
const full32 = new Map<string, string>()
|
||
const short16 = new Map<string, string | null>()
|
||
for (const sessionId of sessionIds) {
|
||
const hash = crypto.createHash('md5').update(sessionId).digest('hex').toLowerCase()
|
||
full32.set(hash, sessionId)
|
||
const shortHash = hash.slice(0, 16)
|
||
const existing = short16.get(shortHash)
|
||
if (existing === undefined) {
|
||
short16.set(shortHash, sessionId)
|
||
} else if (existing !== sessionId) {
|
||
short16.set(shortHash, null)
|
||
}
|
||
}
|
||
return { full32, short16 }
|
||
}
|
||
|
||
private matchSessionIdByTableName(
|
||
tableName: string,
|
||
hashLookup: {
|
||
full32: Map<string, string>
|
||
short16: Map<string, string | null>
|
||
}
|
||
): string | null {
|
||
const normalized = String(tableName || '').trim().toLowerCase()
|
||
if (!normalized.startsWith('msg_')) return null
|
||
const suffix = normalized.slice(4)
|
||
|
||
const directFull = hashLookup.full32.get(suffix)
|
||
if (directFull) return directFull
|
||
|
||
if (suffix.length >= 16) {
|
||
const shortCandidate = hashLookup.short16.get(suffix.slice(0, 16))
|
||
if (typeof shortCandidate === 'string') return shortCandidate
|
||
}
|
||
|
||
const hashMatch = normalized.match(/[a-f0-9]{32}|[a-f0-9]{16}/i)
|
||
if (!hashMatch || !hashMatch[0]) return null
|
||
const matchedHash = hashMatch[0].toLowerCase()
|
||
if (matchedHash.length >= 32) {
|
||
const full = hashLookup.full32.get(matchedHash)
|
||
if (full) return full
|
||
}
|
||
const short = hashLookup.short16.get(matchedHash.slice(0, 16))
|
||
return typeof short === 'string' ? short : null
|
||
}
|
||
|
||
private quoteSqlIdentifier(identifier: string): string {
|
||
return `"${String(identifier || '').replace(/"/g, '""')}"`
|
||
}
|
||
|
||
private async countSessionMessageCountsByTableScan(
|
||
sessionIds: string[],
|
||
traceId?: string
|
||
): Promise<{
|
||
success: boolean
|
||
counts?: Record<string, number>
|
||
error?: string
|
||
dbSignature?: string
|
||
}> {
|
||
const normalizedSessionIds = Array.from(new Set(
|
||
(sessionIds || [])
|
||
.map(id => String(id || '').trim())
|
||
.filter(Boolean)
|
||
))
|
||
if (normalizedSessionIds.length === 0) {
|
||
return { success: true, counts: {}, dbSignature: 'empty' }
|
||
}
|
||
|
||
const snapshotResult = await this.getMessageDbCountSnapshot()
|
||
const dbPaths = snapshotResult.success ? (snapshotResult.dbPaths || []) : []
|
||
const dbSignature = snapshotResult.success
|
||
? (snapshotResult.dbSignature || this.buildMessageDbSignature(dbPaths))
|
||
: this.buildMessageDbSignature(dbPaths)
|
||
const nativeResult = await wcdbService.getSessionMessageCounts(normalizedSessionIds)
|
||
if (!nativeResult.success || !nativeResult.counts) {
|
||
return { success: false, error: nativeResult.error || '获取会话消息总数失败', dbSignature }
|
||
}
|
||
const counts = normalizedSessionIds.reduce<Record<string, number>>((acc, sid) => {
|
||
const raw = nativeResult.counts?.[sid]
|
||
acc[sid] = Number.isFinite(raw) ? Math.max(0, Math.floor(Number(raw))) : 0
|
||
return acc
|
||
}, {})
|
||
|
||
this.logExportDiag({
|
||
traceId,
|
||
level: 'debug',
|
||
source: 'backend',
|
||
stepId: 'backend-get-session-message-counts-table-scan',
|
||
stepName: '会话消息总数表扫描',
|
||
status: 'done',
|
||
message: '按 Msg 表聚合统计完成',
|
||
data: {
|
||
dbCount: dbPaths.length,
|
||
requestedSessions: normalizedSessionIds.length
|
||
}
|
||
})
|
||
|
||
return { success: true, counts, dbSignature }
|
||
}
|
||
|
||
/**
|
||
* 批量获取会话消息总数（轻量接口，用于列表优先排序）
|
||
*/
|
||
async getSessionMessageCounts(
|
||
sessionIds: string[],
|
||
options?: { preferHintCache?: boolean; bypassSessionCache?: boolean; traceId?: string }
|
||
): Promise<{
|
||
success: boolean
|
||
counts?: Record<string, number>
|
||
error?: string
|
||
}> {
|
||
const traceId = this.normalizeExportDiagTraceId(options?.traceId)
|
||
const stepStartedAt = this.startExportDiagStep({
|
||
traceId,
|
||
stepId: 'backend-get-session-message-counts',
|
||
stepName: 'ChatService.getSessionMessageCounts',
|
||
message: '开始批量读取会话消息总数',
|
||
data: {
|
||
requestedSessions: Array.isArray(sessionIds) ? sessionIds.length : 0,
|
||
preferHintCache: options?.preferHintCache !== false,
|
||
bypassSessionCache: options?.bypassSessionCache === true
|
||
}
|
||
})
|
||
let success = false
|
||
let errorMessage = ''
|
||
let returnedCounts = 0
|
||
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
errorMessage = connectResult.error || '数据库未连接'
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const normalizedSessionIds = Array.from(
|
||
new Set(
|
||
(sessionIds || [])
|
||
.map((id) => String(id || '').trim())
|
||
.filter(Boolean)
|
||
)
|
||
)
|
||
if (normalizedSessionIds.length === 0) {
|
||
success = true
|
||
return { success: true, counts: {} }
|
||
}
|
||
|
||
const preferHintCache = options?.preferHintCache !== false
|
||
const bypassSessionCache = options?.bypassSessionCache === true
|
||
|
||
this.refreshSessionMessageCountCacheScope()
|
||
const counts: Record<string, number> = {}
|
||
const now = Date.now()
|
||
const pendingSessionIds: string[] = []
|
||
const sessionIdsKey = [...normalizedSessionIds].sort().join('\u0001')
|
||
|
||
for (const sessionId of normalizedSessionIds) {
|
||
if (!bypassSessionCache) {
|
||
const cached = this.sessionMessageCountCache.get(sessionId)
|
||
if (cached && now - cached.updatedAt <= this.sessionMessageCountCacheTtlMs) {
|
||
counts[sessionId] = cached.count
|
||
continue
|
||
}
|
||
}
|
||
|
||
if (preferHintCache) {
|
||
const hintCount = this.sessionMessageCountHintCache.get(sessionId)
|
||
if (typeof hintCount === 'number' && Number.isFinite(hintCount) && hintCount >= 0) {
|
||
counts[sessionId] = Math.floor(hintCount)
|
||
this.sessionMessageCountCache.set(sessionId, {
|
||
count: Math.floor(hintCount),
|
||
updatedAt: now
|
||
})
|
||
continue
|
||
}
|
||
}
|
||
|
||
pendingSessionIds.push(sessionId)
|
||
}
|
||
|
||
if (pendingSessionIds.length > 0) {
|
||
let tableScanSucceeded = false
|
||
const cachedBatch = this.sessionMessageCountBatchCache
|
||
const cachedBatchFresh = cachedBatch &&
|
||
now - cachedBatch.updatedAt <= this.sessionMessageCountBatchCacheTtlMs
|
||
|
||
if (cachedBatchFresh && cachedBatch.sessionIdsKey === sessionIdsKey) {
|
||
const snapshot = await this.getMessageDbCountSnapshot()
|
||
if (snapshot.success && snapshot.dbSignature === cachedBatch.dbSignature) {
|
||
for (const sessionId of pendingSessionIds) {
|
||
const nextCountRaw = cachedBatch.counts[sessionId]
|
||
const nextCount = Number.isFinite(nextCountRaw) ? Math.max(0, Math.floor(nextCountRaw)) : 0
|
||
counts[sessionId] = nextCount
|
||
this.sessionMessageCountCache.set(sessionId, {
|
||
count: nextCount,
|
||
updatedAt: now
|
||
})
|
||
}
|
||
tableScanSucceeded = true
|
||
}
|
||
}
|
||
|
||
if (!tableScanSucceeded) {
|
||
const tableScanResult = await this.countSessionMessageCountsByTableScan(pendingSessionIds, traceId)
|
||
if (tableScanResult.success && tableScanResult.counts) {
|
||
const nowTs = Date.now()
|
||
for (const sessionId of pendingSessionIds) {
|
||
const nextCountRaw = tableScanResult.counts[sessionId]
|
||
const nextCount = Number.isFinite(nextCountRaw) ? Math.max(0, Math.floor(nextCountRaw)) : 0
|
||
counts[sessionId] = nextCount
|
||
this.sessionMessageCountCache.set(sessionId, {
|
||
count: nextCount,
|
||
updatedAt: nowTs
|
||
})
|
||
}
|
||
if (tableScanResult.dbSignature) {
|
||
this.sessionMessageCountBatchCache = {
|
||
dbSignature: tableScanResult.dbSignature,
|
||
sessionIdsKey,
|
||
counts: { ...counts },
|
||
updatedAt: nowTs
|
||
}
|
||
}
|
||
tableScanSucceeded = true
|
||
} else {
|
||
this.logExportDiag({
|
||
traceId,
|
||
level: 'warn',
|
||
source: 'backend',
|
||
stepId: 'backend-get-session-message-counts-table-scan',
|
||
stepName: '会话消息总数表扫描',
|
||
status: 'failed',
|
||
message: '按 Msg 表聚合统计失败，回退逐会话统计',
|
||
data: {
|
||
error: tableScanResult.error || '未知错误'
|
||
}
|
||
})
|
||
}
|
||
}
|
||
|
||
if (!tableScanSucceeded) {
|
||
const batchSize = 320
|
||
for (let i = 0; i < pendingSessionIds.length; i += batchSize) {
|
||
const batch = pendingSessionIds.slice(i, i + batchSize)
|
||
this.logExportDiag({
|
||
traceId,
|
||
level: 'debug',
|
||
source: 'backend',
|
||
stepId: 'backend-get-session-message-counts-batch',
|
||
stepName: '会话消息总数批次查询',
|
||
status: 'running',
|
||
message: `开始查询批次 ${Math.floor(i / batchSize) + 1}/${Math.ceil(pendingSessionIds.length / batchSize) || 1}`,
|
||
data: {
|
||
batchSize: batch.length
|
||
}
|
||
})
|
||
let batchCounts: Record<string, number> = {}
|
||
try {
|
||
const result = await wcdbService.getMessageCounts(batch)
|
||
if (result.success && result.counts) {
|
||
batchCounts = result.counts
|
||
}
|
||
} catch {
|
||
// noop
|
||
}
|
||
|
||
const nowTs = Date.now()
|
||
for (const sessionId of batch) {
|
||
const nextCountRaw = batchCounts[sessionId]
|
||
const nextCount = Number.isFinite(nextCountRaw) ? Math.max(0, Math.floor(nextCountRaw)) : 0
|
||
counts[sessionId] = nextCount
|
||
this.sessionMessageCountCache.set(sessionId, {
|
||
count: nextCount,
|
||
updatedAt: nowTs
|
||
})
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
returnedCounts = Object.keys(counts).length
|
||
success = true
|
||
return { success: true, counts }
|
||
} catch (e) {
|
||
console.error('ChatService: 批量获取会话消息总数失败:', e)
|
||
errorMessage = String(e)
|
||
return { success: false, error: String(e) }
|
||
} finally {
|
||
this.endExportDiagStep({
|
||
traceId,
|
||
stepId: 'backend-get-session-message-counts',
|
||
stepName: 'ChatService.getSessionMessageCounts',
|
||
startedAt: stepStartedAt,
|
||
success,
|
||
message: success ? '批量会话消息总数读取完成' : '批量会话消息总数读取失败',
|
||
data: success ? { returnedCounts } : { error: errorMessage || '未知错误' }
|
||
})
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取通讯录列表
|
||
*/
|
||
async getContacts(): Promise<{ success: boolean; contacts?: ContactInfo[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
|
||
const contactResult = await wcdbService.getContactsCompact()
|
||
|
||
if (!contactResult.success || !contactResult.contacts) {
|
||
console.error('查询联系人失败:', contactResult.error)
|
||
return { success: false, error: contactResult.error || '查询联系人失败' }
|
||
}
|
||
|
||
|
||
const rows = contactResult.contacts as Record<string, any>[]
|
||
// 获取会话表的最后联系时间用于排序
|
||
const lastContactTimeMap = new Map<string, number>()
|
||
const sessionResult = await wcdbService.getSessions()
|
||
if (sessionResult.success && sessionResult.sessions) {
|
||
for (const session of sessionResult.sessions as any[]) {
|
||
const username = session.username || session.user_name || session.userName || ''
|
||
const timestamp = session.sort_timestamp || session.sortTimestamp || 0
|
||
if (username && timestamp) {
|
||
lastContactTimeMap.set(username, timestamp)
|
||
}
|
||
}
|
||
}
|
||
|
||
// 转换为ContactInfo
|
||
const contacts: (ContactInfo & { lastContactTime: number })[] = []
|
||
const excludeNames = new Set(['medianote', 'floatbottle', 'qmessage', 'qqmail', 'fmessage'])
|
||
|
||
for (const row of rows) {
|
||
const username = String(row.username || '').trim()
|
||
|
||
if (!username) continue
|
||
|
||
let type: 'friend' | 'group' | 'official' | 'former_friend' | 'other' = 'other'
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'WCDB_CT_local_type'], 0)
|
||
const quanPin = String(this.getRowField(row, ['quan_pin', 'quanPin', 'WCDB_CT_quan_pin']) || '').trim()
|
||
|
||
if (username.endsWith('@chatroom')) {
|
||
type = 'group'
|
||
} else if (username.startsWith('gh_')) {
|
||
type = 'official'
|
||
} else if (localType === 1 && !excludeNames.has(username)) {
|
||
type = 'friend'
|
||
} else if (localType === 0 && quanPin) {
|
||
type = 'former_friend'
|
||
} else {
|
||
continue
|
||
}
|
||
|
||
const displayName = row.remark || row.nick_name || row.alias || username
|
||
|
||
contacts.push({
|
||
username,
|
||
displayName,
|
||
remark: row.remark || undefined,
|
||
nickname: row.nick_name || undefined,
|
||
alias: row.alias || undefined,
|
||
avatarUrl: undefined,
|
||
type,
|
||
lastContactTime: lastContactTimeMap.get(username) || 0
|
||
})
|
||
}
|
||
|
||
|
||
|
||
|
||
// 按最近联系时间排序
|
||
contacts.sort((a, b) => {
|
||
const timeA = a.lastContactTime || 0
|
||
const timeB = b.lastContactTime || 0
|
||
if (timeA && timeB) {
|
||
return timeB - timeA
|
||
}
|
||
if (timeA && !timeB) return -1
|
||
if (!timeA && timeB) return 1
|
||
return a.displayName.localeCompare(b.displayName, 'zh-CN')
|
||
})
|
||
|
||
// 移除临时的lastContactTime字段
|
||
const result = contacts.map(({ lastContactTime, ...rest }) => rest)
|
||
|
||
|
||
return { success: true, contacts: result }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取通讯录失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取消息列表（支持跨多个数据库合并，已优化）
|
||
*/
|
||
async getMessages(
|
||
sessionId: string,
|
||
offset: number = 0,
|
||
limit: number = 50,
|
||
startTime: number = 0,
|
||
endTime: number = 0,
|
||
ascending: boolean = false
|
||
): Promise<{ success: boolean; messages?: Message[]; hasMore?: boolean; nextOffset?: number; error?: string }> {
|
||
let releaseMessageCursorMutex: (() => void) | null = null
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const batchSize = Math.max(1, limit || this.messageBatchDefault)
|
||
|
||
// 使用互斥锁保护游标状态访问
|
||
while (this.messageCursorMutex) {
|
||
await new Promise(resolve => setTimeout(resolve, 1))
|
||
}
|
||
this.messageCursorMutex = true
|
||
let mutexReleased = false
|
||
releaseMessageCursorMutex = () => {
|
||
if (mutexReleased) return
|
||
this.messageCursorMutex = false
|
||
mutexReleased = true
|
||
}
|
||
|
||
let state = this.messageCursors.get(sessionId)
|
||
|
||
// 只在以下情况重新创建游标:
|
||
// 1. 没有游标状态
|
||
// 2. offset 为 0 (重新加载会话)
|
||
// 3. batchSize 改变
|
||
// 4. startTime/endTime 改变（视为全新查询）
|
||
// 5. ascending 改变
|
||
const needNewCursor = !state ||
|
||
offset !== state.fetched || // Offset mismatch -> must reset cursor
|
||
state.batchSize !== batchSize ||
|
||
state.startTime !== startTime ||
|
||
state.endTime !== endTime ||
|
||
state.ascending !== ascending
|
||
|
||
if (needNewCursor) {
|
||
// 关闭旧游标
|
||
if (state) {
|
||
try {
|
||
await wcdbService.closeMessageCursor(state.cursor)
|
||
} catch (e) {
|
||
console.warn('[ChatService] 关闭旧游标失败:', e)
|
||
}
|
||
}
|
||
|
||
// 创建新游标
|
||
// 注意：WeFlow 数据库中的 create_time 是以秒为单位的
|
||
const beginTimestamp = startTime > 10000000000 ? Math.floor(startTime / 1000) : startTime
|
||
const endTimestamp = endTime > 10000000000 ? Math.floor(endTime / 1000) : endTime
|
||
const cursorResult = await wcdbService.openMessageCursor(sessionId, batchSize, ascending, beginTimestamp, endTimestamp)
|
||
if (!cursorResult.success || !cursorResult.cursor) {
|
||
console.error('[ChatService] 打开消息游标失败:', cursorResult.error)
|
||
return { success: false, error: cursorResult.error || '打开消息游标失败' }
|
||
}
|
||
|
||
state = { cursor: cursorResult.cursor, fetched: 0, batchSize, startTime, endTime, ascending }
|
||
this.messageCursors.set(sessionId, state)
|
||
|
||
// 如果需要跳过消息(offset > 0),逐批获取但不返回
|
||
// 注意：仅在 offset === 0 时重建游标最安全；
|
||
// 当 startTime/endTime 变化导致重建时，offset 应由前端重置为 0
|
||
state.bufferedMessages = []
|
||
if (offset > 0) {
|
||
console.warn(`[ChatService] 新游标需跳过 ${offset} 条消息（startTime=${startTime}, endTime=${endTime}）`)
|
||
let skipped = 0
|
||
const maxSkipAttempts = Math.ceil(offset / batchSize) + 5 // 防止无限循环
|
||
let attempts = 0
|
||
while (skipped < offset && attempts < maxSkipAttempts) {
|
||
attempts++
|
||
const skipBatch = await wcdbService.fetchMessageBatch(state.cursor)
|
||
if (!skipBatch.success) {
|
||
console.error('[ChatService] 跳过消息批次失败:', skipBatch.error)
|
||
return { success: false, error: skipBatch.error || '跳过消息失败' }
|
||
}
|
||
if (!skipBatch.rows || skipBatch.rows.length === 0) {
|
||
console.warn(`[ChatService] 跳过时数据耗尽: skipped=${skipped}/${offset}`)
|
||
return { success: true, messages: [], hasMore: false, nextOffset: skipped }
|
||
}
|
||
|
||
const count = skipBatch.rows.length
|
||
// Check if we overshot the offset
|
||
if (skipped + count > offset) {
|
||
const keepIndex = offset - skipped
|
||
if (keepIndex < count) {
|
||
state.bufferedMessages = skipBatch.rows.slice(keepIndex)
|
||
}
|
||
}
|
||
|
||
skipped += count
|
||
|
||
// If satisfied offset, break
|
||
if (skipped >= offset) break;
|
||
|
||
if (!skipBatch.hasMore) {
|
||
console.warn(`[ChatService] 跳过后无更多数据: skipped=${skipped}/${offset}`)
|
||
return { success: true, messages: [], hasMore: false, nextOffset: skipped }
|
||
}
|
||
}
|
||
if (attempts >= maxSkipAttempts) {
|
||
console.error(`[ChatService] 跳过消息超过最大尝试次数: attempts=${attempts}`)
|
||
}
|
||
state.fetched = offset
|
||
console.log(`[ChatService] 跳过完成: skipped=${skipped}, fetched=${state.fetched}, buffered=${state.bufferedMessages?.length || 0}`)
|
||
}
|
||
}
|
||
|
||
// 确保 state 已初始化
|
||
if (!state) {
|
||
console.error('[ChatService] 游标状态未初始化')
|
||
return { success: false, error: '游标状态未初始化' }
|
||
}
|
||
|
||
const collected = await this.collectVisibleMessagesFromCursor(
|
||
sessionId,
|
||
state.cursor,
|
||
limit,
|
||
state.bufferedMessages as Record<string, any>[] | undefined
|
||
)
|
||
state.bufferedMessages = collected.bufferedRows
|
||
if (!collected.success) {
|
||
return { success: false, error: collected.error || '获取消息失败' }
|
||
}
|
||
|
||
const rawRowsConsumed = collected.rawRowsConsumed || 0
|
||
const filtered = collected.messages || []
|
||
const hasMore = collected.hasMore === true
|
||
state.fetched += rawRowsConsumed
|
||
releaseMessageCursorMutex?.()
|
||
|
||
this.messageCacheService.set(sessionId, filtered)
|
||
console.log(
|
||
`[ChatService] getMessages session=${sessionId} rawRowsConsumed=${rawRowsConsumed} visibleMessagesReturned=${filtered.length} filteredOut=${collected.filteredOut || 0} nextOffset=${state.fetched} hasMore=${hasMore}`
|
||
)
|
||
return { success: true, messages: filtered, hasMore, nextOffset: state.fetched }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取消息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
} finally {
|
||
releaseMessageCursorMutex?.()
|
||
}
|
||
}
|
||
|
||
async getCachedSessionMessages(sessionId: string): Promise<{ success: boolean; messages?: Message[]; error?: string }> {
|
||
try {
|
||
if (!sessionId) return { success: true, messages: [] }
|
||
const entry = this.messageCacheService.get(sessionId)
|
||
if (!entry || !Array.isArray(entry.messages)) {
|
||
return { success: true, messages: [] }
|
||
}
|
||
return { success: true, messages: entry.messages.slice() }
|
||
} catch (error) {
|
||
console.error('ChatService: 获取缓存消息失败:', error)
|
||
return { success: false, error: String(error) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 尝试从 emoticon.db / emotion.db 恢复表情包 CDN URL
|
||
*/
|
||
private async fallbackEmoticon(msg: Message): Promise<void> {
|
||
if (!msg.emojiMd5) return
|
||
|
||
try {
|
||
const dbPath = await this.findInternalEmoticonDb()
|
||
if (!dbPath) {
|
||
console.warn(`[ChatService] 表情包数据库未找到，无法恢复: md5=${msg.emojiMd5}`)
|
||
return
|
||
}
|
||
|
||
const urlResult = await wcdbService.getEmoticonCdnUrl(dbPath, msg.emojiMd5)
|
||
if (!urlResult.success) {
|
||
console.warn(`[ChatService] 表情包数据库查询失败: md5=${msg.emojiMd5}, db=${dbPath}`, urlResult.error)
|
||
return
|
||
}
|
||
if (urlResult.url) {
|
||
msg.emojiCdnUrl = urlResult.url
|
||
return
|
||
}
|
||
|
||
console.warn(`[ChatService] 表情包数据库未命中: md5=${msg.emojiMd5}, db=${dbPath}`)
|
||
// 数据库未命中时，尝试从本地 emoji 缓存目录查找（转发的表情包只有 md5，无 CDN URL）
|
||
this.findEmojiInLocalCache(msg)
|
||
|
||
} catch (e) {
|
||
console.error(`[ChatService] 恢复表情包失败: md5=${msg.emojiMd5}`, e)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 从本地 WeFlow emoji 缓存目录按 md5 查找文件
|
||
*/
|
||
private findEmojiInLocalCache(msg: Message): void {
|
||
if (!msg.emojiMd5) return
|
||
const cacheDir = this.getEmojiCacheDir()
|
||
if (!existsSync(cacheDir)) return
|
||
|
||
const extensions = ['.gif', '.png', '.webp', '.jpg', '.jpeg']
|
||
for (const ext of extensions) {
|
||
const filePath = join(cacheDir, `${msg.emojiMd5}${ext}`)
|
||
if (existsSync(filePath)) {
|
||
msg.emojiLocalPath = filePath
|
||
// 同步写入内存缓存，避免重复查找
|
||
emojiCache.set(msg.emojiMd5, filePath)
|
||
return
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 查找 emoticon.db 路径
|
||
*/
|
||
private async findInternalEmoticonDb(): Promise<string | null> {
|
||
const myWxid = this.configService.get('myWxid')
|
||
const rootDbPath = this.configService.get('dbPath')
|
||
if (!myWxid || !rootDbPath) return null
|
||
|
||
const accountDir = this.resolveAccountDir(rootDbPath, myWxid)
|
||
if (!accountDir) return null
|
||
|
||
const candidates = [
|
||
// 1. 标准结构: root/wxid/db_storage/emoticon
|
||
join(rootDbPath, myWxid, 'db_storage', 'emoticon', 'emoticon.db'),
|
||
join(rootDbPath, myWxid, 'db_storage', 'emotion', 'emoticon.db'),
|
||
]
|
||
|
||
for (const p of candidates) {
|
||
if (existsSync(p)) return p
|
||
}
|
||
|
||
return null
|
||
}
|
||
|
||
|
||
async getLatestMessages(sessionId: string, limit: number = this.messageBatchDefault): Promise<{ success: boolean; messages?: Message[]; hasMore?: boolean; nextOffset?: number; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const batchSize = Math.max(1, limit)
|
||
const cursorResult = await wcdbService.openMessageCursor(sessionId, batchSize, false, 0, 0)
|
||
if (!cursorResult.success || !cursorResult.cursor) {
|
||
return { success: false, error: cursorResult.error || '打开消息游标失败' }
|
||
}
|
||
|
||
try {
|
||
const collected = await this.collectVisibleMessagesFromCursor(sessionId, cursorResult.cursor, limit)
|
||
if (!collected.success) {
|
||
return { success: false, error: collected.error || '获取消息失败' }
|
||
}
|
||
console.log(
|
||
`[ChatService] getLatestMessages session=${sessionId} rawRowsConsumed=${collected.rawRowsConsumed || 0} visibleMessagesReturned=${collected.messages?.length || 0} filteredOut=${collected.filteredOut || 0} nextOffset=${collected.rawRowsConsumed || 0} hasMore=${collected.hasMore === true}`
|
||
)
|
||
return {
|
||
success: true,
|
||
messages: collected.messages,
|
||
hasMore: collected.hasMore,
|
||
nextOffset: collected.rawRowsConsumed || 0
|
||
}
|
||
} finally {
|
||
await wcdbService.closeMessageCursor(cursorResult.cursor)
|
||
}
|
||
} catch (e) {
|
||
console.error('ChatService: 获取最新消息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getNewMessages(sessionId: string, minTime: number, limit: number = this.messageBatchDefault): Promise<{ success: boolean; messages?: Message[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const res = await wcdbService.getNewMessages(sessionId, minTime, limit)
|
||
if (!res.success || !res.messages) {
|
||
return { success: false, error: res.error || '获取新消息失败' }
|
||
}
|
||
|
||
// 转换为 Message 对象
|
||
const messages = this.mapRowsToMessages(res.messages as Record<string, any>[])
|
||
const normalized = this.normalizeMessageOrder(messages)
|
||
|
||
// 并发检查并修复缺失 CDN URL 的表情包
|
||
const fixPromises: Promise<void>[] = []
|
||
for (const msg of normalized) {
|
||
if (msg.localType === 47 && !msg.emojiCdnUrl && msg.emojiMd5) {
|
||
fixPromises.push(this.fallbackEmoticon(msg))
|
||
}
|
||
}
|
||
if (fixPromises.length > 0) {
|
||
await Promise.allSettled(fixPromises)
|
||
}
|
||
|
||
return { success: true, messages: normalized }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取增量消息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
private normalizeMessageOrder(messages: Message[]): Message[] {
|
||
if (messages.length < 2) return messages
|
||
const first = messages[0]
|
||
const last = messages[messages.length - 1]
|
||
const firstKey = first.sortSeq || first.createTime || first.localId || 0
|
||
const lastKey = last.sortSeq || last.createTime || last.localId || 0
|
||
if (firstKey > lastKey) {
|
||
return [...messages].reverse()
|
||
}
|
||
return messages
|
||
}
|
||
|
||
private encodeMessageKeySegment(value: unknown): string {
|
||
const normalized = String(value ?? '').trim()
|
||
return encodeURIComponent(normalized)
|
||
}
|
||
|
||
private getMessageSourceInfo(row: Record<string, any>): { dbName?: string; tableName?: string; dbPath?: string } {
|
||
const dbPath = String(
|
||
this.getRowField(row, ['_db_path', 'db_path', 'dbPath', 'database_path', 'databasePath', 'source_db_path'])
|
||
|| ''
|
||
).trim()
|
||
const explicitDbName = String(
|
||
this.getRowField(row, ['db_name', 'dbName', 'database_name', 'databaseName', 'db', 'database', 'source_db'])
|
||
|| ''
|
||
).trim()
|
||
const tableName = String(
|
||
this.getRowField(row, ['table_name', 'tableName', 'table', 'source_table', 'sourceTable'])
|
||
|| ''
|
||
).trim()
|
||
const dbName = explicitDbName || (dbPath ? basename(dbPath, extname(dbPath)) : '')
|
||
return {
|
||
dbName: dbName || undefined,
|
||
tableName: tableName || undefined,
|
||
dbPath: dbPath || undefined
|
||
}
|
||
}
|
||
|
||
private buildMessageKey(input: {
|
||
localId: number
|
||
serverId: number
|
||
createTime: number
|
||
sortSeq: number
|
||
senderUsername?: string | null
|
||
localType: number
|
||
dbName?: string
|
||
tableName?: string
|
||
dbPath?: string
|
||
}): string {
|
||
const localId = Number.isFinite(input.localId) ? Math.max(0, Math.floor(input.localId)) : 0
|
||
const serverId = Number.isFinite(input.serverId) ? Math.max(0, Math.floor(input.serverId)) : 0
|
||
const createTime = Number.isFinite(input.createTime) ? Math.max(0, Math.floor(input.createTime)) : 0
|
||
const sortSeq = Number.isFinite(input.sortSeq) ? Math.max(0, Math.floor(input.sortSeq)) : 0
|
||
const localType = Number.isFinite(input.localType) ? Math.floor(input.localType) : 0
|
||
const senderUsername = this.encodeMessageKeySegment(input.senderUsername || '')
|
||
const dbName = String(input.dbName || '').trim() || (input.dbPath ? basename(input.dbPath, extname(input.dbPath)) : '')
|
||
const tableName = String(input.tableName || '').trim()
|
||
|
||
if (localId > 0 && dbName && tableName) {
|
||
return `${this.encodeMessageKeySegment(dbName)}:${this.encodeMessageKeySegment(tableName)}:${localId}`
|
||
}
|
||
|
||
if (serverId > 0) {
|
||
return `server:${serverId}:${createTime}:${sortSeq}:${localId}:${senderUsername}:${localType}`
|
||
}
|
||
|
||
return `fallback:${createTime}:${sortSeq}:${localId}:${senderUsername}:${localType}`
|
||
}
|
||
|
||
private isMessageVisibleForSession(sessionId: string, msg: Message): boolean {
|
||
const isGroupChat = sessionId.includes('@chatroom')
|
||
if (isGroupChat) {
|
||
return true
|
||
}
|
||
if (!msg.senderUsername || msg.senderUsername === sessionId) {
|
||
return true
|
||
}
|
||
if (msg.isSend === 1) {
|
||
return true
|
||
}
|
||
console.warn(`[ChatService] 检测到异常消息: sessionId=${sessionId}, senderUsername=${msg.senderUsername}, localId=${msg.localId}`)
|
||
return false
|
||
}
|
||
|
||
private async repairEmojiMessages(messages: Message[]): Promise<void> {
|
||
const fixPromises: Promise<void>[] = []
|
||
for (const msg of messages) {
|
||
if (msg.localType === 47 && !msg.emojiCdnUrl && msg.emojiMd5) {
|
||
fixPromises.push(this.fallbackEmoticon(msg))
|
||
}
|
||
}
|
||
if (fixPromises.length > 0) {
|
||
await Promise.allSettled(fixPromises)
|
||
}
|
||
}
|
||
|
||
private async collectVisibleMessagesFromCursor(
|
||
sessionId: string,
|
||
cursor: number,
|
||
limit: number,
|
||
initialRows: Record<string, any>[] = []
|
||
): Promise<{
|
||
success: boolean
|
||
messages?: Message[]
|
||
hasMore?: boolean
|
||
error?: string
|
||
rawRowsConsumed?: number
|
||
filteredOut?: number
|
||
bufferedRows?: Record<string, any>[]
|
||
}> {
|
||
const visibleMessages: Message[] = []
|
||
let queuedRows = Array.isArray(initialRows) ? initialRows.slice() : []
|
||
let rawRowsConsumed = 0
|
||
let filteredOut = 0
|
||
let cursorMayHaveMore = queuedRows.length > 0
|
||
|
||
while (visibleMessages.length < limit) {
|
||
if (queuedRows.length === 0) {
|
||
const batch = await wcdbService.fetchMessageBatch(cursor)
|
||
if (!batch.success) {
|
||
console.error('[ChatService] 获取消息批次失败:', batch.error)
|
||
if (visibleMessages.length === 0) {
|
||
return { success: false, error: batch.error || '获取消息失败' }
|
||
}
|
||
cursorMayHaveMore = false
|
||
break
|
||
}
|
||
|
||
const batchRows = Array.isArray(batch.rows) ? batch.rows as Record<string, any>[] : []
|
||
cursorMayHaveMore = batch.hasMore === true
|
||
if (batchRows.length === 0) {
|
||
break
|
||
}
|
||
queuedRows = batchRows
|
||
}
|
||
|
||
const rowsToProcess = queuedRows
|
||
queuedRows = []
|
||
const mappedMessages = this.mapRowsToMessages(rowsToProcess)
|
||
for (let index = 0; index < mappedMessages.length; index += 1) {
|
||
const msg = mappedMessages[index]
|
||
rawRowsConsumed += 1
|
||
if (this.isMessageVisibleForSession(sessionId, msg)) {
|
||
visibleMessages.push(msg)
|
||
if (visibleMessages.length >= limit) {
|
||
if (index + 1 < rowsToProcess.length) {
|
||
queuedRows = rowsToProcess.slice(index + 1)
|
||
}
|
||
break
|
||
}
|
||
} else {
|
||
filteredOut += 1
|
||
}
|
||
}
|
||
|
||
if (visibleMessages.length >= limit) {
|
||
break
|
||
}
|
||
|
||
if (!cursorMayHaveMore) {
|
||
break
|
||
}
|
||
}
|
||
|
||
if (filteredOut > 0) {
|
||
console.warn(`[ChatService] 过滤了 ${filteredOut} 条异常消息`)
|
||
}
|
||
|
||
const normalized = this.normalizeMessageOrder(visibleMessages)
|
||
await this.repairEmojiMessages(normalized)
|
||
return {
|
||
success: true,
|
||
messages: normalized,
|
||
hasMore: queuedRows.length > 0 || cursorMayHaveMore,
|
||
rawRowsConsumed,
|
||
filteredOut,
|
||
bufferedRows: queuedRows.length > 0 ? queuedRows : undefined
|
||
}
|
||
}
|
||
|
||
private getRowField(row: Record<string, any>, keys: string[]): any {
|
||
for (const key of keys) {
|
||
if (row[key] !== undefined && row[key] !== null) return row[key]
|
||
}
|
||
const lowerMap = new Map<string, string>()
|
||
for (const actual of Object.keys(row)) {
|
||
lowerMap.set(actual.toLowerCase(), actual)
|
||
}
|
||
for (const key of keys) {
|
||
const actual = lowerMap.get(key.toLowerCase())
|
||
if (actual && row[actual] !== undefined && row[actual] !== null) {
|
||
return row[actual]
|
||
}
|
||
}
|
||
return undefined
|
||
}
|
||
|
||
private getRowInt(row: Record<string, any>, keys: string[], fallback = 0): number {
|
||
const raw = this.getRowField(row, keys)
|
||
if (raw === undefined || raw === null || raw === '') return fallback
|
||
const parsed = this.coerceRowNumber(raw)
|
||
return Number.isFinite(parsed) ? parsed : fallback
|
||
}
|
||
|
||
private normalizeUnsignedIntegerToken(raw: any): string | undefined {
|
||
if (raw === undefined || raw === null || raw === '') return undefined
|
||
|
||
if (typeof raw === 'bigint') {
|
||
return raw >= 0n ? raw.toString() : '0'
|
||
}
|
||
|
||
if (typeof raw === 'number') {
|
||
if (!Number.isFinite(raw)) return undefined
|
||
return String(Math.max(0, Math.floor(raw)))
|
||
}
|
||
|
||
if (Buffer.isBuffer(raw)) {
|
||
return this.normalizeUnsignedIntegerToken(raw.toString('utf-8').trim())
|
||
}
|
||
if (raw instanceof Uint8Array) {
|
||
return this.normalizeUnsignedIntegerToken(Buffer.from(raw).toString('utf-8').trim())
|
||
}
|
||
if (Array.isArray(raw)) {
|
||
return this.normalizeUnsignedIntegerToken(Buffer.from(raw).toString('utf-8').trim())
|
||
}
|
||
|
||
if (typeof raw === 'object') {
|
||
if ('value' in raw) return this.normalizeUnsignedIntegerToken(raw.value)
|
||
if ('intValue' in raw) return this.normalizeUnsignedIntegerToken(raw.intValue)
|
||
if ('low' in raw && 'high' in raw) {
|
||
try {
|
||
const low = BigInt(raw.low >>> 0)
|
||
const high = BigInt(raw.high >>> 0)
|
||
const value = (high << 32n) + low
|
||
return value >= 0n ? value.toString() : '0'
|
||
} catch {
|
||
return undefined
|
||
}
|
||
}
|
||
const text = raw.toString ? String(raw).trim() : ''
|
||
if (text && text !== '[object Object]') {
|
||
return this.normalizeUnsignedIntegerToken(text)
|
||
}
|
||
return undefined
|
||
}
|
||
|
||
const text = String(raw).trim()
|
||
if (!text) return undefined
|
||
if (/^\d+$/.test(text)) {
|
||
return text.replace(/^0+(?=\d)/, '') || '0'
|
||
}
|
||
if (/^[+-]?\d+$/.test(text)) {
|
||
try {
|
||
const value = BigInt(text)
|
||
return value >= 0n ? value.toString() : '0'
|
||
} catch {
|
||
return undefined
|
||
}
|
||
}
|
||
|
||
const parsed = Number(text)
|
||
if (Number.isFinite(parsed)) {
|
||
return String(Math.max(0, Math.floor(parsed)))
|
||
}
|
||
return undefined
|
||
}
|
||
|
||
private coerceRowNumber(raw: any): number {
|
||
if (raw === undefined || raw === null) return NaN
|
||
if (typeof raw === 'number') return raw
|
||
if (typeof raw === 'bigint') return Number(raw)
|
||
if (Buffer.isBuffer(raw)) {
|
||
return parseInt(raw.toString('utf-8'), 10)
|
||
}
|
||
if (raw instanceof Uint8Array) {
|
||
return parseInt(Buffer.from(raw).toString('utf-8'), 10)
|
||
}
|
||
if (Array.isArray(raw)) {
|
||
return parseInt(Buffer.from(raw).toString('utf-8'), 10)
|
||
}
|
||
if (typeof raw === 'object') {
|
||
if ('value' in raw) return this.coerceRowNumber(raw.value)
|
||
if ('intValue' in raw) return this.coerceRowNumber(raw.intValue)
|
||
if ('low' in raw && 'high' in raw) {
|
||
try {
|
||
const low = BigInt(raw.low >>> 0)
|
||
const high = BigInt(raw.high >>> 0)
|
||
return Number((high << 32n) + low)
|
||
} catch {
|
||
return NaN
|
||
}
|
||
}
|
||
const text = raw.toString ? String(raw) : ''
|
||
if (text && text !== '[object Object]') {
|
||
const parsed = parseInt(text, 10)
|
||
return Number.isFinite(parsed) ? parsed : NaN
|
||
}
|
||
return NaN
|
||
}
|
||
const parsed = parseInt(String(raw), 10)
|
||
return Number.isFinite(parsed) ? parsed : NaN
|
||
}
|
||
|
||
private buildIdentityKeys(raw: string): string[] {
|
||
const value = String(raw || '').trim()
|
||
if (!value) return []
|
||
const lowerRaw = value.toLowerCase()
|
||
const cleaned = this.cleanAccountDirName(value).toLowerCase()
|
||
if (cleaned && cleaned !== lowerRaw) {
|
||
return [cleaned, lowerRaw]
|
||
}
|
||
return [lowerRaw]
|
||
}
|
||
|
||
private resolveMessageIsSend(rawIsSend: number | null, senderUsername?: string | null): {
|
||
isSend: number | null
|
||
selfMatched: boolean
|
||
correctedBySelfIdentity: boolean
|
||
} {
|
||
const normalizedRawIsSend = Number.isFinite(rawIsSend as number) ? rawIsSend : null
|
||
const senderKeys = this.buildIdentityKeys(String(senderUsername || ''))
|
||
if (senderKeys.length === 0) {
|
||
return {
|
||
isSend: normalizedRawIsSend,
|
||
selfMatched: false,
|
||
correctedBySelfIdentity: false
|
||
}
|
||
}
|
||
|
||
const myWxid = String(this.configService.get('myWxid') || '').trim()
|
||
const selfKeys = this.buildIdentityKeys(myWxid)
|
||
if (selfKeys.length === 0) {
|
||
return {
|
||
isSend: normalizedRawIsSend,
|
||
selfMatched: false,
|
||
correctedBySelfIdentity: false
|
||
}
|
||
}
|
||
|
||
const selfMatched = senderKeys.some(senderKey =>
|
||
selfKeys.some(selfKey =>
|
||
senderKey === selfKey ||
|
||
senderKey.startsWith(selfKey + '_') ||
|
||
selfKey.startsWith(senderKey + '_')
|
||
)
|
||
)
|
||
|
||
if (selfMatched && normalizedRawIsSend !== 1) {
|
||
return {
|
||
isSend: 1,
|
||
selfMatched: true,
|
||
correctedBySelfIdentity: true
|
||
}
|
||
}
|
||
|
||
if (normalizedRawIsSend === null) {
|
||
return {
|
||
isSend: selfMatched ? 1 : 0,
|
||
selfMatched,
|
||
correctedBySelfIdentity: false
|
||
}
|
||
}
|
||
|
||
return {
|
||
isSend: normalizedRawIsSend,
|
||
selfMatched,
|
||
correctedBySelfIdentity: false
|
||
}
|
||
}
|
||
|
||
private extractGroupMemberUsername(member: any): string {
|
||
if (!member) return ''
|
||
if (typeof member === 'string') return member.trim()
|
||
return String(
|
||
member.username ||
|
||
member.userName ||
|
||
member.user_name ||
|
||
member.encryptUsername ||
|
||
member.encryptUserName ||
|
||
member.encrypt_username ||
|
||
member.originalName ||
|
||
''
|
||
).trim()
|
||
}
|
||
|
||
private async getFriendIdentitySet(): Promise<Set<string>> {
|
||
const identities = new Set<string>()
|
||
const contactResult = await wcdbService.getContactsCompact()
|
||
if (!contactResult.success || !contactResult.contacts) {
|
||
return identities
|
||
}
|
||
|
||
for (const rowAny of contactResult.contacts) {
|
||
const row = rowAny as Record<string, any>
|
||
const username = String(row.username || '').trim()
|
||
if (!username || username.includes('@chatroom') || username.startsWith('gh_')) continue
|
||
if (FRIEND_EXCLUDE_USERNAMES.has(username)) continue
|
||
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'WCDB_CT_local_type'], 0)
|
||
if (localType !== 1) continue
|
||
|
||
for (const key of this.buildIdentityKeys(username)) {
|
||
identities.add(key)
|
||
}
|
||
}
|
||
return identities
|
||
}
|
||
|
||
private async forEachWithConcurrency<T>(
|
||
items: T[],
|
||
limit: number,
|
||
worker: (item: T) => Promise<void>
|
||
): Promise<void> {
|
||
if (items.length === 0) return
|
||
const concurrency = Math.max(1, Math.min(limit, items.length))
|
||
let index = 0
|
||
|
||
const runners = Array.from({ length: concurrency }, async () => {
|
||
while (true) {
|
||
const current = index
|
||
index += 1
|
||
if (current >= items.length) return
|
||
await worker(items[current])
|
||
}
|
||
})
|
||
|
||
await Promise.all(runners)
|
||
}
|
||
|
||
private normalizeExportDiagTraceId(traceId?: string): string {
|
||
const normalized = String(traceId || '').trim()
|
||
return normalized
|
||
}
|
||
|
||
private logExportDiag(input: {
|
||
traceId?: string
|
||
source?: 'backend' | 'main' | 'frontend' | 'worker'
|
||
level?: 'debug' | 'info' | 'warn' | 'error'
|
||
message: string
|
||
stepId?: string
|
||
stepName?: string
|
||
status?: 'running' | 'done' | 'failed' | 'timeout'
|
||
durationMs?: number
|
||
data?: Record<string, unknown>
|
||
}): void {
|
||
const traceId = this.normalizeExportDiagTraceId(input.traceId)
|
||
if (!traceId) return
|
||
exportCardDiagnosticsService.log({
|
||
traceId,
|
||
source: input.source || 'backend',
|
||
level: input.level || 'info',
|
||
message: input.message,
|
||
stepId: input.stepId,
|
||
stepName: input.stepName,
|
||
status: input.status,
|
||
durationMs: input.durationMs,
|
||
data: input.data
|
||
})
|
||
}
|
||
|
||
private startExportDiagStep(input: {
|
||
traceId?: string
|
||
stepId: string
|
||
stepName: string
|
||
message: string
|
||
data?: Record<string, unknown>
|
||
}): number {
|
||
const startedAt = Date.now()
|
||
const traceId = this.normalizeExportDiagTraceId(input.traceId)
|
||
if (traceId) {
|
||
exportCardDiagnosticsService.stepStart({
|
||
traceId,
|
||
stepId: input.stepId,
|
||
stepName: input.stepName,
|
||
source: 'backend',
|
||
message: input.message,
|
||
data: input.data
|
||
})
|
||
}
|
||
return startedAt
|
||
}
|
||
|
||
private endExportDiagStep(input: {
|
||
traceId?: string
|
||
stepId: string
|
||
stepName: string
|
||
startedAt: number
|
||
success: boolean
|
||
message?: string
|
||
data?: Record<string, unknown>
|
||
}): void {
|
||
const traceId = this.normalizeExportDiagTraceId(input.traceId)
|
||
if (!traceId) return
|
||
exportCardDiagnosticsService.stepEnd({
|
||
traceId,
|
||
stepId: input.stepId,
|
||
stepName: input.stepName,
|
||
source: 'backend',
|
||
status: input.success ? 'done' : 'failed',
|
||
message: input.message || (input.success ? `${input.stepName} 完成` : `${input.stepName} 失败`),
|
||
durationMs: Math.max(0, Date.now() - input.startedAt),
|
||
data: input.data
|
||
})
|
||
}
|
||
|
||
private refreshSessionMessageCountCacheScope(): void {
|
||
const dbPath = String(this.configService.get('dbPath') || '')
|
||
const myWxid = String(this.configService.get('myWxid') || '')
|
||
const scope = `${dbPath}::${myWxid}`
|
||
if (scope === this.sessionMessageCountCacheScope) {
|
||
this.refreshSessionStatsCacheScope(scope)
|
||
this.refreshGroupMyMessageCountCacheScope(scope)
|
||
return
|
||
}
|
||
this.sessionMessageCountCacheScope = scope
|
||
this.sessionMessageCountCache.clear()
|
||
this.sessionMessageCountHintCache.clear()
|
||
this.sessionMessageCountBatchCache = null
|
||
this.sessionDetailFastCache.clear()
|
||
this.sessionDetailExtraCache.clear()
|
||
this.sessionStatusCache.clear()
|
||
this.sessionTablesCache.clear()
|
||
this.messageTableColumnsCache.clear()
|
||
this.messageDbCountSnapshotCache = null
|
||
this.refreshSessionStatsCacheScope(scope)
|
||
this.refreshGroupMyMessageCountCacheScope(scope)
|
||
}
|
||
|
||
private refreshGroupMyMessageCountCacheScope(scope: string): void {
|
||
if (scope === this.groupMyMessageCountCacheScope) return
|
||
this.groupMyMessageCountCacheScope = scope
|
||
this.groupMyMessageCountMemoryCache.clear()
|
||
}
|
||
|
||
private refreshSessionStatsCacheScope(scope: string): void {
|
||
if (scope === this.sessionStatsCacheScope) return
|
||
this.sessionStatsCacheScope = scope
|
||
this.sessionStatsMemoryCache.clear()
|
||
this.sessionStatsPendingBasic.clear()
|
||
this.sessionStatsPendingFull.clear()
|
||
this.allGroupSessionIdsCache = null
|
||
}
|
||
|
||
private buildScopedSessionStatsKey(sessionId: string): string {
|
||
return `${this.sessionStatsCacheScope}::${sessionId}`
|
||
}
|
||
|
||
private buildScopedGroupMyMessageCountKey(chatroomId: string): string {
|
||
return `${this.groupMyMessageCountCacheScope}::${chatroomId}`
|
||
}
|
||
|
||
private getGroupMyMessageCountHintEntry(
|
||
chatroomId: string
|
||
): { entry: GroupMyMessageCountCacheEntry; source: 'memory' | 'disk' } | null {
|
||
const scopedKey = this.buildScopedGroupMyMessageCountKey(chatroomId)
|
||
const inMemory = this.groupMyMessageCountMemoryCache.get(scopedKey)
|
||
if (inMemory) {
|
||
return { entry: inMemory, source: 'memory' }
|
||
}
|
||
|
||
const persisted = this.groupMyMessageCountCacheService.get(this.groupMyMessageCountCacheScope, chatroomId)
|
||
if (!persisted) return null
|
||
this.groupMyMessageCountMemoryCache.set(scopedKey, persisted)
|
||
return { entry: persisted, source: 'disk' }
|
||
}
|
||
|
||
private setGroupMyMessageCountHintEntry(chatroomId: string, messageCount: number, updatedAt?: number): number {
|
||
const nextCount = Number.isFinite(messageCount) ? Math.max(0, Math.floor(messageCount)) : 0
|
||
const nextUpdatedAt = Number.isFinite(updatedAt) ? Math.max(0, Math.floor(updatedAt as number)) : Date.now()
|
||
const scopedKey = this.buildScopedGroupMyMessageCountKey(chatroomId)
|
||
const existing = this.groupMyMessageCountMemoryCache.get(scopedKey)
|
||
if (existing && existing.updatedAt > nextUpdatedAt) {
|
||
return existing.updatedAt
|
||
}
|
||
|
||
const entry: GroupMyMessageCountCacheEntry = {
|
||
updatedAt: nextUpdatedAt,
|
||
messageCount: nextCount
|
||
}
|
||
this.groupMyMessageCountMemoryCache.set(scopedKey, entry)
|
||
this.groupMyMessageCountCacheService.set(this.groupMyMessageCountCacheScope, chatroomId, entry)
|
||
return nextUpdatedAt
|
||
}
|
||
|
||
private toSessionStatsCacheStats(stats: ExportSessionStats): SessionStatsCacheStats {
|
||
const normalized: SessionStatsCacheStats = {
|
||
totalMessages: Number.isFinite(stats.totalMessages) ? Math.max(0, Math.floor(stats.totalMessages)) : 0,
|
||
voiceMessages: Number.isFinite(stats.voiceMessages) ? Math.max(0, Math.floor(stats.voiceMessages)) : 0,
|
||
imageMessages: Number.isFinite(stats.imageMessages) ? Math.max(0, Math.floor(stats.imageMessages)) : 0,
|
||
videoMessages: Number.isFinite(stats.videoMessages) ? Math.max(0, Math.floor(stats.videoMessages)) : 0,
|
||
emojiMessages: Number.isFinite(stats.emojiMessages) ? Math.max(0, Math.floor(stats.emojiMessages)) : 0,
|
||
transferMessages: Number.isFinite(stats.transferMessages) ? Math.max(0, Math.floor(stats.transferMessages)) : 0,
|
||
redPacketMessages: Number.isFinite(stats.redPacketMessages) ? Math.max(0, Math.floor(stats.redPacketMessages)) : 0,
|
||
callMessages: Number.isFinite(stats.callMessages) ? Math.max(0, Math.floor(stats.callMessages)) : 0
|
||
}
|
||
|
||
if (Number.isFinite(stats.firstTimestamp)) normalized.firstTimestamp = Math.max(0, Math.floor(stats.firstTimestamp as number))
|
||
if (Number.isFinite(stats.lastTimestamp)) normalized.lastTimestamp = Math.max(0, Math.floor(stats.lastTimestamp as number))
|
||
if (Number.isFinite(stats.privateMutualGroups)) normalized.privateMutualGroups = Math.max(0, Math.floor(stats.privateMutualGroups as number))
|
||
if (Number.isFinite(stats.groupMemberCount)) normalized.groupMemberCount = Math.max(0, Math.floor(stats.groupMemberCount as number))
|
||
if (Number.isFinite(stats.groupMyMessages)) normalized.groupMyMessages = Math.max(0, Math.floor(stats.groupMyMessages as number))
|
||
if (Number.isFinite(stats.groupActiveSpeakers)) normalized.groupActiveSpeakers = Math.max(0, Math.floor(stats.groupActiveSpeakers as number))
|
||
if (Number.isFinite(stats.groupMutualFriends)) normalized.groupMutualFriends = Math.max(0, Math.floor(stats.groupMutualFriends as number))
|
||
|
||
return normalized
|
||
}
|
||
|
||
private fromSessionStatsCacheStats(stats: SessionStatsCacheStats): ExportSessionStats {
|
||
return {
|
||
totalMessages: stats.totalMessages,
|
||
voiceMessages: stats.voiceMessages,
|
||
imageMessages: stats.imageMessages,
|
||
videoMessages: stats.videoMessages,
|
||
emojiMessages: stats.emojiMessages,
|
||
transferMessages: stats.transferMessages,
|
||
redPacketMessages: stats.redPacketMessages,
|
||
callMessages: stats.callMessages,
|
||
firstTimestamp: stats.firstTimestamp,
|
||
lastTimestamp: stats.lastTimestamp,
|
||
privateMutualGroups: stats.privateMutualGroups,
|
||
groupMemberCount: stats.groupMemberCount,
|
||
groupMyMessages: stats.groupMyMessages,
|
||
groupActiveSpeakers: stats.groupActiveSpeakers,
|
||
groupMutualFriends: stats.groupMutualFriends
|
||
}
|
||
}
|
||
|
||
private supportsRequestedRelation(entry: SessionStatsCacheEntry, includeRelations: boolean): boolean {
|
||
if (!includeRelations) return true
|
||
return entry.includeRelations
|
||
}
|
||
|
||
private getSessionStatsCacheEntry(sessionId: string): { entry: SessionStatsCacheEntry; source: 'memory' | 'disk' } | null {
|
||
const scopedKey = this.buildScopedSessionStatsKey(sessionId)
|
||
const inMemory = this.sessionStatsMemoryCache.get(scopedKey)
|
||
if (inMemory) {
|
||
return { entry: inMemory, source: 'memory' }
|
||
}
|
||
|
||
const persisted = this.sessionStatsCacheService.get(this.sessionStatsCacheScope, sessionId)
|
||
if (!persisted) return null
|
||
this.sessionStatsMemoryCache.set(scopedKey, persisted)
|
||
return { entry: persisted, source: 'disk' }
|
||
}
|
||
|
||
private setSessionStatsCacheEntry(sessionId: string, stats: ExportSessionStats, includeRelations: boolean): number {
|
||
const updatedAt = Date.now()
|
||
const normalizedStats = this.toSessionStatsCacheStats(stats)
|
||
const entry: SessionStatsCacheEntry = {
|
||
updatedAt,
|
||
includeRelations,
|
||
stats: normalizedStats
|
||
}
|
||
const scopedKey = this.buildScopedSessionStatsKey(sessionId)
|
||
this.sessionStatsMemoryCache.set(scopedKey, entry)
|
||
this.sessionStatsCacheService.set(this.sessionStatsCacheScope, sessionId, entry)
|
||
if (sessionId.endsWith('@chatroom') && Number.isFinite(normalizedStats.groupMyMessages)) {
|
||
this.setGroupMyMessageCountHintEntry(sessionId, normalizedStats.groupMyMessages as number, updatedAt)
|
||
}
|
||
return updatedAt
|
||
}
|
||
|
||
private deleteSessionStatsCacheEntry(sessionId: string): void {
|
||
const scopedKey = this.buildScopedSessionStatsKey(sessionId)
|
||
this.sessionStatsMemoryCache.delete(scopedKey)
|
||
this.sessionStatsPendingBasic.delete(scopedKey)
|
||
this.sessionStatsPendingFull.delete(scopedKey)
|
||
this.sessionStatsCacheService.delete(this.sessionStatsCacheScope, sessionId)
|
||
}
|
||
|
||
private clearSessionStatsCacheForScope(): void {
|
||
this.sessionStatsMemoryCache.clear()
|
||
this.sessionStatsPendingBasic.clear()
|
||
this.sessionStatsPendingFull.clear()
|
||
this.allGroupSessionIdsCache = null
|
||
this.sessionStatsCacheService.clearScope(this.sessionStatsCacheScope)
|
||
}
|
||
|
||
private collectSessionIdsFromPayload(payload: unknown): Set<string> {
|
||
const ids = new Set<string>()
|
||
const walk = (value: unknown, keyHint?: string) => {
|
||
if (Array.isArray(value)) {
|
||
for (const item of value) walk(item, keyHint)
|
||
return
|
||
}
|
||
if (value && typeof value === 'object') {
|
||
for (const [k, v] of Object.entries(value as Record<string, unknown>)) {
|
||
walk(v, k)
|
||
}
|
||
return
|
||
}
|
||
if (typeof value !== 'string') return
|
||
const normalized = value.trim()
|
||
if (!normalized) return
|
||
const lowerKey = String(keyHint || '').toLowerCase()
|
||
const keyLooksLikeSession = (
|
||
lowerKey.includes('session') ||
|
||
lowerKey.includes('talker') ||
|
||
lowerKey.includes('username') ||
|
||
lowerKey.includes('chatroom')
|
||
)
|
||
if (!keyLooksLikeSession && !normalized.includes('@chatroom')) {
|
||
return
|
||
}
|
||
ids.add(normalized)
|
||
}
|
||
walk(payload)
|
||
return ids
|
||
}
|
||
|
||
private handleSessionStatsMonitorChange(type: string, json: string): void {
|
||
this.refreshSessionMessageCountCacheScope()
|
||
if (!this.sessionStatsCacheScope) return
|
||
|
||
const normalizedType = String(type || '').toLowerCase()
|
||
if (
|
||
normalizedType.includes('message') ||
|
||
normalizedType.includes('session') ||
|
||
normalizedType.includes('db')
|
||
) {
|
||
this.messageDbCountSnapshotCache = null
|
||
}
|
||
const maybeJson = String(json || '').trim()
|
||
let ids = new Set<string>()
|
||
if (maybeJson) {
|
||
try {
|
||
ids = this.collectSessionIdsFromPayload(JSON.parse(maybeJson))
|
||
} catch {
|
||
ids = this.collectSessionIdsFromPayload(maybeJson)
|
||
}
|
||
}
|
||
|
||
if (ids.size > 0) {
|
||
ids.forEach((sessionId) => this.deleteSessionStatsCacheEntry(sessionId))
|
||
if (Array.from(ids).some((id) => id.includes('@chatroom'))) {
|
||
this.allGroupSessionIdsCache = null
|
||
}
|
||
return
|
||
}
|
||
|
||
// 无法定位具体会话时，保守地仅在消息/群成员相关变更时清空当前 scope，避免展示过旧统计。
|
||
if (
|
||
normalizedType.includes('message') ||
|
||
normalizedType.includes('session') ||
|
||
normalizedType.includes('group') ||
|
||
normalizedType.includes('member') ||
|
||
normalizedType.includes('contact')
|
||
) {
|
||
this.clearSessionStatsCacheForScope()
|
||
}
|
||
}
|
||
|
||
private async listAllGroupSessionIds(): Promise<string[]> {
|
||
const now = Date.now()
|
||
if (
|
||
this.allGroupSessionIdsCache &&
|
||
now - this.allGroupSessionIdsCache.updatedAt <= this.allGroupSessionIdsCacheTtlMs
|
||
) {
|
||
return this.allGroupSessionIdsCache.ids
|
||
}
|
||
|
||
const result = await wcdbService.getSessions()
|
||
if (!result.success || !Array.isArray(result.sessions)) {
|
||
return []
|
||
}
|
||
|
||
const ids = new Set<string>()
|
||
for (const rowAny of result.sessions) {
|
||
const row = rowAny as Record<string, unknown>
|
||
const usernameRaw = row.username ?? row.userName ?? row.talker ?? row.sessionId
|
||
const username = String(usernameRaw || '').trim()
|
||
if (!username || !username.endsWith('@chatroom')) continue
|
||
ids.add(username)
|
||
}
|
||
|
||
const list = Array.from(ids)
|
||
this.allGroupSessionIdsCache = {
|
||
ids: list,
|
||
updatedAt: now
|
||
}
|
||
return list
|
||
}
|
||
|
||
private async getSessionMessageTables(sessionId: string): Promise<Array<{ tableName: string; dbPath: string }>> {
|
||
const now = Date.now()
|
||
const cached = this.sessionTablesCache.get(sessionId)
|
||
if (cached && now - cached.updatedAt <= this.sessionTablesCacheTtl && cached.tables.length > 0) {
|
||
return cached.tables
|
||
}
|
||
if (cached) {
|
||
this.sessionTablesCache.delete(sessionId)
|
||
}
|
||
|
||
const tableStats = await wcdbService.getMessageTableStats(sessionId)
|
||
if (!tableStats.success || !tableStats.tables || tableStats.tables.length === 0) {
|
||
return []
|
||
}
|
||
|
||
const tables = tableStats.tables
|
||
.map(t => ({ tableName: t.table_name || t.name, dbPath: t.db_path }))
|
||
.filter(t => t.tableName && t.dbPath) as Array<{ tableName: string; dbPath: string }>
|
||
|
||
if (tables.length > 0) {
|
||
this.sessionTablesCache.set(sessionId, {
|
||
tables,
|
||
updatedAt: now
|
||
})
|
||
}
|
||
return tables
|
||
}
|
||
|
||
private async getMessageTableColumns(dbPath: string, tableName: string): Promise<Set<string>> {
|
||
const cacheKey = `${dbPath}\u0001${tableName}`
|
||
const now = Date.now()
|
||
const cached = this.messageTableColumnsCache.get(cacheKey)
|
||
if (cached && now - cached.updatedAt <= this.messageTableColumnsCacheTtlMs) {
|
||
return new Set<string>(cached.columns)
|
||
}
|
||
|
||
const result = await wcdbService.getMessageTableColumns(dbPath, tableName)
|
||
if (!result.success || !Array.isArray(result.columns) || result.columns.length === 0) return new Set<string>()
|
||
|
||
const columns = new Set<string>()
|
||
for (const columnName of result.columns) {
|
||
const name = String(columnName || '').trim().toLowerCase()
|
||
if (name) columns.add(name)
|
||
}
|
||
this.messageTableColumnsCache.set(cacheKey, {
|
||
columns: new Set<string>(columns),
|
||
updatedAt: now
|
||
})
|
||
return columns
|
||
}
|
||
|
||
private pickFirstColumn(columns: Set<string>, candidates: string[]): string | undefined {
|
||
for (const candidate of candidates) {
|
||
const normalized = candidate.toLowerCase()
|
||
if (columns.has(normalized)) return normalized
|
||
}
|
||
return undefined
|
||
}
|
||
|
||
private escapeSqlLiteral(value: string): string {
|
||
return String(value || '').replace(/'/g, "''")
|
||
}
|
||
|
||
private extractType49XmlTypeForStats(content: string): string {
|
||
if (!content) return ''
|
||
|
||
const appmsgMatch = /<appmsg[\s\S]*?>([\s\S]*?)<\/appmsg>/i.exec(content)
|
||
if (appmsgMatch) {
|
||
const appmsgInner = appmsgMatch[1]
|
||
.replace(/<refermsg[\s\S]*?<\/refermsg>/gi, '')
|
||
.replace(/<patMsg[\s\S]*?<\/patMsg>/gi, '')
|
||
const typeMatch = /<type>([\s\S]*?)<\/type>/i.exec(appmsgInner)
|
||
if (typeMatch) return String(typeMatch[1] || '').trim()
|
||
}
|
||
|
||
return this.extractXmlValue(content, 'type')
|
||
}
|
||
|
||
private async collectSpecialMessageCountsByCursorScan(sessionId: string): Promise<{
|
||
transferMessages: number
|
||
redPacketMessages: number
|
||
callMessages: number
|
||
}> {
|
||
const counters = {
|
||
transferMessages: 0,
|
||
redPacketMessages: 0,
|
||
callMessages: 0
|
||
}
|
||
|
||
const cursorResult = await wcdbService.openMessageCursorLite(sessionId, 500, false, 0, 0)
|
||
if (!cursorResult.success || !cursorResult.cursor) {
|
||
return counters
|
||
}
|
||
|
||
const cursor = cursorResult.cursor
|
||
try {
|
||
while (true) {
|
||
const batch = await wcdbService.fetchMessageBatch(cursor)
|
||
if (!batch.success) break
|
||
const rows = Array.isArray(batch.rows) ? batch.rows as Record<string, any>[] : []
|
||
for (const row of rows) {
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'type', 'msg_type', 'msgType', 'WCDB_CT_local_type'], 1)
|
||
if (localType === 50) {
|
||
counters.callMessages += 1
|
||
continue
|
||
}
|
||
if (localType === 8589934592049) {
|
||
counters.transferMessages += 1
|
||
continue
|
||
}
|
||
if (localType === 8594229559345) {
|
||
counters.redPacketMessages += 1
|
||
continue
|
||
}
|
||
if (localType !== 49) continue
|
||
|
||
const rawMessageContent = this.getRowField(row, ['message_content', 'messageContent', 'msg_content', 'msgContent', 'content', 'WCDB_CT_message_content'])
|
||
const rawCompressContent = this.getRowField(row, ['compress_content', 'compressContent', 'compressed_content', 'compressedContent', 'WCDB_CT_compress_content'])
|
||
const content = this.decodeMessageContent(rawMessageContent, rawCompressContent)
|
||
const xmlType = this.extractType49XmlTypeForStats(content)
|
||
if (xmlType === '2000') counters.transferMessages += 1
|
||
if (xmlType === '2001') counters.redPacketMessages += 1
|
||
}
|
||
|
||
if (!batch.hasMore || rows.length === 0) break
|
||
}
|
||
} finally {
|
||
await wcdbService.closeMessageCursor(cursor)
|
||
}
|
||
|
||
return counters
|
||
}
|
||
|
||
private async collectSessionExportStatsByCursorScan(
|
||
sessionId: string,
|
||
selfIdentitySet: Set<string>
|
||
): Promise<ExportSessionStats> {
|
||
const stats: ExportSessionStats = {
|
||
totalMessages: 0,
|
||
voiceMessages: 0,
|
||
imageMessages: 0,
|
||
videoMessages: 0,
|
||
emojiMessages: 0,
|
||
transferMessages: 0,
|
||
redPacketMessages: 0,
|
||
callMessages: 0
|
||
}
|
||
if (sessionId.endsWith('@chatroom')) {
|
||
stats.groupMyMessages = 0
|
||
stats.groupActiveSpeakers = 0
|
||
}
|
||
|
||
const senderIdentities = new Set<string>()
|
||
const cursorResult = await wcdbService.openMessageCursorLite(sessionId, 500, false, 0, 0)
|
||
if (!cursorResult.success || !cursorResult.cursor) {
|
||
return stats
|
||
}
|
||
|
||
const cursor = cursorResult.cursor
|
||
try {
|
||
while (true) {
|
||
const batch = await wcdbService.fetchMessageBatch(cursor)
|
||
if (!batch.success) {
|
||
break
|
||
}
|
||
|
||
const rows = Array.isArray(batch.rows) ? batch.rows as Record<string, any>[] : []
|
||
for (const row of rows) {
|
||
stats.totalMessages += 1
|
||
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'type', 'msg_type', 'msgType', 'WCDB_CT_local_type'], 1)
|
||
if (localType === 34) stats.voiceMessages += 1
|
||
if (localType === 3) stats.imageMessages += 1
|
||
if (localType === 43) stats.videoMessages += 1
|
||
if (localType === 47) stats.emojiMessages += 1
|
||
if (localType === 50) stats.callMessages += 1
|
||
if (localType === 8589934592049) stats.transferMessages += 1
|
||
if (localType === 8594229559345) stats.redPacketMessages += 1
|
||
if (localType === 49) {
|
||
const rawMessageContent = this.getRowField(row, ['message_content', 'messageContent', 'msg_content', 'msgContent', 'content', 'WCDB_CT_message_content'])
|
||
const rawCompressContent = this.getRowField(row, ['compress_content', 'compressContent', 'compressed_content', 'compressedContent', 'WCDB_CT_compress_content'])
|
||
const content = this.decodeMessageContent(rawMessageContent, rawCompressContent)
|
||
const xmlType = this.extractType49XmlTypeForStats(content)
|
||
if (xmlType === '2000') stats.transferMessages += 1
|
||
if (xmlType === '2001') stats.redPacketMessages += 1
|
||
}
|
||
|
||
const createTime = this.getRowInt(
|
||
row,
|
||
['create_time', 'createTime', 'createtime', 'msg_create_time', 'msgCreateTime', 'msg_time', 'msgTime', 'time', 'WCDB_CT_create_time'],
|
||
0
|
||
)
|
||
if (createTime > 0) {
|
||
if (stats.firstTimestamp === undefined || createTime < stats.firstTimestamp) {
|
||
stats.firstTimestamp = createTime
|
||
}
|
||
if (stats.lastTimestamp === undefined || createTime > stats.lastTimestamp) {
|
||
stats.lastTimestamp = createTime
|
||
}
|
||
}
|
||
|
||
if (sessionId.endsWith('@chatroom')) {
|
||
const sender = String(this.getRowField(row, ['sender_username', 'senderUsername', 'sender', 'WCDB_CT_sender_username']) || '').trim()
|
||
const senderKeys = this.buildIdentityKeys(sender)
|
||
if (senderKeys.length > 0) {
|
||
senderIdentities.add(senderKeys[0])
|
||
if (senderKeys.some((key) => selfIdentitySet.has(key))) {
|
||
stats.groupMyMessages = (stats.groupMyMessages || 0) + 1
|
||
}
|
||
} else {
|
||
const isSend = this.coerceRowNumber(this.getRowField(row, ['computed_is_send', 'computedIsSend', 'is_send', 'isSend', 'WCDB_CT_is_send']))
|
||
if (Number.isFinite(isSend) && isSend === 1) {
|
||
stats.groupMyMessages = (stats.groupMyMessages || 0) + 1
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!batch.hasMore || rows.length === 0) {
|
||
break
|
||
}
|
||
}
|
||
} finally {
|
||
await wcdbService.closeMessageCursor(cursor)
|
||
}
|
||
|
||
if (sessionId.endsWith('@chatroom')) {
|
||
stats.groupActiveSpeakers = senderIdentities.size
|
||
if (Number.isFinite(stats.groupMyMessages)) {
|
||
this.setGroupMyMessageCountHintEntry(sessionId, stats.groupMyMessages as number)
|
||
}
|
||
}
|
||
return stats
|
||
}
|
||
|
||
private async collectSessionExportStats(
|
||
sessionId: string,
|
||
selfIdentitySet: Set<string>,
|
||
preferAccurateSpecialTypes: boolean = false
|
||
): Promise<ExportSessionStats> {
|
||
const stats: ExportSessionStats = {
|
||
totalMessages: 0,
|
||
voiceMessages: 0,
|
||
imageMessages: 0,
|
||
videoMessages: 0,
|
||
emojiMessages: 0,
|
||
transferMessages: 0,
|
||
redPacketMessages: 0,
|
||
callMessages: 0
|
||
}
|
||
const isGroup = sessionId.endsWith('@chatroom')
|
||
if (isGroup) {
|
||
stats.groupMyMessages = 0
|
||
stats.groupActiveSpeakers = 0
|
||
}
|
||
|
||
const nativeResult = await wcdbService.getSessionMessageTypeStats(sessionId, 0, 0)
|
||
if (!nativeResult.success || !nativeResult.data) {
|
||
return this.collectSessionExportStatsByCursorScan(sessionId, selfIdentitySet)
|
||
}
|
||
|
||
const data = nativeResult.data as Record<string, any>
|
||
stats.totalMessages = Math.max(0, Math.floor(Number(data.total_messages || 0)))
|
||
stats.voiceMessages = Math.max(0, Math.floor(Number(data.voice_messages || 0)))
|
||
stats.imageMessages = Math.max(0, Math.floor(Number(data.image_messages || 0)))
|
||
stats.videoMessages = Math.max(0, Math.floor(Number(data.video_messages || 0)))
|
||
stats.emojiMessages = Math.max(0, Math.floor(Number(data.emoji_messages || 0)))
|
||
stats.callMessages = Math.max(0, Math.floor(Number(data.call_messages || 0)))
|
||
stats.transferMessages = Math.max(0, Math.floor(Number(data.transfer_messages || 0)))
|
||
stats.redPacketMessages = Math.max(0, Math.floor(Number(data.red_packet_messages || 0)))
|
||
|
||
const firstTs = Math.max(0, Math.floor(Number(data.first_timestamp || 0)))
|
||
const lastTs = Math.max(0, Math.floor(Number(data.last_timestamp || 0)))
|
||
if (firstTs > 0) stats.firstTimestamp = firstTs
|
||
if (lastTs > 0) stats.lastTimestamp = lastTs
|
||
|
||
if (preferAccurateSpecialTypes) {
|
||
try {
|
||
const preciseCounters = await this.collectSpecialMessageCountsByCursorScan(sessionId)
|
||
stats.transferMessages = preciseCounters.transferMessages
|
||
stats.redPacketMessages = preciseCounters.redPacketMessages
|
||
stats.callMessages = preciseCounters.callMessages
|
||
} catch {
|
||
// 保留 native 聚合结果作为兜底
|
||
}
|
||
}
|
||
|
||
if (isGroup) {
|
||
stats.groupMyMessages = Math.max(0, Math.floor(Number(data.group_my_messages || 0)))
|
||
stats.groupActiveSpeakers = Math.max(0, Math.floor(Number(data.group_sender_count || 0)))
|
||
if (Number.isFinite(stats.groupMyMessages)) {
|
||
this.setGroupMyMessageCountHintEntry(sessionId, stats.groupMyMessages as number)
|
||
}
|
||
}
|
||
return stats
|
||
}
|
||
|
||
private toExportSessionStatsFromNativeTypeRow(sessionId: string, row: Record<string, any>): ExportSessionStats {
|
||
const stats: ExportSessionStats = {
|
||
totalMessages: Math.max(0, Math.floor(Number(row?.total_messages || 0))),
|
||
voiceMessages: Math.max(0, Math.floor(Number(row?.voice_messages || 0))),
|
||
imageMessages: Math.max(0, Math.floor(Number(row?.image_messages || 0))),
|
||
videoMessages: Math.max(0, Math.floor(Number(row?.video_messages || 0))),
|
||
emojiMessages: Math.max(0, Math.floor(Number(row?.emoji_messages || 0))),
|
||
callMessages: Math.max(0, Math.floor(Number(row?.call_messages || 0))),
|
||
transferMessages: Math.max(0, Math.floor(Number(row?.transfer_messages || 0))),
|
||
redPacketMessages: Math.max(0, Math.floor(Number(row?.red_packet_messages || 0)))
|
||
}
|
||
|
||
const firstTs = Math.max(0, Math.floor(Number(row?.first_timestamp || 0)))
|
||
const lastTs = Math.max(0, Math.floor(Number(row?.last_timestamp || 0)))
|
||
if (firstTs > 0) stats.firstTimestamp = firstTs
|
||
if (lastTs > 0) stats.lastTimestamp = lastTs
|
||
|
||
if (sessionId.endsWith('@chatroom')) {
|
||
stats.groupMyMessages = Math.max(0, Math.floor(Number(row?.group_my_messages || 0)))
|
||
stats.groupActiveSpeakers = Math.max(0, Math.floor(Number(row?.group_sender_count || 0)))
|
||
if (Number.isFinite(stats.groupMyMessages)) {
|
||
this.setGroupMyMessageCountHintEntry(sessionId, stats.groupMyMessages as number)
|
||
}
|
||
}
|
||
return stats
|
||
}
|
||
|
||
private async getMessageDbCountSnapshot(forceRefresh = false): Promise<{
|
||
success: boolean
|
||
dbPaths?: string[]
|
||
dbSignature?: string
|
||
error?: string
|
||
}> {
|
||
const now = Date.now()
|
||
if (!forceRefresh && this.messageDbCountSnapshotCache) {
|
||
if (now - this.messageDbCountSnapshotCache.updatedAt <= this.messageDbCountSnapshotCacheTtlMs) {
|
||
return {
|
||
success: true,
|
||
dbPaths: [...this.messageDbCountSnapshotCache.dbPaths],
|
||
dbSignature: this.messageDbCountSnapshotCache.dbSignature
|
||
}
|
||
}
|
||
}
|
||
|
||
const dbPathsResult = await this.listMessageDbPathsForCount()
|
||
if (!dbPathsResult.success || !dbPathsResult.dbPaths) {
|
||
return { success: false, error: dbPathsResult.error || '获取消息数据库列表失败' }
|
||
}
|
||
const dbPaths = dbPathsResult.dbPaths
|
||
const dbSignature = this.buildMessageDbSignature(dbPaths)
|
||
this.messageDbCountSnapshotCache = {
|
||
dbPaths: [...dbPaths],
|
||
dbSignature,
|
||
updatedAt: now
|
||
}
|
||
return { success: true, dbPaths, dbSignature }
|
||
}
|
||
|
||
private async buildGroupRelationStats(
|
||
groupSessionIds: string[],
|
||
privateSessionIds: string[],
|
||
selfIdentitySet: Set<string>
|
||
): Promise<{
|
||
privateMutualGroupMap: Record<string, number>
|
||
groupMutualFriendMap: Record<string, number>
|
||
}> {
|
||
const privateMutualGroupMap: Record<string, number> = {}
|
||
const groupMutualFriendMap: Record<string, number> = {}
|
||
if (groupSessionIds.length === 0) {
|
||
return { privateMutualGroupMap, groupMutualFriendMap }
|
||
}
|
||
|
||
const privateIndex = new Map<string, Set<string>>()
|
||
for (const sessionId of privateSessionIds) {
|
||
for (const key of this.buildIdentityKeys(sessionId)) {
|
||
const set = privateIndex.get(key) || new Set<string>()
|
||
set.add(sessionId)
|
||
privateIndex.set(key, set)
|
||
}
|
||
privateMutualGroupMap[sessionId] = 0
|
||
}
|
||
|
||
const friendIdentitySet = await this.getFriendIdentitySet()
|
||
await this.forEachWithConcurrency(groupSessionIds, 4, async (groupId) => {
|
||
const membersResult = await wcdbService.getGroupMembers(groupId)
|
||
if (!membersResult.success || !membersResult.members) {
|
||
groupMutualFriendMap[groupId] = 0
|
||
return
|
||
}
|
||
|
||
const touchedPrivateSessions = new Set<string>()
|
||
const friendMembers = new Set<string>()
|
||
|
||
for (const member of membersResult.members) {
|
||
const username = this.extractGroupMemberUsername(member)
|
||
const identityKeys = this.buildIdentityKeys(username)
|
||
if (identityKeys.length === 0) continue
|
||
const canonical = identityKeys[0]
|
||
|
||
if (!selfIdentitySet.has(canonical) && friendIdentitySet.has(canonical)) {
|
||
friendMembers.add(canonical)
|
||
}
|
||
|
||
for (const key of identityKeys) {
|
||
const linked = privateIndex.get(key)
|
||
if (!linked) continue
|
||
for (const sessionId of linked) {
|
||
touchedPrivateSessions.add(sessionId)
|
||
}
|
||
}
|
||
}
|
||
|
||
groupMutualFriendMap[groupId] = friendMembers.size
|
||
for (const sessionId of touchedPrivateSessions) {
|
||
privateMutualGroupMap[sessionId] = (privateMutualGroupMap[sessionId] || 0) + 1
|
||
}
|
||
})
|
||
|
||
return { privateMutualGroupMap, groupMutualFriendMap }
|
||
}
|
||
|
||
private buildEmptyExportSessionStats(sessionId: string, includeRelations: boolean): ExportSessionStats {
|
||
const isGroup = sessionId.endsWith('@chatroom')
|
||
const stats: ExportSessionStats = {
|
||
totalMessages: 0,
|
||
voiceMessages: 0,
|
||
imageMessages: 0,
|
||
videoMessages: 0,
|
||
emojiMessages: 0,
|
||
transferMessages: 0,
|
||
redPacketMessages: 0,
|
||
callMessages: 0
|
||
}
|
||
if (isGroup) {
|
||
stats.groupMyMessages = 0
|
||
stats.groupActiveSpeakers = 0
|
||
stats.groupMemberCount = 0
|
||
if (includeRelations) {
|
||
stats.groupMutualFriends = 0
|
||
}
|
||
} else if (includeRelations) {
|
||
stats.privateMutualGroups = 0
|
||
}
|
||
return stats
|
||
}
|
||
|
||
private async computeSessionExportStats(
|
||
sessionId: string,
|
||
selfIdentitySet: Set<string>,
|
||
includeRelations: boolean,
|
||
preferAccurateSpecialTypes: boolean = false
|
||
): Promise<ExportSessionStats> {
|
||
const stats = await this.collectSessionExportStats(sessionId, selfIdentitySet, preferAccurateSpecialTypes)
|
||
const isGroup = sessionId.endsWith('@chatroom')
|
||
|
||
if (isGroup) {
|
||
const memberCountsResult = await wcdbService.getGroupMemberCounts([sessionId])
|
||
const memberCountMap = memberCountsResult.success && memberCountsResult.map ? memberCountsResult.map : {}
|
||
stats.groupMemberCount = typeof memberCountMap[sessionId] === 'number' ? Math.max(0, Math.floor(memberCountMap[sessionId])) : 0
|
||
}
|
||
|
||
if (includeRelations) {
|
||
if (isGroup) {
|
||
try {
|
||
const { groupMutualFriendMap } = await this.buildGroupRelationStats([sessionId], [], selfIdentitySet)
|
||
stats.groupMutualFriends = groupMutualFriendMap[sessionId] || 0
|
||
} catch {
|
||
stats.groupMutualFriends = 0
|
||
}
|
||
} else {
|
||
const allGroups = await this.listAllGroupSessionIds()
|
||
if (allGroups.length === 0) {
|
||
stats.privateMutualGroups = 0
|
||
} else {
|
||
try {
|
||
const { privateMutualGroupMap } = await this.buildGroupRelationStats(allGroups, [sessionId], selfIdentitySet)
|
||
stats.privateMutualGroups = privateMutualGroupMap[sessionId] || 0
|
||
} catch {
|
||
stats.privateMutualGroups = 0
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return stats
|
||
}
|
||
|
||
private async computeSessionExportStatsBatch(
|
||
sessionIds: string[],
|
||
includeRelations: boolean,
|
||
selfIdentitySet: Set<string>,
|
||
preferAccurateSpecialTypes: boolean = false
|
||
): Promise<Record<string, ExportSessionStats>> {
|
||
const normalizedSessionIds = Array.from(
|
||
new Set(
|
||
(sessionIds || [])
|
||
.map((id) => String(id || '').trim())
|
||
.filter(Boolean)
|
||
)
|
||
)
|
||
const result: Record<string, ExportSessionStats> = {}
|
||
if (normalizedSessionIds.length === 0) {
|
||
return result
|
||
}
|
||
|
||
const groupSessionIds = normalizedSessionIds.filter(sessionId => sessionId.endsWith('@chatroom'))
|
||
const privateSessionIds = normalizedSessionIds.filter(sessionId => !sessionId.endsWith('@chatroom'))
|
||
|
||
let memberCountMap: Record<string, number> = {}
|
||
const shouldLoadGroupMemberCount = groupSessionIds.length > 0 && (includeRelations || normalizedSessionIds.length === 1)
|
||
if (shouldLoadGroupMemberCount) {
|
||
try {
|
||
const memberCountsResult = await wcdbService.getGroupMemberCounts(groupSessionIds)
|
||
memberCountMap = memberCountsResult.success && memberCountsResult.map ? memberCountsResult.map : {}
|
||
} catch {
|
||
memberCountMap = {}
|
||
}
|
||
}
|
||
|
||
let privateMutualGroupMap: Record<string, number> = {}
|
||
let groupMutualFriendMap: Record<string, number> = {}
|
||
if (includeRelations) {
|
||
let relationGroupSessionIds: string[] = []
|
||
if (privateSessionIds.length > 0) {
|
||
const allGroups = await this.listAllGroupSessionIds()
|
||
relationGroupSessionIds = Array.from(new Set([...allGroups, ...groupSessionIds]))
|
||
} else if (groupSessionIds.length > 0) {
|
||
relationGroupSessionIds = groupSessionIds
|
||
}
|
||
|
||
if (relationGroupSessionIds.length > 0) {
|
||
try {
|
||
const relation = await this.buildGroupRelationStats(
|
||
relationGroupSessionIds,
|
||
privateSessionIds,
|
||
selfIdentitySet
|
||
)
|
||
privateMutualGroupMap = relation.privateMutualGroupMap || {}
|
||
groupMutualFriendMap = relation.groupMutualFriendMap || {}
|
||
} catch {
|
||
privateMutualGroupMap = {}
|
||
groupMutualFriendMap = {}
|
||
}
|
||
}
|
||
}
|
||
|
||
const nativeBatchStats: Record<string, ExportSessionStats> = {}
|
||
let hasNativeBatchStats = false
|
||
if (!preferAccurateSpecialTypes) {
|
||
try {
|
||
const quickMode = !includeRelations && normalizedSessionIds.length > 1
|
||
const nativeBatch = await wcdbService.getSessionMessageTypeStatsBatch(normalizedSessionIds, {
|
||
beginTimestamp: 0,
|
||
endTimestamp: 0,
|
||
quickMode,
|
||
includeGroupSenderCount: true
|
||
})
|
||
if (nativeBatch.success && nativeBatch.data) {
|
||
for (const sessionId of normalizedSessionIds) {
|
||
const row = nativeBatch.data?.[sessionId] as Record<string, any> | undefined
|
||
if (!row || typeof row !== 'object') continue
|
||
nativeBatchStats[sessionId] = this.toExportSessionStatsFromNativeTypeRow(sessionId, row)
|
||
}
|
||
hasNativeBatchStats = Object.keys(nativeBatchStats).length > 0
|
||
} else {
|
||
console.warn('[fallback-exec] getSessionMessageTypeStatsBatch failed, fallback to per-session stats path')
|
||
}
|
||
} catch (error) {
|
||
console.warn('[fallback-exec] getSessionMessageTypeStatsBatch exception, fallback to per-session stats path:', error)
|
||
}
|
||
}
|
||
|
||
await this.forEachWithConcurrency(normalizedSessionIds, 3, async (sessionId) => {
|
||
try {
|
||
const stats = hasNativeBatchStats && nativeBatchStats[sessionId]
|
||
? { ...nativeBatchStats[sessionId] }
|
||
: await this.collectSessionExportStats(sessionId, selfIdentitySet, preferAccurateSpecialTypes)
|
||
if (sessionId.endsWith('@chatroom')) {
|
||
if (shouldLoadGroupMemberCount) {
|
||
stats.groupMemberCount = typeof memberCountMap[sessionId] === 'number'
|
||
? Math.max(0, Math.floor(memberCountMap[sessionId]))
|
||
: 0
|
||
}
|
||
if (includeRelations) {
|
||
stats.groupMutualFriends = typeof groupMutualFriendMap[sessionId] === 'number'
|
||
? Math.max(0, Math.floor(groupMutualFriendMap[sessionId]))
|
||
: 0
|
||
}
|
||
} else if (includeRelations) {
|
||
stats.privateMutualGroups = typeof privateMutualGroupMap[sessionId] === 'number'
|
||
? Math.max(0, Math.floor(privateMutualGroupMap[sessionId]))
|
||
: 0
|
||
}
|
||
result[sessionId] = stats
|
||
} catch {
|
||
result[sessionId] = this.buildEmptyExportSessionStats(sessionId, includeRelations)
|
||
}
|
||
})
|
||
|
||
return result
|
||
}
|
||
|
||
private async getOrComputeSessionExportStats(
|
||
sessionId: string,
|
||
includeRelations: boolean,
|
||
selfIdentitySet: Set<string>,
|
||
preferAccurateSpecialTypes: boolean = false
|
||
): Promise<ExportSessionStats> {
|
||
if (preferAccurateSpecialTypes) {
|
||
return this.computeSessionExportStats(sessionId, selfIdentitySet, includeRelations, true)
|
||
}
|
||
|
||
const scopedKey = this.buildScopedSessionStatsKey(sessionId)
|
||
|
||
if (!includeRelations) {
|
||
const pendingFull = this.sessionStatsPendingFull.get(scopedKey)
|
||
if (pendingFull) return pendingFull
|
||
const pendingBasic = this.sessionStatsPendingBasic.get(scopedKey)
|
||
if (pendingBasic) return pendingBasic
|
||
} else {
|
||
const pendingFull = this.sessionStatsPendingFull.get(scopedKey)
|
||
if (pendingFull) return pendingFull
|
||
}
|
||
|
||
const targetMap = includeRelations ? this.sessionStatsPendingFull : this.sessionStatsPendingBasic
|
||
const pending = this.computeSessionExportStats(sessionId, selfIdentitySet, includeRelations, false)
|
||
targetMap.set(scopedKey, pending)
|
||
try {
|
||
return await pending
|
||
} finally {
|
||
targetMap.delete(scopedKey)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* HTTP API 复用消息解析逻辑，确保和应用内展示一致。
|
||
*/
|
||
mapRowsToMessagesForApi(rows: Record<string, any>[]): Message[] {
|
||
return this.mapRowsToMessages(rows)
|
||
}
|
||
|
||
private mapRowsToMessages(rows: Record<string, any>[]): Message[] {
|
||
const myWxid = this.configService.get('myWxid')
|
||
|
||
const messages: Message[] = []
|
||
for (const row of rows) {
|
||
const sourceInfo = this.getMessageSourceInfo(row)
|
||
const rawMessageContent = this.getRowField(row, [
|
||
'message_content',
|
||
'messageContent',
|
||
'content',
|
||
'msg_content',
|
||
'msgContent',
|
||
'WCDB_CT_message_content',
|
||
'WCDB_CT_messageContent'
|
||
]);
|
||
const rawCompressContent = this.getRowField(row, [
|
||
'compress_content',
|
||
'compressContent',
|
||
'compressed_content',
|
||
'WCDB_CT_compress_content',
|
||
'WCDB_CT_compressContent'
|
||
]);
|
||
|
||
const content = this.decodeMessageContent(rawMessageContent, rawCompressContent);
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'type', 'msg_type', 'msgType', 'WCDB_CT_local_type'], 1)
|
||
const isSendRaw = this.getRowField(row, ['computed_is_send', 'computedIsSend', 'is_send', 'isSend', 'WCDB_CT_is_send'])
|
||
const parsedRawIsSend = isSendRaw === null ? null : parseInt(isSendRaw, 10)
|
||
const senderUsername = this.getRowField(row, ['sender_username', 'senderUsername', 'sender', 'WCDB_CT_sender_username'])
|
||
|| this.extractSenderUsernameFromContent(content)
|
||
|| null
|
||
const { isSend } = this.resolveMessageIsSend(parsedRawIsSend, senderUsername)
|
||
const createTime = this.getRowInt(row, ['create_time', 'createTime', 'createtime', 'msg_create_time', 'msgCreateTime', 'msg_time', 'msgTime', 'time', 'WCDB_CT_create_time'], 0)
|
||
|
||
if (senderUsername && !myWxid) {
|
||
// [DEBUG] Issue #34: 未配置 myWxid，无法判断是否发送
|
||
if (messages.length < 5) {
|
||
console.warn(`[ChatService] Warning: myWxid not set. Cannot determine if message is sent by me. sender=${senderUsername}`)
|
||
}
|
||
}
|
||
|
||
let emojiCdnUrl: string | undefined
|
||
let emojiMd5: string | undefined
|
||
let quotedContent: string | undefined
|
||
let quotedSender: string | undefined
|
||
let imageMd5: string | undefined
|
||
let imageDatName: string | undefined
|
||
let videoMd5: string | undefined
|
||
let aesKey: string | undefined
|
||
let encrypVer: number | undefined
|
||
let cdnThumbUrl: string | undefined
|
||
let voiceDurationSeconds: number | undefined
|
||
// Type 49 细分字段
|
||
let linkTitle: string | undefined
|
||
let linkUrl: string | undefined
|
||
let linkThumb: string | undefined
|
||
let fileName: string | undefined
|
||
let fileSize: number | undefined
|
||
let fileExt: string | undefined
|
||
let xmlType: string | undefined
|
||
let appMsgKind: string | undefined
|
||
let appMsgDesc: string | undefined
|
||
let appMsgAppName: string | undefined
|
||
let appMsgSourceName: string | undefined
|
||
let appMsgSourceUsername: string | undefined
|
||
let appMsgThumbUrl: string | undefined
|
||
let appMsgMusicUrl: string | undefined
|
||
let appMsgDataUrl: string | undefined
|
||
let appMsgLocationLabel: string | undefined
|
||
let finderNickname: string | undefined
|
||
let finderUsername: string | undefined
|
||
let finderCoverUrl: string | undefined
|
||
let finderAvatar: string | undefined
|
||
let finderDuration: number | undefined
|
||
let locationLat: number | undefined
|
||
let locationLng: number | undefined
|
||
let locationPoiname: string | undefined
|
||
let locationLabel: string | undefined
|
||
let musicAlbumUrl: string | undefined
|
||
let musicUrl: string | undefined
|
||
let giftImageUrl: string | undefined
|
||
let giftWish: string | undefined
|
||
let giftPrice: string | undefined
|
||
// 名片消息
|
||
let cardUsername: string | undefined
|
||
let cardNickname: string | undefined
|
||
let cardAvatarUrl: string | undefined
|
||
// 转账消息
|
||
let transferPayerUsername: string | undefined
|
||
let transferReceiverUsername: string | undefined
|
||
// 聊天记录
|
||
let chatRecordTitle: string | undefined
|
||
let chatRecordList: Array<{
|
||
datatype: number
|
||
sourcename: string
|
||
sourcetime: string
|
||
sourceheadurl?: string
|
||
datadesc?: string
|
||
datatitle?: string
|
||
fileext?: string
|
||
datasize?: number
|
||
messageuuid?: string
|
||
dataurl?: string
|
||
datathumburl?: string
|
||
datacdnurl?: string
|
||
cdndatakey?: string
|
||
cdnthumbkey?: string
|
||
aeskey?: string
|
||
md5?: string
|
||
fullmd5?: string
|
||
thumbfullmd5?: string
|
||
srcMsgLocalid?: number
|
||
imgheight?: number
|
||
imgwidth?: number
|
||
duration?: number
|
||
chatRecordTitle?: string
|
||
chatRecordDesc?: string
|
||
chatRecordList?: any[]
|
||
}> | undefined
|
||
|
||
if (localType === 47 && content) {
|
||
const emojiInfo = this.parseEmojiInfo(content)
|
||
emojiCdnUrl = emojiInfo.cdnUrl
|
||
emojiMd5 = emojiInfo.md5
|
||
cdnThumbUrl = emojiInfo.thumbUrl // 复用 cdnThumbUrl 字段或使用 emojiThumbUrl
|
||
// 注意：Message 接口定义的 emojiThumbUrl，这里我们统一一下
|
||
// 如果 Message 接口有 emojiThumbUrl，则使用它
|
||
} else if (localType === 3 && content) {
|
||
const imageInfo = this.parseImageInfo(content)
|
||
imageMd5 = imageInfo.md5
|
||
aesKey = imageInfo.aesKey
|
||
encrypVer = imageInfo.encrypVer
|
||
cdnThumbUrl = imageInfo.cdnThumbUrl
|
||
imageDatName = this.parseImageDatNameFromRow(row)
|
||
} else if (localType === 43 && content) {
|
||
// 视频消息
|
||
videoMd5 = this.parseVideoMd5(content)
|
||
} else if (localType === 34 && content) {
|
||
voiceDurationSeconds = this.parseVoiceDurationSeconds(content)
|
||
} else if (localType === 42 && content) {
|
||
// 名片消息
|
||
const cardInfo = this.parseCardInfo(content)
|
||
cardUsername = cardInfo.username
|
||
cardNickname = cardInfo.nickname
|
||
cardAvatarUrl = cardInfo.avatarUrl
|
||
} else if (localType === 48 && content) {
|
||
// 位置消息
|
||
const latStr = this.extractXmlAttribute(content, 'location', 'x') || this.extractXmlAttribute(content, 'location', 'latitude')
|
||
const lngStr = this.extractXmlAttribute(content, 'location', 'y') || this.extractXmlAttribute(content, 'location', 'longitude')
|
||
if (latStr) { const v = parseFloat(latStr); if (Number.isFinite(v)) locationLat = v }
|
||
if (lngStr) { const v = parseFloat(lngStr); if (Number.isFinite(v)) locationLng = v }
|
||
locationLabel = this.extractXmlAttribute(content, 'location', 'label') || this.extractXmlValue(content, 'label') || undefined
|
||
locationPoiname = this.extractXmlAttribute(content, 'location', 'poiname') || this.extractXmlValue(content, 'poiname') || undefined
|
||
} else if ((localType === 49 || localType === 8589934592049) && content) {
|
||
// Type 49 消息（链接、文件、小程序、转账等），8589934592049 也是转账类型
|
||
const type49Info = this.parseType49Message(content)
|
||
xmlType = type49Info.xmlType
|
||
linkTitle = type49Info.linkTitle
|
||
linkUrl = type49Info.linkUrl
|
||
linkThumb = type49Info.linkThumb
|
||
fileName = type49Info.fileName
|
||
fileSize = type49Info.fileSize
|
||
fileExt = type49Info.fileExt
|
||
chatRecordTitle = type49Info.chatRecordTitle
|
||
chatRecordList = type49Info.chatRecordList
|
||
transferPayerUsername = type49Info.transferPayerUsername
|
||
transferReceiverUsername = type49Info.transferReceiverUsername
|
||
// 引用消息（appmsg type=57）的 quotedContent/quotedSender
|
||
if (type49Info.quotedContent !== undefined) quotedContent = type49Info.quotedContent
|
||
if (type49Info.quotedSender !== undefined) quotedSender = type49Info.quotedSender
|
||
} else if (localType === 244813135921 || (content && content.includes('<type>57</type>'))) {
|
||
const quoteInfo = this.parseQuoteMessage(content)
|
||
quotedContent = quoteInfo.content
|
||
quotedSender = quoteInfo.sender
|
||
}
|
||
|
||
const looksLikeAppMsg = Boolean(content && (content.includes('<appmsg') || content.includes('<appmsg')))
|
||
if (looksLikeAppMsg) {
|
||
const type49Info = this.parseType49Message(content)
|
||
xmlType = xmlType || type49Info.xmlType
|
||
linkTitle = linkTitle || type49Info.linkTitle
|
||
linkUrl = linkUrl || type49Info.linkUrl
|
||
linkThumb = linkThumb || type49Info.linkThumb
|
||
fileName = fileName || type49Info.fileName
|
||
fileSize = fileSize ?? type49Info.fileSize
|
||
fileExt = fileExt || type49Info.fileExt
|
||
appMsgKind = appMsgKind || type49Info.appMsgKind
|
||
appMsgDesc = appMsgDesc || type49Info.appMsgDesc
|
||
appMsgAppName = appMsgAppName || type49Info.appMsgAppName
|
||
appMsgSourceName = appMsgSourceName || type49Info.appMsgSourceName
|
||
appMsgSourceUsername = appMsgSourceUsername || type49Info.appMsgSourceUsername
|
||
appMsgThumbUrl = appMsgThumbUrl || type49Info.appMsgThumbUrl
|
||
appMsgMusicUrl = appMsgMusicUrl || type49Info.appMsgMusicUrl
|
||
appMsgDataUrl = appMsgDataUrl || type49Info.appMsgDataUrl
|
||
appMsgLocationLabel = appMsgLocationLabel || type49Info.appMsgLocationLabel
|
||
finderNickname = finderNickname || type49Info.finderNickname
|
||
finderUsername = finderUsername || type49Info.finderUsername
|
||
finderCoverUrl = finderCoverUrl || type49Info.finderCoverUrl
|
||
finderAvatar = finderAvatar || type49Info.finderAvatar
|
||
finderDuration = finderDuration ?? type49Info.finderDuration
|
||
locationLat = locationLat ?? type49Info.locationLat
|
||
locationLng = locationLng ?? type49Info.locationLng
|
||
locationPoiname = locationPoiname || type49Info.locationPoiname
|
||
locationLabel = locationLabel || type49Info.locationLabel
|
||
musicAlbumUrl = musicAlbumUrl || type49Info.musicAlbumUrl
|
||
musicUrl = musicUrl || type49Info.musicUrl
|
||
giftImageUrl = giftImageUrl || type49Info.giftImageUrl
|
||
giftWish = giftWish || type49Info.giftWish
|
||
giftPrice = giftPrice || type49Info.giftPrice
|
||
chatRecordTitle = chatRecordTitle || type49Info.chatRecordTitle
|
||
chatRecordList = chatRecordList || type49Info.chatRecordList
|
||
transferPayerUsername = transferPayerUsername || type49Info.transferPayerUsername
|
||
transferReceiverUsername = transferReceiverUsername || type49Info.transferReceiverUsername
|
||
if (!quotedContent && type49Info.quotedContent !== undefined) quotedContent = type49Info.quotedContent
|
||
if (!quotedSender && type49Info.quotedSender !== undefined) quotedSender = type49Info.quotedSender
|
||
}
|
||
|
||
const localId = this.getRowInt(row, ['local_id', 'localId', 'LocalId', 'msg_local_id', 'msgLocalId', 'MsgLocalId', 'msg_id', 'msgId', 'MsgId', 'id', 'WCDB_CT_local_id'], 0)
|
||
const serverIdRaw = this.normalizeUnsignedIntegerToken(this.getRowField(row, ['server_id', 'serverId', 'ServerId', 'msg_server_id', 'msgServerId', 'MsgServerId', 'WCDB_CT_server_id']))
|
||
const serverId = this.getRowInt(row, ['server_id', 'serverId', 'ServerId', 'msg_server_id', 'msgServerId', 'MsgServerId', 'WCDB_CT_server_id'], 0)
|
||
const sortSeq = this.getRowInt(row, ['sort_seq', 'sortSeq', 'seq', 'sequence', 'WCDB_CT_sort_seq'], createTime)
|
||
|
||
messages.push({
|
||
messageKey: this.buildMessageKey({
|
||
localId,
|
||
serverId,
|
||
createTime,
|
||
sortSeq,
|
||
senderUsername,
|
||
localType,
|
||
...sourceInfo
|
||
}),
|
||
localId,
|
||
serverId,
|
||
serverIdRaw,
|
||
localType,
|
||
createTime,
|
||
sortSeq,
|
||
isSend,
|
||
senderUsername,
|
||
parsedContent: this.parseMessageContent(content, localType),
|
||
rawContent: content,
|
||
emojiCdnUrl,
|
||
emojiMd5,
|
||
quotedContent,
|
||
quotedSender,
|
||
imageMd5,
|
||
imageDatName,
|
||
videoMd5,
|
||
voiceDurationSeconds,
|
||
aesKey,
|
||
encrypVer,
|
||
cdnThumbUrl,
|
||
linkTitle,
|
||
linkUrl,
|
||
linkThumb,
|
||
fileName,
|
||
fileSize,
|
||
fileExt,
|
||
xmlType,
|
||
appMsgKind,
|
||
appMsgDesc,
|
||
appMsgAppName,
|
||
appMsgSourceName,
|
||
appMsgSourceUsername,
|
||
appMsgThumbUrl,
|
||
appMsgMusicUrl,
|
||
appMsgDataUrl,
|
||
appMsgLocationLabel,
|
||
finderNickname,
|
||
finderUsername,
|
||
finderCoverUrl,
|
||
finderAvatar,
|
||
finderDuration,
|
||
locationLat,
|
||
locationLng,
|
||
locationPoiname,
|
||
locationLabel,
|
||
musicAlbumUrl,
|
||
musicUrl,
|
||
giftImageUrl,
|
||
giftWish,
|
||
giftPrice,
|
||
cardUsername,
|
||
cardNickname,
|
||
cardAvatarUrl,
|
||
transferPayerUsername,
|
||
transferReceiverUsername,
|
||
chatRecordTitle,
|
||
chatRecordList,
|
||
_db_path: sourceInfo.dbPath
|
||
})
|
||
const last = messages[messages.length - 1]
|
||
if ((last.localType === 3 || last.localType === 34) && (last.localId === 0 || last.createTime === 0)) {
|
||
console.warn('[ChatService] message key missing', {
|
||
localType: last.localType,
|
||
localId: last.localId,
|
||
createTime: last.createTime,
|
||
rowKeys: Object.keys(row)
|
||
})
|
||
}
|
||
}
|
||
return messages
|
||
}
|
||
|
||
/**
|
||
* 解析消息内容
|
||
*/
|
||
private parseMessageContent(content: string, localType: number): string {
|
||
if (!content) {
|
||
return this.getMessageTypeLabel(localType)
|
||
}
|
||
|
||
// 尝试解码 Buffer
|
||
if (Buffer.isBuffer(content)) {
|
||
content = content.toString('utf-8')
|
||
}
|
||
|
||
content = this.decodeHtmlEntities(content)
|
||
content = this.cleanUtf16(content)
|
||
|
||
// 检查 XML type，用于识别引用消息等
|
||
const xmlType = this.extractXmlValue(content, 'type')
|
||
const looksLikeAppMsg = content.includes('<appmsg') || content.includes('<appmsg')
|
||
|
||
switch (localType) {
|
||
case 1:
|
||
return this.stripSenderPrefix(content)
|
||
case 3:
|
||
return '[图片]'
|
||
case 34:
|
||
return '[语音消息]'
|
||
case 42:
|
||
return '[名片]'
|
||
case 43:
|
||
return '[视频]'
|
||
case 47:
|
||
return '[动画表情]'
|
||
case 48: {
|
||
const label =
|
||
this.extractXmlAttribute(content, 'location', 'label') ||
|
||
this.extractXmlAttribute(content, 'location', 'poiname') ||
|
||
this.extractXmlValue(content, 'label') ||
|
||
this.extractXmlValue(content, 'poiname')
|
||
return label ? `[位置] ${label}` : '[位置]'
|
||
}
|
||
case 49:
|
||
return this.parseType49(content)
|
||
case 50:
|
||
return this.parseVoipMessage(content)
|
||
case 10000:
|
||
return this.cleanSystemMessage(content)
|
||
case 244813135921:
|
||
// 引用消息，提取 title
|
||
const title = this.extractXmlValue(content, 'title')
|
||
return title || '[引用消息]'
|
||
case 266287972401:
|
||
return this.cleanPatMessage(content)
|
||
case 81604378673:
|
||
return '[聊天记录]'
|
||
case 8594229559345:
|
||
return '[红包]'
|
||
case 8589934592049:
|
||
return '[转账]'
|
||
default:
|
||
// 检查是否是 type=87 的群公告消息
|
||
if (xmlType === '87') {
|
||
const textAnnouncement = this.extractXmlValue(content, 'textannouncement')
|
||
if (textAnnouncement) {
|
||
return `[群公告] ${textAnnouncement}`
|
||
}
|
||
return '[群公告]'
|
||
}
|
||
|
||
// 检查是否是 type=57 的引用消息
|
||
if (xmlType === '57') {
|
||
const title = this.extractXmlValue(content, 'title')
|
||
return title || '[引用消息]'
|
||
}
|
||
|
||
if (looksLikeAppMsg) {
|
||
return this.parseType49(content)
|
||
}
|
||
|
||
// 尝试从 XML 提取通用 title
|
||
const genericTitle = this.extractXmlValue(content, 'title')
|
||
if (genericTitle && genericTitle.length > 0 && genericTitle.length < 100) {
|
||
return genericTitle
|
||
}
|
||
|
||
if (content.length > 200) {
|
||
return this.getMessageTypeLabel(localType)
|
||
}
|
||
return this.stripSenderPrefix(content) || this.getMessageTypeLabel(localType)
|
||
}
|
||
}
|
||
|
||
private parseType49(content: string): string {
|
||
const title = this.extractXmlValue(content, 'title')
|
||
// 从 appmsg 直接子节点提取 type，避免匹配到 refermsg 内部的 <type>
|
||
let type = ''
|
||
const appmsgMatch = /<appmsg[\s\S]*?>([\s\S]*?)<\/appmsg>/i.exec(content)
|
||
if (appmsgMatch) {
|
||
const inner = appmsgMatch[1]
|
||
.replace(/<refermsg[\s\S]*?<\/refermsg>/gi, '')
|
||
.replace(/<patMsg[\s\S]*?<\/patMsg>/gi, '')
|
||
const typeMatch = /<type>([\s\S]*?)<\/type>/i.exec(inner)
|
||
if (typeMatch) type = typeMatch[1].trim()
|
||
}
|
||
if (!type) type = this.extractXmlValue(content, 'type')
|
||
const normalized = content.toLowerCase()
|
||
const locationLabel =
|
||
this.extractXmlAttribute(content, 'location', 'label') ||
|
||
this.extractXmlAttribute(content, 'location', 'poiname') ||
|
||
this.extractXmlValue(content, 'label') ||
|
||
this.extractXmlValue(content, 'poiname')
|
||
const isFinder =
|
||
type === '51' ||
|
||
normalized.includes('<finder') ||
|
||
normalized.includes('finderusername') ||
|
||
normalized.includes('finderobjectid')
|
||
const isRedPacket = type === '2001' || normalized.includes('hongbao')
|
||
const isMusic =
|
||
type === '3' ||
|
||
normalized.includes('<musicurl>') ||
|
||
normalized.includes('<playurl>') ||
|
||
normalized.includes('<dataurl>')
|
||
|
||
// 群公告消息（type 87）特殊处理
|
||
if (type === '87') {
|
||
const textAnnouncement = this.extractXmlValue(content, 'textannouncement')
|
||
if (textAnnouncement) {
|
||
return `[群公告] ${textAnnouncement}`
|
||
}
|
||
return '[群公告]'
|
||
}
|
||
|
||
if (isFinder) {
|
||
return title ? `[视频号] ${title}` : '[视频号]'
|
||
}
|
||
if (isRedPacket) {
|
||
return title ? `[红包] ${title}` : '[红包]'
|
||
}
|
||
if (locationLabel) {
|
||
return `[位置] ${locationLabel}`
|
||
}
|
||
if (isMusic) {
|
||
return title ? `[音乐] ${title}` : '[音乐]'
|
||
}
|
||
|
||
if (title) {
|
||
switch (type) {
|
||
case '5':
|
||
case '49':
|
||
return `[链接] ${title}`
|
||
case '6':
|
||
return `[文件] ${title}`
|
||
case '19':
|
||
return `[聊天记录] ${title}`
|
||
case '33':
|
||
case '36':
|
||
return `[小程序] ${title}`
|
||
case '57':
|
||
// 引用消息，title 就是回复的内容
|
||
return title
|
||
case '2000':
|
||
return `[转账] ${title}`
|
||
case '2001':
|
||
return `[红包] ${title}`
|
||
default:
|
||
return title
|
||
}
|
||
}
|
||
|
||
// 如果没有 title，根据 type 返回默认标签
|
||
switch (type) {
|
||
case '6':
|
||
return '[文件]'
|
||
case '19':
|
||
return '[聊天记录]'
|
||
case '33':
|
||
case '36':
|
||
return '[小程序]'
|
||
case '2000':
|
||
return '[转账]'
|
||
case '2001':
|
||
return '[红包]'
|
||
case '3':
|
||
return '[音乐]'
|
||
case '5':
|
||
case '49':
|
||
return '[链接]'
|
||
case '87':
|
||
return '[群公告]'
|
||
default:
|
||
return '[消息]'
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析表情包信息
|
||
*/
|
||
private parseEmojiInfo(content: string): { cdnUrl?: string; md5?: string; thumbUrl?: string; encryptUrl?: string; aesKey?: string } {
|
||
try {
|
||
// 提取 cdnurl
|
||
let cdnUrl: string | undefined
|
||
const cdnUrlMatch = /cdnurl\s*=\s*['"]([^'"]+)['"]/i.exec(content) || /cdnurl\s*=\s*([^'"]+?)(?=\s|\/|>)/i.exec(content)
|
||
if (cdnUrlMatch) {
|
||
cdnUrl = cdnUrlMatch[1].replace(/&/g, '&')
|
||
if (cdnUrl.includes('%')) {
|
||
try {
|
||
cdnUrl = decodeURIComponent(cdnUrl)
|
||
} catch { }
|
||
}
|
||
}
|
||
|
||
// 提取 thumburl
|
||
let thumbUrl: string | undefined
|
||
const thumbUrlMatch = /thumburl\s*=\s*['"]([^'"]+)['"]/i.exec(content) || /thumburl\s*=\s*([^'"]+?)(?=\s|\/|>)/i.exec(content)
|
||
if (thumbUrlMatch) {
|
||
thumbUrl = thumbUrlMatch[1].replace(/&/g, '&')
|
||
if (thumbUrl.includes('%')) {
|
||
try {
|
||
thumbUrl = decodeURIComponent(thumbUrl)
|
||
} catch { }
|
||
}
|
||
}
|
||
|
||
// 提取 md5
|
||
const md5Match = /md5\s*=\s*['"]([a-fA-F0-9]+)['"]/i.exec(content) || /md5\s*=\s*([a-fA-F0-9]+)/i.exec(content)
|
||
const md5 = md5Match ? md5Match[1] : undefined
|
||
|
||
// 提取 encrypturl
|
||
let encryptUrl: string | undefined
|
||
const encryptUrlMatch = /encrypturl\s*=\s*['"]([^'"]+)['"]/i.exec(content) || /encrypturl\s*=\s*([^'"]+?)(?=\s|\/|>)/i.exec(content)
|
||
if (encryptUrlMatch) {
|
||
encryptUrl = encryptUrlMatch[1].replace(/&/g, '&')
|
||
if (encryptUrl.includes('%')) {
|
||
try {
|
||
encryptUrl = decodeURIComponent(encryptUrl)
|
||
} catch { }
|
||
}
|
||
}
|
||
|
||
// 提取 aeskey
|
||
const aesKeyMatch = /aeskey\s*=\s*['"]([a-zA-Z0-9]+)['"]/i.exec(content) || /aeskey\s*=\s*([a-zA-Z0-9]+)/i.exec(content)
|
||
const aesKey = aesKeyMatch ? aesKeyMatch[1] : undefined
|
||
|
||
return { cdnUrl, md5, thumbUrl, encryptUrl, aesKey }
|
||
} catch (e) {
|
||
console.error('[ChatService] 表情包解析失败:', e, { xml: content })
|
||
return {}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析图片信息
|
||
*/
|
||
private parseImageInfo(content: string): { md5?: string; aesKey?: string; encrypVer?: number; cdnThumbUrl?: string } {
|
||
try {
|
||
const md5 =
|
||
this.extractXmlValue(content, 'md5') ||
|
||
this.extractXmlAttribute(content, 'img', 'md5') ||
|
||
undefined
|
||
const aesKey = this.extractXmlAttribute(content, 'img', 'aeskey') || undefined
|
||
const encrypVerStr = this.extractXmlAttribute(content, 'img', 'encrypver') || undefined
|
||
const cdnThumbUrl = this.extractXmlAttribute(content, 'img', 'cdnthumburl') || undefined
|
||
|
||
return {
|
||
md5,
|
||
aesKey,
|
||
encrypVer: encrypVerStr ? parseInt(encrypVerStr, 10) : undefined,
|
||
cdnThumbUrl
|
||
}
|
||
} catch {
|
||
return {}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析视频MD5
|
||
* 注意：提取 md5 字段用于查询 hardlink.db，获取实际视频文件名
|
||
*/
|
||
private parseVideoMd5(content: string): string | undefined {
|
||
if (!content) return undefined
|
||
|
||
try {
|
||
// 优先取 md5 属性（收到的视频）
|
||
const md5 = this.extractXmlAttribute(content, 'videomsg', 'md5')
|
||
if (md5) return md5.toLowerCase()
|
||
|
||
// 自己发的视频没有 md5，只有 rawmd5
|
||
const rawMd5 = this.extractXmlAttribute(content, 'videomsg', 'rawmd5')
|
||
if (rawMd5) return rawMd5.toLowerCase()
|
||
|
||
// 兜底：<md5> 标签
|
||
const tagMd5 = this.extractXmlValue(content, 'md5')
|
||
if (tagMd5) return tagMd5.toLowerCase()
|
||
|
||
return undefined
|
||
} catch {
|
||
return undefined
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析通话消息
|
||
* 格式: <voipmsg type="VoIPBubbleMsg"><VoIPBubbleMsg><msg><![CDATA[...]]></msg><room_type>0/1</room_type>...</VoIPBubbleMsg></voipmsg>
|
||
* room_type: 0 = 语音通话, 1 = 视频通话
|
||
* msg 状态: 通话时长 XX:XX, 对方无应答, 已取消, 已在其它设备接听, 对方已拒绝 等
|
||
*/
|
||
private parseVoipMessage(content: string): string {
|
||
try {
|
||
if (!content) return '[通话]'
|
||
|
||
// 提取 msg 内容（中文通话状态）
|
||
const msgMatch = /<msg><!\[CDATA\[(.*?)\]\]><\/msg>/i.exec(content)
|
||
const msg = msgMatch?.[1]?.trim() || ''
|
||
|
||
// 提取 room_type（0=视频，1=语音）
|
||
const roomTypeMatch = /<room_type>(\d+)<\/room_type>/i.exec(content)
|
||
const roomType = roomTypeMatch ? parseInt(roomTypeMatch[1], 10) : -1
|
||
|
||
// 构建通话类型标签
|
||
let callType: string
|
||
if (roomType === 0) {
|
||
callType = '视频通话'
|
||
} else if (roomType === 1) {
|
||
callType = '语音通话'
|
||
} else {
|
||
callType = '通话'
|
||
}
|
||
|
||
// 解析通话状态
|
||
if (msg.includes('通话时长')) {
|
||
// 已接听的通话，提取时长
|
||
const durationMatch = /通话时长\s*(\d{1,2}:\d{2}(?::\d{2})?)/i.exec(msg)
|
||
const duration = durationMatch?.[1] || ''
|
||
if (duration) {
|
||
return `[${callType}] ${duration}`
|
||
}
|
||
return `[${callType}] 已接听`
|
||
} else if (msg.includes('对方无应答')) {
|
||
return `[${callType}] 对方无应答`
|
||
} else if (msg.includes('已取消')) {
|
||
return `[${callType}] 已取消`
|
||
} else if (msg.includes('已在其它设备接听') || msg.includes('已在其他设备接听')) {
|
||
return `[${callType}] 已在其他设备接听`
|
||
} else if (msg.includes('对方已拒绝') || msg.includes('已拒绝')) {
|
||
return `[${callType}] 对方已拒绝`
|
||
} else if (msg.includes('忙线未接听') || msg.includes('忙线')) {
|
||
return `[${callType}] 忙线未接听`
|
||
} else if (msg.includes('未接听')) {
|
||
return `[${callType}] 未接听`
|
||
} else if (msg) {
|
||
// 其他状态直接使用 msg 内容
|
||
return `[${callType}] ${msg}`
|
||
}
|
||
|
||
return `[${callType}]`
|
||
} catch (e) {
|
||
console.error('[ChatService] Failed to parse VOIP message:', e)
|
||
return '[通话]'
|
||
}
|
||
}
|
||
|
||
private parseImageDatNameFromRow(row: Record<string, any>): string | undefined {
|
||
const packed = this.getRowField(row, [
|
||
'packed_info_data',
|
||
'packed_info',
|
||
'packedInfoData',
|
||
'packedInfo',
|
||
'PackedInfoData',
|
||
'PackedInfo',
|
||
'WCDB_CT_packed_info_data',
|
||
'WCDB_CT_packed_info',
|
||
'WCDB_CT_PackedInfoData',
|
||
'WCDB_CT_PackedInfo'
|
||
])
|
||
const buffer = this.decodePackedInfo(packed)
|
||
if (!buffer || buffer.length === 0) return undefined
|
||
const printable: number[] = []
|
||
for (const byte of buffer) {
|
||
if (byte >= 0x20 && byte <= 0x7e) {
|
||
printable.push(byte)
|
||
} else {
|
||
printable.push(0x20)
|
||
}
|
||
}
|
||
const text = Buffer.from(printable).toString('utf-8')
|
||
const match = /([0-9a-fA-F]{8,})(?:\.t)?\.dat/.exec(text)
|
||
if (match?.[1]) return match[1].toLowerCase()
|
||
const hexMatch = /([0-9a-fA-F]{16,})/.exec(text)
|
||
return hexMatch?.[1]?.toLowerCase()
|
||
}
|
||
|
||
private decodePackedInfo(raw: any): Buffer | null {
|
||
if (!raw) return null
|
||
if (Buffer.isBuffer(raw)) return raw
|
||
if (raw instanceof Uint8Array) return Buffer.from(raw)
|
||
if (Array.isArray(raw)) return Buffer.from(raw)
|
||
if (typeof raw === 'string') {
|
||
const trimmed = raw.trim()
|
||
if (/^[a-fA-F0-9]+$/.test(trimmed) && trimmed.length % 2 === 0) {
|
||
try {
|
||
return Buffer.from(trimmed, 'hex')
|
||
} catch { }
|
||
}
|
||
try {
|
||
return Buffer.from(trimmed, 'base64')
|
||
} catch { }
|
||
}
|
||
if (typeof raw === 'object' && Array.isArray(raw.data)) {
|
||
return Buffer.from(raw.data)
|
||
}
|
||
return null
|
||
}
|
||
|
||
private parseVoiceDurationSeconds(content: string): number | undefined {
|
||
if (!content) return undefined
|
||
const match = /(voicelength|length|time|playlength)\s*=\s*['"]?([0-9]+(?:\.[0-9]+)?)['"]?/i.exec(content)
|
||
if (!match) return undefined
|
||
const raw = parseFloat(match[2])
|
||
if (!Number.isFinite(raw) || raw <= 0) return undefined
|
||
if (raw > 1000) return Math.round(raw / 1000)
|
||
return Math.round(raw)
|
||
}
|
||
|
||
/**
|
||
* 解析引用消息
|
||
*/
|
||
private parseQuoteMessage(content: string): { content?: string; sender?: string } {
|
||
try {
|
||
// 提取 refermsg 部分
|
||
const referMsgStart = content.indexOf('<refermsg>')
|
||
const referMsgEnd = content.indexOf('</refermsg>')
|
||
|
||
if (referMsgStart === -1 || referMsgEnd === -1) {
|
||
return {}
|
||
}
|
||
|
||
const referMsgXml = content.substring(referMsgStart, referMsgEnd + 11)
|
||
|
||
// 提取发送者名称
|
||
let displayName = this.extractXmlValue(referMsgXml, 'displayname')
|
||
// 过滤掉 wxid
|
||
if (displayName && this.looksLikeWxid(displayName)) {
|
||
displayName = ''
|
||
}
|
||
|
||
// 提取引用内容
|
||
const referContent = this.extractXmlValue(referMsgXml, 'content')
|
||
const referType = this.extractXmlValue(referMsgXml, 'type')
|
||
|
||
// 根据类型渲染引用内容
|
||
let displayContent = referContent
|
||
switch (referType) {
|
||
case '1':
|
||
// 文本消息，清理可能的 wxid
|
||
displayContent = this.sanitizeQuotedContent(referContent)
|
||
break
|
||
case '3':
|
||
displayContent = '[图片]'
|
||
break
|
||
case '34':
|
||
displayContent = '[语音]'
|
||
break
|
||
case '43':
|
||
displayContent = '[视频]'
|
||
break
|
||
case '47':
|
||
displayContent = '[动画表情]'
|
||
break
|
||
case '49':
|
||
displayContent = '[链接]'
|
||
break
|
||
case '42':
|
||
displayContent = '[名片]'
|
||
break
|
||
case '48':
|
||
displayContent = '[位置]'
|
||
break
|
||
default:
|
||
if (!referContent || referContent.includes('wxid_')) {
|
||
displayContent = '[消息]'
|
||
} else {
|
||
displayContent = this.sanitizeQuotedContent(referContent)
|
||
}
|
||
}
|
||
|
||
return {
|
||
content: displayContent,
|
||
sender: displayName || undefined
|
||
}
|
||
} catch {
|
||
return {}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析名片消息
|
||
* 格式: <msg username="wxid_xxx" nickname="昵称" ... />
|
||
*/
|
||
private parseCardInfo(content: string): { username?: string; nickname?: string; avatarUrl?: string } {
|
||
try {
|
||
if (!content) return {}
|
||
|
||
// 提取 username
|
||
const username = this.extractXmlAttribute(content, 'msg', 'username') || undefined
|
||
|
||
// 提取 nickname
|
||
const nickname = this.extractXmlAttribute(content, 'msg', 'nickname') || undefined
|
||
|
||
// 提取头像
|
||
const avatarUrl = this.extractXmlAttribute(content, 'msg', 'bigheadimgurl') ||
|
||
this.extractXmlAttribute(content, 'msg', 'smallheadimgurl') || undefined
|
||
|
||
return { username, nickname, avatarUrl }
|
||
} catch (e) {
|
||
console.error('[ChatService] 名片解析失败:', e)
|
||
return {}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析 Type 49 消息（链接、文件、小程序、转账等）
|
||
* 根据 <appmsg><type>X</type> 区分不同类型
|
||
*/
|
||
private parseType49Message(content: string): {
|
||
xmlType?: string
|
||
quotedContent?: string
|
||
quotedSender?: string
|
||
linkTitle?: string
|
||
linkUrl?: string
|
||
linkThumb?: string
|
||
appMsgKind?: string
|
||
appMsgDesc?: string
|
||
appMsgAppName?: string
|
||
appMsgSourceName?: string
|
||
appMsgSourceUsername?: string
|
||
appMsgThumbUrl?: string
|
||
appMsgMusicUrl?: string
|
||
appMsgDataUrl?: string
|
||
appMsgLocationLabel?: string
|
||
finderNickname?: string
|
||
finderUsername?: string
|
||
finderCoverUrl?: string
|
||
finderAvatar?: string
|
||
finderDuration?: number
|
||
locationLat?: number
|
||
locationLng?: number
|
||
locationPoiname?: string
|
||
locationLabel?: string
|
||
musicAlbumUrl?: string
|
||
musicUrl?: string
|
||
giftImageUrl?: string
|
||
giftWish?: string
|
||
giftPrice?: string
|
||
cardAvatarUrl?: string
|
||
fileName?: string
|
||
fileSize?: number
|
||
fileExt?: string
|
||
transferPayerUsername?: string
|
||
transferReceiverUsername?: string
|
||
chatRecordTitle?: string
|
||
chatRecordList?: Array<{
|
||
datatype: number
|
||
sourcename: string
|
||
sourcetime: string
|
||
sourceheadurl?: string
|
||
datadesc?: string
|
||
datatitle?: string
|
||
fileext?: string
|
||
datasize?: number
|
||
messageuuid?: string
|
||
dataurl?: string
|
||
datathumburl?: string
|
||
datacdnurl?: string
|
||
cdndatakey?: string
|
||
cdnthumbkey?: string
|
||
aeskey?: string
|
||
md5?: string
|
||
fullmd5?: string
|
||
thumbfullmd5?: string
|
||
srcMsgLocalid?: number
|
||
imgheight?: number
|
||
imgwidth?: number
|
||
duration?: number
|
||
chatRecordTitle?: string
|
||
chatRecordDesc?: string
|
||
chatRecordList?: any[]
|
||
}>
|
||
} {
|
||
try {
|
||
if (!content) return {}
|
||
|
||
// 提取 appmsg 直接子节点的 type，避免匹配到 refermsg 内部的 <type>
|
||
// 先尝试从 <appmsg>...</appmsg> 块内提取，再用正则跳过嵌套标签
|
||
let xmlType = ''
|
||
const appmsgMatch = /<appmsg[\s\S]*?>([\s\S]*?)<\/appmsg>/i.exec(content)
|
||
if (appmsgMatch) {
|
||
// 在 appmsg 内容中，找第一个 <type> 但跳过在子元素内部的（如 refermsg > type）
|
||
// 策略：去掉所有嵌套块（refermsg、patMsg 等），再提取 type
|
||
const appmsgInner = appmsgMatch[1]
|
||
.replace(/<refermsg[\s\S]*?<\/refermsg>/gi, '')
|
||
.replace(/<patMsg[\s\S]*?<\/patMsg>/gi, '')
|
||
const typeMatch = /<type>([\s\S]*?)<\/type>/i.exec(appmsgInner)
|
||
if (typeMatch) xmlType = typeMatch[1].trim()
|
||
}
|
||
if (!xmlType) xmlType = this.extractXmlValue(content, 'type')
|
||
if (!xmlType) return {}
|
||
|
||
const result: any = { xmlType }
|
||
|
||
// 提取通用字段
|
||
const title = this.extractXmlValue(content, 'title')
|
||
const url = this.extractXmlValue(content, 'url')
|
||
const desc = this.extractXmlValue(content, 'des') || this.extractXmlValue(content, 'description')
|
||
const appName = this.extractXmlValue(content, 'appname')
|
||
const sourceName = this.extractXmlValue(content, 'sourcename')
|
||
const sourceUsername = this.extractXmlValue(content, 'sourceusername')
|
||
const thumbUrl =
|
||
this.extractXmlValue(content, 'thumburl') ||
|
||
this.extractXmlValue(content, 'cdnthumburl') ||
|
||
this.extractXmlValue(content, 'cover') ||
|
||
this.extractXmlValue(content, 'coverurl') ||
|
||
this.extractXmlValue(content, 'thumb_url')
|
||
const musicUrl =
|
||
this.extractXmlValue(content, 'musicurl') ||
|
||
this.extractXmlValue(content, 'playurl') ||
|
||
this.extractXmlValue(content, 'songalbumurl')
|
||
const dataUrl = this.extractXmlValue(content, 'dataurl') || this.extractXmlValue(content, 'lowurl')
|
||
const locationLabel =
|
||
this.extractXmlAttribute(content, 'location', 'label') ||
|
||
this.extractXmlAttribute(content, 'location', 'poiname') ||
|
||
this.extractXmlValue(content, 'label') ||
|
||
this.extractXmlValue(content, 'poiname')
|
||
const finderUsername =
|
||
this.extractXmlValue(content, 'finderusername') ||
|
||
this.extractXmlValue(content, 'finder_username') ||
|
||
this.extractXmlValue(content, 'finderuser')
|
||
const finderNickname =
|
||
this.extractXmlValue(content, 'findernickname') ||
|
||
this.extractXmlValue(content, 'finder_nickname')
|
||
const normalized = content.toLowerCase()
|
||
const isFinder = xmlType === '51'
|
||
const isRedPacket = xmlType === '2001'
|
||
const isMusic = xmlType === '3'
|
||
const isLocation = Boolean(locationLabel)
|
||
|
||
result.linkTitle = title || undefined
|
||
result.linkUrl = url || undefined
|
||
result.linkThumb = thumbUrl || undefined
|
||
result.appMsgDesc = desc || undefined
|
||
result.appMsgAppName = appName || undefined
|
||
result.appMsgSourceName = sourceName || undefined
|
||
result.appMsgSourceUsername = sourceUsername || undefined
|
||
result.appMsgThumbUrl = thumbUrl || undefined
|
||
result.appMsgMusicUrl = musicUrl || undefined
|
||
result.appMsgDataUrl = dataUrl || undefined
|
||
result.appMsgLocationLabel = locationLabel || undefined
|
||
result.finderUsername = finderUsername || undefined
|
||
result.finderNickname = finderNickname || undefined
|
||
|
||
// 视频号封面/头像/时长
|
||
if (isFinder) {
|
||
const finderCover =
|
||
this.extractXmlValue(content, 'thumbUrl') ||
|
||
this.extractXmlValue(content, 'coverUrl') ||
|
||
this.extractXmlValue(content, 'thumburl') ||
|
||
this.extractXmlValue(content, 'coverurl')
|
||
if (finderCover) result.finderCoverUrl = finderCover
|
||
const finderAvatar = this.extractXmlValue(content, 'avatar')
|
||
if (finderAvatar) result.finderAvatar = finderAvatar
|
||
const durationStr = this.extractXmlValue(content, 'videoPlayDuration') || this.extractXmlValue(content, 'duration')
|
||
if (durationStr) {
|
||
const d = parseInt(durationStr, 10)
|
||
if (Number.isFinite(d) && d > 0) result.finderDuration = d
|
||
}
|
||
}
|
||
|
||
// 位置经纬度
|
||
if (isLocation) {
|
||
const latAttr = this.extractXmlAttribute(content, 'location', 'x') || this.extractXmlAttribute(content, 'location', 'latitude')
|
||
const lngAttr = this.extractXmlAttribute(content, 'location', 'y') || this.extractXmlAttribute(content, 'location', 'longitude')
|
||
if (latAttr) { const v = parseFloat(latAttr); if (Number.isFinite(v)) result.locationLat = v }
|
||
if (lngAttr) { const v = parseFloat(lngAttr); if (Number.isFinite(v)) result.locationLng = v }
|
||
result.locationPoiname = this.extractXmlAttribute(content, 'location', 'poiname') || locationLabel || undefined
|
||
result.locationLabel = this.extractXmlAttribute(content, 'location', 'label') || undefined
|
||
}
|
||
|
||
// 音乐专辑封面
|
||
if (isMusic) {
|
||
const albumUrl = this.extractXmlValue(content, 'songalbumurl')
|
||
if (albumUrl) result.musicAlbumUrl = albumUrl
|
||
result.musicUrl = musicUrl || dataUrl || url || undefined
|
||
}
|
||
|
||
// 礼物消息
|
||
const isGift = xmlType === '115'
|
||
if (isGift) {
|
||
result.giftWish = this.extractXmlValue(content, 'wishmessage') || undefined
|
||
result.giftImageUrl = this.extractXmlValue(content, 'skuimgurl') || undefined
|
||
result.giftPrice = this.extractXmlValue(content, 'skuprice') || undefined
|
||
}
|
||
|
||
if (isFinder) {
|
||
result.appMsgKind = 'finder'
|
||
} else if (isRedPacket) {
|
||
result.appMsgKind = 'red-packet'
|
||
} else if (isGift) {
|
||
result.appMsgKind = 'gift'
|
||
} else if (isLocation) {
|
||
result.appMsgKind = 'location'
|
||
} else if (isMusic) {
|
||
result.appMsgKind = 'music'
|
||
} else if (xmlType === '33' || xmlType === '36') {
|
||
result.appMsgKind = 'miniapp'
|
||
} else if (xmlType === '6') {
|
||
result.appMsgKind = 'file'
|
||
} else if (xmlType === '19') {
|
||
result.appMsgKind = 'chat-record'
|
||
} else if (xmlType === '2000') {
|
||
result.appMsgKind = 'transfer'
|
||
} else if (xmlType === '87') {
|
||
result.appMsgKind = 'announcement'
|
||
} else if (xmlType === '57') {
|
||
// 引用回复消息，解析 refermsg
|
||
result.appMsgKind = 'quote'
|
||
const quoteInfo = this.parseQuoteMessage(content)
|
||
result.quotedContent = quoteInfo.content
|
||
result.quotedSender = quoteInfo.sender
|
||
} else if ((xmlType === '5' || xmlType === '49') && (sourceUsername?.startsWith('gh_') || appName?.includes('公众号') || sourceName)) {
|
||
result.appMsgKind = 'official-link'
|
||
} else if (url) {
|
||
result.appMsgKind = 'link'
|
||
} else {
|
||
result.appMsgKind = 'card'
|
||
}
|
||
|
||
switch (xmlType) {
|
||
case '6': {
|
||
// 文件消息
|
||
result.fileName = title || this.extractXmlValue(content, 'filename')
|
||
result.linkTitle = result.fileName
|
||
|
||
// 提取文件大小
|
||
const fileSizeStr = this.extractXmlValue(content, 'totallen') ||
|
||
this.extractXmlValue(content, 'filesize')
|
||
if (fileSizeStr) {
|
||
const size = parseInt(fileSizeStr, 10)
|
||
if (!isNaN(size)) {
|
||
result.fileSize = size
|
||
}
|
||
}
|
||
|
||
// 提取文件扩展名
|
||
const fileExt = this.extractXmlValue(content, 'fileext')
|
||
if (fileExt) {
|
||
result.fileExt = fileExt
|
||
} else if (result.fileName) {
|
||
// 从文件名提取扩展名
|
||
const match = /\.([^.]+)$/.exec(result.fileName)
|
||
if (match) {
|
||
result.fileExt = match[1]
|
||
}
|
||
}
|
||
break
|
||
}
|
||
|
||
case '19': {
|
||
// 聊天记录
|
||
result.chatRecordTitle = title || '聊天记录'
|
||
const recordList = this.parseForwardChatRecordList(content)
|
||
if (recordList && recordList.length > 0) {
|
||
result.chatRecordList = recordList
|
||
}
|
||
break
|
||
}
|
||
|
||
case '33':
|
||
case '36': {
|
||
// 小程序
|
||
result.linkTitle = title
|
||
result.linkUrl = url
|
||
|
||
// 提取缩略图
|
||
const thumbUrl = this.extractXmlValue(content, 'thumburl') ||
|
||
this.extractXmlValue(content, 'cdnthumburl')
|
||
if (thumbUrl) {
|
||
result.linkThumb = thumbUrl
|
||
}
|
||
break
|
||
}
|
||
|
||
case '2000': {
|
||
// 转账
|
||
result.linkTitle = title || '[转账]'
|
||
|
||
// 可以提取转账金额等信息
|
||
const payMemo = this.extractXmlValue(content, 'pay_memo')
|
||
const feedesc = this.extractXmlValue(content, 'feedesc')
|
||
|
||
if (payMemo) {
|
||
result.linkTitle = payMemo
|
||
} else if (feedesc) {
|
||
result.linkTitle = feedesc
|
||
}
|
||
|
||
// 提取转账双方 wxid
|
||
const payerUsername = this.extractXmlValue(content, 'payer_username')
|
||
const receiverUsername = this.extractXmlValue(content, 'receiver_username')
|
||
if (payerUsername) {
|
||
result.transferPayerUsername = payerUsername
|
||
}
|
||
if (receiverUsername) {
|
||
result.transferReceiverUsername = receiverUsername
|
||
}
|
||
break
|
||
}
|
||
|
||
default: {
|
||
// 其他类型，提取通用字段
|
||
result.linkTitle = title
|
||
result.linkUrl = url
|
||
|
||
const thumbUrl = this.extractXmlValue(content, 'thumburl') ||
|
||
this.extractXmlValue(content, 'cdnthumburl')
|
||
if (thumbUrl) {
|
||
result.linkThumb = thumbUrl
|
||
}
|
||
}
|
||
}
|
||
|
||
return result
|
||
} catch (e) {
|
||
console.error('[ChatService] Type 49 消息解析失败:', e)
|
||
return {}
|
||
}
|
||
}
|
||
|
||
private parseForwardChatRecordList(content: string): any[] | undefined {
|
||
const normalized = this.decodeHtmlEntities(content || '')
|
||
if (!normalized.includes('<recorditem') && !normalized.includes('<dataitem')) {
|
||
return undefined
|
||
}
|
||
|
||
const items: any[] = []
|
||
const dedupe = new Set<string>()
|
||
const recordItemRegex = /<recorditem>([\s\S]*?)<\/recorditem>/gi
|
||
let recordItemMatch: RegExpExecArray | null
|
||
while ((recordItemMatch = recordItemRegex.exec(normalized)) !== null) {
|
||
const parsed = this.parseForwardChatRecordContainer(recordItemMatch[1] || '')
|
||
for (const item of parsed) {
|
||
const key = `${item.datatype}|${item.sourcename}|${item.sourcetime}|${item.datadesc || ''}|${item.datatitle || ''}|${item.messageuuid || ''}`
|
||
if (!dedupe.has(key)) {
|
||
dedupe.add(key)
|
||
items.push(item)
|
||
}
|
||
}
|
||
}
|
||
|
||
if (items.length === 0 && normalized.includes('<dataitem')) {
|
||
const parsed = this.parseForwardChatRecordContainer(normalized)
|
||
for (const item of parsed) {
|
||
const key = `${item.datatype}|${item.sourcename}|${item.sourcetime}|${item.datadesc || ''}|${item.datatitle || ''}|${item.messageuuid || ''}`
|
||
if (!dedupe.has(key)) {
|
||
dedupe.add(key)
|
||
items.push(item)
|
||
}
|
||
}
|
||
}
|
||
|
||
return items.length > 0 ? items : undefined
|
||
}
|
||
|
||
private extractTopLevelXmlElements(source: string, tagName: string): Array<{ attrs: string; inner: string }> {
|
||
const xml = source || ''
|
||
if (!xml) return []
|
||
|
||
const pattern = new RegExp(`<(/?)${tagName}\\b([^>]*)>`, 'gi')
|
||
const result: Array<{ attrs: string; inner: string }> = []
|
||
let match: RegExpExecArray | null
|
||
let depth = 0
|
||
let openEnd = -1
|
||
let openStart = -1
|
||
let openAttrs = ''
|
||
|
||
while ((match = pattern.exec(xml)) !== null) {
|
||
const isClosing = match[1] === '/'
|
||
const attrs = match[2] || ''
|
||
const rawTag = match[0] || ''
|
||
const selfClosing = !isClosing && /\/\s*>$/.test(rawTag)
|
||
|
||
if (!isClosing) {
|
||
if (depth === 0) {
|
||
openStart = match.index
|
||
openEnd = pattern.lastIndex
|
||
openAttrs = attrs
|
||
}
|
||
if (!selfClosing) {
|
||
depth += 1
|
||
} else if (depth === 0 && openEnd >= 0) {
|
||
result.push({ attrs: openAttrs, inner: '' })
|
||
openStart = -1
|
||
openEnd = -1
|
||
openAttrs = ''
|
||
}
|
||
continue
|
||
}
|
||
|
||
if (depth <= 0) continue
|
||
depth -= 1
|
||
if (depth === 0 && openEnd >= 0 && openStart >= 0) {
|
||
result.push({
|
||
attrs: openAttrs,
|
||
inner: xml.slice(openEnd, match.index)
|
||
})
|
||
openStart = -1
|
||
openEnd = -1
|
||
openAttrs = ''
|
||
}
|
||
}
|
||
|
||
return result
|
||
}
|
||
|
||
private parseForwardChatRecordContainer(containerXml: string): any[] {
|
||
const source = containerXml || ''
|
||
if (!source) return []
|
||
|
||
const segments: string[] = [source]
|
||
const decodedContainer = this.decodeHtmlEntities(source)
|
||
if (decodedContainer !== source) {
|
||
segments.push(decodedContainer)
|
||
}
|
||
|
||
const cdataRegex = /<!\[CDATA\[([\s\S]*?)\]\]>/g
|
||
let cdataMatch: RegExpExecArray | null
|
||
while ((cdataMatch = cdataRegex.exec(source)) !== null) {
|
||
const cdataInner = cdataMatch[1] || ''
|
||
if (!cdataInner) continue
|
||
segments.push(cdataInner)
|
||
const decodedInner = this.decodeHtmlEntities(cdataInner)
|
||
if (decodedInner !== cdataInner) {
|
||
segments.push(decodedInner)
|
||
}
|
||
}
|
||
|
||
const items: any[] = []
|
||
const seen = new Set<string>()
|
||
for (const segment of segments) {
|
||
if (!segment) continue
|
||
const dataItems = this.extractTopLevelXmlElements(segment, 'dataitem')
|
||
for (const dataItem of dataItems) {
|
||
const parsed = this.parseForwardChatRecordDataItem(dataItem.inner || '', dataItem.attrs || '')
|
||
if (!parsed) continue
|
||
const key = `${parsed.datatype}|${parsed.sourcename}|${parsed.sourcetime}|${parsed.datadesc || ''}|${parsed.datatitle || ''}|${parsed.messageuuid || ''}`
|
||
if (!seen.has(key)) {
|
||
seen.add(key)
|
||
items.push(parsed)
|
||
}
|
||
}
|
||
}
|
||
|
||
if (items.length > 0) return items
|
||
const fallback = this.parseForwardChatRecordDataItem(source, '')
|
||
return fallback ? [fallback] : []
|
||
}
|
||
|
||
private parseForwardChatRecordDataItem(itemXml: string, attrs: string): any | null {
|
||
const datatypeMatch = /datatype\s*=\s*["']?(\d+)["']?/i.exec(attrs || '')
|
||
const datatype = datatypeMatch ? parseInt(datatypeMatch[1], 10) : parseInt(this.extractXmlValue(itemXml, 'datatype') || '0', 10)
|
||
const sourcename = this.decodeHtmlEntities(this.extractXmlValue(itemXml, 'sourcename') || '')
|
||
const sourcetime = this.extractXmlValue(itemXml, 'sourcetime') || ''
|
||
const sourceheadurl = this.extractXmlValue(itemXml, 'sourceheadurl') || undefined
|
||
const datadesc = this.decodeHtmlEntities(
|
||
this.extractXmlValue(itemXml, 'datadesc') ||
|
||
this.extractXmlValue(itemXml, 'content') ||
|
||
''
|
||
) || undefined
|
||
const datatitle = this.decodeHtmlEntities(this.extractXmlValue(itemXml, 'datatitle') || '') || undefined
|
||
const fileext = this.extractXmlValue(itemXml, 'fileext') || undefined
|
||
const datasize = parseInt(this.extractXmlValue(itemXml, 'datasize') || '0', 10) || undefined
|
||
const messageuuid = this.extractXmlValue(itemXml, 'messageuuid') || undefined
|
||
const dataurl = this.decodeHtmlEntities(this.extractXmlValue(itemXml, 'dataurl') || '') || undefined
|
||
const datathumburl = this.decodeHtmlEntities(
|
||
this.extractXmlValue(itemXml, 'datathumburl') ||
|
||
this.extractXmlValue(itemXml, 'thumburl') ||
|
||
this.extractXmlValue(itemXml, 'cdnthumburl') ||
|
||
''
|
||
) || undefined
|
||
const datacdnurl = this.decodeHtmlEntities(
|
||
this.extractXmlValue(itemXml, 'datacdnurl') ||
|
||
this.extractXmlValue(itemXml, 'cdnurl') ||
|
||
this.extractXmlValue(itemXml, 'cdndataurl') ||
|
||
''
|
||
) || undefined
|
||
const cdndatakey = this.extractXmlValue(itemXml, 'cdndatakey') || undefined
|
||
const cdnthumbkey = this.extractXmlValue(itemXml, 'cdnthumbkey') || undefined
|
||
const aeskey = this.decodeHtmlEntities(
|
||
this.extractXmlValue(itemXml, 'aeskey') ||
|
||
this.extractXmlValue(itemXml, 'qaeskey') ||
|
||
''
|
||
) || undefined
|
||
const md5 = this.extractXmlValue(itemXml, 'md5') || this.extractXmlValue(itemXml, 'datamd5') || undefined
|
||
const fullmd5 = this.extractXmlValue(itemXml, 'fullmd5') || undefined
|
||
const thumbfullmd5 = this.extractXmlValue(itemXml, 'thumbfullmd5') || undefined
|
||
const srcMsgLocalid = parseInt(this.extractXmlValue(itemXml, 'srcMsgLocalid') || '0', 10) || undefined
|
||
const imgheight = parseInt(this.extractXmlValue(itemXml, 'imgheight') || '0', 10) || undefined
|
||
const imgwidth = parseInt(this.extractXmlValue(itemXml, 'imgwidth') || '0', 10) || undefined
|
||
const duration = parseInt(this.extractXmlValue(itemXml, 'duration') || '0', 10) || undefined
|
||
const nestedRecordXml = this.extractXmlValue(itemXml, 'recordxml') || undefined
|
||
const chatRecordTitle = this.decodeHtmlEntities(
|
||
(nestedRecordXml && this.extractXmlValue(nestedRecordXml, 'title')) ||
|
||
datatitle ||
|
||
''
|
||
) || undefined
|
||
const chatRecordDesc = this.decodeHtmlEntities(
|
||
(nestedRecordXml && this.extractXmlValue(nestedRecordXml, 'desc')) ||
|
||
datadesc ||
|
||
''
|
||
) || undefined
|
||
const chatRecordList =
|
||
datatype === 17 && nestedRecordXml
|
||
? this.parseForwardChatRecordContainer(nestedRecordXml)
|
||
: undefined
|
||
|
||
if (!(datatype || sourcename || datadesc || datatitle || messageuuid || srcMsgLocalid)) return null
|
||
|
||
return {
|
||
datatype: Number.isFinite(datatype) ? datatype : 0,
|
||
sourcename,
|
||
sourcetime,
|
||
sourceheadurl,
|
||
datadesc,
|
||
datatitle,
|
||
fileext,
|
||
datasize,
|
||
messageuuid,
|
||
dataurl,
|
||
datathumburl,
|
||
datacdnurl,
|
||
cdndatakey,
|
||
cdnthumbkey,
|
||
aeskey,
|
||
md5,
|
||
fullmd5,
|
||
thumbfullmd5,
|
||
srcMsgLocalid,
|
||
imgheight,
|
||
imgwidth,
|
||
duration,
|
||
chatRecordTitle,
|
||
chatRecordDesc,
|
||
chatRecordList
|
||
}
|
||
}
|
||
|
||
//手动查找 media_*.db 文件（当 WCDB DLL 不支持 listMediaDbs 时的 fallback）
|
||
private async findMediaDbsManually(): Promise<string[]> {
|
||
try {
|
||
const dbPath = this.configService.get('dbPath')
|
||
const myWxid = this.configService.get('myWxid')
|
||
if (!dbPath || !myWxid) return []
|
||
|
||
// 可能的目录结构：
|
||
// 1. dbPath 直接指向 db_storage: D:\weixin\WeChat Files\wxid_xxx\db_storage
|
||
// 2. dbPath 指向账号目录: D:\weixin\WeChat Files\wxid_xxx
|
||
// 3. dbPath 指向 WeChat Files: D:\weixin\WeChat Files
|
||
// 4. dbPath 指向微信根目录: D:\weixin
|
||
// 5. dbPath 指向非标准目录: D:\weixin\xwechat_files
|
||
|
||
const searchDirs: string[] = []
|
||
|
||
// 尝试1: dbPath 本身就是 db_storage
|
||
if (basename(dbPath).toLowerCase() === 'db_storage') {
|
||
searchDirs.push(dbPath)
|
||
}
|
||
|
||
// 尝试2: dbPath/db_storage
|
||
const dbStorage1 = join(dbPath, 'db_storage')
|
||
if (existsSync(dbStorage1)) {
|
||
searchDirs.push(dbStorage1)
|
||
}
|
||
|
||
// 尝试3: dbPath/WeChat Files/[wxid]/db_storage
|
||
const wechatFiles = join(dbPath, 'WeChat Files')
|
||
if (existsSync(wechatFiles)) {
|
||
const wxidDir = join(wechatFiles, myWxid)
|
||
if (existsSync(wxidDir)) {
|
||
const dbStorage2 = join(wxidDir, 'db_storage')
|
||
if (existsSync(dbStorage2)) {
|
||
searchDirs.push(dbStorage2)
|
||
}
|
||
}
|
||
}
|
||
|
||
// 尝试4: 如果 dbPath 已经包含 WeChat Files，直接在其中查找
|
||
if (dbPath.includes('WeChat Files')) {
|
||
const parts = dbPath.split(path.sep)
|
||
const wechatFilesIndex = parts.findIndex(p => p === 'WeChat Files')
|
||
if (wechatFilesIndex >= 0) {
|
||
const wechatFilesPath = parts.slice(0, wechatFilesIndex + 1).join(path.sep)
|
||
const wxidDir = join(wechatFilesPath, myWxid)
|
||
if (existsSync(wxidDir)) {
|
||
const dbStorage3 = join(wxidDir, 'db_storage')
|
||
if (existsSync(dbStorage3) && !searchDirs.includes(dbStorage3)) {
|
||
searchDirs.push(dbStorage3)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 尝试5: 直接尝试 dbPath/[wxid]/db_storage (适用于 xwechat_files 等非标准目录名)
|
||
const wxidDirDirect = join(dbPath, myWxid)
|
||
if (existsSync(wxidDirDirect)) {
|
||
const dbStorage5 = join(wxidDirDirect, 'db_storage')
|
||
if (existsSync(dbStorage5) && !searchDirs.includes(dbStorage5)) {
|
||
searchDirs.push(dbStorage5)
|
||
}
|
||
}
|
||
|
||
// 在所有可能的目录中查找 media_*.db
|
||
const mediaDbFiles: string[] = []
|
||
for (const dir of searchDirs) {
|
||
if (!existsSync(dir)) continue
|
||
|
||
// 直接在当前目录查找
|
||
const entries = readdirSync(dir)
|
||
for (const entry of entries) {
|
||
if (entry.toLowerCase().startsWith('media_') && entry.toLowerCase().endsWith('.db')) {
|
||
const fullPath = join(dir, entry)
|
||
if (existsSync(fullPath) && statSync(fullPath).isFile()) {
|
||
if (!mediaDbFiles.includes(fullPath)) {
|
||
mediaDbFiles.push(fullPath)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 也检查子目录（特别是 message 子目录）
|
||
for (const entry of entries) {
|
||
const subDir = join(dir, entry)
|
||
if (existsSync(subDir) && statSync(subDir).isDirectory()) {
|
||
try {
|
||
const subEntries = readdirSync(subDir)
|
||
for (const subEntry of subEntries) {
|
||
if (subEntry.toLowerCase().startsWith('media_') && subEntry.toLowerCase().endsWith('.db')) {
|
||
const fullPath = join(subDir, subEntry)
|
||
if (existsSync(fullPath) && statSync(fullPath).isFile()) {
|
||
if (!mediaDbFiles.includes(fullPath)) {
|
||
mediaDbFiles.push(fullPath)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
} catch (e) {
|
||
// 忽略无法访问的子目录
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return mediaDbFiles
|
||
} catch (e) {
|
||
console.error('[ChatService] 手动查找 media 数据库失败:', e)
|
||
return []
|
||
}
|
||
}
|
||
|
||
private getVoiceLookupCandidates(sessionId: string, msg: Message): string[] {
|
||
const candidates: string[] = []
|
||
const add = (value?: string | null) => {
|
||
const trimmed = value?.trim()
|
||
if (!trimmed) return
|
||
if (!candidates.includes(trimmed)) candidates.push(trimmed)
|
||
}
|
||
add(sessionId)
|
||
add(msg.senderUsername)
|
||
add(this.configService.get('myWxid'))
|
||
return candidates
|
||
}
|
||
|
||
private decodeVoiceBlob(raw: any): Buffer | null {
|
||
if (!raw) return null
|
||
if (Buffer.isBuffer(raw)) return raw
|
||
if (raw instanceof Uint8Array) return Buffer.from(raw)
|
||
if (Array.isArray(raw)) return Buffer.from(raw)
|
||
if (typeof raw === 'string') {
|
||
const trimmed = raw.trim()
|
||
if (/^[a-fA-F0-9]+$/.test(trimmed) && trimmed.length % 2 === 0) {
|
||
try {
|
||
return Buffer.from(trimmed, 'hex')
|
||
} catch { }
|
||
}
|
||
try {
|
||
return Buffer.from(trimmed, 'base64')
|
||
} catch { }
|
||
}
|
||
if (typeof raw === 'object' && Array.isArray(raw.data)) {
|
||
return Buffer.from(raw.data)
|
||
}
|
||
return null
|
||
}
|
||
|
||
private escapeSqlString(value: string): string {
|
||
return value.replace(/'/g, "''")
|
||
}
|
||
|
||
private async resolveMessageName2IdTableName(dbPath: string): Promise<string | null> {
|
||
const normalizedDbPath = String(dbPath || '').trim()
|
||
if (!normalizedDbPath) return null
|
||
if (this.messageName2IdTableCache.has(normalizedDbPath)) {
|
||
return this.messageName2IdTableCache.get(normalizedDbPath) || null
|
||
}
|
||
|
||
// fallback-exec: 当前缺少按 message.db 反查 Name2Id 表名的专属接口
|
||
const result = await wcdbService.execQuery(
|
||
'message',
|
||
normalizedDbPath,
|
||
"SELECT name FROM sqlite_master WHERE type='table' AND name LIKE 'Name2Id%' ORDER BY name DESC LIMIT 1"
|
||
)
|
||
const tableName = result.success && result.rows && result.rows.length > 0
|
||
? String(result.rows[0]?.name || '').trim() || null
|
||
: null
|
||
this.messageName2IdTableCache.set(normalizedDbPath, tableName)
|
||
return tableName
|
||
}
|
||
|
||
private async resolveMessageSenderUsernameById(dbPath: string, senderId: unknown): Promise<string | null> {
|
||
const normalizedDbPath = String(dbPath || '').trim()
|
||
const numericSenderId = Number.parseInt(String(senderId ?? '').trim(), 10)
|
||
if (!normalizedDbPath || !Number.isFinite(numericSenderId) || numericSenderId <= 0) {
|
||
return null
|
||
}
|
||
|
||
const cacheKey = `${normalizedDbPath}::${numericSenderId}`
|
||
if (this.messageSenderIdCache.has(cacheKey)) {
|
||
return this.messageSenderIdCache.get(cacheKey) || null
|
||
}
|
||
|
||
const name2IdTable = await this.resolveMessageName2IdTableName(normalizedDbPath)
|
||
if (!name2IdTable) {
|
||
this.messageSenderIdCache.set(cacheKey, null)
|
||
return null
|
||
}
|
||
|
||
const escapedTableName = String(name2IdTable).replace(/"/g, '""')
|
||
// fallback-exec: 当前缺少按 rowid -> user_name 的 message.db 专属接口
|
||
const result = await wcdbService.execQuery(
|
||
'message',
|
||
normalizedDbPath,
|
||
`SELECT user_name FROM "${escapedTableName}" WHERE rowid = ${numericSenderId} LIMIT 1`
|
||
)
|
||
const username = result.success && result.rows && result.rows.length > 0
|
||
? String(result.rows[0]?.user_name || result.rows[0]?.userName || '').trim() || null
|
||
: null
|
||
this.messageSenderIdCache.set(cacheKey, username)
|
||
return username
|
||
}
|
||
|
||
private async resolveSenderUsernameForMessageRow(
|
||
row: Record<string, any>,
|
||
rawContent: string
|
||
): Promise<string | null> {
|
||
const directSender = this.getRowField(row, ['sender_username', 'senderUsername', 'sender', 'WCDB_CT_sender_username'])
|
||
|| this.extractSenderUsernameFromContent(rawContent)
|
||
if (directSender) {
|
||
return directSender
|
||
}
|
||
|
||
const dbPath = this.getRowField(row, ['db_path', 'dbPath', '_db_path'])
|
||
const realSenderId = this.getRowField(row, ['real_sender_id', 'realSenderId'])
|
||
if (!dbPath || realSenderId === null || realSenderId === undefined || String(realSenderId).trim() === '') {
|
||
return null
|
||
}
|
||
|
||
return this.resolveMessageSenderUsernameById(String(dbPath), realSenderId)
|
||
}
|
||
|
||
/**
|
||
* 判断是否像 wxid
|
||
*/
|
||
private looksLikeWxid(text: string): boolean {
|
||
if (!text) return false
|
||
const trimmed = text.trim().toLowerCase()
|
||
if (trimmed.startsWith('wxid_')) return true
|
||
return /^wx[a-z0-9_-]{4,}$/.test(trimmed)
|
||
}
|
||
|
||
/**
|
||
* 清理引用内容中的 wxid
|
||
*/
|
||
private sanitizeQuotedContent(content: string): string {
|
||
if (!content) return ''
|
||
let result = content
|
||
// 去掉 wxid_xxx
|
||
result = result.replace(/wxid_[A-Za-z0-9_-]{3,}/g, '')
|
||
// 去掉开头的分隔符
|
||
result = result.replace(/^[\s:：\-]+/, '')
|
||
// 折叠重复分隔符
|
||
result = result.replace(/[:：]{2,}/g, ':')
|
||
result = result.replace(/^[\s:：\-]+/, '')
|
||
// 标准化空白
|
||
result = result.replace(/\s+/g, ' ').trim()
|
||
return result
|
||
}
|
||
|
||
private getMessageTypeLabel(localType: number): string {
|
||
const labels: Record<number, string> = {
|
||
1: '[文本]',
|
||
3: '[图片]',
|
||
34: '[语音]',
|
||
42: '[名片]',
|
||
43: '[视频]',
|
||
47: '[动画表情]',
|
||
48: '[位置]',
|
||
49: '[链接]',
|
||
50: '[通话]',
|
||
10000: '[系统消息]',
|
||
244813135921: '[引用消息]',
|
||
266287972401: '[拍一拍]',
|
||
81604378673: '[聊天记录]',
|
||
154618822705: '[小程序]',
|
||
8594229559345: '[红包]',
|
||
8589934592049: '[转账]',
|
||
34359738417: '[文件]',
|
||
103079215153: '[文件]',
|
||
25769803825: '[文件]'
|
||
}
|
||
return labels[localType] || '[消息]'
|
||
}
|
||
|
||
private extractXmlValue(xml: string, tagName: string): string {
|
||
const regex = new RegExp(`<${tagName}>([\\s\\S]*?)</${tagName}>`, 'i')
|
||
const match = regex.exec(xml)
|
||
if (match) {
|
||
return match[1].replace(/<!\[CDATA\[/g, '').replace(/\]\]>/g, '').trim()
|
||
}
|
||
return ''
|
||
}
|
||
|
||
private extractXmlAttribute(xml: string, tagName: string, attrName: string): string {
|
||
// 匹配 <tagName ... attrName="value" ... /> 或 <tagName ... attrName="value" ...>
|
||
const regex = new RegExp(`<${tagName}[^>]*\\s${attrName}\\s*=\\s*['"]([^'"]*)['"']`, 'i')
|
||
const match = regex.exec(xml)
|
||
return match ? match[1] : ''
|
||
}
|
||
|
||
private cleanSystemMessage(content: string): string {
|
||
// 移除 XML 声明
|
||
let cleaned = content.replace(/<\?xml[^?]*\?>/gi, '')
|
||
// 移除所有 XML/HTML 标签
|
||
cleaned = cleaned.replace(/<[^>]+>/g, '')
|
||
// 移除尾部的数字（如撤回消息后的时间戳）
|
||
cleaned = cleaned.replace(/\d+\s*$/, '')
|
||
// 清理多余空白
|
||
cleaned = cleaned.replace(/\s+/g, ' ').trim()
|
||
return cleaned || '[系统消息]'
|
||
}
|
||
|
||
private stripSenderPrefix(content: string): string {
|
||
return content.replace(/^[\s]*([a-zA-Z0-9_@-]+):(?!\/\/)(?:\s*(?:\r?\n|<br\s*\/?>)\s*|\s*)/i, '')
|
||
}
|
||
|
||
private extractSenderUsernameFromContent(content: string): string | null {
|
||
if (!content) return null
|
||
|
||
const normalized = this.cleanUtf16(this.decodeHtmlEntities(String(content)))
|
||
const match = /^\s*([a-zA-Z0-9_@-]{4,}):(?!\/\/)\s*(?:\r?\n|<br\s*\/?>)/i.exec(normalized)
|
||
if (!match?.[1]) return null
|
||
|
||
const candidate = match[1].trim()
|
||
return candidate || null
|
||
}
|
||
|
||
private decodeHtmlEntities(content: string): string {
|
||
return content
|
||
.replace(/&/g, '&')
|
||
.replace(/</g, '<')
|
||
.replace(/>/g, '>')
|
||
.replace(/"/g, '"')
|
||
.replace(/'/g, "'")
|
||
}
|
||
|
||
private cleanString(str: string): string {
|
||
if (!str) return ''
|
||
if (Buffer.isBuffer(str)) {
|
||
str = str.toString('utf-8')
|
||
}
|
||
return this.cleanUtf16(String(str))
|
||
}
|
||
|
||
private cleanUtf16(input: string): string {
|
||
if (!input) return input
|
||
try {
|
||
const cleaned = input.replace(/[\x00-\x08\x0B-\x0C\x0E-\x1F\x7F-\x9F]/g, '')
|
||
const codeUnits = cleaned.split('').map((c) => c.charCodeAt(0))
|
||
const validUnits: number[] = []
|
||
for (let i = 0; i < codeUnits.length; i += 1) {
|
||
const unit = codeUnits[i]
|
||
if (unit >= 0xd800 && unit <= 0xdbff) {
|
||
if (i + 1 < codeUnits.length) {
|
||
const nextUnit = codeUnits[i + 1]
|
||
if (nextUnit >= 0xdc00 && nextUnit <= 0xdfff) {
|
||
validUnits.push(unit, nextUnit)
|
||
i += 1
|
||
continue
|
||
}
|
||
}
|
||
continue
|
||
}
|
||
if (unit >= 0xdc00 && unit <= 0xdfff) {
|
||
continue
|
||
}
|
||
validUnits.push(unit)
|
||
}
|
||
return String.fromCharCode(...validUnits)
|
||
} catch {
|
||
return input.replace(/[^\u0020-\u007E\u4E00-\u9FFF\u3000-\u303F]/g, '')
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 清理拍一拍消息
|
||
* 格式示例:
|
||
* 纯文本: 我拍了拍 "XX"
|
||
* XML: <msg><appmsg...><title>"XX"拍了拍"XX"相信未来!</title>...</msg>
|
||
*/
|
||
private cleanPatMessage(content: string): string {
|
||
if (!content) return '[拍一拍]'
|
||
|
||
// 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()}`
|
||
}
|
||
|
||
// 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
|
||
cleaned = cleaned.replace(/\s+/g, ' ').trim() // 清理空格
|
||
|
||
// 移除不可见字符
|
||
cleaned = this.cleanUtf16(cleaned)
|
||
|
||
// 如果清理后还有内容，返回
|
||
if (cleaned && cleaned.length > 1 && !cleaned.includes('xml')) {
|
||
return `[拍一拍] ${cleaned}`
|
||
}
|
||
|
||
return '[拍一拍]'
|
||
}
|
||
|
||
/**
|
||
* 解码消息内容（处理 BLOB 和压缩数据）
|
||
*/
|
||
private decodeMessageContent(messageContent: any, compressContent: any): string {
|
||
// 优先使用 compress_content
|
||
let content = this.decodeMaybeCompressed(compressContent, 'compress_content')
|
||
if (!content || content.length === 0) {
|
||
content = this.decodeMaybeCompressed(messageContent, 'message_content')
|
||
}
|
||
return content
|
||
}
|
||
|
||
/**
|
||
* 尝试解码可能压缩的内容
|
||
*/
|
||
private decodeMaybeCompressed(raw: any, fieldName: string = 'unknown'): string {
|
||
if (!raw) return ''
|
||
|
||
//
|
||
|
||
// 如果是 Buffer/Uint8Array
|
||
if (Buffer.isBuffer(raw) || raw instanceof Uint8Array) {
|
||
return this.decodeBinaryContent(Buffer.from(raw), String(raw))
|
||
}
|
||
|
||
// 如果是字符串
|
||
if (typeof raw === 'string') {
|
||
if (raw.length === 0) return ''
|
||
|
||
// 检查是否是 hex 编码
|
||
// 只有当字符串足够长（超过16字符）且看起来像 hex 时才尝试解码
|
||
// 短字符串（如 "123456" 等纯数字）容易被误判为 hex
|
||
if (raw.length > 16 && this.looksLikeHex(raw)) {
|
||
const bytes = Buffer.from(raw, 'hex')
|
||
if (bytes.length > 0) {
|
||
const result = this.decodeBinaryContent(bytes, raw)
|
||
//
|
||
return result
|
||
}
|
||
}
|
||
|
||
// 检查是否是 base64 编码
|
||
// 只有当字符串足够长（超过16字符）且看起来像 base64 时才尝试解码
|
||
// 短字符串（如 "test", "home" 等）容易被误判为 base64
|
||
if (raw.length > 16 && this.looksLikeBase64(raw)) {
|
||
try {
|
||
const bytes = Buffer.from(raw, 'base64')
|
||
return this.decodeBinaryContent(bytes, raw)
|
||
} catch { }
|
||
}
|
||
|
||
// 普通字符串
|
||
return raw
|
||
}
|
||
|
||
return ''
|
||
}
|
||
|
||
/**
|
||
* 解码二进制内容（处理 zstd 压缩）
|
||
*/
|
||
private decodeBinaryContent(data: Buffer, fallbackValue?: string): string {
|
||
if (data.length === 0) return ''
|
||
|
||
try {
|
||
// 检查是否是 zstd 压缩数据 (magic number: 0xFD2FB528)
|
||
if (data.length >= 4) {
|
||
const magicLE = data.readUInt32LE(0)
|
||
const magicBE = data.readUInt32BE(0)
|
||
if (magicLE === 0xFD2FB528 || magicBE === 0xFD2FB528) {
|
||
// zstd 压缩，需要解压
|
||
try {
|
||
const decompressed = fzstd.decompress(data)
|
||
return Buffer.from(decompressed).toString('utf-8')
|
||
} catch (e) {
|
||
console.error('zstd 解压失败:', e)
|
||
}
|
||
}
|
||
}
|
||
|
||
// 尝试直接 UTF-8 解码
|
||
const decoded = data.toString('utf-8')
|
||
// 检查是否有太多替换字符
|
||
const replacementCount = (decoded.match(/\uFFFD/g) || []).length
|
||
if (replacementCount < decoded.length * 0.2) {
|
||
return decoded.replace(/\uFFFD/g, '')
|
||
}
|
||
|
||
// 如果提供了 fallbackValue，且解码结果看起来像二进制垃圾，则返回 fallbackValue
|
||
if (fallbackValue && replacementCount > 0) {
|
||
//
|
||
return fallbackValue
|
||
}
|
||
|
||
// 尝试 latin1 解码
|
||
return data.toString('latin1')
|
||
} catch {
|
||
return fallbackValue || ''
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 检查是否像 hex 编码
|
||
*/
|
||
private looksLikeHex(s: string): boolean {
|
||
if (s.length % 2 !== 0) return false
|
||
return /^[0-9a-fA-F]+$/.test(s)
|
||
}
|
||
|
||
/**
|
||
* 检查是否像 base64 编码
|
||
*/
|
||
private looksLikeBase64(s: string): boolean {
|
||
if (s.length % 4 !== 0) return false
|
||
return /^[A-Za-z0-9+/=]+$/.test(s)
|
||
}
|
||
|
||
private shouldKeepSession(username: string): boolean {
|
||
if (!username) return false
|
||
const lowered = username.toLowerCase()
|
||
// 排除所有 placeholder 会话（包括折叠群）
|
||
if (lowered.includes('@placeholder')) return false
|
||
if (username.startsWith('gh_')) return false
|
||
|
||
const excludeList = [
|
||
'weixin', 'qqmail', 'fmessage', 'medianote', 'floatbottle',
|
||
'newsapp', 'brandsessionholder', 'brandservicesessionholder',
|
||
'notifymessage', 'opencustomerservicemsg', 'notification_messages',
|
||
'userexperience_alarm', 'helper_folders',
|
||
'@helper_folders'
|
||
]
|
||
|
||
for (const prefix of excludeList) {
|
||
if (username.startsWith(prefix) || username === prefix) return false
|
||
}
|
||
|
||
if (username.includes('@kefu.openim') || username.includes('@openim')) return false
|
||
if (username.includes('service_')) return false
|
||
|
||
return true
|
||
}
|
||
|
||
async getContact(username: string): Promise<Contact | null> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) return null
|
||
const result = await wcdbService.getContact(username)
|
||
if (!result.success || !result.contact) return null
|
||
const contact = result.contact as Record<string, any>
|
||
let alias = String(contact.alias || contact.Alias || '')
|
||
// DLL 有时不返回 alias 字段，补一条直接 SQL 查询兜底
|
||
if (!alias) {
|
||
try {
|
||
const aliasResult = await wcdbService.getContactAliasMap([username])
|
||
if (aliasResult.success && aliasResult.map && aliasResult.map[username]) {
|
||
alias = String(aliasResult.map[username] || '')
|
||
}
|
||
} catch {
|
||
// 兜底失败不影响主流程
|
||
}
|
||
}
|
||
return {
|
||
username: String(contact.username || contact.user_name || contact.userName || username || ''),
|
||
alias,
|
||
remark: String(contact.remark || contact.Remark || ''),
|
||
// 兼容不同表结构字段，避免 nick_name 丢失导致侧边栏退化到 wxid。
|
||
nickName: String(contact.nickName || contact.nick_name || contact.nickname || contact.NickName || '')
|
||
}
|
||
} catch {
|
||
return null
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取联系人头像和显示名称（用于群聊消息）
|
||
*/
|
||
async getContactAvatar(username: string): Promise<{ avatarUrl?: string; displayName?: string } | null> {
|
||
if (!username) return null
|
||
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) return null
|
||
const cached = this.avatarCache.get(username)
|
||
// 检查缓存是否有效，且头像不是错误的 hex 格式
|
||
const isValidAvatar = this.isValidAvatarUrl(cached?.avatarUrl)
|
||
if (cached && isValidAvatar && Date.now() - cached.updatedAt < this.avatarCacheTtlMs) {
|
||
return { avatarUrl: cached.avatarUrl, displayName: cached.displayName }
|
||
}
|
||
|
||
const contact = await this.getContact(username)
|
||
const avatarResult = await wcdbService.getAvatarUrls([username])
|
||
const avatarUrl = avatarResult.success && avatarResult.map ? avatarResult.map[username] : undefined
|
||
const displayName = contact?.remark || contact?.nickName || contact?.alias || cached?.displayName || username
|
||
const cacheEntry: ContactCacheEntry = {
|
||
avatarUrl,
|
||
displayName,
|
||
updatedAt: Date.now()
|
||
}
|
||
this.avatarCache.set(username, cacheEntry)
|
||
this.contactCacheService.setEntries({ [username]: cacheEntry })
|
||
return { avatarUrl, displayName }
|
||
} catch {
|
||
return null
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 解析转账消息中的付款方和收款方显示名称
|
||
* 优先使用群昵称，群昵称为空时回退到微信昵称/备注
|
||
*/
|
||
async resolveTransferDisplayNames(
|
||
chatroomId: string,
|
||
payerUsername: string,
|
||
receiverUsername: string
|
||
): Promise<{ payerName: string; receiverName: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { payerName: payerUsername, receiverName: receiverUsername }
|
||
}
|
||
|
||
// 如果是群聊，尝试获取群昵称
|
||
let groupNicknames: Record<string, string> = {}
|
||
if (chatroomId.endsWith('@chatroom')) {
|
||
const nickResult = await wcdbService.getGroupNicknames(chatroomId)
|
||
if (nickResult.success && nickResult.nicknames) {
|
||
groupNicknames = nickResult.nicknames
|
||
}
|
||
}
|
||
|
||
// 获取当前用户 wxid，用于识别"自己"
|
||
const myWxid = this.configService.get('myWxid')
|
||
const cleanedMyWxid = myWxid ? this.cleanAccountDirName(myWxid) : ''
|
||
|
||
// 解析付款方名称：自己 > 群昵称 > 备注 > 昵称 > alias > wxid
|
||
const resolveName = async (username: string): Promise<string> => {
|
||
// 特判：如果是当前用户自己（contact 表通常不包含自己）
|
||
if (myWxid && (username === myWxid || username === cleanedMyWxid)) {
|
||
// 先查群昵称中是否有自己
|
||
const myGroupNick = groupNicknames[username]
|
||
if (myGroupNick) return myGroupNick
|
||
// 尝试从缓存获取自己的昵称
|
||
const cached = this.avatarCache.get(username) || this.avatarCache.get(myWxid)
|
||
if (cached?.displayName) return cached.displayName
|
||
return '我'
|
||
}
|
||
|
||
// 先查群昵称
|
||
const groupNick = groupNicknames[username]
|
||
if (groupNick) return groupNick
|
||
|
||
// 再查联系人信息
|
||
const contact = await this.getContact(username)
|
||
if (contact) {
|
||
return contact.remark || contact.nickName || contact.alias || username
|
||
}
|
||
|
||
// 兜底：查缓存
|
||
const cached = this.avatarCache.get(username)
|
||
if (cached?.displayName) return cached.displayName
|
||
|
||
return username
|
||
}
|
||
|
||
const [payerName, receiverName] = await Promise.all([
|
||
resolveName(payerUsername),
|
||
resolveName(receiverUsername)
|
||
])
|
||
|
||
return { payerName, receiverName }
|
||
} catch {
|
||
return { payerName: payerUsername, receiverName: receiverUsername }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取当前用户的头像 URL
|
||
*/
|
||
async getMyAvatarUrl(): Promise<{ success: boolean; avatarUrl?: string; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error }
|
||
}
|
||
|
||
const myWxid = this.configService.get('myWxid')
|
||
if (!myWxid) {
|
||
return { success: false, error: '未配置微信ID' }
|
||
}
|
||
|
||
const cleanedWxid = this.cleanAccountDirName(myWxid)
|
||
// 增加 'self' 作为兜底标识符，微信有时将个人信息存储在 'self' 记录中
|
||
const fetchList = Array.from(new Set([myWxid, cleanedWxid, 'self']))
|
||
|
||
const result = await wcdbService.getAvatarUrls(fetchList)
|
||
|
||
if (result.success && result.map) {
|
||
// 按优先级尝试匹配
|
||
const avatarUrl = result.map[myWxid] || result.map[cleanedWxid] || result.map['self']
|
||
if (avatarUrl) {
|
||
return { success: true, avatarUrl }
|
||
}
|
||
return { success: true, avatarUrl: undefined }
|
||
}
|
||
|
||
return { success: true, avatarUrl: undefined }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取当前用户头像失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取表情包缓存目录
|
||
*/
|
||
/**
|
||
* 获取语音缓存目录
|
||
*/
|
||
private getVoiceCacheDir(): string {
|
||
const cachePath = this.configService.get('cachePath')
|
||
if (cachePath) {
|
||
return join(cachePath, 'Voices')
|
||
}
|
||
// 回退到默认目录
|
||
const documentsPath = app.getPath('documents')
|
||
return join(documentsPath, 'WeFlow', 'Voices')
|
||
}
|
||
|
||
private getEmojiCacheDir(): string {
|
||
const cachePath = this.configService.get('cachePath')
|
||
if (cachePath) {
|
||
return join(cachePath, 'Emojis')
|
||
}
|
||
// 回退到默认目录
|
||
const documentsPath = app.getPath('documents')
|
||
return join(documentsPath, 'WeFlow', 'Emojis')
|
||
}
|
||
|
||
clearCaches(options?: { includeMessages?: boolean; includeContacts?: boolean; includeEmojis?: boolean }): { success: boolean; error?: string } {
|
||
const includeMessages = options?.includeMessages !== false
|
||
const includeContacts = options?.includeContacts !== false
|
||
const includeEmojis = options?.includeEmojis !== false
|
||
const errors: string[] = []
|
||
|
||
if (includeContacts) {
|
||
this.avatarCache.clear()
|
||
this.contactCacheService.clear()
|
||
}
|
||
|
||
if (includeMessages) {
|
||
this.messageCacheService.clear()
|
||
this.voiceWavCache.clear()
|
||
this.voiceTranscriptCache.clear()
|
||
this.voiceTranscriptPending.clear()
|
||
}
|
||
|
||
if (includeMessages || includeContacts) {
|
||
this.sessionStatsMemoryCache.clear()
|
||
this.sessionStatsPendingBasic.clear()
|
||
this.sessionStatsPendingFull.clear()
|
||
this.allGroupSessionIdsCache = null
|
||
this.sessionStatsCacheService.clearAll()
|
||
this.groupMyMessageCountMemoryCache.clear()
|
||
this.groupMyMessageCountCacheService.clearAll()
|
||
}
|
||
|
||
if (includeEmojis) {
|
||
emojiCache.clear()
|
||
emojiDownloading.clear()
|
||
const emojiDir = this.getEmojiCacheDir()
|
||
try {
|
||
fs.rmSync(emojiDir, { recursive: true, force: true })
|
||
} catch (error) {
|
||
errors.push(String(error))
|
||
}
|
||
}
|
||
|
||
if (errors.length > 0) {
|
||
return { success: false, error: errors.join('; ') }
|
||
}
|
||
return { success: true }
|
||
}
|
||
|
||
/**
|
||
* 下载并缓存表情包
|
||
*/
|
||
async downloadEmoji(cdnUrl: string, md5?: string): Promise<{ success: boolean; localPath?: string; error?: string }> {
|
||
if (!cdnUrl) {
|
||
return { success: false, error: '无效的 CDN URL' }
|
||
}
|
||
|
||
// 生成缓存 key
|
||
const cacheKey = md5 || this.hashString(cdnUrl)
|
||
|
||
// 检查内存缓存
|
||
const cached = emojiCache.get(cacheKey)
|
||
if (cached && existsSync(cached)) {
|
||
return { success: true, localPath: cached }
|
||
}
|
||
|
||
// 检查是否正在下载
|
||
const downloading = emojiDownloading.get(cacheKey)
|
||
if (downloading) {
|
||
const result = await downloading
|
||
if (result) {
|
||
return { success: true, localPath: result }
|
||
}
|
||
return { success: false, error: '下载失败' }
|
||
}
|
||
|
||
// 确保缓存目录存在
|
||
const cacheDir = this.getEmojiCacheDir()
|
||
if (!existsSync(cacheDir)) {
|
||
mkdirSync(cacheDir, { recursive: true })
|
||
}
|
||
|
||
// 检查本地是否已有缓存文件
|
||
const extensions = ['.gif', '.png', '.webp', '.jpg', '.jpeg']
|
||
for (const ext of extensions) {
|
||
const filePath = join(cacheDir, `${cacheKey}${ext}`)
|
||
if (existsSync(filePath)) {
|
||
emojiCache.set(cacheKey, filePath)
|
||
return { success: true, localPath: filePath }
|
||
}
|
||
}
|
||
|
||
// 开始下载
|
||
const downloadPromise = this.doDownloadEmoji(cdnUrl, cacheKey, cacheDir)
|
||
emojiDownloading.set(cacheKey, downloadPromise)
|
||
|
||
try {
|
||
const localPath = await downloadPromise
|
||
emojiDownloading.delete(cacheKey)
|
||
|
||
if (localPath) {
|
||
emojiCache.set(cacheKey, localPath)
|
||
return { success: true, localPath }
|
||
}
|
||
return { success: false, error: '下载失败' }
|
||
} catch (e) {
|
||
console.error(`[ChatService] 表情包下载异常: url=${cdnUrl}, md5=${md5}`, e)
|
||
emojiDownloading.delete(cacheKey)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 将文件转为 data URL
|
||
*/
|
||
private fileToDataUrl(filePath: string): string | null {
|
||
try {
|
||
const ext = extname(filePath).toLowerCase()
|
||
const mimeTypes: Record<string, string> = {
|
||
'.gif': 'image/gif',
|
||
'.png': 'image/png',
|
||
'.jpg': 'image/jpeg',
|
||
'.jpeg': 'image/jpeg',
|
||
'.webp': 'image/webp'
|
||
}
|
||
const mimeType = mimeTypes[ext] || 'image/gif'
|
||
const data = readFileSync(filePath)
|
||
return `data:${mimeType};base64,${data.toString('base64')}`
|
||
} catch {
|
||
return null
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 执行表情包下载
|
||
*/
|
||
private doDownloadEmoji(url: string, cacheKey: string, cacheDir: string): Promise<string | null> {
|
||
return new Promise((resolve) => {
|
||
const protocol = url.startsWith('https') ? https : http
|
||
|
||
const request = protocol.get(url, (response) => {
|
||
// 处理重定向
|
||
if (response.statusCode === 301 || response.statusCode === 302) {
|
||
const redirectUrl = response.headers.location
|
||
if (redirectUrl) {
|
||
this.doDownloadEmoji(redirectUrl, cacheKey, cacheDir).then(resolve)
|
||
return
|
||
}
|
||
}
|
||
|
||
if (response.statusCode !== 200) {
|
||
resolve(null)
|
||
return
|
||
}
|
||
|
||
const chunks: Buffer[] = []
|
||
response.on('data', (chunk) => chunks.push(chunk))
|
||
response.on('end', () => {
|
||
const buffer = Buffer.concat(chunks)
|
||
if (buffer.length === 0) {
|
||
resolve(null)
|
||
return
|
||
}
|
||
|
||
// 检测文件类型
|
||
const ext = this.detectImageExtension(buffer) || this.getExtFromUrl(url) || '.gif'
|
||
const filePath = join(cacheDir, `${cacheKey}${ext}`)
|
||
|
||
try {
|
||
writeFileSync(filePath, buffer)
|
||
resolve(filePath)
|
||
} catch {
|
||
resolve(null)
|
||
}
|
||
})
|
||
response.on('error', () => resolve(null))
|
||
})
|
||
|
||
request.on('error', () => resolve(null))
|
||
request.setTimeout(10000, () => {
|
||
request.destroy()
|
||
resolve(null)
|
||
})
|
||
})
|
||
}
|
||
|
||
/**
|
||
* 检测图片格式
|
||
*/
|
||
private detectImageExtension(buffer: Buffer): string | null {
|
||
if (buffer.length < 12) return null
|
||
|
||
// GIF
|
||
if (buffer[0] === 0x47 && buffer[1] === 0x49 && buffer[2] === 0x46) {
|
||
return '.gif'
|
||
}
|
||
// PNG
|
||
if (buffer[0] === 0x89 && buffer[1] === 0x50 && buffer[2] === 0x4E && buffer[3] === 0x47) {
|
||
return '.png'
|
||
}
|
||
// JPEG
|
||
if (buffer[0] === 0xFF && buffer[1] === 0xD8 && buffer[2] === 0xFF) {
|
||
return '.jpg'
|
||
}
|
||
// WEBP
|
||
if (buffer[0] === 0x52 && buffer[1] === 0x49 && buffer[2] === 0x46 && buffer[3] === 0x46 &&
|
||
buffer[8] === 0x57 && buffer[9] === 0x45 && buffer[10] === 0x42 && buffer[11] === 0x50) {
|
||
return '.webp'
|
||
}
|
||
|
||
return null
|
||
}
|
||
|
||
/**
|
||
* 从 URL 获取扩展名
|
||
*/
|
||
private getExtFromUrl(url: string): string | null {
|
||
try {
|
||
const pathname = new URL(url).pathname
|
||
const ext = extname(pathname).toLowerCase()
|
||
if (['.gif', '.png', '.jpg', '.jpeg', '.webp'].includes(ext)) {
|
||
return ext
|
||
}
|
||
} catch { }
|
||
return null
|
||
}
|
||
|
||
/**
|
||
* 简单的字符串哈希
|
||
*/
|
||
private hashString(str: string): string {
|
||
let hash = 0
|
||
for (let i = 0; i < str.length; i++) {
|
||
const char = str.charCodeAt(i)
|
||
hash = ((hash << 5) - hash) + char
|
||
hash = hash & hash
|
||
}
|
||
return Math.abs(hash).toString(16)
|
||
}
|
||
|
||
/**
|
||
* 获取会话详情信息
|
||
*/
|
||
async getSessionDetailFast(sessionId: string): Promise<{
|
||
success: boolean
|
||
detail?: SessionDetailFast
|
||
error?: string
|
||
}> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
this.refreshSessionMessageCountCacheScope()
|
||
|
||
const normalizedSessionId = String(sessionId || '').trim()
|
||
if (!normalizedSessionId) {
|
||
return { success: false, error: '会话ID不能为空' }
|
||
}
|
||
|
||
const now = Date.now()
|
||
const cachedDetail = this.sessionDetailFastCache.get(normalizedSessionId)
|
||
if (cachedDetail && now - cachedDetail.updatedAt <= this.sessionDetailFastCacheTtlMs) {
|
||
return { success: true, detail: cachedDetail.detail }
|
||
}
|
||
|
||
let displayName = normalizedSessionId
|
||
let remark: string | undefined
|
||
let nickName: string | undefined
|
||
let alias: string | undefined
|
||
let avatarUrl: string | undefined
|
||
const cachedContact = this.avatarCache.get(normalizedSessionId)
|
||
if (cachedContact) {
|
||
displayName = cachedContact.displayName || normalizedSessionId
|
||
if (this.isValidAvatarUrl(cachedContact.avatarUrl)) {
|
||
avatarUrl = cachedContact.avatarUrl
|
||
}
|
||
}
|
||
|
||
const contactPromise = wcdbService.getContact(normalizedSessionId)
|
||
const avatarPromise = avatarUrl
|
||
? Promise.resolve({ success: true, map: { [normalizedSessionId]: avatarUrl } })
|
||
: wcdbService.getAvatarUrls([normalizedSessionId])
|
||
|
||
let messageCount: number | undefined
|
||
const cachedCount = this.sessionMessageCountCache.get(normalizedSessionId)
|
||
if (cachedCount && now - cachedCount.updatedAt <= this.sessionMessageCountCacheTtlMs) {
|
||
messageCount = cachedCount.count
|
||
} else {
|
||
const hintCount = this.sessionMessageCountHintCache.get(normalizedSessionId)
|
||
if (typeof hintCount === 'number' && Number.isFinite(hintCount) && hintCount >= 0) {
|
||
messageCount = Math.floor(hintCount)
|
||
this.sessionMessageCountCache.set(normalizedSessionId, {
|
||
count: messageCount,
|
||
updatedAt: now
|
||
})
|
||
}
|
||
}
|
||
|
||
const messageCountPromise = Number.isFinite(messageCount)
|
||
? Promise.resolve<{ success: boolean; count?: number }>({
|
||
success: true,
|
||
count: Math.max(0, Math.floor(messageCount as number))
|
||
})
|
||
: wcdbService.getMessageCount(normalizedSessionId)
|
||
|
||
const [contactResult, avatarResult, messageCountResult] = await Promise.allSettled([
|
||
contactPromise,
|
||
avatarPromise,
|
||
messageCountPromise
|
||
])
|
||
|
||
if (contactResult.status === 'fulfilled' && contactResult.value.success && contactResult.value.contact) {
|
||
remark = contactResult.value.contact.remark || undefined
|
||
nickName = contactResult.value.contact.nickName || undefined
|
||
alias = contactResult.value.contact.alias || undefined
|
||
displayName = remark || nickName || alias || displayName
|
||
}
|
||
|
||
if (avatarResult.status === 'fulfilled' && avatarResult.value.success && avatarResult.value.map) {
|
||
const avatarCandidate = avatarResult.value.map[normalizedSessionId]
|
||
if (this.isValidAvatarUrl(avatarCandidate)) {
|
||
avatarUrl = avatarCandidate
|
||
}
|
||
}
|
||
|
||
if (!Number.isFinite(messageCount)) {
|
||
messageCount = messageCountResult.status === 'fulfilled' &&
|
||
messageCountResult.value.success &&
|
||
Number.isFinite(messageCountResult.value.count)
|
||
? Math.max(0, Math.floor(messageCountResult.value.count || 0))
|
||
: 0
|
||
this.sessionMessageCountCache.set(normalizedSessionId, {
|
||
count: messageCount,
|
||
updatedAt: Date.now()
|
||
})
|
||
}
|
||
|
||
const detail: SessionDetailFast = {
|
||
wxid: normalizedSessionId,
|
||
displayName,
|
||
remark,
|
||
nickName,
|
||
alias,
|
||
avatarUrl,
|
||
messageCount: Math.max(0, Math.floor(messageCount || 0))
|
||
}
|
||
|
||
this.sessionDetailFastCache.set(normalizedSessionId, {
|
||
detail,
|
||
updatedAt: Date.now()
|
||
})
|
||
|
||
return { success: true, detail }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取会话详情快速信息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getSessionDetailExtra(sessionId: string): Promise<{
|
||
success: boolean
|
||
detail?: SessionDetailExtra
|
||
error?: string
|
||
}> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
this.refreshSessionMessageCountCacheScope()
|
||
|
||
const normalizedSessionId = String(sessionId || '').trim()
|
||
if (!normalizedSessionId) {
|
||
return { success: false, error: '会话ID不能为空' }
|
||
}
|
||
|
||
const now = Date.now()
|
||
const cachedDetail = this.sessionDetailExtraCache.get(normalizedSessionId)
|
||
if (cachedDetail && now - cachedDetail.updatedAt <= this.sessionDetailExtraCacheTtlMs) {
|
||
return { success: true, detail: cachedDetail.detail }
|
||
}
|
||
|
||
const tableStatsResult = await wcdbService.getMessageTableStats(normalizedSessionId)
|
||
|
||
const messageTables: { dbName: string; tableName: string; count: number }[] = []
|
||
let firstMessageTime: number | undefined
|
||
let latestMessageTime: number | undefined
|
||
if (tableStatsResult.success && tableStatsResult.tables) {
|
||
for (const row of tableStatsResult.tables) {
|
||
messageTables.push({
|
||
dbName: basename(row.db_path || ''),
|
||
tableName: row.table_name || '',
|
||
count: parseInt(row.count || '0', 10)
|
||
})
|
||
|
||
const firstTs = this.getRowInt(
|
||
row,
|
||
['first_timestamp', 'firstTimestamp', 'first_time', 'firstTime', 'min_create_time', 'minCreateTime'],
|
||
0
|
||
)
|
||
if (firstTs > 0 && (firstMessageTime === undefined || firstTs < firstMessageTime)) {
|
||
firstMessageTime = firstTs
|
||
}
|
||
|
||
const lastTs = this.getRowInt(
|
||
row,
|
||
['last_timestamp', 'lastTimestamp', 'last_time', 'lastTime', 'max_create_time', 'maxCreateTime'],
|
||
0
|
||
)
|
||
if (lastTs > 0 && (latestMessageTime === undefined || lastTs > latestMessageTime)) {
|
||
latestMessageTime = lastTs
|
||
}
|
||
}
|
||
}
|
||
|
||
const detail: SessionDetailExtra = {
|
||
firstMessageTime,
|
||
latestMessageTime,
|
||
messageTables
|
||
}
|
||
|
||
this.sessionDetailExtraCache.set(normalizedSessionId, {
|
||
detail,
|
||
updatedAt: Date.now()
|
||
})
|
||
|
||
return {
|
||
success: true,
|
||
detail
|
||
}
|
||
} catch (e) {
|
||
console.error('ChatService: 获取会话详情补充统计失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getSessionDetail(sessionId: string): Promise<{
|
||
success: boolean
|
||
detail?: SessionDetail
|
||
error?: string
|
||
}> {
|
||
try {
|
||
const fastResult = await this.getSessionDetailFast(sessionId)
|
||
if (!fastResult.success || !fastResult.detail) {
|
||
return { success: false, error: fastResult.error || '获取会话详情失败' }
|
||
}
|
||
|
||
const extraResult = await this.getSessionDetailExtra(sessionId)
|
||
const detail: SessionDetail = {
|
||
...fastResult.detail,
|
||
firstMessageTime: extraResult.success ? extraResult.detail?.firstMessageTime : undefined,
|
||
latestMessageTime: extraResult.success ? extraResult.detail?.latestMessageTime : undefined,
|
||
messageTables: extraResult.success && extraResult.detail?.messageTables
|
||
? extraResult.detail.messageTables
|
||
: []
|
||
}
|
||
|
||
return { success: true, detail }
|
||
} catch (e) {
|
||
console.error('ChatService: 获取会话详情失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getGroupMyMessageCountHint(chatroomId: string): Promise<{
|
||
success: boolean
|
||
count?: number
|
||
updatedAt?: number
|
||
source?: 'memory' | 'disk'
|
||
error?: string
|
||
}> {
|
||
try {
|
||
this.refreshSessionMessageCountCacheScope()
|
||
const normalizedChatroomId = String(chatroomId || '').trim()
|
||
if (!normalizedChatroomId || !normalizedChatroomId.endsWith('@chatroom')) {
|
||
return { success: false, error: '群聊ID无效' }
|
||
}
|
||
|
||
const cached = this.getGroupMyMessageCountHintEntry(normalizedChatroomId)
|
||
if (!cached) return { success: true }
|
||
return {
|
||
success: true,
|
||
count: cached.entry.messageCount,
|
||
updatedAt: cached.entry.updatedAt,
|
||
source: cached.source
|
||
}
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async setGroupMyMessageCountHint(
|
||
chatroomId: string,
|
||
messageCount: number,
|
||
updatedAt?: number
|
||
): Promise<{ success: boolean; updatedAt?: number; error?: string }> {
|
||
try {
|
||
this.refreshSessionMessageCountCacheScope()
|
||
const normalizedChatroomId = String(chatroomId || '').trim()
|
||
if (!normalizedChatroomId || !normalizedChatroomId.endsWith('@chatroom')) {
|
||
return { success: false, error: '群聊ID无效' }
|
||
}
|
||
const savedAt = this.setGroupMyMessageCountHintEntry(normalizedChatroomId, messageCount, updatedAt)
|
||
return { success: true, updatedAt: savedAt }
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getExportSessionStats(sessionIds: string[], options: ExportSessionStatsOptions = {}): Promise<{
|
||
success: boolean
|
||
data?: Record<string, ExportSessionStats>
|
||
cache?: Record<string, ExportSessionStatsCacheMeta>
|
||
needsRefresh?: string[]
|
||
error?: string
|
||
}> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
this.refreshSessionMessageCountCacheScope()
|
||
|
||
const includeRelations = options.includeRelations ?? true
|
||
const forceRefresh = options.forceRefresh === true
|
||
const allowStaleCache = options.allowStaleCache === true
|
||
const preferAccurateSpecialTypes = options.preferAccurateSpecialTypes === true
|
||
const cacheOnly = options.cacheOnly === true
|
||
|
||
const normalizedSessionIds = Array.from(
|
||
new Set(
|
||
(sessionIds || [])
|
||
.map((id) => String(id || '').trim())
|
||
.filter(Boolean)
|
||
)
|
||
)
|
||
if (normalizedSessionIds.length === 0) {
|
||
return { success: true, data: {}, cache: {} }
|
||
}
|
||
|
||
const resultMap: Record<string, ExportSessionStats> = {}
|
||
const cacheMeta: Record<string, ExportSessionStatsCacheMeta> = {}
|
||
const needsRefreshSet = new Set<string>()
|
||
const pendingSessionIds: string[] = []
|
||
const now = Date.now()
|
||
|
||
for (const sessionId of normalizedSessionIds) {
|
||
const groupMyMessagesHint = sessionId.endsWith('@chatroom')
|
||
? this.getGroupMyMessageCountHintEntry(sessionId)
|
||
: null
|
||
const cachedResult = this.getSessionStatsCacheEntry(sessionId)
|
||
const canUseCache = cacheOnly || (!forceRefresh && !preferAccurateSpecialTypes)
|
||
if (canUseCache && cachedResult && this.supportsRequestedRelation(cachedResult.entry, includeRelations)) {
|
||
const stale = now - cachedResult.entry.updatedAt > this.sessionStatsCacheTtlMs
|
||
if (!stale || allowStaleCache || cacheOnly) {
|
||
resultMap[sessionId] = this.fromSessionStatsCacheStats(cachedResult.entry.stats)
|
||
if (groupMyMessagesHint && Number.isFinite(groupMyMessagesHint.entry.messageCount)) {
|
||
resultMap[sessionId].groupMyMessages = groupMyMessagesHint.entry.messageCount
|
||
}
|
||
cacheMeta[sessionId] = {
|
||
updatedAt: cachedResult.entry.updatedAt,
|
||
stale,
|
||
includeRelations: cachedResult.entry.includeRelations,
|
||
source: cachedResult.source
|
||
}
|
||
if (stale) {
|
||
needsRefreshSet.add(sessionId)
|
||
}
|
||
continue
|
||
}
|
||
}
|
||
// allowStaleCache/cacheOnly 仅对“已有缓存”生效；无缓存会话不会直接算重查询。
|
||
if (canUseCache && allowStaleCache && cachedResult) {
|
||
needsRefreshSet.add(sessionId)
|
||
continue
|
||
}
|
||
if (cacheOnly) {
|
||
continue
|
||
}
|
||
pendingSessionIds.push(sessionId)
|
||
}
|
||
|
||
if (pendingSessionIds.length > 0) {
|
||
const myWxid = this.configService.get('myWxid') || ''
|
||
const selfIdentitySet = new Set<string>(this.buildIdentityKeys(myWxid))
|
||
let usedBatchedCompute = false
|
||
if (pendingSessionIds.length === 1) {
|
||
const sessionId = pendingSessionIds[0]
|
||
try {
|
||
const stats = await this.getOrComputeSessionExportStats(sessionId, includeRelations, selfIdentitySet, preferAccurateSpecialTypes)
|
||
resultMap[sessionId] = stats
|
||
const updatedAt = this.setSessionStatsCacheEntry(sessionId, stats, includeRelations)
|
||
cacheMeta[sessionId] = {
|
||
updatedAt,
|
||
stale: false,
|
||
includeRelations,
|
||
source: 'fresh'
|
||
}
|
||
usedBatchedCompute = true
|
||
} catch {
|
||
usedBatchedCompute = false
|
||
}
|
||
} else {
|
||
try {
|
||
const batchedStatsMap = await this.computeSessionExportStatsBatch(
|
||
pendingSessionIds,
|
||
includeRelations,
|
||
selfIdentitySet,
|
||
preferAccurateSpecialTypes
|
||
)
|
||
for (const sessionId of pendingSessionIds) {
|
||
const stats = batchedStatsMap[sessionId]
|
||
if (!stats) continue
|
||
resultMap[sessionId] = stats
|
||
const updatedAt = this.setSessionStatsCacheEntry(sessionId, stats, includeRelations)
|
||
cacheMeta[sessionId] = {
|
||
updatedAt,
|
||
stale: false,
|
||
includeRelations,
|
||
source: 'fresh'
|
||
}
|
||
}
|
||
usedBatchedCompute = true
|
||
} catch {
|
||
usedBatchedCompute = false
|
||
}
|
||
}
|
||
|
||
if (!usedBatchedCompute) {
|
||
await this.forEachWithConcurrency(pendingSessionIds, 3, async (sessionId) => {
|
||
try {
|
||
const stats = await this.getOrComputeSessionExportStats(sessionId, includeRelations, selfIdentitySet, preferAccurateSpecialTypes)
|
||
resultMap[sessionId] = stats
|
||
const updatedAt = this.setSessionStatsCacheEntry(sessionId, stats, includeRelations)
|
||
cacheMeta[sessionId] = {
|
||
updatedAt,
|
||
stale: false,
|
||
includeRelations,
|
||
source: 'fresh'
|
||
}
|
||
} catch {
|
||
resultMap[sessionId] = this.buildEmptyExportSessionStats(sessionId, includeRelations)
|
||
}
|
||
})
|
||
}
|
||
}
|
||
|
||
const response: {
|
||
success: boolean
|
||
data?: Record<string, ExportSessionStats>
|
||
cache?: Record<string, ExportSessionStatsCacheMeta>
|
||
needsRefresh?: string[]
|
||
} = {
|
||
success: true,
|
||
data: resultMap,
|
||
cache: cacheMeta
|
||
}
|
||
if (needsRefreshSet.size > 0) {
|
||
response.needsRefresh = Array.from(needsRefreshSet)
|
||
}
|
||
return response
|
||
} catch (e) {
|
||
console.error('ChatService: 获取导出会话统计失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
/**
|
||
* 获取图片数据（解密后的）
|
||
*/
|
||
async getImageData(sessionId: string, msgId: string): Promise<{ success: boolean; data?: string; error?: string }> {
|
||
try {
|
||
const localId = parseInt(msgId, 10)
|
||
if (!this.connected) await this.connect()
|
||
|
||
// 1. 获取消息详情
|
||
const msgResult = await this.getMessageByLocalId(sessionId, localId)
|
||
if (!msgResult.success || !msgResult.message) {
|
||
return { success: false, error: '未找到消息' }
|
||
}
|
||
const msg = msgResult.message
|
||
|
||
// 2. 使用 imageDecryptService 解密图片
|
||
const result = await this.imageDecryptService.decryptImage({
|
||
sessionId,
|
||
imageMd5: msg.imageMd5,
|
||
imageDatName: msg.imageDatName || String(msg.localId),
|
||
force: false
|
||
})
|
||
|
||
if (!result.success || !result.localPath) {
|
||
return { success: false, error: result.error || '图片解密失败' }
|
||
}
|
||
|
||
// 3. 读取解密后的文件并转成 base64
|
||
// 如果已经是 data URL，直接返回 base64 部分
|
||
if (result.localPath.startsWith('data:')) {
|
||
const base64Data = result.localPath.split(',')[1]
|
||
return { success: true, data: base64Data }
|
||
}
|
||
|
||
// localPath 是 file:// URL，需要转换成文件路径
|
||
const filePath = result.localPath.startsWith('file://')
|
||
? result.localPath.replace(/^file:\/\//, '')
|
||
: result.localPath
|
||
|
||
const imageData = readFileSync(filePath)
|
||
return { success: true, data: imageData.toString('base64') }
|
||
} catch (e) {
|
||
console.error('ChatService: getImageData 失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* getVoiceData（主用批量专属接口读取语音数据）
|
||
*/
|
||
async getVoiceData(sessionId: string, msgId: string, createTime?: number, serverId?: string | number, senderWxidOpt?: string): Promise<{ success: boolean; data?: string; error?: string }> {
|
||
const startTime = Date.now()
|
||
const verboseVoiceTrace = process.env.WEFLOW_VOICE_TRACE === '1'
|
||
const msgCreateTimeLabel = (value?: number): string => {
|
||
return Number.isFinite(Number(value)) ? String(Math.floor(Number(value))) : '无'
|
||
}
|
||
const lookupPath: string[] = []
|
||
const logLookupPath = (status: 'success' | 'fail', error?: string): void => {
|
||
const timeline = lookupPath.map((step, idx) => `${idx + 1}.${step}`).join(' -> ')
|
||
if (status === 'success') {
|
||
if (verboseVoiceTrace) {
|
||
console.info(`[Voice] 定位流程成功: ${timeline}`)
|
||
}
|
||
} else {
|
||
console.warn(`[Voice] 定位流程失败${error ? `(${error})` : ''}: ${timeline}`)
|
||
}
|
||
}
|
||
|
||
try {
|
||
lookupPath.push(`会话=${sessionId}, 消息=${msgId}, 传入createTime=${msgCreateTimeLabel(createTime)}, serverId=${String(serverId || 0)}`)
|
||
lookupPath.push(`消息来源提示=${senderWxidOpt || '无'}`)
|
||
|
||
const localId = parseInt(msgId, 10)
|
||
if (isNaN(localId)) {
|
||
logLookupPath('fail', '无效的消息ID')
|
||
return { success: false, error: '无效的消息ID' }
|
||
}
|
||
|
||
let msgCreateTime = createTime
|
||
let senderWxid: string | null = senderWxidOpt || null
|
||
let resolvedServerId: string | number = this.normalizeUnsignedIntegerToken(serverId) || 0
|
||
let locatedMsg: Message | null = null
|
||
let rejectedNonVoiceLookup = false
|
||
|
||
lookupPath.push(`初始解析localId=${localId}成功`)
|
||
|
||
// 已提供强键(createTime + serverId)时，直接走语音定位，避免 localId 反查噪音与误导
|
||
const hasStrongInput = Number.isFinite(Number(msgCreateTime)) && Number(msgCreateTime) > 0
|
||
&& Boolean(this.normalizeUnsignedIntegerToken(serverId))
|
||
|
||
if (hasStrongInput) {
|
||
lookupPath.push('调用入参已具备强键(createTime+serverId)，跳过localId反查')
|
||
} else {
|
||
const t1 = Date.now()
|
||
const msgResult = await this.getMessageByLocalId(sessionId, localId)
|
||
const t2 = Date.now()
|
||
lookupPath.push(`消息反查耗时=${t2 - t1}ms`)
|
||
if (!msgResult.success || !msgResult.message) {
|
||
lookupPath.push('未命中: getMessageByLocalId')
|
||
} else {
|
||
const dbMsg = msgResult.message as Message
|
||
const locatedServerId = this.normalizeUnsignedIntegerToken(dbMsg.serverIdRaw ?? dbMsg.serverId)
|
||
const incomingServerId = this.normalizeUnsignedIntegerToken(serverId)
|
||
lookupPath.push(`命中消息定位: localId=${dbMsg.localId}, createTime=${dbMsg.createTime}, sender=${dbMsg.senderUsername || ''}, serverId=${locatedServerId || '0'}, localType=${dbMsg.localType}, voice时长=${dbMsg.voiceDurationSeconds ?? 0}`)
|
||
|
||
if (incomingServerId && locatedServerId && incomingServerId !== locatedServerId) {
|
||
lookupPath.push(`serverId纠正: input=${incomingServerId}, db=${locatedServerId}`)
|
||
}
|
||
|
||
// localId 在不同表可能重复，反查命中非语音时不覆盖调用侧入参
|
||
if (Number(dbMsg.localType) === 34) {
|
||
locatedMsg = dbMsg
|
||
msgCreateTime = dbMsg.createTime || msgCreateTime
|
||
senderWxid = dbMsg.senderUsername || senderWxid || null
|
||
if (locatedServerId) {
|
||
resolvedServerId = locatedServerId
|
||
}
|
||
} else {
|
||
rejectedNonVoiceLookup = true
|
||
lookupPath.push('消息反查命中但localType!=34，忽略反查覆盖，继续使用调用入参定位')
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!msgCreateTime) {
|
||
lookupPath.push('定位失败: 未找到消息时间戳')
|
||
logLookupPath('fail', '未找到消息时间戳')
|
||
return { success: false, error: '未找到消息时间戳' }
|
||
}
|
||
if (!locatedMsg) {
|
||
lookupPath.push(rejectedNonVoiceLookup
|
||
? `定位结果: 反查命中非语音并已忽略, createTime=${msgCreateTime}, sender=${senderWxid || '无'}`
|
||
: `定位结果: 未走消息反查流程, createTime=${msgCreateTime}, sender=${senderWxid || '无'}`)
|
||
} else {
|
||
lookupPath.push(`定位结果: 语音消息被确认 localId=${localId}, createTime=${msgCreateTime}, sender=${senderWxid || '无'}`)
|
||
}
|
||
lookupPath.push(`最终serverId=${String(resolvedServerId || 0)}`)
|
||
|
||
if (verboseVoiceTrace) {
|
||
if (locatedMsg) {
|
||
console.log('[Voice] 定位到的具体语音消息:', {
|
||
sessionId,
|
||
msgId,
|
||
localId: locatedMsg.localId,
|
||
createTime: locatedMsg.createTime,
|
||
senderUsername: locatedMsg.senderUsername,
|
||
serverId: locatedMsg.serverIdRaw || locatedMsg.serverId,
|
||
localType: locatedMsg.localType,
|
||
voiceDurationSeconds: locatedMsg.voiceDurationSeconds
|
||
})
|
||
} else {
|
||
console.log('[Voice] 定位到的语音消息:', {
|
||
sessionId,
|
||
msgId,
|
||
localId,
|
||
createTime: msgCreateTime,
|
||
senderUsername: senderWxid,
|
||
serverId: resolvedServerId
|
||
})
|
||
}
|
||
}
|
||
|
||
// 使用 sessionId + createTime + msgId 作为缓存 key，避免同秒语音串音
|
||
const cacheKey = this.getVoiceCacheKey(sessionId, String(localId), msgCreateTime)
|
||
|
||
// 检查 WAV 内存缓存
|
||
const wavCache = this.voiceWavCache.get(cacheKey)
|
||
if (wavCache) {
|
||
lookupPath.push('命中内存WAV缓存')
|
||
logLookupPath('success', '内存缓存')
|
||
return { success: true, data: wavCache.toString('base64') }
|
||
}
|
||
|
||
// 检查 WAV 文件缓存
|
||
const voiceCacheDir = this.getVoiceCacheDir()
|
||
const wavFilePath = join(voiceCacheDir, `${cacheKey}.wav`)
|
||
if (existsSync(wavFilePath)) {
|
||
try {
|
||
const wavData = readFileSync(wavFilePath)
|
||
this.cacheVoiceWav(cacheKey, wavData)
|
||
lookupPath.push('命中磁盘WAV缓存')
|
||
logLookupPath('success', '磁盘缓存')
|
||
return { success: true, data: wavData.toString('base64') }
|
||
} catch (e) {
|
||
lookupPath.push('命中磁盘WAV缓存但读取失败')
|
||
console.error('[Voice] 读取缓存文件失败:', e)
|
||
}
|
||
}
|
||
lookupPath.push('缓存未命中，进入DB定位')
|
||
|
||
// 构建查找候选
|
||
const candidates: string[] = []
|
||
const myWxid = this.configService.get('myWxid') as string
|
||
|
||
// 如果有 senderWxid，优先使用（群聊中最重要）
|
||
if (senderWxid) {
|
||
candidates.push(senderWxid)
|
||
}
|
||
|
||
// sessionId（1对1聊天时是对方wxid，群聊时是群id）
|
||
if (sessionId && !candidates.includes(sessionId)) {
|
||
candidates.push(sessionId)
|
||
}
|
||
|
||
// 我的wxid（兜底）
|
||
if (myWxid && !candidates.includes(myWxid)) {
|
||
candidates.push(myWxid)
|
||
}
|
||
lookupPath.push(`定位候选链=${JSON.stringify(candidates)}`)
|
||
|
||
const t3 = Date.now()
|
||
// 从数据库读取 silk 数据
|
||
const silkData = await this.getVoiceDataFromMediaDb(sessionId, msgCreateTime, localId, resolvedServerId || 0, candidates, lookupPath, myWxid)
|
||
const t4 = Date.now()
|
||
lookupPath.push(`DB定位耗时=${t4 - t3}ms`)
|
||
|
||
|
||
if (!silkData) {
|
||
logLookupPath('fail', '未找到语音数据')
|
||
return { success: false, error: '未找到语音数据 (请确保已在微信中播放过该语音)' }
|
||
}
|
||
lookupPath.push('语音二进制定位完成')
|
||
|
||
const t5 = Date.now()
|
||
// 使用 silk-wasm 解码
|
||
const pcmData = await this.decodeSilkToPcm(silkData, 24000)
|
||
const t6 = Date.now()
|
||
lookupPath.push(`silk解码耗时=${t6 - t5}ms`)
|
||
|
||
|
||
if (!pcmData) {
|
||
logLookupPath('fail', 'Silk解码失败')
|
||
return { success: false, error: 'Silk 解码失败' }
|
||
}
|
||
lookupPath.push('silk解码成功')
|
||
|
||
const t7 = Date.now()
|
||
// PCM -> WAV
|
||
const wavData = this.createWavBuffer(pcmData, 24000)
|
||
const t8 = Date.now()
|
||
lookupPath.push(`WAV转码耗时=${t8 - t7}ms`)
|
||
|
||
|
||
// 缓存 WAV 数据到内存
|
||
this.cacheVoiceWav(cacheKey, wavData)
|
||
|
||
// 缓存 WAV 数据到文件（异步，不阻塞返回）
|
||
this.cacheVoiceWavToFile(cacheKey, wavData)
|
||
|
||
lookupPath.push(`总耗时=${t8 - startTime}ms`)
|
||
logLookupPath('success')
|
||
|
||
return { success: true, data: wavData.toString('base64') }
|
||
} catch (e) {
|
||
lookupPath.push(`异常: ${String(e)}`)
|
||
logLookupPath('fail', String(e))
|
||
console.error('ChatService: getVoiceData 失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 缓存 WAV 数据到文件（异步）
|
||
*/
|
||
private async cacheVoiceWavToFile(cacheKey: string, wavData: Buffer): Promise<void> {
|
||
try {
|
||
const voiceCacheDir = this.getVoiceCacheDir()
|
||
await fsPromises.mkdir(voiceCacheDir, { recursive: true })
|
||
const wavFilePath = join(voiceCacheDir, `${cacheKey}.wav`)
|
||
await fsPromises.writeFile(wavFilePath, wavData)
|
||
} catch (e) {
|
||
console.error('[Voice] 缓存文件失败:', e)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 通过 WCDB 专属接口查询语音数据
|
||
* 策略：批量查询 + 单条 native 兜底
|
||
*/
|
||
private async getVoiceDataFromMediaDb(
|
||
sessionId: string,
|
||
createTime: number,
|
||
localId: number,
|
||
svrId: string | number,
|
||
candidates: string[],
|
||
lookupPath?: string[],
|
||
myWxid?: string
|
||
): Promise<Buffer | null> {
|
||
try {
|
||
const candidatesList = Array.isArray(candidates)
|
||
? candidates.filter((value, index, arr) => {
|
||
const key = String(value || '').trim()
|
||
return Boolean(key) && arr.findIndex(v => String(v || '').trim() === key) === index
|
||
})
|
||
: []
|
||
const createTimeInt = Math.max(0, Math.floor(Number(createTime || 0)))
|
||
const localIdInt = Math.max(0, Math.floor(Number(localId || 0)))
|
||
const svrIdToken = svrId || 0
|
||
|
||
const plans: Array<{ label: string; list: string[] }> = []
|
||
if (candidatesList.length > 0) {
|
||
const strict = String(myWxid || '').trim()
|
||
? candidatesList.filter(item => item !== String(myWxid || '').trim())
|
||
: candidatesList.slice()
|
||
if (strict.length > 0 && strict.length !== candidatesList.length) {
|
||
plans.push({ label: 'strict(no-self)', list: strict })
|
||
}
|
||
plans.push({ label: 'full', list: candidatesList })
|
||
} else {
|
||
plans.push({ label: 'empty', list: [] })
|
||
}
|
||
|
||
lookupPath?.push(`构建音频查询参数 createTime=${createTimeInt}, localId=${localIdInt}, svrId=${svrIdToken}, plans=${plans.map(p => `${p.label}:${p.list.length}`).join('|')}`)
|
||
|
||
for (const plan of plans) {
|
||
lookupPath?.push(`尝试候选集[${plan.label}]=${JSON.stringify(plan.list)}`)
|
||
// 先走单条 native：svr_id 通过 int64 直传，避免 batch JSON 的大整数精度/解析差异
|
||
lookupPath?.push(`先尝试单条查询(${plan.label})`)
|
||
const single = await wcdbService.getVoiceData(
|
||
sessionId,
|
||
createTimeInt,
|
||
plan.list,
|
||
localIdInt,
|
||
svrIdToken
|
||
)
|
||
lookupPath?.push(`单条查询(${plan.label})结果: success=${single.success}, hasHex=${Boolean(single.hex)}`)
|
||
if (single.success && single.hex) {
|
||
const decoded = this.decodeVoiceBlob(single.hex)
|
||
if (decoded && decoded.length > 0) {
|
||
lookupPath?.push(`单条查询(${plan.label})解码成功`)
|
||
return decoded
|
||
}
|
||
lookupPath?.push(`单条查询(${plan.label})解码为空`)
|
||
}
|
||
|
||
const batchResult = await wcdbService.getVoiceDataBatch([{
|
||
session_id: sessionId,
|
||
create_time: createTimeInt,
|
||
local_id: localIdInt,
|
||
svr_id: svrIdToken,
|
||
candidates: plan.list
|
||
}])
|
||
lookupPath?.push(`批量查询(${plan.label})结果: success=${batchResult.success}, rows=${Array.isArray(batchResult.rows) ? batchResult.rows.length : 0}`)
|
||
if (!batchResult.success) {
|
||
lookupPath?.push(`批量查询(${plan.label})失败: ${batchResult.error || '无错误信息'}`)
|
||
}
|
||
|
||
if (batchResult.success && Array.isArray(batchResult.rows) && batchResult.rows.length > 0) {
|
||
const hex = String(batchResult.rows[0]?.hex || '').trim()
|
||
lookupPath?.push(`命中批量结果(${plan.label})[0], hexLen=${hex.length}`)
|
||
if (hex) {
|
||
const decoded = this.decodeVoiceBlob(hex)
|
||
if (decoded && decoded.length > 0) {
|
||
lookupPath?.push(`批量结果(${plan.label})解码成功`)
|
||
return decoded
|
||
}
|
||
lookupPath?.push(`批量结果(${plan.label})解码为空`)
|
||
}
|
||
} else {
|
||
lookupPath?.push(`批量结果(${plan.label})未命中`)
|
||
}
|
||
}
|
||
|
||
lookupPath?.push('音频定位失败：未命中任何结果')
|
||
return null
|
||
} catch (e) {
|
||
lookupPath?.push(`音频定位异常: ${String(e)}`)
|
||
return null
|
||
}
|
||
}
|
||
|
||
async preloadVoiceDataBatch(
|
||
sessionId: string,
|
||
messages: Array<{
|
||
localId?: number | string
|
||
createTime?: number | string
|
||
serverId?: number | string
|
||
senderWxid?: string | null
|
||
}>,
|
||
options?: { chunkSize?: number; decodeConcurrency?: number }
|
||
): Promise<{ success: boolean; prepared?: number; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const normalizedSessionId = String(sessionId || '').trim()
|
||
if (!normalizedSessionId) return { success: true, prepared: 0 }
|
||
if (!Array.isArray(messages) || messages.length === 0) return { success: true, prepared: 0 }
|
||
|
||
const myWxid = String(this.configService.get('myWxid') || '').trim()
|
||
const nowPrepared = new Set<string>()
|
||
const pending: Array<{
|
||
cacheKey: string
|
||
request: { session_id: string; create_time: number; local_id: number; svr_id: string | number; candidates: string[] }
|
||
}> = []
|
||
|
||
for (const item of messages) {
|
||
const localId = Math.max(0, Math.floor(Number(item?.localId || 0)))
|
||
const createTime = Math.max(0, Math.floor(Number(item?.createTime || 0)))
|
||
if (!localId || !createTime) continue
|
||
|
||
const cacheKey = this.getVoiceCacheKey(normalizedSessionId, String(localId), createTime)
|
||
if (nowPrepared.has(cacheKey)) continue
|
||
nowPrepared.add(cacheKey)
|
||
|
||
const inMemory = this.voiceWavCache.get(cacheKey)
|
||
if (inMemory && inMemory.length > 0) continue
|
||
|
||
const wavFilePath = join(this.getVoiceCacheDir(), `${cacheKey}.wav`)
|
||
if (existsSync(wavFilePath)) {
|
||
try {
|
||
const wavData = readFileSync(wavFilePath)
|
||
if (wavData.length > 0) {
|
||
this.cacheVoiceWav(cacheKey, wavData)
|
||
continue
|
||
}
|
||
} catch {
|
||
// ignore corrupted cache file
|
||
}
|
||
}
|
||
|
||
const senderWxid = String(item?.senderWxid || '').trim()
|
||
const candidates: string[] = []
|
||
if (senderWxid) candidates.push(senderWxid)
|
||
if (!candidates.includes(normalizedSessionId)) candidates.push(normalizedSessionId)
|
||
if (myWxid && !candidates.includes(myWxid)) candidates.push(myWxid)
|
||
|
||
pending.push({
|
||
cacheKey,
|
||
request: {
|
||
session_id: normalizedSessionId,
|
||
create_time: createTime,
|
||
local_id: localId,
|
||
svr_id: item?.serverId || 0,
|
||
candidates
|
||
}
|
||
})
|
||
}
|
||
|
||
if (pending.length === 0) {
|
||
return { success: true, prepared: nowPrepared.size }
|
||
}
|
||
|
||
const chunkSize = Math.max(8, Math.min(128, Math.floor(Number(options?.chunkSize || 48))))
|
||
const decodeConcurrency = Math.max(1, Math.min(6, Math.floor(Number(options?.decodeConcurrency || 3))))
|
||
let prepared = nowPrepared.size - pending.length
|
||
|
||
for (let i = 0; i < pending.length; i += chunkSize) {
|
||
const chunk = pending.slice(i, i + chunkSize)
|
||
const batchResult = await wcdbService.getVoiceDataBatch(chunk.map(item => item.request))
|
||
if (!batchResult.success || !Array.isArray(batchResult.rows)) {
|
||
continue
|
||
}
|
||
|
||
const byIndex = new Map<number, string>()
|
||
for (const row of batchResult.rows as Array<Record<string, any>>) {
|
||
const idx = Number.parseInt(String(row?.index ?? ''), 10)
|
||
const hex = String(row?.hex || '').trim()
|
||
if (!Number.isFinite(idx) || idx < 0 || !hex) continue
|
||
byIndex.set(idx, hex)
|
||
}
|
||
|
||
const readyItems: Array<{ cacheKey: string; hex: string }> = []
|
||
for (let rowIdx = 0; rowIdx < chunk.length; rowIdx += 1) {
|
||
const hex = byIndex.get(rowIdx)
|
||
if (!hex) continue
|
||
readyItems.push({ cacheKey: chunk[rowIdx].cacheKey, hex })
|
||
}
|
||
|
||
await this.forEachWithConcurrency(readyItems, decodeConcurrency, async (item) => {
|
||
const silkData = this.decodeVoiceBlob(item.hex)
|
||
if (!silkData || silkData.length === 0) return
|
||
|
||
const pcmData = await this.decodeSilkToPcm(silkData, 24000)
|
||
if (!pcmData || pcmData.length === 0) return
|
||
|
||
const wavData = this.createWavBuffer(pcmData, 24000)
|
||
this.cacheVoiceWav(item.cacheKey, wavData)
|
||
this.cacheVoiceWavToFile(item.cacheKey, wavData)
|
||
prepared += 1
|
||
})
|
||
}
|
||
|
||
return { success: true, prepared }
|
||
} catch (e) {
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 检查语音是否已有缓存（只检查内存，不查询数据库）
|
||
*/
|
||
async resolveVoiceCache(sessionId: string, msgId: string): Promise<{ success: boolean; hasCache: boolean; data?: string }> {
|
||
try {
|
||
// 直接用 msgId 生成 cacheKey，不查询数据库
|
||
// 注意：这里的 cacheKey 可能不准确（因为没有 createTime），但只是用来快速检查缓存
|
||
// 如果缓存未命中，用户点击时会重新用正确的 cacheKey 查询
|
||
const cacheKey = this.getVoiceCacheKey(sessionId, msgId)
|
||
|
||
// 检查内存缓存
|
||
const inMemory = this.voiceWavCache.get(cacheKey)
|
||
if (inMemory) {
|
||
return { success: true, hasCache: true, data: inMemory.toString('base64') }
|
||
}
|
||
|
||
return { success: true, hasCache: false }
|
||
} catch (e) {
|
||
return { success: false, hasCache: false }
|
||
}
|
||
}
|
||
|
||
async getVoiceData_Legacy(sessionId: string, msgId: string): Promise<{ success: boolean; data?: string; error?: string }> {
|
||
try {
|
||
const localId = parseInt(msgId, 10)
|
||
const msgResult = await this.getMessageByLocalId(sessionId, localId)
|
||
if (!msgResult.success || !msgResult.message) return { success: false, error: '未找到该消息' }
|
||
const msg = msgResult.message
|
||
const senderWxid = msg.senderUsername || undefined
|
||
return this.getVoiceData(sessionId, msgId, msg.createTime, msg.serverIdRaw || msg.serverId, senderWxid)
|
||
} catch (e) {
|
||
console.error('ChatService: getVoiceData 失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* 解码 Silk 数据为 PCM (silk-wasm)
|
||
*/
|
||
private async decodeSilkToPcm(silkData: Buffer, sampleRate: number): Promise<Buffer | null> {
|
||
try {
|
||
let wasmPath: string
|
||
if (app.isPackaged) {
|
||
wasmPath = join(process.resourcesPath, 'app.asar.unpacked', 'node_modules', 'silk-wasm', 'lib', 'silk.wasm')
|
||
if (!existsSync(wasmPath)) {
|
||
wasmPath = join(process.resourcesPath, 'node_modules', 'silk-wasm', 'lib', 'silk.wasm')
|
||
}
|
||
} else {
|
||
wasmPath = join(app.getAppPath(), 'node_modules', 'silk-wasm', 'lib', 'silk.wasm')
|
||
}
|
||
|
||
if (!existsSync(wasmPath)) {
|
||
console.error('[ChatService][Voice] silk.wasm not found at:', wasmPath)
|
||
return null
|
||
}
|
||
|
||
const silkWasm = require('silk-wasm')
|
||
if (!silkWasm || !silkWasm.decode) {
|
||
console.error('[ChatService][Voice] silk-wasm module invalid')
|
||
return null
|
||
}
|
||
|
||
const result = await silkWasm.decode(silkData, sampleRate)
|
||
return Buffer.from(result.data)
|
||
} catch (e) {
|
||
console.error('[ChatService][Voice] internal decode error:', e)
|
||
return null
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 创建 WAV 文件 Buffer
|
||
*/
|
||
private createWavBuffer(pcmData: Buffer, sampleRate: number = 24000, channels: number = 1): Buffer {
|
||
const pcmLength = pcmData.length
|
||
const header = Buffer.alloc(44)
|
||
header.write('RIFF', 0)
|
||
header.writeUInt32LE(36 + pcmLength, 4)
|
||
header.write('WAVE', 8)
|
||
header.write('fmt ', 12)
|
||
header.writeUInt32LE(16, 16)
|
||
header.writeUInt16LE(1, 20)
|
||
header.writeUInt16LE(channels, 22)
|
||
header.writeUInt32LE(sampleRate, 24)
|
||
header.writeUInt32LE(sampleRate * channels * 2, 28)
|
||
header.writeUInt16LE(channels * 2, 32)
|
||
header.writeUInt16LE(16, 34)
|
||
header.write('data', 36)
|
||
header.writeUInt32LE(pcmLength, 40)
|
||
return Buffer.concat([header, pcmData])
|
||
}
|
||
|
||
async getVoiceTranscript(
|
||
sessionId: string,
|
||
msgId: string,
|
||
createTime?: number,
|
||
onPartial?: (text: string) => void,
|
||
senderWxid?: string
|
||
): 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
|
||
let serverId: string | number | undefined
|
||
|
||
// 如果前端没传 createTime，才需要查询消息（这个很慢）
|
||
if (!msgCreateTime) {
|
||
const t1 = Date.now()
|
||
const msgResult = await this.getMessageById(sessionId, parseInt(msgId, 10))
|
||
const t2 = Date.now()
|
||
|
||
|
||
if (msgResult.success && msgResult.message) {
|
||
msgCreateTime = msgResult.message.createTime
|
||
serverId = msgResult.message.serverIdRaw || msgResult.message.serverId
|
||
|
||
}
|
||
}
|
||
|
||
if (!msgCreateTime) {
|
||
console.error(`[Transcribe] 未找到消息时间戳`)
|
||
return { success: false, error: '未找到消息时间戳' }
|
||
}
|
||
|
||
// 使用正确的 cacheKey（包含 createTime）
|
||
const cacheKey = this.getVoiceCacheKey(sessionId, msgId, msgCreateTime)
|
||
|
||
|
||
// 检查转写缓存
|
||
const cached = this.voiceTranscriptCache.get(cacheKey)
|
||
if (cached) {
|
||
|
||
return { success: true, transcript: cached }
|
||
}
|
||
|
||
// 检查是否正在转写
|
||
const pending = this.voiceTranscriptPending.get(cacheKey)
|
||
if (pending) {
|
||
|
||
return pending
|
||
}
|
||
|
||
const task = (async () => {
|
||
try {
|
||
// 检查内存中是否有 WAV 数据
|
||
let wavData = this.voiceWavCache.get(cacheKey)
|
||
if (wavData) {
|
||
|
||
} else {
|
||
// 检查文件缓存
|
||
const voiceCacheDir = this.getVoiceCacheDir()
|
||
const wavFilePath = join(voiceCacheDir, `${cacheKey}.wav`)
|
||
if (existsSync(wavFilePath)) {
|
||
try {
|
||
wavData = readFileSync(wavFilePath)
|
||
|
||
// 同时缓存到内存
|
||
this.cacheVoiceWav(cacheKey, wavData)
|
||
} catch (e) {
|
||
console.error(`[Transcribe] 读取缓存文件失败:`, e)
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!wavData) {
|
||
|
||
const t3 = Date.now()
|
||
// 调用 getVoiceData 获取并解码
|
||
const voiceResult = await this.getVoiceData(sessionId, msgId, msgCreateTime, serverId, senderWxid)
|
||
const t4 = Date.now()
|
||
|
||
|
||
if (!voiceResult.success || !voiceResult.data) {
|
||
console.error(`[Transcribe] 语音解码失败: ${voiceResult.error}`)
|
||
return { success: false, error: voiceResult.error || '语音解码失败' }
|
||
}
|
||
wavData = Buffer.from(voiceResult.data, 'base64')
|
||
|
||
}
|
||
|
||
// 转写
|
||
|
||
const t5 = Date.now()
|
||
const result = await voiceTranscribeService.transcribeWavBuffer(wavData, (text) => {
|
||
|
||
onPartial?.(text)
|
||
})
|
||
const t6 = Date.now()
|
||
|
||
|
||
if (result.success && result.transcript) {
|
||
|
||
this.cacheVoiceTranscript(cacheKey, result.transcript)
|
||
} else {
|
||
console.error(`[Transcribe] 转写失败: ${result.error}`)
|
||
}
|
||
|
||
|
||
return result
|
||
} catch (error) {
|
||
console.error(`[Transcribe] 异常:`, error)
|
||
return { success: false, error: String(error) }
|
||
} finally {
|
||
this.voiceTranscriptPending.delete(cacheKey)
|
||
}
|
||
})()
|
||
|
||
this.voiceTranscriptPending.set(cacheKey, task)
|
||
return task
|
||
} catch (error) {
|
||
console.error(`[Transcribe] 外层异常:`, error)
|
||
return { success: false, error: String(error) }
|
||
}
|
||
}
|
||
|
||
|
||
|
||
private getVoiceCacheKey(sessionId: string, msgId: string, createTime?: number): string {
|
||
// createTime + msgId 可避免同会话同秒多条语音互相覆盖
|
||
if (createTime) {
|
||
return `${sessionId}_${createTime}_${msgId}`
|
||
}
|
||
return `${sessionId}_${msgId}`
|
||
}
|
||
|
||
private cacheVoiceWav(cacheKey: string, wavData: Buffer): void {
|
||
this.voiceWavCache.set(cacheKey, wavData)
|
||
// LRU缓存会自动处理大小限制，无需手动清理
|
||
}
|
||
|
||
/** 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)
|
||
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)
|
||
}
|
||
|
||
/**
|
||
* 批量统计转写缓存命中数（按会话维度）。
|
||
* 仅基于本地 transcripts cache key 统计，用于导出前快速预估。
|
||
*/
|
||
getCachedVoiceTranscriptCountMap(sessionIds: string[]): Record<string, number> {
|
||
this.loadTranscriptCacheIfNeeded()
|
||
const normalizedIds = Array.from(
|
||
new Set((sessionIds || []).map((id) => String(id || '').trim()).filter(Boolean))
|
||
)
|
||
const targetSet = new Set(normalizedIds)
|
||
const countMap: Record<string, number> = {}
|
||
for (const sessionId of normalizedIds) {
|
||
countMap[sessionId] = 0
|
||
}
|
||
if (targetSet.size === 0) return countMap
|
||
|
||
for (const key of this.voiceTranscriptCache.keys()) {
|
||
const rawKey = String(key || '')
|
||
if (!rawKey) continue
|
||
// 新 key: `${sessionId}_${createTime}_${msgId}`；旧 key: `${sessionId}_${createTime}`
|
||
const matchNew = /^(.*)_(\d+)_(\d+)$/.exec(rawKey)
|
||
const matchOld = matchNew ? null : /^(.*)_(\d+)$/.exec(rawKey)
|
||
const sessionId = String((matchNew ? matchNew[1] : (matchOld ? matchOld[1] : '')) || '').trim()
|
||
if (!sessionId || !targetSet.has(sessionId)) continue
|
||
countMap[sessionId] = (countMap[sessionId] || 0) + 1
|
||
}
|
||
|
||
return countMap
|
||
}
|
||
|
||
/**
|
||
* 获取某会话的所有语音消息（localType=34），用于批量转写
|
||
*/
|
||
async getAllVoiceMessages(sessionId: string): Promise<{ success: boolean; messages?: Message[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const result = await wcdbService.getMessagesByType(sessionId, 34, false, 0, 0)
|
||
if (!result.success || !Array.isArray(result.rows)) {
|
||
return { success: false, error: result.error || '查询语音消息失败' }
|
||
}
|
||
|
||
let allVoiceMessages: Message[] = this.mapRowsToMessages(result.rows as Record<string, any>[])
|
||
|
||
// 按 createTime 降序排序
|
||
allVoiceMessages.sort((a, b) => b.createTime - a.createTime)
|
||
|
||
// 去重
|
||
const seen = new Set<string>()
|
||
allVoiceMessages = allVoiceMessages.filter(msg => {
|
||
const key = `${msg.serverId}-${msg.localId}-${msg.createTime}-${msg.sortSeq}`
|
||
if (seen.has(key)) return false
|
||
seen.add(key)
|
||
return true
|
||
})
|
||
|
||
console.log(`[ChatService] 共找到 ${allVoiceMessages.length} 条语音消息（去重后）`)
|
||
return { success: true, messages: allVoiceMessages }
|
||
} catch (e) {
|
||
console.error('[ChatService] 获取所有语音消息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取某会话中有消息的日期列表
|
||
* 返回 YYYY-MM-DD 格式的日期字符串数组
|
||
*/
|
||
/**
|
||
* 获取某会话的全部图片消息（用于聊天页批量图片解密）
|
||
*/
|
||
async getAllImageMessages(
|
||
sessionId: string
|
||
): Promise<{ success: boolean; images?: { imageMd5?: string; imageDatName?: string; createTime?: number }[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const result = await wcdbService.getMessagesByType(sessionId, 3, false, 0, 0)
|
||
if (!result.success || !Array.isArray(result.rows)) {
|
||
return { success: false, error: result.error || '查询图片消息失败' }
|
||
}
|
||
|
||
const mapped = this.mapRowsToMessages(result.rows as Record<string, any>[])
|
||
let allImages: Array<{ imageMd5?: string; imageDatName?: string; createTime?: number }> = mapped
|
||
.filter(msg => msg.localType === 3)
|
||
.map(msg => ({
|
||
imageMd5: msg.imageMd5 || undefined,
|
||
imageDatName: msg.imageDatName || undefined,
|
||
createTime: msg.createTime || undefined
|
||
}))
|
||
.filter(img => Boolean(img.imageMd5 || img.imageDatName))
|
||
|
||
allImages.sort((a, b) => (b.createTime || 0) - (a.createTime || 0))
|
||
|
||
const seen = new Set<string>()
|
||
allImages = allImages.filter(img => {
|
||
const key = img.imageMd5 || img.imageDatName || ''
|
||
if (!key || seen.has(key)) return false
|
||
seen.add(key)
|
||
return true
|
||
})
|
||
|
||
console.log(`[ChatService] 共找到 ${allImages.length} 条图片消息（去重后）`)
|
||
return { success: true, images: allImages }
|
||
} catch (e) {
|
||
console.error('[ChatService] 获取全部图片消息失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getMessageDates(sessionId: string): Promise<{ success: boolean; dates?: string[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const result = await wcdbService.getMessageDates(sessionId)
|
||
if (!result.success) {
|
||
throw new Error(result.error || '查询失败')
|
||
}
|
||
|
||
const dates = result.dates || []
|
||
|
||
console.log(`[ChatService] 会话 ${sessionId} 共有 ${dates.length} 个有消息的日期`)
|
||
return { success: true, dates }
|
||
} catch (e) {
|
||
console.error('[ChatService] 获取消息日期失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async getMessageDateCounts(sessionId: string): Promise<{ success: boolean; counts?: Record<string, number>; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
|
||
const result = await wcdbService.getSessionMessageDateCounts(sessionId)
|
||
if (!result.success || !result.counts) {
|
||
return { success: false, error: result.error || '查询每日消息数失败' }
|
||
}
|
||
const counts = result.counts
|
||
|
||
console.log(`[ChatService] 会话 ${sessionId} 获取到 ${Object.keys(counts).length} 个日期的消息计数`)
|
||
return { success: true, counts }
|
||
} catch (error) {
|
||
console.error('[ChatService] 获取每日消息数失败:', error)
|
||
return { success: false, error: String(error) }
|
||
}
|
||
}
|
||
|
||
async getMessageById(sessionId: string, localId: number): Promise<{ success: boolean; message?: Message; error?: string }> {
|
||
try {
|
||
const nativeResult = await wcdbService.getMessageById(sessionId, localId)
|
||
if (nativeResult.success && nativeResult.message) {
|
||
const message = await this.parseMessage(nativeResult.message as Record<string, any>, { source: 'detail', sessionId })
|
||
if (message.localId !== 0) return { success: true, message }
|
||
}
|
||
return { success: false, error: nativeResult.error || '未找到消息' }
|
||
} catch (e) {
|
||
console.error('ChatService: getMessageById 失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
async searchMessages(keyword: string, sessionId?: string, limit?: number, offset?: number, beginTimestamp?: number, endTimestamp?: number): Promise<{ success: boolean; messages?: Message[]; error?: string }> {
|
||
try {
|
||
const result = await wcdbService.searchMessages(keyword, sessionId, limit, offset, beginTimestamp, endTimestamp)
|
||
if (!result.success || !result.messages) {
|
||
return { success: false, error: result.error || '搜索失败' }
|
||
}
|
||
const messages: Message[] = []
|
||
const isGroupSearch = Boolean(String(sessionId || '').trim().endsWith('@chatroom'))
|
||
|
||
for (const row of result.messages) {
|
||
let message = await this.parseMessage(row, { source: 'search', sessionId })
|
||
const resolvedSessionId = String(
|
||
sessionId ||
|
||
this.getRowField(row, ['_session_id', 'session_id', 'sessionId', 'talker', 'username'])
|
||
|| ''
|
||
).trim()
|
||
const needsDetailHydration = isGroupSearch &&
|
||
Boolean(sessionId) &&
|
||
message.localId > 0 &&
|
||
(!message.senderUsername || message.isSend === null)
|
||
|
||
if (needsDetailHydration && sessionId) {
|
||
const detail = await this.getMessageById(sessionId, message.localId)
|
||
if (detail.success && detail.message) {
|
||
message = {
|
||
...message,
|
||
...detail.message,
|
||
parsedContent: message.parsedContent || detail.message.parsedContent,
|
||
rawContent: message.rawContent || detail.message.rawContent,
|
||
content: message.content || detail.message.content
|
||
}
|
||
}
|
||
}
|
||
|
||
if (resolvedSessionId) {
|
||
;(message as Message & { sessionId?: string }).sessionId = resolvedSessionId
|
||
}
|
||
messages.push(message)
|
||
}
|
||
|
||
return { success: true, messages }
|
||
} catch (e) {
|
||
console.error('ChatService: searchMessages 失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
private async parseMessage(row: any, options?: { source?: 'search' | 'detail'; sessionId?: string }): Promise<Message> {
|
||
const sourceInfo = this.getMessageSourceInfo(row)
|
||
const rawContent = this.decodeMessageContent(
|
||
this.getRowField(row, [
|
||
'message_content',
|
||
'messageContent',
|
||
'content',
|
||
'msg_content',
|
||
'msgContent',
|
||
'WCDB_CT_message_content',
|
||
'WCDB_CT_messageContent'
|
||
]),
|
||
this.getRowField(row, [
|
||
'compress_content',
|
||
'compressContent',
|
||
'compressed_content',
|
||
'WCDB_CT_compress_content',
|
||
'WCDB_CT_compressContent'
|
||
])
|
||
)
|
||
// 这里复用 parseMessagesBatch 里面的解析逻辑，为了简单我这里先写个基础的
|
||
// 实际项目中建议抽取 parseRawMessage(row) 供多处使用
|
||
const localId = this.getRowInt(row, ['local_id', 'localId', 'LocalId', 'msg_local_id', 'msgLocalId', 'MsgLocalId', 'msg_id', 'msgId', 'MsgId', 'id', 'WCDB_CT_local_id'], 0)
|
||
const serverIdRaw = this.normalizeUnsignedIntegerToken(this.getRowField(row, ['server_id', 'serverId', 'ServerId', 'msg_server_id', 'msgServerId', 'MsgServerId', 'WCDB_CT_server_id']))
|
||
const serverId = this.getRowInt(row, ['server_id', 'serverId', 'ServerId', 'msg_server_id', 'msgServerId', 'MsgServerId', 'WCDB_CT_server_id'], 0)
|
||
const localType = this.getRowInt(row, ['local_type', 'localType', 'type', 'msg_type', 'msgType', 'WCDB_CT_local_type'], 0)
|
||
const createTime = this.getRowInt(row, ['create_time', 'createTime', 'createtime', 'msg_create_time', 'msgCreateTime', 'msg_time', 'msgTime', 'time', 'WCDB_CT_create_time'], 0)
|
||
const sortSeq = this.getRowInt(row, ['sort_seq', 'sortSeq', 'seq', 'sequence', 'WCDB_CT_sort_seq'], createTime)
|
||
const rawIsSend = this.getRowField(row, ['computed_is_send', 'computedIsSend', 'is_send', 'isSend', 'WCDB_CT_is_send'])
|
||
const senderUsername = await this.resolveSenderUsernameForMessageRow(row, rawContent)
|
||
const sendState = this.resolveMessageIsSend(rawIsSend === null ? null : parseInt(rawIsSend, 10), senderUsername)
|
||
const msg: Message = {
|
||
messageKey: this.buildMessageKey({
|
||
localId,
|
||
serverId,
|
||
createTime,
|
||
sortSeq,
|
||
senderUsername,
|
||
localType,
|
||
...sourceInfo
|
||
}),
|
||
localId,
|
||
serverId,
|
||
serverIdRaw,
|
||
localType,
|
||
createTime,
|
||
sortSeq,
|
||
isSend: sendState.isSend,
|
||
senderUsername,
|
||
rawContent: rawContent,
|
||
content: rawContent, // 添加原始内容供视频MD5解析使用
|
||
parsedContent: this.parseMessageContent(rawContent, localType),
|
||
_db_path: sourceInfo.dbPath
|
||
}
|
||
|
||
if (msg.localId === 0 || msg.createTime === 0) {
|
||
const rawLocalId = this.getRowField(row, ['local_id', 'localId', 'LocalId', 'msg_local_id', 'msgLocalId', 'MsgLocalId', 'msg_id', 'msgId', 'MsgId', 'id', 'WCDB_CT_local_id'])
|
||
const rawCreateTime = this.getRowField(row, ['create_time', 'createTime', 'createtime', 'msg_create_time', 'msgCreateTime', 'msg_time', 'msgTime', 'time', 'WCDB_CT_create_time'])
|
||
console.warn('[ChatService] parseMessage raw keys', {
|
||
rawLocalId,
|
||
rawLocalIdType: rawLocalId ? typeof rawLocalId : 'null',
|
||
val_local_id: row['local_id'],
|
||
val_create_time: row['create_time'],
|
||
rawCreateTime,
|
||
rawCreateTimeType: rawCreateTime ? typeof rawCreateTime : 'null'
|
||
})
|
||
}
|
||
|
||
// 图片/语音解析逻辑 (简化示例，实际应调用现有解析方法)
|
||
if (msg.localType === 3) { // Image
|
||
const imgInfo = this.parseImageInfo(rawContent)
|
||
Object.assign(msg, imgInfo)
|
||
msg.imageDatName = this.parseImageDatNameFromRow(row)
|
||
} else if (msg.localType === 47) { // Emoji
|
||
const emojiInfo = this.parseEmojiInfo(rawContent)
|
||
msg.emojiCdnUrl = emojiInfo.cdnUrl
|
||
msg.emojiMd5 = emojiInfo.md5
|
||
msg.emojiThumbUrl = emojiInfo.thumbUrl
|
||
msg.emojiEncryptUrl = emojiInfo.encryptUrl
|
||
msg.emojiAesKey = emojiInfo.aesKey
|
||
} else if (msg.localType === 42) {
|
||
const cardInfo = this.parseCardInfo(rawContent)
|
||
msg.cardUsername = cardInfo.username
|
||
msg.cardNickname = cardInfo.nickname
|
||
msg.cardAvatarUrl = cardInfo.avatarUrl
|
||
}
|
||
|
||
if (rawContent && (rawContent.includes('<appmsg') || rawContent.includes('<appmsg'))) {
|
||
Object.assign(msg, this.parseType49Message(rawContent))
|
||
}
|
||
|
||
return msg
|
||
}
|
||
|
||
private async getMessageByLocalId(sessionId: string, localId: number): Promise<{ success: boolean; message?: Message; error?: string }> {
|
||
return this.getMessageById(sessionId, localId)
|
||
}
|
||
|
||
private resolveAccountDir(dbPath: string, wxid: string): string | null {
|
||
const normalized = dbPath.replace(/[\\\\/]+$/, '')
|
||
|
||
// 如果 dbPath 本身指向 db_storage 目录下的文件（如某个 .db 文件）
|
||
// 则向上回溯到账号目录
|
||
if (basename(normalized).toLowerCase() === 'db_storage') {
|
||
return dirname(normalized)
|
||
}
|
||
const dir = dirname(normalized)
|
||
if (basename(dir).toLowerCase() === 'db_storage') {
|
||
return dirname(dir)
|
||
}
|
||
|
||
// 否则，dbPath 应该是数据库根目录（如 xwechat_files）
|
||
// 账号目录应该是 {dbPath}/{wxid}
|
||
const accountDirWithWxid = join(normalized, wxid)
|
||
if (existsSync(accountDirWithWxid)) {
|
||
return accountDirWithWxid
|
||
}
|
||
|
||
// 兜底：返回 dbPath 本身（可能 dbPath 已经是账号目录）
|
||
return normalized
|
||
}
|
||
|
||
private async findDatFile(accountDir: string, baseName: string, sessionId?: string): Promise<string | null> {
|
||
const normalized = this.normalizeDatBase(baseName)
|
||
|
||
const searchPaths = [
|
||
join(accountDir, 'FileStorage', 'Image'),
|
||
join(accountDir, 'FileStorage', 'Image2'),
|
||
join(accountDir, 'FileStorage', 'MsgImg'),
|
||
join(accountDir, 'FileStorage', 'Video')
|
||
]
|
||
|
||
for (const searchPath of searchPaths) {
|
||
if (!existsSync(searchPath)) continue
|
||
const found = this.recursiveSearch(searchPath, baseName.toLowerCase(), 3)
|
||
if (found) return found
|
||
}
|
||
return null
|
||
}
|
||
|
||
private recursiveSearch(dir: string, pattern: string, maxDepth: number): string | null {
|
||
if (maxDepth < 0) return null
|
||
try {
|
||
const entries = readdirSync(dir)
|
||
// 优先匹配当前目录文件
|
||
for (const entry of entries) {
|
||
const fullPath = join(dir, entry)
|
||
const stats = statSync(fullPath)
|
||
if (stats.isFile()) {
|
||
const lowerEntry = entry.toLowerCase()
|
||
if (lowerEntry.includes(pattern) && lowerEntry.endsWith('.dat')) {
|
||
const baseLower = lowerEntry.slice(0, -4)
|
||
if (!this.hasImageVariantSuffix(baseLower)) continue
|
||
return fullPath
|
||
}
|
||
}
|
||
}
|
||
// 递归子目录
|
||
for (const entry of entries) {
|
||
const fullPath = join(dir, entry)
|
||
const stats = statSync(fullPath)
|
||
if (stats.isDirectory()) {
|
||
const found = this.recursiveSearch(fullPath, pattern, maxDepth - 1)
|
||
if (found) return found
|
||
}
|
||
}
|
||
} catch { }
|
||
return null
|
||
}
|
||
|
||
private looksLikeMd5(value: string): boolean {
|
||
return /^[a-fA-F0-9]{16,32}$/.test(value)
|
||
}
|
||
|
||
private normalizeDatBase(name: string): string {
|
||
let base = name.toLowerCase()
|
||
if (base.endsWith('.dat') || base.endsWith('.jpg')) {
|
||
base = base.slice(0, -4)
|
||
}
|
||
while (/[._][a-z]$/.test(base)) {
|
||
base = base.slice(0, -2)
|
||
}
|
||
return base
|
||
}
|
||
|
||
private hasXVariant(baseLower: string): boolean {
|
||
return /[._][a-z]$/.test(baseLower)
|
||
}
|
||
|
||
private getDatVersion(data: Buffer): number {
|
||
if (data.length < 6) return 0
|
||
const sigV1 = Buffer.from([0x07, 0x08, 0x56, 0x31, 0x08, 0x07])
|
||
const sigV2 = Buffer.from([0x07, 0x08, 0x56, 0x32, 0x08, 0x07])
|
||
if (data.subarray(0, 6).equals(sigV1)) return 1
|
||
if (data.subarray(0, 6).equals(sigV2)) return 2
|
||
return 0
|
||
}
|
||
|
||
private decryptDatV3(data: Buffer, xorKey: number): Buffer {
|
||
const result = Buffer.alloc(data.length)
|
||
for (let i = 0; i < data.length; i++) {
|
||
result[i] = data[i] ^ xorKey
|
||
}
|
||
return result
|
||
}
|
||
|
||
private decryptDatV4(data: Buffer, xorKey: number, aesKey: Buffer): Buffer {
|
||
if (data.length < 0x0f) {
|
||
throw new Error('文件太小，无法解析')
|
||
}
|
||
|
||
const header = data.subarray(0, 0x0f)
|
||
const payload = data.subarray(0x0f)
|
||
const aesSize = this.bytesToInt32(header.subarray(6, 10))
|
||
const xorSize = this.bytesToInt32(header.subarray(10, 14))
|
||
|
||
const remainder = ((aesSize % 16) + 16) % 16
|
||
const alignedAesSize = aesSize + (16 - remainder)
|
||
if (alignedAesSize > payload.length) {
|
||
throw new Error('文件格式异常：AES 数据长度超过文件实际长度')
|
||
}
|
||
|
||
const aesData = payload.subarray(0, alignedAesSize)
|
||
let unpadded: Buffer = Buffer.alloc(0)
|
||
if (aesData.length > 0) {
|
||
const decipher = crypto.createDecipheriv('aes-128-ecb', aesKey, Buffer.alloc(0))
|
||
decipher.setAutoPadding(false)
|
||
const decrypted = Buffer.concat([decipher.update(aesData), decipher.final()])
|
||
unpadded = this.strictRemovePadding(decrypted) as Buffer
|
||
}
|
||
|
||
const remaining = payload.subarray(alignedAesSize)
|
||
if (xorSize < 0 || xorSize > remaining.length) {
|
||
throw new Error('文件格式异常：XOR 数据长度不合法')
|
||
}
|
||
|
||
let rawData: Buffer = Buffer.alloc(0)
|
||
let xoredData: Buffer = Buffer.alloc(0)
|
||
if (xorSize > 0) {
|
||
const rawLength = remaining.length - xorSize
|
||
if (rawLength < 0) {
|
||
throw new Error('文件格式异常：原始数据长度小于XOR长度')
|
||
}
|
||
rawData = remaining.subarray(0, rawLength) as Buffer
|
||
const xorData = remaining.subarray(rawLength)
|
||
xoredData = Buffer.alloc(xorData.length)
|
||
for (let i = 0; i < xorData.length; i++) {
|
||
xoredData[i] = xorData[i] ^ xorKey
|
||
}
|
||
} else {
|
||
rawData = remaining as Buffer
|
||
xoredData = Buffer.alloc(0)
|
||
}
|
||
|
||
return Buffer.concat([unpadded, rawData, xoredData])
|
||
}
|
||
|
||
private strictRemovePadding(data: Buffer): Buffer {
|
||
if (!data.length) {
|
||
throw new Error('解密结果为空，填充非法')
|
||
}
|
||
const paddingLength = data[data.length - 1]
|
||
if (paddingLength === 0 || paddingLength > 16 || paddingLength > data.length) {
|
||
throw new Error('PKCS7 填充长度非法')
|
||
}
|
||
for (let i = data.length - paddingLength; i < data.length; i++) {
|
||
if (data[i] !== paddingLength) {
|
||
throw new Error('PKCS7 填充内容非法')
|
||
}
|
||
}
|
||
return data.subarray(0, data.length - paddingLength)
|
||
}
|
||
|
||
private bytesToInt32(bytes: Buffer): number {
|
||
if (bytes.length !== 4) {
|
||
throw new Error('需要4个字节')
|
||
}
|
||
return bytes[0] | (bytes[1] << 8) | (bytes[2] << 16) | (bytes[3] << 24)
|
||
}
|
||
|
||
private hasImageVariantSuffix(baseLower: string): boolean {
|
||
const suffixes = [
|
||
'.b',
|
||
'.h',
|
||
'.t',
|
||
'.c',
|
||
'.w',
|
||
'.l',
|
||
'_b',
|
||
'_h',
|
||
'_t',
|
||
'_c',
|
||
'_w',
|
||
'_l'
|
||
]
|
||
return suffixes.some((suffix) => baseLower.endsWith(suffix))
|
||
}
|
||
|
||
private asciiKey16(keyString: string): Buffer {
|
||
if (keyString.length < 16) {
|
||
throw new Error('AES密钥至少需要16个字符')
|
||
}
|
||
return Buffer.from(keyString, 'ascii').subarray(0, 16)
|
||
}
|
||
|
||
private parseXorKey(value: unknown): number {
|
||
if (typeof value === 'number' && Number.isFinite(value)) {
|
||
return value
|
||
}
|
||
const cleanHex = String(value ?? '').toLowerCase().replace(/^0x/, '')
|
||
if (!cleanHex) {
|
||
throw new Error('十六进制字符串不能为空')
|
||
}
|
||
const hex = cleanHex.length >= 2 ? cleanHex.substring(0, 2) : cleanHex
|
||
const parsed = parseInt(hex, 16)
|
||
if (Number.isNaN(parsed)) {
|
||
throw new Error('十六进制字符串不能为空')
|
||
}
|
||
return parsed
|
||
}
|
||
|
||
async execQuery(kind: string, path: string | null, sql: string): Promise<{ success: boolean; rows?: any[]; error?: string }> {
|
||
try {
|
||
const connectResult = await this.ensureConnected()
|
||
if (!connectResult.success) {
|
||
return { success: false, error: connectResult.error || '数据库未连接' }
|
||
}
|
||
// fallback-exec: 仅用于诊断/低频兼容，不作为业务主路径
|
||
return wcdbService.execQuery(kind, path, sql)
|
||
} catch (e) {
|
||
console.error('ChatService: 执行自定义查询失败:', e)
|
||
return { success: false, error: String(e) }
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* 下载表情包文件（用于导出，返回文件路径）
|
||
*/
|
||
async downloadEmojiFile(msg: Message): Promise<string | null> {
|
||
if (!msg.emojiMd5) return null
|
||
let url = msg.emojiCdnUrl
|
||
|
||
// 尝试获取 URL
|
||
if (!url && msg.emojiEncryptUrl) {
|
||
console.warn('[ChatService] Emoji has only encryptUrl:', msg.emojiMd5)
|
||
}
|
||
|
||
if (!url) {
|
||
await this.fallbackEmoticon(msg)
|
||
url = msg.emojiCdnUrl
|
||
}
|
||
|
||
if (!url) return null
|
||
|
||
// Reuse existing downloadEmoji method
|
||
const result = await this.downloadEmoji(url, msg.emojiMd5)
|
||
if (result.success && result.localPath) {
|
||
return result.localPath
|
||
}
|
||
return null
|
||
}
|
||
}
|
||
|
||
export const chatService = new ChatService()
|