修复群导出时的错误昵称判定；修复引用样式的一些错误；修复打包问题

electron/services/chatService.ts

@@ -5096,14 +5096,35 @@ class ChatService {
       }
 
       // 如果是群聊，尝试获取群昵称
-      let groupNicknames: Record<string, string> = {}
+      const groupNicknames = new Map<string, string>()
       if (chatroomId.endsWith('@chatroom')) {
         const nickResult = await wcdbService.getGroupNicknames(chatroomId)
         if (nickResult.success && nickResult.nicknames) {
-          groupNicknames = nickResult.nicknames
+          const nicknameBuckets = new Map<string, Set<string>>()
+          for (const [memberIdRaw, nicknameRaw] of Object.entries(nickResult.nicknames)) {
+            const memberId = String(memberIdRaw || '').trim().toLowerCase()
+            const nickname = String(nicknameRaw || '').trim()
+            if (!memberId || !nickname) continue
+            const slot = nicknameBuckets.get(memberId)
+            if (slot) {
+              slot.add(nickname)
+            } else {
+              nicknameBuckets.set(memberId, new Set([nickname]))
+            }
+          }
+          for (const [memberId, nicknameSet] of nicknameBuckets.entries()) {
+            if (nicknameSet.size !== 1) continue
+            groupNicknames.set(memberId, Array.from(nicknameSet)[0])
+          }
         }
       }
 
+      const lookupGroupNickname = (username?: string | null): string => {
+        const key = String(username || '').trim().toLowerCase()
+        if (!key) return ''
+        return groupNicknames.get(key) || ''
+      }
+
       // 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) : ''
@@ -5113,7 +5134,7 @@ class ChatService {
         // 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]
+          const myGroupNick = lookupGroupNickname(username) || lookupGroupNickname(myWxid)
           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)
@@ -5122,7 +5143,7 @@ class ChatService {
         }
 
         // 先查群昵称
-        const groupNick = groupNicknames[username]
+        const groupNick = lookupGroupNickname(username)
         if (groupNick) return groupNick
 
         // 再查联系人信息

electron/services/exportService.ts

@@ -1404,33 +1404,60 @@ class ExportService {
   }
 
   /**
-   * 获取群成员群昵称。优先使用 DLL，必要时回退到 `contact.chat_room.ext_buffer` 解析。
+   * 获取群成员群昵称。后端结果为唯一业务真值，前端仅做冲突净化防串号。
    */
   async getGroupNicknamesForRoom(chatroomId: string, candidates: string[] = []): Promise<Map<string, string>> {
-    const nicknameMap = new Map<string, string>()
-
     try {
       const dllResult = await wcdbService.getGroupNicknames(chatroomId)
-      if (dllResult.success && dllResult.nicknames) {
-        this.mergeGroupNicknameEntries(nicknameMap, Object.entries(dllResult.nicknames))
+      if (!dllResult.success || !dllResult.nicknames) {
+        return new Map<string, string>()
       }
+      return this.buildTrustedGroupNicknameMap(Object.entries(dllResult.nicknames), candidates)
     } catch (e) {
       console.error('getGroupNicknamesForRoom dll error:', e)
+      return new Map<string, string>()
+    }
+  }
+
+  private normalizeGroupNicknameIdentity(value: string): string {
+    const raw = String(value || '').trim()
+    if (!raw) return ''
+    return raw.toLowerCase()
+  }
+
+  private buildTrustedGroupNicknameMap(
+    entries: Iterable<[string, string]>,
+    candidates: string[] = []
+  ): Map<string, string> {
+    const candidateSet = new Set(
+      this.buildGroupNicknameIdCandidates(candidates)
+        .map((id) => this.normalizeGroupNicknameIdentity(id))
+        .filter(Boolean)
+    )
+
+    const buckets = new Map<string, Set<string>>()
+    for (const [memberIdRaw, nicknameRaw] of entries) {
+      const identity = this.normalizeGroupNicknameIdentity(memberIdRaw || '')
+      if (!identity) continue
+      if (candidateSet.size > 0 && !candidateSet.has(identity)) continue
+
+      const nickname = this.normalizeGroupNickname(nicknameRaw || '')
+      if (!nickname) continue
+
+      const slot = buckets.get(identity)
+      if (slot) {
+        slot.add(nickname)
+      } else {
+        buckets.set(identity, new Set([nickname]))
+      }
     }
 
-    try {
-      const result = await wcdbService.getChatRoomExtBuffer(chatroomId)
-      if (!result.success || !result.extBuffer) {
-        return nicknameMap
-      }
-      const extBuffer = this.decodeExtBuffer(result.extBuffer)
-      if (!extBuffer) return nicknameMap
-      this.mergeGroupNicknameEntries(nicknameMap, this.parseGroupNicknamesFromExtBuffer(extBuffer, candidates).entries())
-      return nicknameMap
-    } catch (e) {
-      console.error('getGroupNicknamesForRoom error:', e)
-      return nicknameMap
+    const trusted = new Map<string, string>()
+    for (const [identity, nicknameSet] of buckets.entries()) {
+      if (nicknameSet.size !== 1) continue
+      trusted.set(identity, Array.from(nicknameSet)[0])
     }
+    return trusted
   }
 
   private mergeGroupNicknameEntries(
@@ -1680,8 +1707,6 @@ class ExportService {
       const raw = String(rawValue || '').trim()
       if (!raw) continue
       set.add(raw)
-      const cleaned = this.cleanAccountDirName(raw)
-      if (cleaned && cleaned !== raw) set.add(cleaned)
     }
     return Array.from(set)
   }
@@ -1690,29 +1715,20 @@ class ExportService {
     const idCandidates = this.buildGroupNicknameIdCandidates(candidates)
     if (idCandidates.length === 0) return ''
 
+    let resolved = ''
     for (const id of idCandidates) {
-      const exact = this.normalizeGroupNickname(groupNicknamesMap.get(id) || '')
-      if (exact) return exact
-      const lower = this.normalizeGroupNickname(groupNicknamesMap.get(id.toLowerCase()) || '')
-      if (lower) return lower
-    }
-
-    for (const id of idCandidates) {
-      const lower = id.toLowerCase()
-      let found = ''
-      let matched = 0
-      for (const [key, value] of groupNicknamesMap.entries()) {
-        if (String(key || '').toLowerCase() !== lower) continue
-        const normalized = this.normalizeGroupNickname(value || '')
-        if (!normalized) continue
-        found = normalized
-        matched += 1
-        if (matched > 1) return ''
+      const normalizedId = this.normalizeGroupNicknameIdentity(id)
+      if (!normalizedId) continue
+      const candidateNickname = this.normalizeGroupNickname(groupNicknamesMap.get(normalizedId) || '')
+      if (!candidateNickname) continue
+      if (!resolved) {
+        resolved = candidateNickname
+        continue
       }
-      if (matched === 1 && found) return found
+      if (resolved !== candidateNickname) return ''
     }
 
-    return ''
+    return resolved
   }
 
   /**

electron/services/groupAnalyticsService.ts

@@ -257,34 +257,60 @@ class GroupAnalyticsService {
   }
 
   /**
-   * 从 DLL 获取群成员的群昵称
+   * 从后端获取群成员群昵称，并在前端进行唯一性净化防串号。
    */
   private async getGroupNicknamesForRoom(chatroomId: string, candidates: string[] = []): Promise<Map<string, string>> {
-    const nicknameMap = new Map<string, string>()
-
     try {
       const dllResult = await wcdbService.getGroupNicknames(chatroomId)
-      if (dllResult.success && dllResult.nicknames) {
-        this.mergeGroupNicknameEntries(nicknameMap, Object.entries(dllResult.nicknames))
+      if (!dllResult.success || !dllResult.nicknames) {
+        return new Map<string, string>()
       }
+      return this.buildTrustedGroupNicknameMap(Object.entries(dllResult.nicknames), candidates)
     } catch (e) {
       console.error('getGroupNicknamesForRoom dll error:', e)
+      return new Map<string, string>()
     }
+  }
 
-    try {
-      const result = await wcdbService.getChatRoomExtBuffer(chatroomId)
-      if (!result.success || !result.extBuffer) {
-        return nicknameMap
+  private normalizeGroupNicknameIdentity(value: string): string {
+    const raw = String(value || '').trim()
+    if (!raw) return ''
+    return raw.toLowerCase()
+  }
+
+  private buildTrustedGroupNicknameMap(
+    entries: Iterable<[string, string]>,
+    candidates: string[] = []
+  ): Map<string, string> {
+    const candidateSet = new Set(
+      this.buildGroupNicknameIdCandidates(candidates)
+        .map((id) => this.normalizeGroupNicknameIdentity(id))
+        .filter(Boolean)
+    )
+
+    const buckets = new Map<string, Set<string>>()
+    for (const [memberIdRaw, nicknameRaw] of entries) {
+      const identity = this.normalizeGroupNicknameIdentity(memberIdRaw || '')
+      if (!identity) continue
+      if (candidateSet.size > 0 && !candidateSet.has(identity)) continue
+
+      const nickname = this.normalizeGroupNickname(nicknameRaw || '')
+      if (!nickname) continue
+
+      const slot = buckets.get(identity)
+      if (slot) {
+        slot.add(nickname)
+      } else {
+        buckets.set(identity, new Set([nickname]))
       }
-
-      const extBuffer = this.decodeExtBuffer(result.extBuffer)
-      if (!extBuffer) return nicknameMap
-      this.mergeGroupNicknameEntries(nicknameMap, this.parseGroupNicknamesFromExtBuffer(extBuffer, candidates).entries())
-      return nicknameMap
-    } catch (e) {
-      console.error('getGroupNicknamesForRoom error:', e)
-      return nicknameMap
     }
+
+    const trusted = new Map<string, string>()
+    for (const [identity, nicknameSet] of buckets.entries()) {
+      if (nicknameSet.size !== 1) continue
+      trusted.set(identity, Array.from(nicknameSet)[0])
+    }
+    return trusted
   }
 
   private mergeGroupNicknameEntries(
@@ -475,6 +501,16 @@ class GroupAnalyticsService {
     return Array.from(set)
   }
 
+  private buildGroupNicknameIdCandidates(values: Array<string | undefined | null>): string[] {
+    const set = new Set<string>()
+    for (const rawValue of values) {
+      const raw = String(rawValue || '').trim()
+      if (!raw) continue
+      set.add(raw)
+    }
+    return Array.from(set)
+  }
+
   private toNonNegativeInteger(value: unknown): number {
     const parsed = Number(value)
     if (!Number.isFinite(parsed)) return 0
@@ -663,30 +699,23 @@ class GroupAnalyticsService {
   }
 
   private resolveGroupNicknameByCandidates(groupNicknames: Map<string, string>, candidates: string[]): string {
-    const idCandidates = this.buildIdCandidates(candidates)
+    const idCandidates = this.buildGroupNicknameIdCandidates(candidates)
     if (idCandidates.length === 0) return ''
 
+    let resolved = ''
     for (const id of idCandidates) {
-      const exact = this.normalizeGroupNickname(groupNicknames.get(id) || '')
-      if (exact) return exact
-    }
-
-    for (const id of idCandidates) {
-      const lower = id.toLowerCase()
-      let found = ''
-      let matched = 0
-      for (const [key, value] of groupNicknames.entries()) {
-        if (String(key || '').toLowerCase() !== lower) continue
-        const normalized = this.normalizeGroupNickname(value || '')
-        if (!normalized) continue
-        found = normalized
-        matched += 1
-        if (matched > 1) return ''
+      const normalizedId = this.normalizeGroupNicknameIdentity(id)
+      if (!normalizedId) continue
+      const candidateNickname = this.normalizeGroupNickname(groupNicknames.get(normalizedId) || '')
+      if (!candidateNickname) continue
+      if (!resolved) {
+        resolved = candidateNickname
+        continue
       }
-      if (matched === 1 && found) return found
+      if (resolved !== candidateNickname) return ''
     }
 
-    return ''
+    return resolved
   }
 
   private sanitizeWorksheetName(name: string): string {

electron/services/httpService.ts

@@ -1017,13 +1017,31 @@ class HttpService {
   }
 
   private lookupGroupNickname(groupNicknamesMap: Map<string, string>, sender: string): string {
-    if (!sender) return ''
-    const cleaned = this.normalizeAccountId(sender)
-    return groupNicknamesMap.get(sender)
-      || groupNicknamesMap.get(sender.toLowerCase())
-      || groupNicknamesMap.get(cleaned)
-      || groupNicknamesMap.get(cleaned.toLowerCase())
-      || ''
+    const key = String(sender || '').trim().toLowerCase()
+    if (!key) return ''
+    return groupNicknamesMap.get(key) || ''
+  }
+
+  private buildTrustedGroupNicknameMap(nicknames: Record<string, string>): Map<string, string> {
+    const buckets = new Map<string, Set<string>>()
+    for (const [memberIdRaw, nicknameRaw] of Object.entries(nicknames || {})) {
+      const memberId = String(memberIdRaw || '').trim().toLowerCase()
+      const nickname = String(nicknameRaw || '').trim()
+      if (!memberId || !nickname) continue
+      const slot = buckets.get(memberId)
+      if (slot) {
+        slot.add(nickname)
+      } else {
+        buckets.set(memberId, new Set([nickname]))
+      }
+    }
+
+    const trusted = new Map<string, string>()
+    for (const [memberId, nicknameSet] of buckets.entries()) {
+      if (nicknameSet.size !== 1) continue
+      trusted.set(memberId, Array.from(nicknameSet)[0])
+    }
+    return trusted
   }
 
   private resolveChatLabSenderInfo(
@@ -1094,21 +1112,7 @@ class HttpService {
       try {
         const result = await wcdbService.getGroupNicknames(talkerId)
         if (result.success && result.nicknames) {
-          groupNicknamesMap = new Map()
-          for (const [memberIdRaw, nicknameRaw] of Object.entries(result.nicknames)) {
-            const memberId = String(memberIdRaw || '').trim()
-            const nickname = String(nicknameRaw || '').trim()
-            if (!memberId || !nickname) continue
-
-            groupNicknamesMap.set(memberId, nickname)
-            groupNicknamesMap.set(memberId.toLowerCase(), nickname)
-
-            const cleaned = this.normalizeAccountId(memberId)
-            if (cleaned) {
-              groupNicknamesMap.set(cleaned, nickname)
-              groupNicknamesMap.set(cleaned.toLowerCase(), nickname)
-            }
-          }
+          groupNicknamesMap = this.buildTrustedGroupNicknameMap(result.nicknames)
         }
       } catch (e) {
         console.error('[HttpService] Failed to get group nicknames:', e)
@@ -1389,4 +1393,3 @@ class HttpService {
 }
 
 export const httpService = new HttpService()
-

electron/services/messagePushService.ts

@@ -304,11 +304,8 @@ class MessagePushService {
     }
 
     const groupNicknames = await this.getGroupNicknames(chatroomId)
-    const normalizedSender = this.normalizeAccountId(senderUsername)
-    const nickname = groupNicknames[senderUsername]
-      || groupNicknames[senderUsername.toLowerCase()]
-      || groupNicknames[normalizedSender]
-      || groupNicknames[normalizedSender.toLowerCase()]
+    const senderKey = senderUsername.toLowerCase()
+    const nickname = groupNicknames[senderKey]
 
     if (nickname) {
       return nickname
@@ -328,22 +325,33 @@ class MessagePushService {
     }
 
     const result = await wcdbService.getGroupNicknames(cacheKey)
-    const nicknames = result.success && result.nicknames ? result.nicknames : {}
+    const nicknames = result.success && result.nicknames
+      ? this.sanitizeGroupNicknames(result.nicknames)
+      : {}
     this.groupNicknameCache.set(cacheKey, { nicknames, updatedAt: Date.now() })
     return nicknames
   }
 
-  private normalizeAccountId(value: string): string {
-    const trimmed = String(value || '').trim()
-    if (!trimmed) return trimmed
-
-    if (trimmed.toLowerCase().startsWith('wxid_')) {
-      const match = trimmed.match(/^(wxid_[^_]+)/i)
-      return match ? match[1] : trimmed
+  private sanitizeGroupNicknames(nicknames: Record<string, string>): Record<string, string> {
+    const buckets = new Map<string, Set<string>>()
+    for (const [memberIdRaw, nicknameRaw] of Object.entries(nicknames || {})) {
+      const memberId = String(memberIdRaw || '').trim().toLowerCase()
+      const nickname = String(nicknameRaw || '').trim()
+      if (!memberId || !nickname) continue
+      const slot = buckets.get(memberId)
+      if (slot) {
+        slot.add(nickname)
+      } else {
+        buckets.set(memberId, new Set([nickname]))
+      }
     }
 
-    const suffixMatch = trimmed.match(/^(.+)_([a-zA-Z0-9]{4})$/)
-    return suffixMatch ? suffixMatch[1] : trimmed
+    const trusted: Record<string, string> = {}
+    for (const [memberId, nicknameSet] of buckets.entries()) {
+      if (nicknameSet.size !== 1) continue
+      trusted[memberId] = Array.from(nicknameSet)[0]
+    }
+    return trusted
   }
 
   private isRecentMessage(messageKey: string): boolean {