fix: 修复日报生成时群成员名称显示错误

tests/unit/wcdb-group-members.test.ts

@@ -0,0 +1,113 @@
+import { describe, expect, it, vi } from 'vitest'
+import { Wcdb4Client } from '../../src/main/wcdb4-client'
+
+const groupMemberRows = [
+  {
+    username: 'wxid-member',
+    // 某些微信数据版本会在这个字段返回通讯录备注，不能作为微信昵称使用。
+    nickname: '被污染的接口备注',
+    groupNickname: '行内群昵称',
+    avatarUrl: 'https://example.com/member.jpg'
+  }
+]
+
+const contactRows = [
+  {
+    username: 'wxid-member',
+    nick_name: '真实微信昵称',
+    remark: '真实通讯录备注'
+  }
+]
+
+function expectedMember(overrides: Partial<Record<string, string>> = {}) {
+  return {
+    m_nsUsrName: 'wxid-member',
+    nickname: '真实微信昵称',
+    groupNickname: '真实群昵称',
+    wechatNickname: '真实微信昵称',
+    remark: '真实通讯录备注',
+    m_nsHeadImgUrl: 'https://example.com/member.jpg',
+    ...overrides
+  }
+}
+
+describe('WCDB group member names', () => {
+  it('uses contact nick_name and remark instead of the ambiguous synchronous member nickname', () => {
+    const getGroupMembers = vi.fn(() => 0)
+    const executeQuery = vi.fn(() => 0)
+    const callJson = vi.fn((call: (handle: number, output: [null]) => number) => {
+      const queryCount = executeQuery.mock.calls.length
+      call(1, [null])
+      return executeQuery.mock.calls.length > queryCount ? contactRows : groupMemberRows
+    })
+    const client = Object.assign(Object.create(Wcdb4Client.prototype), {
+      wcdbGetGroupMembers: getGroupMembers,
+      wcdbExecQuery: executeQuery,
+      callJson,
+      getGroupNicknames: vi.fn(() => new Map([['wxid-member', '真实群昵称']])),
+      avatarCache: new Map<string, string>(),
+      wcdbGetAvatarUrls: null
+    }) as Wcdb4Client
+
+    expect(client.getGroupMembers('fixture@chatroom')).toEqual([expectedMember()])
+    expect(executeQuery).toHaveBeenCalledWith(
+      1,
+      'contact',
+      '',
+      expect.stringContaining('SELECT username, nick_name, remark FROM contact'),
+      expect.any(Array)
+    )
+  })
+
+  it('uses the same independent contact fields in the asynchronous snapshot path', async () => {
+    const getGroupMembers = vi.fn()
+    const executeQuery = vi.fn()
+    const callJsonAsync = vi.fn(async (fn: unknown) => {
+      if (fn === getGroupMembers) return groupMemberRows
+      if (fn === executeQuery) return contactRows
+      throw new Error('unexpected native query')
+    })
+    const client = Object.assign(Object.create(Wcdb4Client.prototype), {
+      wcdbGetGroupMembers: getGroupMembers,
+      wcdbExecQuery: executeQuery,
+      callJsonAsync,
+      getGroupNicknamesAsync: vi.fn(async () => new Map([['wxid-member', '真实群昵称']])),
+      avatarCache: new Map<string, string>(),
+      wcdbGetAvatarUrls: null
+    }) as Wcdb4Client
+
+    await expect(client.getGroupMembersAsync('fixture@chatroom')).resolves.toEqual([
+      expectedMember()
+    ])
+    expect(callJsonAsync).toHaveBeenLastCalledWith(
+      executeQuery,
+      'contact',
+      '',
+      expect.stringContaining('SELECT username, nick_name, remark FROM contact')
+    )
+  })
+
+  it('falls back to the group nickname without leaking an ambiguous member nickname', () => {
+    const getGroupMembers = vi.fn(() => 0)
+    const executeQuery = vi.fn(() => 0)
+    const callJson = vi.fn((call: (handle: number, output: [null]) => number) => {
+      const queryCount = executeQuery.mock.calls.length
+      call(1, [null])
+      if (executeQuery.mock.calls.length > queryCount)
+        throw new Error('contact database unavailable')
+      return groupMemberRows
+    })
+    const client = Object.assign(Object.create(Wcdb4Client.prototype), {
+      wcdbGetGroupMembers: getGroupMembers,
+      wcdbExecQuery: executeQuery,
+      callJson,
+      getGroupNicknames: vi.fn(() => new Map([['wxid-member', '真实群昵称']])),
+      avatarCache: new Map<string, string>(),
+      wcdbGetAvatarUrls: null
+    }) as Wcdb4Client
+
+    expect(client.getGroupMembers('fixture@chatroom')).toEqual([
+      expectedMember({ nickname: '真实群昵称', wechatNickname: '', remark: '' })
+    ])
+  })
+})