feat: 完善聊天导出与档案浏览

1. 修复数据量较大时，历史数据可能无法完整导出的问题 2. 优化分享 Tab 的信息展示，支持小程序、链接、地图等消息 3. 优化系统 Tab 的信息展示，支持红包、转账、拍一拍、撤回等消息 4. 修复默认进入时，时间轴不随消息自动定位的问题 5. 增加“定位到聊天位置”功能
2026-08-18 03:57:02 +08:00 · 2026-08-05 00:14:28 +08:00
parent 66a6ee3e32
commit 4e84b52cc4
12 changed files with 1615 additions and 75 deletions
@@ -0,0 +1,71 @@
+import { describe, expect, it, vi } from 'vitest'
+import { WechatDb, type WechatMessage } from '../../src/main/wechat-db'
+
+describe('WechatDb normalized messages', () => {
+  it('keeps normalized identity fields when raw table columns conflict', async () => {
+    const normalized = {
+      mesLocalID: '1',
+      serverId: 'server-1',
+      mesDes: 0,
+      messageType: '1',
+      msgCreateTime: '1731327263',
+      msgContent: 'fixture',
+      sender: 'wxid_self',
+      senderNickname: 'Nanin',
+      raw: {
+        mesDes: 1,
+        sender: '',
+        senderNickname: ''
+      }
+    }
+    const client = { getMessagesAsync: vi.fn(async () => [normalized]) }
+    const db = Object.assign(Object.create(WechatDb.prototype), {
+      wcdb4Client: client,
+      chatMd5ToUsername: new Map([['fixture-md5', 'fixture-user']]),
+      ensureChatTableMapping: vi.fn()
+    }) as WechatDb
+
+    const start = Math.floor(new Date(2024, 10, 11).getTime() / 1000)
+    const end = Math.floor(new Date(2024, 11, 1).getTime() / 1000)
+    const messages = await db.getUserMessagesForExport('fixture-md5', start, end)
+
+    expect(messages[0]).toMatchObject({
+      mesDes: 0,
+      sender: 'wxid_self',
+      senderNickname: 'Nanin'
+    })
+  })
+
+  it('scans without time bounds, then filters, deduplicates and sorts in application code', async () => {
+    const row = (id: string, createTime: number): WechatMessage => ({
+      mesLocalID: id,
+      serverId: `server-${id}`,
+      mesDes: 0,
+      messageType: '1',
+      msgCreateTime: String(createTime),
+      msgContent: id,
+      raw: {}
+    })
+    const start = Math.floor(new Date(2025, 0, 1).getTime() / 1000)
+    const end = Math.floor(new Date(2025, 0, 4).getTime() / 1000)
+    const shardBoundaryMessage = row('jan-2-boundary', start + 32 * 60 * 60)
+    const getMessagesAsync = vi.fn(async () => [
+      row('before-range', start - 1),
+      row('newest', start + 48 * 60 * 60),
+      shardBoundaryMessage,
+      { ...shardBoundaryMessage },
+      row('after-range', end + 1)
+    ])
+    const db = Object.assign(Object.create(WechatDb.prototype), {
+      wcdb4Client: { getMessagesAsync },
+      chatMd5ToUsername: new Map([['fixture-md5', 'fixture-user']]),
+      ensureChatTableMapping: vi.fn()
+    }) as WechatDb
+
+    const messages = await db.getUserMessagesForExport('fixture-md5', start, end)
+
+    expect(getMessagesAsync).toHaveBeenCalledOnce()
+    expect(getMessagesAsync).toHaveBeenCalledWith('fixture-user')
+    expect(messages.map((message) => message.mesLocalID)).toEqual(['jan-2-boundary', 'newest'])
+  })
+})