chore: 统一日报时间逻辑

tests/unit/group-report.test.ts

@@ -345,4 +345,14 @@ describe('summary date ranges', () => {
       endTime: now.getTime() / 1000
     })
   })
+
+  it('keeps a scheduled 20:00 today report on the current local calendar day', () => {
+    const now = new Date(2026, 7, 27, 20, 0, 0)
+    const startOfToday = new Date(2026, 7, 27, 0, 0, 0)
+
+    expect(getSummaryDateRangeAt('today', now)).toEqual({
+      startTime: startOfToday.getTime() / 1000,
+      endTime: now.getTime() / 1000
+    })
+  })
 })

tests/unit/report-history-service.test.ts

@@ -41,7 +41,7 @@ const reportSnapshot = {
 const reportMetadata = {
   groupName: '测试群',
   reportDate: '2026-08-12',
-  dateRange: '今天',
+  dateRange: '今日',
   messageCount: 10,
   activeUsers: 3,
   timeSpan: '09:00–18:00',
@@ -68,7 +68,7 @@ describe('generated report template history', () => {
     const saved = await saveGeneratedReport({
       contactId: 'group-md5',
       contactName: '测试群',
-      dateRange: '今天',
+      dateRange: '今日',
       messageCount: 10,
       generatedAt: '2026-08-12T10:00:00.000Z',
       reportDate: '2026-08-11',
@@ -114,7 +114,7 @@ describe('generated report template history', () => {
     const saved = await saveGeneratedReport({
       contactId: 'legacy-group',
       contactName: '旧报告',
-      dateRange: '今天',
+      dateRange: '今日',
       messageCount: 5,
       generatedAt: '2026-08-12T11:00:00.000Z',
       generatedImage: `data:image/png;base64,${Buffer.from('legacy').toString('base64')}`,
@@ -142,7 +142,7 @@ describe('generated report template history', () => {
     const saved = await saveGeneratedReport({
       contactId: 'legacy-snapshot-group',
       contactName: '旧报告快照',
-      dateRange: '今天',
+      dateRange: '今日',
       messageCount: 8,
       generatedAt: '2026-08-12T12:00:00.000Z',
       generatedImage: `data:image/png;base64,${Buffer.from('legacy-snapshot').toString('base64')}`,
@@ -172,7 +172,7 @@ describe('generated report template history', () => {
     const saved = await saveGeneratedReport({
       contactId: 'classic-group',
       contactName: '经典日报群',
-      dateRange: '今天',
+      dateRange: '今日',
       messageCount: 6,
       generatedAt: '2026-08-12T13:00:00.000Z',
       generatedImage: `data:image/png;base64,${Buffer.from('classic').toString('base64')}`,

tests/unit/report-template-switch.test.ts

@@ -6,7 +6,7 @@ const structuredReport = {
   id: 'report-1',
   contactId: 'group-1',
   contactName: '测试群',
-  dateRange: '今天',
+  dateRange: '今日',
   messageCount: 10,
   generatedAt: '2026-08-12T10:00:00.000Z',
   reportDate: '2026-08-12',

tests/unit/scheduled-report-service.test.ts

@@ -254,6 +254,42 @@ describe('scheduled report scheduling', () => {
     ).toContain('微信发送成功')
   })
 
+  it('passes a selected today range through a scheduled 20:00 execution', async () => {
+    const storageDir = await mkdtemp(join(tmpdir(), 'tracememo-scheduled-report-today-'))
+    let currentTime = new Date(2026, 7, 27, 19, 59, 0)
+    const generateReport = vi.fn(async () => ({
+      success: true,
+      groupName: '研发群',
+      pngPath: '/tmp/generated.png',
+      messageCount: 1
+    }))
+    const service = new ScheduledReportService({
+      storageDir,
+      now: () => currentTime,
+      getCapability: async () => capability,
+      generateReport,
+      saveGeneratedReport: async () => ({ success: true, record: reportRecord('/tmp/saved.png') }),
+      send: async () => ({ success: true, status: capability.senderStatus }),
+      isDatabaseReady: () => true
+    })
+    const created = await service.createTask({
+      name: '今日日报',
+      group: '研发群',
+      target: '研发群@chatroom',
+      scheduleTime: '20:00',
+      reportRange: 'today'
+    })
+    expect(created.success).toBe(true)
+    currentTime = new Date(2026, 7, 27, 20, 0, 0)
+
+    const execution = await runScheduled(service, created.data!.id)
+
+    expect(execution.status).toBe('success')
+    expect(generateReport).toHaveBeenCalledWith(
+      expect.objectContaining({ group: '研发群', range: 'today' })
+    )
+  })
+
   it('does not send a generated report when history persistence fails', async () => {
     const storageDir = await mkdtemp(join(tmpdir(), 'tracememo-scheduled-report-history-'))
     const generatedPath = join(storageDir, 'report.png')