feat(ui):修复长时间不回调，触发计算时推送多条通知

@@ -64,7 +64,7 @@ class HealthRawLocalNotificationBuilder {
         realtimeSleepIntervals.isEmpty && latestRealtimeStressPoint != null
         realtimeSleepIntervals.isEmpty && latestRealtimeStressPoint != null
             ? [_defaultSleepInterval(latestRealtimeStressPoint.rawEndTime)]
             ? [_defaultSleepInterval(latestRealtimeStressPoint.rawEndTime)]
             : realtimeSleepIntervals;
             : realtimeSleepIntervals;
-    return [
+    return _latestNotificationsByRecordType([
       if (_sleepNotification(result.sleepResults, hasExistingSleep)
       if (_sleepNotification(result.sleepResults, hasExistingSleep)
           case final notification?)
           case final notification?)
         notification,
         notification,
@@ -79,7 +79,22 @@ class HealthRawLocalNotificationBuilder {
       )
       )
           case final notification?)
           case final notification?)
         notification,
         notification,
-    ];
+    ]);
+  }
+
+  List<HealthRawLocalNotification> _latestNotificationsByRecordType(
+    List<HealthRawLocalNotification> notifications,
+  ) {
+    if (notifications.length < 2) return notifications;
+    final latestByType =
+        <HealthRawLocalNotificationRecordType, HealthRawLocalNotification>{};
+    for (final notification in notifications) {
+      final existing = latestByType[notification.recordType];
+      if (existing == null || notification.recordTime > existing.recordTime) {
+        latestByType[notification.recordType] = notification;
+      }
+    }
+    return latestByType.values.toList(growable: false);
   }
   }
 
 
   HealthRawLocalNotification? _sleepNotification(
   HealthRawLocalNotification? _sleepNotification(

@@ -694,7 +694,7 @@ void main() {
   });
   });
 
 
   test(
   test(
-      'startCoreCaculate sends hrv and sleep notifications for new non-first results',
+      'startCoreCaculate sends only latest hrv notification for new non-first results',
       () async {
       () async {
     final now = DateTime.now();
     final now = DateTime.now();
     final day = DateTime(now.year, now.month, now.day);
     final day = DateTime(now.year, now.month, now.day);
@@ -770,11 +770,11 @@ void main() {
       readChunkDays: 1,
       readChunkDays: 1,
     );
     );
 
 
-    expect(
-      notificationDispatcher.sentNotifications.where(
-          (e) => e.recordType == HealthRawLocalNotificationRecordType.hrv),
-      hasLength(3),
-    );
+    final hrvNotifications = notificationDispatcher.sentNotifications
+        .where((e) => e.recordType == HealthRawLocalNotificationRecordType.hrv)
+        .toList();
+    expect(hrvNotifications, hasLength(1));
+    expect(hrvNotifications.single.recordTime, base + 720);
     expect(
     expect(
       notificationDispatcher.sentNotifications.where(
       notificationDispatcher.sentNotifications.where(
         (e) => e.recordType == HealthRawLocalNotificationRecordType.sleep,
         (e) => e.recordType == HealthRawLocalNotificationRecordType.sleep,
@@ -792,12 +792,17 @@ void main() {
     );
     );
     expect(
     expect(
       rows.hrvRows
       rows.hrvRows
-          .where((row) => [base + 120, base + 420, base + 720]
-              .contains(row['raw_end_time']))
-          .every((row) => row['push_send_time'] != null),
+          .where(
+              (row) => [base + 120, base + 420].contains(row['raw_end_time']))
+          .every((row) => row['push_send_time'] == null),
       isTrue,
       isTrue,
     );
     );
     expect(
     expect(
+      rows.hrvRows.singleWhere(
+          (row) => row['raw_end_time'] == base + 720)['push_send_time'],
+      isNotNull,
+    );
+    expect(
       rows.sleepRows.singleWhere(
       rows.sleepRows.singleWhere(
         (row) => row['date'] == LocalHealthDataConvert.unixSeconds(sleepEnd),
         (row) => row['date'] == LocalHealthDataConvert.unixSeconds(sleepEnd),
       )['push_send_time'],
       )['push_send_time'],

@@ -153,8 +153,7 @@ void main() {
     expect(notifications.single.recordTime, latestTime);
     expect(notifications.single.recordTime, latestTime);
   });
   });
 
 
-  test('builds hrv notifications for every candidate including sleep likely',
-      () {
+  test('builds only the latest hrv notification for multiple candidates', () {
     final firstTime = _seconds(DateTime(2026, 1, 1, 9));
     final firstTime = _seconds(DateTime(2026, 1, 1, 9));
     final secondTime = _seconds(DateTime(2026, 1, 1, 10));
     final secondTime = _seconds(DateTime(2026, 1, 1, 10));
     final notifications = builder.build(
     final notifications = builder.build(
@@ -173,8 +172,55 @@ void main() {
       record: const HealthRawLocalNotificationRecord(),
       record: const HealthRawLocalNotificationRecord(),
     );
     );
 
 
+    expect(notifications, hasLength(1));
+    expect(notifications.single.recordType,
+        HealthRawLocalNotificationRecordType.hrv);
+    expect(notifications.single.recordTime, secondTime);
+  });
+
+  test('keeps the latest notification per type without dropping other types',
+      () {
+    final hrvFirstTime = _seconds(DateTime(2026, 1, 1, 9));
+    final hrvSecondTime = _seconds(DateTime(2026, 1, 1, 10));
+    final realtimeBase = _seconds(DateTime(2026, 1, 1, 11));
+    final notifications = builder.build(
+      result: HealthRawStressCalculationResult(
+        userId: 1,
+        hrvStressPoints: [
+          _hrvPoint(hrvFirstTime),
+          _hrvPoint(hrvSecondTime),
+        ],
+        realtimeStressPoints: [
+          _realtimePoint(realtimeBase + 9 * 300, 70),
+        ],
+        dailyStressPoints: const [],
+      ),
+      hasExistingHrv: true,
+      hasExistingSleep: false,
+      realtimeWindow: [
+        for (var i = 0; i < 10; i++) _realtimePoint(realtimeBase + i * 300, 70),
+      ],
+      record: const HealthRawLocalNotificationRecord(),
+    );
+
     expect(notifications, hasLength(2));
     expect(notifications, hasLength(2));
-    expect(notifications.map((e) => e.recordTime), [firstTime, secondTime]);
+    expect(
+      notifications
+          .where(
+              (e) => e.recordType == HealthRawLocalNotificationRecordType.hrv)
+          .single
+          .recordTime,
+      hrvSecondTime,
+    );
+    expect(
+      notifications
+          .where((e) =>
+              e.recordType ==
+              HealthRawLocalNotificationRecordType.realtimeStress)
+          .single
+          .recordTime,
+      realtimeBase + 9 * 300,
+    );
   });
   });
 
 
   test('builds realtime stress notification from latest 60 minute window', () {
   test('builds realtime stress notification from latest 60 minute window', () {