intermediate

app/lib/features/geckoview/domain/repositories/tab.dart

@@ -2,10 +2,15 @@ import 'dart:async';
 
 import 'package:drift/drift.dart';
 import 'package:flutter_mozilla_components/flutter_mozilla_components.dart';
+import 'package:lensai/features/geckoview/domain/entities/tab_state.dart';
 import 'package:lensai/features/geckoview/domain/providers.dart';
+import 'package:lensai/features/geckoview/domain/providers/selected_tab.dart';
+import 'package:lensai/features/geckoview/domain/providers/tab_list.dart';
+import 'package:lensai/features/geckoview/domain/providers/tab_state.dart';
 import 'package:lensai/features/geckoview/features/tabs/data/database/database.dart';
 import 'package:lensai/features/geckoview/features/tabs/data/providers.dart';
 import 'package:lensai/features/geckoview/features/tabs/domain/providers/selected_container.dart';
+import 'package:lensai/utils/debouncer.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 
 part 'tab.g.dart';
@@ -57,6 +62,10 @@ class TabRepository extends _$TabRepository {
   @override
   void build() {
     final eventSerivce = ref.watch(eventServiceProvider);
+    final tabContentService = ref.watch(tabContentServiceProvider);
+
+    final tabStateDebouncer = Debouncer(const Duration(seconds: 3));
+    Map<String, TabState>? debounceStartValue;
 
     _db = ref.watch(tabDatabaseProvider);
 
@@ -67,8 +76,58 @@ class TabRepository extends _$TabRepository {
       },
     );
 
+    final tabContentSub =
+        tabContentService.tabContentStream.listen((content) async {
+      await _db.tabDao.updateTab(
+        content.tabId,
+        extractedContentMarkdown: Value(content.extractedContentMarkdown),
+        extractedContentPlain: Value(content.extractedContentPlain),
+        fullContentMarkdown: Value(content.fullContentMarkdown),
+        fullContentPlain: Value(content.fullContentPlain),
+      );
+    });
+
+    ref.listen(
+      selectedTabProvider,
+      (previous, tabId) async {
+        if (tabId != null) {
+          await _db.tabDao.touchTab(tabId, timestamp: DateTime.now());
+        }
+      },
+    );
+
+    ref.listen(
+      tabListProvider,
+      (previous, next) async {
+        //Only sync tabs if there has been a previous value or is not empty
+        final syncTabs = next.isNotEmpty || (previous?.isNotEmpty ?? false);
+
+        if (syncTabs) {
+          await _db.tabDao.syncTabs(retainTabIds: next);
+        }
+      },
+    );
+
+    ref.listen(
+      tabStatesProvider,
+      (previous, next) async {
+        //Since state changes occure pretty often and our map always contains
+        //the latest state, we cache the value before starting debouncing and
+        //later diff to that, to avoid frequent database writes
+        if (!tabStateDebouncer.isDebouncing) {
+          debounceStartValue = previous;
+        }
+
+        tabStateDebouncer.eventOccured(() async {
+          await _db.tabDao.updateTabs(debounceStartValue, next);
+        });
+      },
+    );
+
     ref.onDispose(() {
+      tabStateDebouncer.dispose();
       unawaited(tabAddedSub.cancel());
+      unawaited(tabContentSub.cancel());
     });
   }
 }