intermediate

app/lib/features/user/domain/repositories/cache.dart

@@ -0,0 +1,42 @@
+import 'dart:typed_data';
+
+import 'package:lensai/features/geckoview/domain/providers.dart';
+import 'package:lensai/features/user/data/database/database.dart';
+import 'package:lensai/features/user/data/providers.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'cache.g.dart';
+
+@Riverpod(keepAlive: true)
+class CacheRepository extends _$CacheRepository {
+  late UserDatabase _db;
+
+  Future<void> clearCache() {
+    return _db.cacheDao.clearIconCache();
+  }
+
+  Future<void> cacheIcon(Uri url, Uint8List bytes) {
+    return _db.cacheDao.cacheIcon(url.origin, bytes);
+  }
+
+  Future<Uint8List?> getCachedIcon(String origin) {
+    return _db.cacheDao.getCachedIcon(origin).getSingleOrNull();
+  }
+
+  @override
+  void build() {
+    final eventService = ref.watch(eventServiceProvider);
+
+    _db = ref.watch(userDatabaseProvider);
+
+    final sub = eventService.iconUpdateEvents.listen((event) async {
+      if (Uri.tryParse(event.url) case final Uri url) {
+        await _db.cacheDao.cacheIcon(url.origin, event.bytes);
+      }
+    });
+
+    ref.onDispose(() async {
+      await sub.cancel();
+    });
+  }
+}