add noti

lib/features/notifications/data/repositories/notification_repository_impl.dart

@@ -0,0 +1,55 @@
+/// Notification Repository Implementation
+///
+/// Concrete implementation of NotificationRepository.
+/// Coordinates between local datasource and domain layer.
+library;
+
+import 'package:worker/features/notifications/data/datasources/notification_local_datasource.dart';
+import 'package:worker/features/notifications/data/models/notification_model.dart';
+import 'package:worker/features/notifications/domain/entities/notification.dart';
+import 'package:worker/features/notifications/domain/repositories/notification_repository.dart';
+
+/// Notification Repository Implementation
+class NotificationRepositoryImpl implements NotificationRepository {
+  /// Local data source
+  final NotificationLocalDataSource localDataSource;
+
+  /// Constructor
+  NotificationRepositoryImpl({required this.localDataSource});
+
+  @override
+  Future<List<Notification>> getAllNotifications() async {
+    final jsonList = await localDataSource.getAllNotifications();
+    return jsonList.map((json) => NotificationModel.fromJson(json)).toList()
+      ..sort((a, b) => b.createdAt.compareTo(a.createdAt)); // Sort by newest first
+  }
+
+  @override
+  Future<List<Notification>> getNotificationsByCategory(String category) async {
+    final jsonList = await localDataSource.getNotificationsByCategory(category);
+    return jsonList.map((json) => NotificationModel.fromJson(json)).toList()
+      ..sort((a, b) => b.createdAt.compareTo(a.createdAt));
+  }
+
+  @override
+  Future<int> getUnreadCount() async {
+    return await localDataSource.getUnreadCount();
+  }
+
+  @override
+  Future<void> markAsRead(String notificationId) async {
+    await localDataSource.markAsRead(notificationId);
+  }
+
+  @override
+  Future<void> markAllAsRead() async {
+    await localDataSource.markAllAsRead();
+  }
+
+  @override
+  Future<List<Notification>> refreshNotifications() async {
+    // For now, just fetch all notifications
+    // In production, this would fetch from server
+    return await getAllNotifications();
+  }
+}