import 'package:aioa_mobile/core/auth/authenticated_http_client.dart';
import 'package:aioa_mobile/core/config/runtime_config.dart';
import 'package:aioa_mobile/features/tasks/data/notification_repository.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

final notificationRepositoryProvider = Provider<NotificationRepository>(
  (ref) => NotificationRepository(
    client: ref.watch(authenticatedHttpClientProvider),
    baseUrl: RuntimeConfig.apiBaseUrl,
  ),
);

final notificationProvider =
    AsyncNotifierProvider<NotificationController, List<AppNotification>>(
      NotificationController.new,
    );

class NotificationController extends AsyncNotifier<List<AppNotification>> {
  @override
  Future<List<AppNotification>> build() =>
      ref.read(notificationRepositoryProvider).list();

  Future<void> refresh() async {
    state = const AsyncLoading();
    state = await AsyncValue.guard(
      () => ref.read(notificationRepositoryProvider).list(),
    );
  }

  Future<void> markRead(String id) async {
    final current = state.value;
    if (current == null) return;
    final updated = await ref.read(notificationRepositoryProvider).markRead(id);
    state = AsyncData([
      for (final item in current)
        if (item.id == id) updated else item,
    ]);
  }
}