import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:mirror_core/mirror_core.dart';

final youtubeServiceProvider = Provider<YouTubeService>((ref) {
  return YouTubeService();
});

final youtubeSearchProvider =
    AsyncNotifierProvider<YouTubeSearchNotifier, YouTubeSearchState>(
        YouTubeSearchNotifier.new);

class YouTubeSearchState {
  final String query;
  final List<YouTubeVideo> results;

  const YouTubeSearchState({this.query = '', this.results = const []});
}

class YouTubeSearchNotifier extends AsyncNotifier<YouTubeSearchState> {
  @override
  Future<YouTubeSearchState> build() async {
    return const YouTubeSearchState();
  }

  Future<void> search(String query) async {
    if (query.trim().isEmpty) return;
    state = const AsyncValue.loading();
    state = await AsyncValue.guard(() async {
      final service = ref.read(youtubeServiceProvider);
      final results = await service.search(query, limit: 15);
      return YouTubeSearchState(query: query, results: results);
    });
  }

  void clear() {
    state = const AsyncValue.data(YouTubeSearchState());
  }
}