34 lines
1.1 KiB
Dart
34 lines
1.1 KiB
Dart
import 'package:dartz/dartz.dart';
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import 'package:meta/meta.dart';
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import '../../core/error/failures.dart';
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import '../../domain/entities/album.dart';
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import '../../domain/repositories/music_data_repository.dart';
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import '../datasources/local_music_fetcher_contract.dart';
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import '../datasources/music_data_source_contract.dart';
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import '../models/album_model.dart';
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class MusicDataRepositoryImpl implements MusicDataRepository {
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MusicDataRepositoryImpl(
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{@required this.localMusicFetcher, @required this.musicDataSource});
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final LocalMusicFetcher localMusicFetcher;
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final MusicDataSource musicDataSource;
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@override
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Future<Either<Failure, List<Album>>> getAlbums() async {
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return musicDataSource.getAlbums().then(
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(List<AlbumModel> albums) => Right<Failure, List<AlbumModel>>(albums));
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}
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@override
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Future<void> updateDatabase() async {
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final List<AlbumModel> albums = await localMusicFetcher.getAlbums();
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for (final AlbumModel album in albums) {
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if (!await musicDataSource.albumExists(album)) {
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musicDataSource.insertAlbum(album);
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}
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}
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}
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}
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