56 lines
1.7 KiB
Dart
56 lines
1.7 KiB
Dart
import 'package:aves/model/image_entry.dart';
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import 'package:aves/model/image_metadata.dart';
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import 'package:aves/model/metadata_db.dart';
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import 'package:aves/utils/change_notifier.dart';
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final FavouriteRepo favourites = FavouriteRepo._private();
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class FavouriteRepo {
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List<FavouriteRow> _rows = [];
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final AChangeNotifier changeNotifier = AChangeNotifier();
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FavouriteRepo._private();
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Future<void> init() async {
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_rows = await metadataDb.loadFavourites();
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}
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int get count => _rows.length;
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bool isFavourite(ImageEntry entry) => _rows.any((row) => row.contentId == entry.contentId);
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FavouriteRow _entryToRow(ImageEntry entry) => FavouriteRow(contentId: entry.contentId, path: entry.path);
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Future<void> add(Iterable<ImageEntry> entries) async {
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final newRows = entries.map(_entryToRow);
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await metadataDb.addFavourites(newRows);
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_rows.addAll(newRows);
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changeNotifier.notifyListeners();
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}
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Future<void> remove(Iterable<ImageEntry> entries) async {
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final removedRows = entries.map(_entryToRow);
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await metadataDb.removeFavourites(removedRows);
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removedRows.forEach(_rows.remove);
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changeNotifier.notifyListeners();
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}
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Future<void> move(int oldContentId, ImageEntry entry) async {
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final oldRow = _rows.firstWhere((row) => row.contentId == oldContentId, orElse: () => null);
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if (oldRow != null) {
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_rows.remove(oldRow);
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final newRow = _entryToRow(entry);
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await metadataDb.updateFavouriteId(oldContentId, newRow);
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_rows.add(newRow);
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changeNotifier.notifyListeners();
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}
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}
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Future<void> clear() async {
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await metadataDb.clearFavourites();
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_rows.clear();
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changeNotifier.notifyListeners();
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}
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}
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