jingyun
81 lines
2.0 KiB
Dart
81 lines
2.0 KiB
Dart
import '../state/app_interaction_state.dart';
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abstract class UserStateRepository {
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Future<bool> isLoggedIn();
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Future<void> login(LoginMethod method);
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Future<void> logout();
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Future<Set<String>> getFavorites();
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Future<void> toggleFavorite(String reportId);
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Future<Set<String>> getSavedListens();
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Future<void> toggleSavedListen(String reportId);
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Future<List<String>> getHistory();
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Future<void> addHistory(String reportId);
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Future<Map<String, double>> getAudioProgress();
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Future<void> saveAudioProgress(String audioId, double seconds);
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}
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class MemoryUserStateRepository implements UserStateRepository {
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bool _loggedIn = false;
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final Set<String> _favorites = {};
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final Set<String> _savedListens = {};
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final List<String> _history = [];
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final Map<String, double> _audioProgress = {};
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@override
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Future<bool> isLoggedIn() async => _loggedIn;
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@override
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Future<void> login(LoginMethod method) async {
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_loggedIn = true;
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}
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@override
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Future<void> logout() async {
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_loggedIn = false;
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}
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@override
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Future<Set<String>> getFavorites() async => {..._favorites};
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@override
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Future<void> toggleFavorite(String reportId) async {
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if (!_favorites.add(reportId)) {
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_favorites.remove(reportId);
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}
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}
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@override
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Future<Set<String>> getSavedListens() async => {..._savedListens};
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@override
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Future<void> toggleSavedListen(String reportId) async {
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if (!_savedListens.add(reportId)) {
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_savedListens.remove(reportId);
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}
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}
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@override
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Future<List<String>> getHistory() async => [..._history];
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@override
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Future<void> addHistory(String reportId) async {
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_history.remove(reportId);
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_history.insert(0, reportId);
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if (_history.length > 40) {
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_history.removeRange(40, _history.length);
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}
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}
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@override
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Future<Map<String, double>> getAudioProgress() async => {..._audioProgress};
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@override
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Future<void> saveAudioProgress(String audioId, double seconds) async {
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_audioProgress[audioId] = seconds < 0 ? 0 : seconds;
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}
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}
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