cb308bbf68
- Flutter frontend with Provider state management - FastAPI backend with SQLAlchemy ORM - Internationalization support (EN/DE) - Clean Architecture folder structure - GoRouter for navigation - GetIt for dependency injection
43 lines
1.2 KiB
Dart
43 lines
1.2 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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abstract class SettingsLocalDataSource {
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Locale? getLocale();
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Future<void> setLocale(Locale locale);
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ThemeMode getThemeMode();
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Future<void> setThemeMode(ThemeMode mode);
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}
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class SettingsLocalDataSourceImpl implements SettingsLocalDataSource {
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final SharedPreferences sharedPreferences;
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static const String _localeKey = 'locale';
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static const String _themeModeKey = 'theme_mode';
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SettingsLocalDataSourceImpl({required this.sharedPreferences});
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@override
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Locale? getLocale() {
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final localeCode = sharedPreferences.getString(_localeKey);
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if (localeCode == null) return null;
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return Locale(localeCode);
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}
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@override
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Future<void> setLocale(Locale locale) async {
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await sharedPreferences.setString(_localeKey, locale.languageCode);
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}
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@override
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ThemeMode getThemeMode() {
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final index = sharedPreferences.getInt(_themeModeKey);
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if (index == null) return ThemeMode.system;
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return ThemeMode.values[index];
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}
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@override
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Future<void> setThemeMode(ThemeMode mode) async {
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await sharedPreferences.setInt(_themeModeKey, mode.index);
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}
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}
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