39 lines
927 B
Dart
39 lines
927 B
Dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
|
|
import 'package:shared_preferences/shared_preferences.dart';
|
|
|
|
enum ThemeMode {
|
|
basic,
|
|
pop,
|
|
}
|
|
|
|
class ThemeNotifier extends Notifier<ThemeMode> {
|
|
@override
|
|
ThemeMode build() {
|
|
_loadTheme();
|
|
return ThemeMode.basic;
|
|
}
|
|
|
|
static const String _themeKey = 'app_theme';
|
|
|
|
Future<void> _loadTheme() async {
|
|
final prefs = await SharedPreferences.getInstance();
|
|
final themeName = prefs.getString(_themeKey);
|
|
if (themeName != null) {
|
|
state = ThemeMode.values.firstWhere(
|
|
(mode) => mode.name == themeName,
|
|
orElse: () => ThemeMode.basic,
|
|
);
|
|
}
|
|
}
|
|
|
|
Future<void> setTheme(ThemeMode mode) async {
|
|
state = mode;
|
|
final prefs = await SharedPreferences.getInstance();
|
|
await prefs.setString(_themeKey, mode.name);
|
|
}
|
|
}
|
|
|
|
final themeProvider = NotifierProvider<ThemeNotifier, ThemeMode>(
|
|
() => ThemeNotifier(),
|
|
);
|