Theme

lib/config/theme_mode_controller.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class ThemeModeController with ChangeNotifier {
+ThemeMode _currentThemeMode = ThemeMode.system;
+
+ThemeMode get currentThemeMode => _currentThemeMode;
+
+Future<void> loadThemeMode() async {
+final prefs = await SharedPreferences.getInstance();
+final savedMode = prefs.getString('theme_mode');
+if (savedMode != null) {
+switch (savedMode) {
+case 'light':
+_currentThemeMode = ThemeMode.light;
+break;
+case 'dark':
+_currentThemeMode = ThemeMode.dark;
+break;
+default:
+_currentThemeMode = ThemeMode.system;
+}
+notifyListeners();
+}
+}
+
+Future<void> toggleThemeMode() async {
+if (_currentThemeMode == ThemeMode.light) {
+_currentThemeMode = ThemeMode.dark;
+} else {
+_currentThemeMode = ThemeMode.light;
+}
+notifyListeners();
+final prefs = await SharedPreferences.getInstance();
+await prefs.setString(
+'theme_mode',
+_currentThemeMode == ThemeMode.light ? 'light' : 'dark',
+);
+}
+}