135 lines
4.0 KiB
Dart
135 lines
4.0 KiB
Dart
import 'dart:io' show Platform;
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:material_symbols_icons/symbols.dart';
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import '../services/settings_service.dart' as settings;
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import '../theme/mono_theme.dart';
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class ThemeProvider extends ChangeNotifier {
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late settings.SettingsService _settingsService;
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settings.ThemeMode _themeMode = settings.ThemeMode.system;
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late Brightness _systemBrightness;
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ThemeProvider() {
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_systemBrightness = WidgetsBinding.instance.platformDispatcher.platformBrightness;
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_initializeSettings();
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WidgetsBinding.instance.platformDispatcher.onPlatformBrightnessChanged = _onBrightnessChanged;
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}
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void _onBrightnessChanged() {
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_systemBrightness = WidgetsBinding.instance.platformDispatcher.platformBrightness;
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if (_themeMode == settings.ThemeMode.system) {
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notifyListeners();
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}
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}
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@override
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void dispose() {
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if (WidgetsBinding.instance.platformDispatcher.onPlatformBrightnessChanged == _onBrightnessChanged) {
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WidgetsBinding.instance.platformDispatcher.onPlatformBrightnessChanged = null;
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}
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super.dispose();
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}
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Future<void> _initializeSettings() async {
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_settingsService = await settings.SettingsService.getInstance();
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_themeMode = _settingsService.getThemeMode();
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_updateSplashTheme(_themeMode);
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notifyListeners();
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}
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settings.ThemeMode get themeMode => _themeMode;
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ThemeData get lightTheme => monoTheme(dark: false);
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ThemeData get darkTheme {
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if (_themeMode == settings.ThemeMode.oled) {
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return monoTheme(dark: true, oled: true);
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}
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return monoTheme(dark: true);
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}
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ThemeMode get materialThemeMode {
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switch (_themeMode) {
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case settings.ThemeMode.light:
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return ThemeMode.light;
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case settings.ThemeMode.dark:
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return ThemeMode.dark;
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case settings.ThemeMode.oled:
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return ThemeMode.dark;
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case settings.ThemeMode.system:
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return ThemeMode.system;
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}
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}
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bool get isDarkMode {
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switch (_themeMode) {
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case settings.ThemeMode.light:
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return false;
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case settings.ThemeMode.dark:
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return true;
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case settings.ThemeMode.oled:
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return true;
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case settings.ThemeMode.system:
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return _systemBrightness == Brightness.dark;
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}
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}
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static const _themeChannel = MethodChannel('com.plezy/theme');
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Future<void> setThemeMode(settings.ThemeMode mode) async {
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if (_themeMode != mode) {
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_themeMode = mode;
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await _settingsService.setThemeMode(mode);
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_updateSplashTheme(mode);
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notifyListeners();
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}
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}
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/// Re-read the theme mode from SharedPreferences. Used after imports or
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/// resets that change persisted settings outside this provider.
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Future<void> reload() async {
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_settingsService = await settings.SettingsService.getInstance();
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final mode = _settingsService.getThemeMode();
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_themeMode = mode;
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_updateSplashTheme(mode);
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notifyListeners();
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}
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void _updateSplashTheme(settings.ThemeMode mode) {
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if (!Platform.isAndroid) return;
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final name = switch (mode) {
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settings.ThemeMode.dark => 'dark',
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settings.ThemeMode.oled => 'oled',
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settings.ThemeMode.light => 'light',
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settings.ThemeMode.system => 'system',
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};
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_themeChannel.invokeMethod('setSplashTheme', {'mode': name});
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}
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String get themeModeDisplayName {
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switch (_themeMode) {
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case settings.ThemeMode.light:
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return 'Light';
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case settings.ThemeMode.dark:
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return 'Dark';
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case settings.ThemeMode.oled:
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return 'OLED';
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case settings.ThemeMode.system:
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return 'System';
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}
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}
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IconData get themeModeIcon {
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switch (_themeMode) {
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case settings.ThemeMode.light:
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return Symbols.light_mode_rounded;
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case settings.ThemeMode.dark:
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return Symbols.dark_mode_rounded;
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case settings.ThemeMode.oled:
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return Symbols.contrast_rounded;
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case settings.ThemeMode.system:
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return Symbols.brightness_auto_rounded;
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}
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}
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}
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