feat: Automatic day/night theme

lib/config/hive_config.dart

@@ -63,6 +63,9 @@ class BNames {
   /// A boolean field of [appSettingsBox] box.
   static String isDarkModeOn = 'isDarkModeOn';
 
+  /// A boolean field of [appSettingsBox] box.
+  static String isAutoDarkModeOn = 'isAutoDarkModeOn';
+
   /// A boolean field of [appSettingsBox] box.
   static String isOnboardingShowing = 'isOnboardingShowing';
 

lib/logic/cubit/app_settings/app_settings_cubit.dart

@@ -15,10 +15,12 @@ part 'app_settings_state.dart';
 class AppSettingsCubit extends Cubit<AppSettingsState> {
   AppSettingsCubit({
     required final bool isDarkModeOn,
+    required final bool isAutoDarkModeOn,
     required final bool isOnboardingShowing,
   }) : super(
           AppSettingsState(
             isDarkModeOn: isDarkModeOn,
+            isAutoDarkModeOn: isAutoDarkModeOn,
             isOnboardingShowing: isOnboardingShowing,
           ),
         );
@@ -27,10 +29,12 @@ class AppSettingsCubit extends Cubit<AppSettingsState> {
 
   void load() async {
     final bool? isDarkModeOn = box.get(BNames.isDarkModeOn);
+    final bool? isAutoDarkModeOn = box.get(BNames.isAutoDarkModeOn);
     final bool? isOnboardingShowing = box.get(BNames.isOnboardingShowing);
     emit(
       state.copyWith(
         isDarkModeOn: isDarkModeOn,
+        isAutoDarkModeOn: isAutoDarkModeOn,
         isOnboardingShowing: isOnboardingShowing,
       ),
     );
@@ -49,9 +53,14 @@ class AppSettingsCubit extends Cubit<AppSettingsState> {
     emit(state.copyWith(isDarkModeOn: isDarkModeOn));
   }
 
-  void turnOffOnboarding() {
+  void updateAutoDarkMode({required final bool isAutoDarkModeOn}) {
-    box.put(BNames.isOnboardingShowing, false);
+    box.put(BNames.isAutoDarkModeOn, isAutoDarkModeOn);
+    emit(state.copyWith(isAutoDarkModeOn: isAutoDarkModeOn));
+  }
 
-    emit(state.copyWith(isOnboardingShowing: false));
+  void turnOffOnboarding({final bool isOnboardingShowing = false}) {
+    box.put(BNames.isOnboardingShowing, isOnboardingShowing);
+
+    emit(state.copyWith(isOnboardingShowing: isOnboardingShowing));
   }
 }

lib/logic/cubit/app_settings/app_settings_state.dart

@@ -3,21 +3,25 @@ part of 'app_settings_cubit.dart';
 class AppSettingsState extends Equatable {
   const AppSettingsState({
     required this.isDarkModeOn,
+    required this.isAutoDarkModeOn,
     required this.isOnboardingShowing,
     this.corePalette,
   });
 
   final bool isDarkModeOn;
+  final bool isAutoDarkModeOn;
   final bool isOnboardingShowing;
   final color_utils.CorePalette? corePalette;
 
   AppSettingsState copyWith({
     final bool? isDarkModeOn,
+    final bool? isAutoDarkModeOn,
     final bool? isOnboardingShowing,
     final color_utils.CorePalette? corePalette,
   }) =>
       AppSettingsState(
         isDarkModeOn: isDarkModeOn ?? this.isDarkModeOn,
+        isAutoDarkModeOn: isAutoDarkModeOn ?? this.isAutoDarkModeOn,
         isOnboardingShowing: isOnboardingShowing ?? this.isOnboardingShowing,
         corePalette: corePalette ?? this.corePalette,
       );
@@ -26,5 +30,6 @@ class AppSettingsState extends Equatable {
       corePalette ?? color_utils.CorePalette.of(BrandColors.primary.value);
 
   @override
-  List<dynamic> get props => [isDarkModeOn, isOnboardingShowing, corePalette];
+  List<dynamic> get props =>
+      [isDarkModeOn, isAutoDarkModeOn, isOnboardingShowing, corePalette];
 }

lib/main.dart

@@ -87,11 +87,11 @@ class MyApp extends StatelessWidget {
                 title: 'SelfPrivacy',
                 theme: lightThemeData,
                 darkTheme: darkThemeData,
-                themeMode:
+                themeMode: appSettings.isAutoDarkModeOn
-                    appSettings.isDarkModeOn ? ThemeMode.dark : ThemeMode.light,
+                    ? ThemeMode.system
-                home: appSettings.isOnboardingShowing
+                    : appSettings.isDarkModeOn
-                    ? const OnboardingPage(nextPage: InitializingPage())
+                        ? ThemeMode.dark
-                    : const RootPage(),
+                        : ThemeMode.light,
                 builder: (final BuildContext context, final Widget? widget) {
                   Widget error = const Text('...rendering error...');
                   if (widget is Scaffold || widget is Navigator) {

lib/ui/pages/more/app_settings/app_setting.dart

@@ -1,229 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:selfprivacy/config/brand_colors.dart';
-import 'package:selfprivacy/config/brand_theme.dart';
-import 'package:selfprivacy/logic/cubit/app_settings/app_settings_cubit.dart';
-import 'package:selfprivacy/logic/cubit/server_installation/server_installation_cubit.dart';
-import 'package:selfprivacy/ui/components/action_button/action_button.dart';
-import 'package:selfprivacy/ui/components/brand_alert/brand_alert.dart';
-import 'package:selfprivacy/ui/components/brand_header/brand_header.dart';
-import 'package:selfprivacy/ui/components/brand_switch/brand_switch.dart';
-import 'package:selfprivacy/ui/components/brand_text/brand_text.dart';
-import 'package:selfprivacy/utils/named_font_weight.dart';
-import 'package:easy_localization/easy_localization.dart';
-
-class AppSettingsPage extends StatefulWidget {
-  const AppSettingsPage({super.key});
-
-  @override
-  State<AppSettingsPage> createState() => _AppSettingsPageState();
-}
-
-class _AppSettingsPageState extends State<AppSettingsPage> {
-  @override
-  Widget build(final BuildContext context) {
-    final bool isDarkModeOn =
-        context.watch<AppSettingsCubit>().state.isDarkModeOn;
-
-    return SafeArea(
-      child: Builder(
-        builder: (final context) => Scaffold(
-          appBar: PreferredSize(
-            preferredSize: const Size.fromHeight(52),
-            child: BrandHeader(
-              title: 'application_settings.title'.tr(),
-              hasBackButton: true,
-            ),
-          ),
-          body: ListView(
-            padding: paddingH15V0,
-            children: [
-              const Divider(height: 1),
-              Container(
-                padding: const EdgeInsets.symmetric(vertical: 16),
-                child: Row(
-                  crossAxisAlignment: CrossAxisAlignment.start,
-                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                  children: [
-                    Flexible(
-                      child: _TextColumn(
-                        title: 'application_settings.dark_theme_title'.tr(),
-                        value:
-                            'application_settings.dark_theme_description'.tr(),
-                        hasWarning: false,
-                      ),
-                    ),
-                    const SizedBox(width: 5),
-                    BrandSwitch(
-                      value: Theme.of(context).brightness == Brightness.dark,
-                      onChanged: (final value) => context
-                          .read<AppSettingsCubit>()
-                          .updateDarkMode(isDarkModeOn: !isDarkModeOn),
-                    ),
-                  ],
-                ),
-              ),
-              const Divider(height: 0),
-              Container(
-                padding: const EdgeInsets.symmetric(vertical: 16),
-                child: Row(
-                  crossAxisAlignment: CrossAxisAlignment.start,
-                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                  children: [
-                    Flexible(
-                      child: _TextColumn(
-                        title: 'application_settings.reset_config_title'.tr(),
-                        value: 'application_settings.reset_config_description'
-                            .tr(),
-                        hasWarning: false,
-                      ),
-                    ),
-                    const SizedBox(width: 5),
-                    ElevatedButton(
-                      style: ElevatedButton.styleFrom(
-                        backgroundColor: BrandColors.red1,
-                      ),
-                      child: Text(
-                        'basis.reset'.tr(),
-                        style: const TextStyle(
-                          color: BrandColors.white,
-                          fontWeight: NamedFontWeight.demiBold,
-                        ),
-                      ),
-                      onPressed: () {
-                        showDialog(
-                          context: context,
-                          builder: (final _) => BrandAlert(
-                            title: 'modals.are_you_sure'.tr(),
-                            contentText: 'modals.purge_all_keys'.tr(),
-                            actions: [
-                              ActionButton(
-                                text: 'modals.purge_all_keys_confirm'.tr(),
-                                isRed: true,
-                                onPressed: () {
-                                  context
-                                      .read<ServerInstallationCubit>()
-                                      .clearAppConfig();
-                                  Navigator.of(context).pop();
-                                },
-                              ),
-                              ActionButton(
-                                text: 'basis.cancel'.tr(),
-                              ),
-                            ],
-                          ),
-                        );
-                      },
-                    ),
-                  ],
-                ),
-              ),
-              const Divider(height: 0),
-              _deleteServer(context)
-            ],
-          ),
-        ),
-      ),
-    );
-  }
-
-  Widget _deleteServer(final BuildContext context) {
-    final bool isDisabled =
-        context.watch<ServerInstallationCubit>().state.serverDetails == null;
-    return Container(
-      padding: const EdgeInsets.symmetric(vertical: 16),
-      child: Row(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        children: [
-          Flexible(
-            child: _TextColumn(
-              title: 'application_settings.delete_server_title'.tr(),
-              value: 'application_settings.delete_server_description'.tr(),
-              hasWarning: false,
-            ),
-          ),
-          const SizedBox(width: 5),
-          ElevatedButton(
-            style: ElevatedButton.styleFrom(
-              backgroundColor: BrandColors.red1,
-            ),
-            onPressed: isDisabled
-                ? null
-                : () {
-                    showDialog(
-                      context: context,
-                      builder: (final _) => BrandAlert(
-                        title: 'modals.are_you_sure'.tr(),
-                        contentText: 'modals.delete_server_volume'.tr(),
-                        actions: [
-                          ActionButton(
-                            text: 'modals.yes'.tr(),
-                            isRed: true,
-                            onPressed: () async {
-                              showDialog(
-                                context: context,
-                                builder: (final context) => Container(
-                                  alignment: Alignment.center,
-                                  child: const CircularProgressIndicator(),
-                                ),
-                              );
-                              await context
-                                  .read<ServerInstallationCubit>()
-                                  .serverDelete();
-                              if (!mounted) {
-                                return;
-                              }
-                              Navigator.of(context).pop();
-                            },
-                          ),
-                          ActionButton(
-                            text: 'basis.cancel'.tr(),
-                          ),
-                        ],
-                      ),
-                    );
-                  },
-            child: Text(
-              'basis.delete'.tr(),
-              style: const TextStyle(
-                color: BrandColors.white,
-                fontWeight: NamedFontWeight.demiBold,
-              ),
-            ),
-          ),
-        ],
-      ),
-    );
-  }
-}
-
-class _TextColumn extends StatelessWidget {
-  const _TextColumn({
-    required this.title,
-    required this.value,
-    this.hasWarning = false,
-  });
-
-  final String title;
-  final String value;
-  final bool hasWarning;
-  @override
-  Widget build(final BuildContext context) => Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
-          BrandText.body1(
-            title,
-            style: TextStyle(color: hasWarning ? BrandColors.warning : null),
-          ),
-          const SizedBox(height: 5),
-          BrandText.body1(
-            value,
-            style: const TextStyle(
-              fontSize: 13,
-              height: 1.53,
-              color: BrandColors.gray1,
-            ).merge(TextStyle(color: hasWarning ? BrandColors.warning : null)),
-          ),
-        ],
-      );
-}

lib/ui/pages/more/app_settings/app_settings.dart

@@ -0,0 +1,146 @@
+import 'package:flutter/material.dart';
+import 'package:selfprivacy/logic/cubit/app_settings/app_settings_cubit.dart';
+import 'package:selfprivacy/logic/cubit/server_installation/server_installation_cubit.dart';
+import 'package:selfprivacy/ui/components/action_button/action_button.dart';
+import 'package:selfprivacy/ui/components/brand_alert/brand_alert.dart';
+import 'package:selfprivacy/ui/layouts/brand_hero_screen.dart';
+import 'package:easy_localization/easy_localization.dart';
+
+class AppSettingsPage extends StatefulWidget {
+  const AppSettingsPage({super.key});
+
+  @override
+  State<AppSettingsPage> createState() => _AppSettingsPageState();
+}
+
+class _AppSettingsPageState extends State<AppSettingsPage> {
+  @override
+  Widget build(final BuildContext context) {
+    final bool isDarkModeOn =
+        context.watch<AppSettingsCubit>().state.isDarkModeOn;
+
+    final bool isSystemDarkModeOn =
+        context.watch<AppSettingsCubit>().state.isAutoDarkModeOn;
+
+    return BrandHeroScreen(
+      hasBackButton: true,
+      hasFlashButton: false,
+      bodyPadding: const EdgeInsets.symmetric(vertical: 16),
+      heroTitle: 'application_settings.title'.tr(),
+      children: [
+        SwitchListTile(
+          title: Text('application_settings.system_dark_theme_title'.tr()),
+          subtitle:
+              Text('application_settings.system_dark_theme_description'.tr()),
+          value: isSystemDarkModeOn,
+          onChanged: (final value) => context
+              .read<AppSettingsCubit>()
+              .updateAutoDarkMode(isAutoDarkModeOn: !isSystemDarkModeOn),
+        ),
+        SwitchListTile(
+          title: Text('application_settings.dark_theme_title'.tr()),
+          subtitle: Text('application_settings.dark_theme_description'.tr()),
+          value: Theme.of(context).brightness == Brightness.dark,
+          onChanged: isSystemDarkModeOn
+              ? null
+              : (final value) => context
+                  .read<AppSettingsCubit>()
+                  .updateDarkMode(isDarkModeOn: !isDarkModeOn),
+        ),
+        const Divider(height: 0),
+        Padding(
+          padding: const EdgeInsets.all(16),
+          child: Text(
+            'application_settings.dangerous_settings'.tr(),
+            style: Theme.of(context).textTheme.labelLarge!.copyWith(
+                  color: Theme.of(context).colorScheme.error,
+                ),
+          ),
+        ),
+        const _ResetAppTile(),
+        // const Divider(height: 0),
+        _deleteServer(context)
+      ],
+    );
+  }
+
+  Widget _deleteServer(final BuildContext context) {
+    final bool isDisabled =
+        context.watch<ServerInstallationCubit>().state.serverDetails == null;
+    return ListTile(
+      title: Text('application_settings.delete_server_title'.tr()),
+      subtitle: Text('application_settings.delete_server_description'.tr()),
+      textColor: isDisabled
+          ? Theme.of(context).colorScheme.onBackground.withOpacity(0.5)
+          : Theme.of(context).colorScheme.onBackground,
+      onTap: isDisabled
+          ? null
+          : () {
+              showDialog(
+                context: context,
+                builder: (final _) => BrandAlert(
+                  title: 'modals.are_you_sure'.tr(),
+                  contentText: 'modals.delete_server_volume'.tr(),
+                  actions: [
+                    ActionButton(
+                      text: 'modals.yes'.tr(),
+                      isRed: true,
+                      onPressed: () async {
+                        showDialog(
+                          context: context,
+                          builder: (final context) => Container(
+                            alignment: Alignment.center,
+                            child: const CircularProgressIndicator(),
+                          ),
+                        );
+                        await context
+                            .read<ServerInstallationCubit>()
+                            .serverDelete();
+                        if (!mounted) {
+                          return;
+                        }
+                        Navigator.of(context).pop();
+                      },
+                    ),
+                    ActionButton(
+                      text: 'basis.cancel'.tr(),
+                    ),
+                  ],
+                ),
+              );
+            },
+    );
+  }
+}
+
+class _ResetAppTile extends StatelessWidget {
+  const _ResetAppTile();
+
+  @override
+  Widget build(final BuildContext context) => ListTile(
+        title: Text('application_settings.reset_config_title'.tr()),
+        subtitle: Text('application_settings.reset_config_description'.tr()),
+        onTap: () {
+          showDialog(
+            context: context,
+            builder: (final _) => BrandAlert(
+              title: 'modals.are_you_sure'.tr(),
+              contentText: 'modals.purge_all_keys'.tr(),
+              actions: [
+                ActionButton(
+                  text: 'modals.purge_all_keys_confirm'.tr(),
+                  isRed: true,
+                  onPressed: () {
+                    context.read<ServerInstallationCubit>().clearAppConfig();
+                    Navigator.of(context).pop();
+                  },
+                ),
+                ActionButton(
+                  text: 'basis.cancel'.tr(),
+                ),
+              ],
+            ),
+          );
+        },
+      );
+}