added theme setting; fixed light theme issues

app/lib/features/settings/data/models/settings.dart

@@ -1,6 +1,7 @@
 import 'package:bang_navigator/features/content_block/data/models/host.dart';
 import 'package:copy_with_extension/copy_with_extension.dart';
 import 'package:fast_equatable/fast_equatable.dart';
+import 'package:flutter/material.dart';
 
 part 'settings.g.dart';
 
@@ -13,6 +14,7 @@ class Settings with FastEquatable {
   final bool launchUrlExternal;
   final bool enableContentBlocking;
   final Set<HostSource> enableHostList;
+  final ThemeMode themeMode;
 
   Settings({
     required this.kagiSession,
@@ -22,6 +24,7 @@ class Settings with FastEquatable {
     required this.launchUrlExternal,
     required this.enableContentBlocking,
     required this.enableHostList,
+    required this.themeMode,
   });
 
   Settings.withDefaults({
@@ -32,12 +35,14 @@ class Settings with FastEquatable {
     bool? launchUrlExternal,
     bool? enableContentBlocking,
     Set<HostSource>? enableHostList,
+    ThemeMode? themeMode,
   })  : showEarlyAccessFeatures = showEarlyAccessFeatures ?? true,
         incognitoMode = incognitoMode ?? true,
         enableJavascript = enableJavascript ?? true,
         launchUrlExternal = launchUrlExternal ?? false,
         enableContentBlocking = enableContentBlocking ?? true,
-        enableHostList = enableHostList ?? {HostSource.stevenBlackUnified};
+        enableHostList = enableHostList ?? {HostSource.stevenBlackUnified},
+        themeMode = themeMode ?? ThemeMode.dark;
 
   @override
   bool get cacheHash => true;
@@ -51,5 +56,6 @@ class Settings with FastEquatable {
         launchUrlExternal,
         enableContentBlocking,
         enableHostList,
+        themeMode,
       ];
 }

app/lib/features/settings/data/models/settings.g.dart

@@ -21,6 +21,8 @@ abstract class _$SettingsCWProxy {
 
   Settings enableHostList(Set<HostSource> enableHostList);
 
+  Settings themeMode(ThemeMode themeMode);
+
   /// This function **does support** nullification of nullable fields. All `null` values passed to `non-nullable` fields will be ignored. You can also use `Settings(...).copyWith.fieldName(...)` to override fields one at a time with nullification support.
   ///
   /// Usage
@@ -35,6 +37,7 @@ abstract class _$SettingsCWProxy {
     bool? launchUrlExternal,
     bool? enableContentBlocking,
     Set<HostSource>? enableHostList,
+    ThemeMode? themeMode,
   });
 }
 
@@ -71,6 +74,9 @@ class _$SettingsCWProxyImpl implements _$SettingsCWProxy {
   Settings enableHostList(Set<HostSource> enableHostList) =>
       this(enableHostList: enableHostList);
 
+  @override
+  Settings themeMode(ThemeMode themeMode) => this(themeMode: themeMode);
+
   @override
 
   /// This function **does support** nullification of nullable fields. All `null` values passed to `non-nullable` fields will be ignored. You can also use `Settings(...).copyWith.fieldName(...)` to override fields one at a time with nullification support.
@@ -87,6 +93,7 @@ class _$SettingsCWProxyImpl implements _$SettingsCWProxy {
     Object? launchUrlExternal = const $CopyWithPlaceholder(),
     Object? enableContentBlocking = const $CopyWithPlaceholder(),
     Object? enableHostList = const $CopyWithPlaceholder(),
+    Object? themeMode = const $CopyWithPlaceholder(),
   }) {
     return Settings(
       kagiSession: kagiSession == const $CopyWithPlaceholder()
@@ -125,6 +132,10 @@ class _$SettingsCWProxyImpl implements _$SettingsCWProxy {
           ? _value.enableHostList
           // ignore: cast_nullable_to_non_nullable
           : enableHostList as Set<HostSource>,
+      themeMode: themeMode == const $CopyWithPlaceholder() || themeMode == null
+          ? _value.themeMode
+          // ignore: cast_nullable_to_non_nullable
+          : themeMode as ThemeMode,
     );
   }
 }

app/lib/features/settings/data/repositories/settings_repository.dart

@@ -1,6 +1,7 @@
 import 'package:bang_navigator/features/content_block/data/models/host.dart';
 import 'package:bang_navigator/features/settings/data/models/settings.dart';
 import 'package:collection/collection.dart';
+import 'package:flutter/material.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 import 'package:shared_preferences/shared_preferences.dart';
@@ -9,6 +10,22 @@ part 'settings_repository.g.dart';
 
 typedef UpdateSettingsFunc = Settings Function(Settings currentSettings);
 
+Set<HostSource>? _parseHostSources(List<String>? input) => input
+    ?.map(
+      (list) =>
+          HostSource.values.firstWhereOrNull((source) => source.name == list),
+    )
+    .whereNotNull()
+    .toSet();
+
+ThemeMode? _parseThemeMode(int? index) {
+  if (index != null && index < ThemeMode.values.length) {
+    return ThemeMode.values[index];
+  }
+
+  return null;
+}
+
 @Riverpod(keepAlive: true)
 class SettingsRepository extends _$SettingsRepository {
   static const _sessionStorageKey = 'b4ng_kagi_session';
@@ -18,6 +35,7 @@ class SettingsRepository extends _$SettingsRepository {
   static const _launchExternalStorageKey = 'b4ng_settings_launch_external';
   static const _contentBlockingStorageKey = 'b4ng_settings_content_blocking';
   static const _enableHostListStorageKey = 'b4ng_settings_host_lists';
+  static const _themeModeStorageKey = 'b4ng_settings_theme_mode';
 
   final FlutterSecureStorage _flutterSecureStorage;
   final Future<SharedPreferences> _sharedPreferences;
@@ -88,6 +106,13 @@ class SettingsRepository extends _$SettingsRepository {
         );
       }
 
+      if (newSettings.themeMode != oldSettings.themeMode) {
+        await sharedPreferences.setInt(
+          _themeModeStorageKey,
+          newSettings.themeMode.index,
+        );
+      }
+
       ref.invalidateSelf();
     }
   }
@@ -105,14 +130,11 @@ class SettingsRepository extends _$SettingsRepository {
       launchUrlExternal: sharedPreferences.getBool(_launchExternalStorageKey),
       enableContentBlocking:
           sharedPreferences.getBool(_contentBlockingStorageKey),
-      enableHostList: sharedPreferences
-          .getStringList(_enableHostListStorageKey)
-          ?.map(
-            (list) => HostSource.values
-                .firstWhereOrNull((source) => source.name == list),
-          )
-          .whereNotNull()
-          .toSet(),
+      enableHostList: _parseHostSources(
+        sharedPreferences.getStringList(_enableHostListStorageKey),
+      ),
+      themeMode:
+          _parseThemeMode(sharedPreferences.getInt(_themeModeStorageKey)),
     );
   }
 }

app/lib/features/settings/data/repositories/settings_repository.g.dart

@@ -7,7 +7,7 @@ part of 'settings_repository.dart';
 // **************************************************************************
 
 String _$settingsRepositoryHash() =>
-    r'9d0e8b8452f85ca33b8f13a4bbcb69212e7d29bd';
+    r'2fed76bdc3132729f1018f8e4c9d493ee11831a0';
 
 /// See also [SettingsRepository].
 @ProviderFor(SettingsRepository)

app/lib/features/settings/presentation/screens/settings.dart

@@ -46,8 +46,7 @@ class SettingsScreen extends HookConsumerWidget {
 
     final settings = ref.watch(
       settingsRepositoryProvider.select(
-        (value) =>
-            value.valueOrNull ?? Settings.withDefaults(kagiSession: null),
+        (value) => value.valueOrNull ?? Settings.withDefaults(),
       ),
     );
 
@@ -146,6 +145,49 @@ class SettingsScreen extends HookConsumerWidget {
             height: 16,
           ),
           _buildSection(theme, 'General'),
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8),
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Text(
+                  'Theme',
+                  style: theme.textTheme.bodyLarge,
+                ),
+                Center(
+                  child: SegmentedButton<ThemeMode>(
+                    segments: const [
+                      ButtonSegment(
+                        value: ThemeMode.system,
+                        icon: Icon(Icons.brightness_auto),
+                        label: Text('System'),
+                      ),
+                      ButtonSegment(
+                        value: ThemeMode.light,
+                        icon: Icon(Icons.light_mode),
+                        label: Text('Light'),
+                      ),
+                      ButtonSegment(
+                        value: ThemeMode.dark,
+                        icon: Icon(Icons.dark_mode),
+                        label: Text('Dark'),
+                      ),
+                    ],
+                    selected: {settings.themeMode},
+                    onSelectionChanged: (value) async {
+                      await ref
+                          .read(saveSettingsControllerProvider.notifier)
+                          .save(
+                            (currentSettings) =>
+                                currentSettings.copyWith.themeMode(value.first),
+                          );
+                    },
+                  ),
+                ),
+              ],
+            ),
+          ),
           SwitchListTile.adaptive(
             title: const Text('Incognito Mode'),
             subtitle: const Text(
@@ -269,7 +311,9 @@ class SettingsScreen extends HookConsumerWidget {
                 content: Padding(
                   padding: const EdgeInsets.only(top: 8.0),
                   child: DefaultTextStyle(
-                    style: GoogleFonts.robotoMono(),
+                    style: GoogleFonts.robotoMono(
+                      textStyle: DefaultTextStyle.of(context).style,
+                    ),
                     child: Table(
                       columnWidths: const {0: FixedColumnWidth(100)},
                       children: [

app/lib/features/settings/presentation/widgets/sync_details_table.dart

@@ -11,7 +11,9 @@ class SyncDetailsTable extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return DefaultTextStyle(
-      style: GoogleFonts.robotoMono(),
+      style: GoogleFonts.robotoMono(
+        textStyle: DefaultTextStyle.of(context).style,
+      ),
       child: Table(
         columnWidths: const {0: FixedColumnWidth(100)},
         children: [