new setting to define tab bar swipe action

app/lib/features/geckoview/domain/providers.g.dart

@@ -7,7 +7,7 @@ part of 'providers.dart';
 // **************************************************************************
 
 String _$selectionActionServiceHash() =>
-    r'b1deac5e0566443b4729656c7082903b529bc269';
+    r'c89d981c2ba253ed940887fa59c11ad93d8589a8';
 
 /// See also [selectionActionService].
 @ProviderFor(selectionActionService)

app/lib/features/geckoview/domain/repositories/tab.dart

@@ -48,7 +48,6 @@ part 'tab.g.dart';
 class TabRepository extends _$TabRepository {
   final _tabsService = GeckoTabService();
 
-  String? _previousTabId;
   final _tabFromIntent = <String>{};
 
   bool hasLaunchedFromIntent(String? tabId) {
@@ -124,9 +123,40 @@ class TabRepository extends _$TabRepository {
         );
   }
 
-  Future<bool> selectPreviousTab() async {
+  Future<bool> selectPreviouslyOpenedTab(String tabId) async {
-    if (_previousTabId != null) {
+    final previousTabId = await ref
-      return selectTab(_previousTabId!);
+        .read(tabDatabaseProvider)
+        .previousTabByTimestamp(tabId: tabId)
+        .getSingleOrNull();
+
+    if (previousTabId != null) {
+      return selectTab(previousTabId);
+    }
+
+    return false;
+  }
+
+  Future<bool> selectPreviousTab(String tabId) async {
+    final previousTabId = await ref
+        .read(tabDatabaseProvider)
+        .previousTabByOrderKey(tabId: tabId)
+        .getSingleOrNull();
+
+    if (previousTabId != null) {
+      return selectTab(previousTabId);
+    }
+
+    return false;
+  }
+
+  Future<bool> selectNextTab(String tabId) async {
+    final previousTabId = await ref
+        .read(tabDatabaseProvider)
+        .nextTabByOrderKey(tabId: tabId)
+        .getSingleOrNull();
+
+    if (previousTabId != null) {
+      return selectTab(previousTabId);
     }
 
     return false;
@@ -283,7 +313,6 @@ class TabRepository extends _$TabRepository {
       selectedTabProvider,
       (previous, tabId) async {
         if (tabId != null) {
-          _previousTabId = previous;
           await db.tabDao.touchTab(tabId, timestamp: DateTime.now());
         }
       },
@@ -303,10 +332,6 @@ class TabRepository extends _$TabRepository {
         final syncTabs =
             next.value.isNotEmpty || (previous?.value.isNotEmpty ?? false);
 
-        if (_previousTabId != null && !next.value.contains(_previousTabId)) {
-          _previousTabId = null;
-        }
-
         if (syncTabs) {
           await db.tabDao.syncTabs(retainTabIds: next.value);
         }

app/lib/features/geckoview/domain/repositories/tab.g.dart

@@ -6,7 +6,7 @@ part of 'tab.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$tabRepositoryHash() => r'3465f351f1d36e0f21b4e8ef4ebe7fdc4fbc0b75';
+String _$tabRepositoryHash() => r'4f562c1456eadcda7986ea2048667dd083f37618';
 
 /// See also [TabRepository].
 @ProviderFor(TabRepository)

app/lib/features/geckoview/features/browser/presentation/widgets/browser_modules/bottom_app_bar.dart

@@ -42,6 +42,7 @@ import 'package:weblibre/features/geckoview/features/browser/presentation/widget
 import 'package:weblibre/features/geckoview/features/find_in_page/presentation/controllers/find_in_page.dart';
 import 'package:weblibre/features/geckoview/features/readerview/presentation/controllers/readerable.dart';
 import 'package:weblibre/features/geckoview/features/readerview/presentation/widgets/reader_button.dart';
+import 'package:weblibre/features/user/data/models/general_settings.dart';
 import 'package:weblibre/features/user/domain/repositories/general_settings.dart';
 import 'package:weblibre/presentation/hooks/menu_controller.dart';
 import 'package:weblibre/presentation/icons/tor_icons.dart';
@@ -93,7 +94,29 @@ class BrowserBottomAppBar extends HookConsumerWidget {
           final distance = dragStartPosition.value - details.globalPosition;
 
           if (distance.dx.abs() > 50) {
-            await ref.read(tabRepositoryProvider.notifier).selectPreviousTab();
+            final selectedTab = ref.read(selectedTabProvider);
+            final setting = await ref
+                .read(generalSettingsRepositoryProvider.notifier)
+                .fetchSettings();
+
+            if (selectedTab != null) {
+              switch (setting.tabBarSwipeAction) {
+                case TabBarSwipeAction.switchLastOpened:
+                  await ref
+                      .read(tabRepositoryProvider.notifier)
+                      .selectPreviouslyOpenedTab(selectedTab);
+                case TabBarSwipeAction.navigateOrderedTabs:
+                  if (distance.dx < 0) {
+                    await ref
+                        .read(tabRepositoryProvider.notifier)
+                        .selectPreviousTab(selectedTab);
+                  } else {
+                    await ref
+                        .read(tabRepositoryProvider.notifier)
+                        .selectNextTab(selectedTab);
+                  }
+              }
+            }
           }
         },
         child: AppBar(

app/lib/features/geckoview/features/tabs/data/database/database.drift

@@ -241,3 +241,33 @@ unorderedTabDescendants:
   )
   SELECT id, parent_id
   FROM descendants;
+
+previousTabByTimestamp:
+  WITH ranked_tabs AS (
+    SELECT id, timestamp,
+          LAG(id) OVER (ORDER BY timestamp) as prev_tab_id
+    FROM tab
+  )
+  SELECT prev_tab_id
+  FROM ranked_tabs 
+  WHERE id = :tab_id;
+
+previousTabByOrderKey:
+  WITH ranked_tabs AS (
+    SELECT id, order_key,
+          LAG(id) OVER (ORDER BY order_key) as prev_tab_id
+    FROM tab
+  )
+  SELECT prev_tab_id
+  FROM ranked_tabs 
+  WHERE id = :tab_id;
+
+nextTabByOrderKey:
+  WITH ranked_tabs AS (
+    SELECT id, order_key,
+          LEAD(id) OVER (ORDER BY order_key) as next_tab_id
+    FROM tab
+  )
+  SELECT next_tab_id
+  FROM ranked_tabs 
+  WHERE id = :tab_id;

app/lib/features/geckoview/features/tabs/data/database/database.g.dart

@@ -1256,6 +1256,30 @@ abstract class _$TabDatabase extends GeneratedDatabase {
     );
   }
 
+  Selectable<String> previousTabByTimestamp({required String tabId}) {
+    return customSelect(
+      'WITH ranked_tabs AS (SELECT id, timestamp, LAG(id)OVER (ORDER BY timestamp RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE NO OTHERS) AS prev_tab_id FROM tab) SELECT prev_tab_id FROM ranked_tabs WHERE id = ?1',
+      variables: [Variable<String>(tabId)],
+      readsFrom: {tab},
+    ).map((QueryRow row) => row.read<String>('prev_tab_id'));
+  }
+
+  Selectable<String> previousTabByOrderKey({required String tabId}) {
+    return customSelect(
+      'WITH ranked_tabs AS (SELECT id, order_key, LAG(id)OVER (ORDER BY order_key RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE NO OTHERS) AS prev_tab_id FROM tab) SELECT prev_tab_id FROM ranked_tabs WHERE id = ?1',
+      variables: [Variable<String>(tabId)],
+      readsFrom: {tab},
+    ).map((QueryRow row) => row.read<String>('prev_tab_id'));
+  }
+
+  Selectable<String> nextTabByOrderKey({required String tabId}) {
+    return customSelect(
+      'WITH ranked_tabs AS (SELECT id, order_key, LEAD(id)OVER (ORDER BY order_key RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE NO OTHERS) AS next_tab_id FROM tab) SELECT next_tab_id FROM ranked_tabs WHERE id = ?1',
+      variables: [Variable<String>(tabId)],
+      readsFrom: {tab},
+    ).map((QueryRow row) => row.read<String>('next_tab_id'));
+  }
+
   @override
   Iterable<TableInfo<Table, Object?>> get allTables =>
       allSchemaEntities.whereType<TableInfo<Table, Object?>>();

app/lib/features/geckoview/features/tabs/domain/repositories/tab.g.dart

@@ -6,7 +6,7 @@ part of 'tab.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$tabDataRepositoryHash() => r'be1bb8a8118c7bfd90d0f1ac89a04c0a2149a0b0';
+String _$tabDataRepositoryHash() => r'295c1718ecf41202709517fb2c5b31527e885dfa';
 
 /// See also [TabDataRepository].
 @ProviderFor(TabDataRepository)

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

@@ -386,6 +386,67 @@ class GeneralSettingsScreen extends HookConsumerWidget {
                       );
                 },
               ),
+              Padding(
+                padding: const EdgeInsets.symmetric(
+                  horizontal: 16.0,
+                  vertical: 8,
+                ),
+                child: Column(
+                  mainAxisSize: MainAxisSize.min,
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    const ListTile(
+                      title: Text('Tab Bar Swipe Behavior'),
+                      leading: Icon(MdiIcons.gestureSwipeHorizontal),
+                      contentPadding: EdgeInsets.zero,
+                    ),
+                    RadioGroup(
+                      groupValue: generalSettings.tabBarSwipeAction,
+                      onChanged: (value) async {
+                        if (value != null) {
+                          await ref
+                              .read(
+                                saveGeneralSettingsControllerProvider.notifier,
+                              )
+                              .save(
+                                (currentSettings) => currentSettings.copyWith
+                                    .tabBarSwipeAction(value),
+                              );
+                        }
+                      },
+                      child: const RadioListTile.adaptive(
+                        value: TabBarSwipeAction.switchLastOpened,
+                        title: Text('Switch to Last Used Tab'),
+                        subtitle: Text(
+                          'Swipe to toggle between current and previously opened tab',
+                        ),
+                      ),
+                    ),
+                    RadioGroup(
+                      groupValue: generalSettings.tabBarSwipeAction,
+                      onChanged: (value) async {
+                        if (value != null) {
+                          await ref
+                              .read(
+                                saveGeneralSettingsControllerProvider.notifier,
+                              )
+                              .save(
+                                (currentSettings) => currentSettings.copyWith
+                                    .tabBarSwipeAction(value),
+                              );
+                        }
+                      },
+                      child: const RadioListTile.adaptive(
+                        value: TabBarSwipeAction.navigateOrderedTabs,
+                        title: Text('Navigate Sequential Tabs'),
+                        subtitle: Text(
+                          'Swipe left/right to move through tabs in order',
+                        ),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
               Consumer(
                 builder: (context, ref, child) {
                   final size = ref.watch(

app/lib/features/user/data/models/general_settings.dart

@@ -29,6 +29,8 @@ part 'general_settings.g.dart';
 const _fallbackSearchProvider = 'wikipedia';
 const _fallbackAutocompleteProvider = SearchSuggestionProviders.none;
 
+enum TabBarSwipeAction { switchLastOpened, navigateOrderedTabs }
+
 enum DeleteBrowsingDataType {
   tabs('Open tabs'),
   history('Browsing history'),
@@ -59,6 +61,7 @@ class GeneralSettings with FastEquatable {
   final TabType defaultIntentTabType;
   final bool proxyPrivateTabsTor;
   final bool autoHideTabBar;
+  final TabBarSwipeAction tabBarSwipeAction;
 
   GeneralSettings({
     required this.themeMode,
@@ -74,6 +77,7 @@ class GeneralSettings with FastEquatable {
     required this.defaultCreateTabType,
     required this.defaultIntentTabType,
     required this.autoHideTabBar,
+    required this.tabBarSwipeAction,
   });
 
   GeneralSettings.withDefaults({
@@ -90,6 +94,7 @@ class GeneralSettings with FastEquatable {
     TabType? defaultCreateTabType,
     TabType? defaultIntentTabType,
     bool? autoHideTabBar,
+    TabBarSwipeAction? tabBarSwipeAction,
   }) : themeMode = themeMode ?? ThemeMode.dark,
        enableReadability = enableReadability ?? true,
        enforceReadability = enforceReadability ?? false,
@@ -102,7 +107,9 @@ class GeneralSettings with FastEquatable {
        enableLocalAiFeatures = enableLocalAiFeatures ?? true,
        defaultCreateTabType = defaultCreateTabType ?? TabType.regular,
        defaultIntentTabType = defaultIntentTabType ?? TabType.regular,
-       autoHideTabBar = autoHideTabBar ?? true;
+       autoHideTabBar = autoHideTabBar ?? true,
+       tabBarSwipeAction =
+           tabBarSwipeAction ?? TabBarSwipeAction.switchLastOpened;
 
   factory GeneralSettings.fromJson(Map<String, dynamic> json) =>
       _$GeneralSettingsFromJson(json);
@@ -124,5 +131,6 @@ class GeneralSettings with FastEquatable {
     defaultIntentTabType,
     proxyPrivateTabsTor,
     autoHideTabBar,
+    tabBarSwipeAction,
   ];
 }

app/lib/features/user/data/models/general_settings.g.dart

@@ -37,6 +37,8 @@ abstract class _$GeneralSettingsCWProxy {
 
   GeneralSettings autoHideTabBar(bool autoHideTabBar);
 
+  GeneralSettings tabBarSwipeAction(TabBarSwipeAction tabBarSwipeAction);
+
   /// This function **does support** nullification of nullable fields. All `null` values passed to `non-nullable` fields will be ignored. You can also use `GeneralSettings(...).copyWith.fieldName(...)` to override fields one at a time with nullification support.
   ///
   /// Usage
@@ -57,6 +59,7 @@ abstract class _$GeneralSettingsCWProxy {
     TabType defaultCreateTabType,
     TabType defaultIntentTabType,
     bool autoHideTabBar,
+    TabBarSwipeAction tabBarSwipeAction,
   });
 }
 
@@ -119,6 +122,10 @@ class _$GeneralSettingsCWProxyImpl implements _$GeneralSettingsCWProxy {
   GeneralSettings autoHideTabBar(bool autoHideTabBar) =>
       this(autoHideTabBar: autoHideTabBar);
 
+  @override
+  GeneralSettings tabBarSwipeAction(TabBarSwipeAction tabBarSwipeAction) =>
+      this(tabBarSwipeAction: tabBarSwipeAction);
+
   @override
   /// This function **does support** nullification of nullable fields. All `null` values passed to `non-nullable` fields will be ignored. You can also use `GeneralSettings(...).copyWith.fieldName(...)` to override fields one at a time with nullification support.
   ///
@@ -140,6 +147,7 @@ class _$GeneralSettingsCWProxyImpl implements _$GeneralSettingsCWProxy {
     Object? defaultCreateTabType = const $CopyWithPlaceholder(),
     Object? defaultIntentTabType = const $CopyWithPlaceholder(),
     Object? autoHideTabBar = const $CopyWithPlaceholder(),
+    Object? tabBarSwipeAction = const $CopyWithPlaceholder(),
   }) {
     return GeneralSettings(
       themeMode: themeMode == const $CopyWithPlaceholder()
@@ -200,6 +208,10 @@ class _$GeneralSettingsCWProxyImpl implements _$GeneralSettingsCWProxy {
           ? _value.autoHideTabBar
           // ignore: cast_nullable_to_non_nullable
           : autoHideTabBar as bool,
+      tabBarSwipeAction: tabBarSwipeAction == const $CopyWithPlaceholder()
+          ? _value.tabBarSwipeAction
+          // ignore: cast_nullable_to_non_nullable
+          : tabBarSwipeAction as TabBarSwipeAction,
     );
   }
 }
@@ -241,10 +253,15 @@ GeneralSettings _$GeneralSettingsFromJson(Map<String, dynamic> json) =>
         json['defaultIntentTabType'],
       ),
       autoHideTabBar: json['autoHideTabBar'] as bool?,
+      tabBarSwipeAction: $enumDecodeNullable(
+        _$TabBarSwipeActionEnumMap,
+        json['tabBarSwipeAction'],
+      ),
     );
 
-Map<String, dynamic> _$GeneralSettingsToJson(GeneralSettings instance) =>
+Map<String, dynamic> _$GeneralSettingsToJson(
-    <String, dynamic>{
+  GeneralSettings instance,
+) => <String, dynamic>{
   'themeMode': _$ThemeModeEnumMap[instance.themeMode]!,
   'enableReadability': instance.enableReadability,
   'enforceReadability': instance.enforceReadability,
@@ -262,7 +279,8 @@ Map<String, dynamic> _$GeneralSettingsToJson(GeneralSettings instance) =>
   'defaultIntentTabType': _$TabTypeEnumMap[instance.defaultIntentTabType]!,
   'proxyPrivateTabsTor': instance.proxyPrivateTabsTor,
   'autoHideTabBar': instance.autoHideTabBar,
-    };
+  'tabBarSwipeAction': _$TabBarSwipeActionEnumMap[instance.tabBarSwipeAction]!,
+};
 
 const _$ThemeModeEnumMap = {
   ThemeMode.system: 'system',
@@ -292,3 +310,8 @@ const _$TabTypeEnumMap = {
   TabType.private: 'private',
   TabType.child: 'child',
 };
+
+const _$TabBarSwipeActionEnumMap = {
+  TabBarSwipeAction.switchLastOpened: 'switchLastOpened',
+  TabBarSwipeAction.navigateOrderedTabs: 'navigateOrderedTabs',
+};

app/lib/features/user/domain/repositories/general_settings.dart

@@ -96,6 +96,10 @@ class GeneralSettingsRepository extends _$GeneralSettingsRepository {
         DriftSqlType.bool,
         db.typeMapping,
       ),
+      'tabBarSwipeAction': settings['tabBarSwipeAction']?.readAs(
+        DriftSqlType.string,
+        db.typeMapping,
+      ),
     });
   }
 

app/lib/features/user/domain/repositories/general_settings.g.dart

@@ -27,7 +27,7 @@ final generalSettingsWithDefaultsProvider =
 typedef GeneralSettingsWithDefaultsRef =
     AutoDisposeProviderRef<GeneralSettings>;
 String _$generalSettingsRepositoryHash() =>
-    r'43f314d1c0d318d8c28afd38fee5f2416a26f423';
+    r'e311760a7773109a90c28275262883fcca348bbb';
 
 /// See also [GeneralSettingsRepository].
 @ProviderFor(GeneralSettingsRepository)