refactor dialogs

app/lib/features/user/domain/presentation/dialogs/quit_browser_dialog.dart

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2024-2025 Fabian Freund.
+ *
+ * This file is part of WebLibre
+ * (see https://weblibre.eu).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import 'package:flutter/material.dart';
+
+/// Shows a confirmation dialog for quitting the browser.
+///
+/// Returns true if the user confirms, false if cancelled, null if dismissed.
+Future<bool?> showQuitBrowserDialog(BuildContext context) {
+  return showDialog<bool?>(
+    context: context,
+    builder: (BuildContext context) {
+      return AlertDialog(
+        icon: const Icon(Icons.warning),
+        title: const Text('Quit Browser'),
+        content: const Text(
+          'This will properly shutdown the browser and clear private tabs',
+        ),
+        actions: <Widget>[
+          TextButton(
+            onPressed: () {
+              Navigator.pop(context, false);
+            },
+            child: const Text('Cancel'),
+          ),
+          TextButton(
+            onPressed: () {
+              Navigator.pop(context, true);
+            },
+            child: const Text('Quit'),
+          ),
+        ],
+      );
+    },
+  );
+}

app/lib/features/user/domain/presentation/dialogs/select_profile.dart

@@ -22,6 +22,7 @@ import 'package:flutter_material_design_icons/flutter_material_design_icons.dart
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:weblibre/core/filesystem.dart';
 import 'package:weblibre/core/routing/routes.dart';
+import 'package:weblibre/features/user/domain/presentation/dialogs/quit_browser_dialog.dart';
 import 'package:weblibre/features/user/domain/presentation/utils/profile_switch_handler.dart';
 import 'package:weblibre/features/user/domain/repositories/profile.dart';
 import 'package:weblibre/presentation/widgets/failure_widget.dart';
@@ -70,32 +71,7 @@ class SelectProfileDialog extends HookConsumerWidget {
           iconAlignment: IconAlignment.start,
           label: const Text('Quit Browser'),
           onPressed: () async {
-            final result = await showDialog<bool?>(
-              context: context,
-              builder: (BuildContext context) {
-                return AlertDialog(
-                  icon: const Icon(Icons.warning),
-                  title: const Text('Quit Browser'),
-                  content: const Text(
-                    'This will properly shutdown the browser and clear private tabs',
-                  ),
-                  actions: <Widget>[
-                    TextButton(
-                      onPressed: () {
-                        Navigator.pop(context, false);
-                      },
-                      child: const Text('Cancel'),
-                    ),
-                    TextButton(
-                      onPressed: () {
-                        Navigator.pop(context, true);
-                      },
-                      child: const Text('Quit'),
-                    ),
-                  ],
-                );
-              },
-            );
+            final result = await showQuitBrowserDialog(context);
 
             if (result == true) {
               await exitApp(ref.container);

app/lib/features/user/domain/presentation/dialogs/switch_profile_dialog.dart

@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2024-2025 Fabian Freund.
+ *
+ * This file is part of WebLibre
+ * (see https://weblibre.eu).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import 'package:flutter/material.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:go_router/go_router.dart';
+
+/// Result of the switch profile dialog.
+/// - `shouldSwitch`: Whether the user confirmed the switch.
+/// - `clearCache`: Whether to clear the shared cache.
+typedef SwitchProfileDialogResult = ({bool shouldSwitch, bool clearCache});
+
+/// Shows a confirmation dialog for switching user profiles.
+///
+/// Returns a [SwitchProfileDialogResult] if the user confirms, or null if dismissed.
+/// If [duplicateMozillaProfile] is provided, shows an option to clear shared cache.
+Future<SwitchProfileDialogResult?> showSwitchProfileDialog(
+  BuildContext context, {
+  required String profileName,
+  String? duplicateMozillaProfile,
+}) {
+  return showDialog<SwitchProfileDialogResult>(
+    context: context,
+    builder: (context) => HookBuilder(
+      builder: (context) {
+        final clearCache = useState(false);
+
+        return AlertDialog(
+          icon: const Icon(Icons.warning),
+          title: const Text('Switch User'),
+          content: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Text(
+                "Switching to User '$profileName' will require a restart of the Browser.",
+                style: const TextStyle(fontWeight: FontWeight.bold),
+              ),
+              const SizedBox(height: 8),
+              if (duplicateMozillaProfile != null)
+                SwitchListTile(
+                  contentPadding: EdgeInsets.zero,
+                  value: clearCache.value,
+                  title: const Text('Clear Shared Cache'),
+                  subtitle: const Text(
+                    'This User has been created based on an exisiting Mozilla Profile Identifier. Clearing cache will affect all linked accounts.',
+                  ),
+                  onChanged: (value) {
+                    clearCache.value = value;
+                  },
+                ),
+            ],
+          ),
+          actions: [
+            TextButton(
+              onPressed: () {
+                context.pop((shouldSwitch: false, clearCache: false));
+              },
+              child: const Text('Cancel'),
+            ),
+            TextButton(
+              onPressed: () {
+                context.pop((shouldSwitch: true, clearCache: clearCache.value));
+              },
+              child: const Text('Switch Profile'),
+            ),
+          ],
+        );
+      },
+    ),
+  );
+}