feat: Integrate ShadSonner for improved toast notifications across multiple screens

lib/screens/add_supplement_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 import 'package:uuid/uuid.dart';
 
 import '../models/ingredient.dart';
@@ -571,10 +572,17 @@ class _AddSupplementScreenState extends State<AddSupplementScreen> {
           .toList();
 
       if (validIngredients.isEmpty) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content:
-                Text('Please add at least one ingredient with name and amount'),
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Please add at least one ingredient with name and amount'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
         return;
@@ -611,21 +619,36 @@ class _AddSupplementScreenState extends State<AddSupplementScreen> {
         if (mounted) {
           Navigator.of(context).pop();
 
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text(widget.supplement != null
+          final sonner = ShadSonner.of(context);
+          final id = DateTime.now().millisecondsSinceEpoch;
+          sonner.show(
+            ShadToast(
+              id: id,
+              title: Text(widget.supplement != null
                   ? 'Supplement updated successfully!'
                   : 'Supplement added successfully!'),
-              backgroundColor: Colors.green,
+              action: ShadButton(
+                size: ShadButtonSize.sm,
+                child: const Text('Dismiss'),
+                onPressed: () => sonner.hide(id),
+              ),
             ),
           );
         }
       } catch (e) {
         if (mounted) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text('Error: ${e.toString()}'),
-              backgroundColor: Colors.red,
+          final sonner = ShadSonner.of(context);
+          final id = DateTime.now().millisecondsSinceEpoch;
+          sonner.show(
+            ShadToast(
+              id: id,
+              title: const Text('Error'),
+              description: Text('${e.toString()}'),
+              action: ShadButton(
+                size: ShadButtonSize.sm,
+                child: const Text('Dismiss'),
+                onPressed: () => sonner.hide(id),
+              ),
             ),
           );
         }

lib/screens/archived_supplements_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 import 'package:supplements/widgets/info_chip.dart';
 
 import '../models/supplement.dart';
@@ -97,10 +98,9 @@ class _ArchivedSupplementsScreenState extends State<ArchivedSupplementsScreen> {
             onPressed: () {
               context.read<SupplementProvider>().unarchiveSupplement(supplement.id!);
               Navigator.of(context).pop();
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text('${supplement.name} unarchived'),
-                  backgroundColor: Colors.green,
+              ShadSonner.of(context).show(
+                ShadToast(
+                  title: Text('${supplement.name} unarchived'),
                 ),
               );
             },
@@ -128,10 +128,9 @@ class _ArchivedSupplementsScreenState extends State<ArchivedSupplementsScreen> {
             onPressed: () {
               context.read<SupplementProvider>().deleteArchivedSupplement(supplement.id!);
               Navigator.of(context).pop();
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text('${supplement.name} deleted permanently'),
-                  backgroundColor: Colors.red,
+              ShadSonner.of(context).show(
+                ShadToast(
+                  title: Text('${supplement.name} deleted permanently'),
                 ),
               );
             },

lib/screens/debug_notifications_screen.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 import 'package:supplements/providers/supplement_provider.dart';
 import 'package:supplements/services/notification_debug_store.dart';
 import 'package:supplements/services/simple_notification_service.dart';
@@ -168,8 +169,10 @@ class _DebugNotificationsScreenState extends State<DebugNotificationsScreen> {
     await SimpleNotificationService.instance.cancelById(id);
     await _load();
     if (!mounted) return;
-    ScaffoldMessenger.of(context).showSnackBar(
-      SnackBar(content: Text('Canceled notification $id')),
+    ShadSonner.of(context).show(
+      ShadToast(
+        title: Text('Canceled notification $id'),
+      ),
     );
   }
 
@@ -177,8 +180,10 @@ class _DebugNotificationsScreenState extends State<DebugNotificationsScreen> {
     await SimpleNotificationService.instance.cancelAll();
     await _load();
     if (!mounted) return;
-    ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Canceled all notifications')),
+    ShadSonner.of(context).show(
+      const ShadToast(
+        title: Text('Canceled all notifications'),
+      ),
     );
   }
 
@@ -186,15 +191,19 @@ class _DebugNotificationsScreenState extends State<DebugNotificationsScreen> {
     await NotificationDebugStore.instance.clear();
     await _load();
     if (!mounted) return;
-    ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Cleared debug log')),
+    ShadSonner.of(context).show(
+      const ShadToast(
+        title: Text('Cleared debug log'),
+      ),
     );
   }
 
   void _copyToClipboard(String text) {
     Clipboard.setData(ClipboardData(text: text));
-    ScaffoldMessenger.of(context).showSnackBar(
-      const SnackBar(content: Text('Copied to clipboard')),
+    ShadSonner.of(context).show(
+      const ShadToast(
+        title: Text('Copied to clipboard'),
+      ),
     );
   }
 
@@ -280,8 +289,10 @@ class _DebugNotificationsScreenState extends State<DebugNotificationsScreen> {
                   isSingle: true, // This is a single notification
                 );
                 if (!mounted) return;
-                ScaffoldMessenger.of(context).showSnackBar(
-                  const SnackBar(content: Text('Test snooze notification sent!')),
+                ShadSonner.of(context).show(
+                  const ShadToast(
+                    title: Text('Test snooze notification sent!'),
+                  ),
                 );
               },
               child: const Text('Send Test Snooze Notification'),

lib/screens/history_screen.dart

@@ -1,8 +1,7 @@
 import 'package:flutter/material.dart';
-import 'package:intl/intl.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 
-import '../providers/settings_provider.dart';
 import '../providers/supplement_provider.dart';
 
 class HistoryScreen extends StatefulWidget {
@@ -350,10 +349,17 @@ class _HistoryScreenState extends State<HistoryScreen> {
                 context.read<SupplementProvider>().loadMonthlyIntakes(_selectedYear, _selectedMonth);
               });
 
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text('$supplementName intake deleted'),
-                  backgroundColor: Colors.red,
+              final sonner = ShadSonner.of(context);
+              final id = DateTime.now().millisecondsSinceEpoch;
+              sonner.show(
+                ShadToast(
+                  id: id,
+                  title: Text('$supplementName intake deleted'),
+                  action: ShadButton(
+                    size: ShadButtonSize.sm,
+                    child: const Text('Dismiss'),
+                    onPressed: () => sonner.hide(id),
+                  ),
                 ),
               );
             },

lib/screens/settings_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 
 import '../providers/settings_provider.dart';
 import 'debug_notifications_screen.dart';
@@ -124,6 +125,7 @@ class SettingsScreen extends StatelessWidget {
                         trailing: DropdownButton<int>(
                           value: settingsProvider.snoozeMinutes,
                           items: const [
+                            DropdownMenuItem(value: 2, child: Text('2 min')),
                             DropdownMenuItem(value: 5, child: Text('5 min')),
                             DropdownMenuItem(value: 10, child: Text('10 min')),
                             DropdownMenuItem(value: 15, child: Text('15 min')),
@@ -301,10 +303,18 @@ class SettingsScreen extends StatelessWidget {
       );
     } catch (e) {
       if (context.mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Invalid time ranges: ${e.toString()}'),
-            backgroundColor: Colors.red,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Invalid time ranges'),
+            description: Text('${e.toString()}'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }

lib/screens/simple_sync_settings_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 
 import '../providers/settings_provider.dart';
 import '../providers/simple_sync_provider.dart';
@@ -553,21 +554,36 @@ class _SimpleSyncSettingsScreenState extends State<SimpleSyncSettingsScreen> {
       final success = await syncProvider.testConnection();
 
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text(success
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: Text(success
                 ? 'Connection successful!'
                 : 'Connection failed. Check your settings.'),
-            backgroundColor: success ? Colors.green : Colors.red,
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }
     } catch (e) {
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Connection test failed: $e'),
-            backgroundColor: Colors.red,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Connection test failed'),
+            description: Text('$e'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }
@@ -596,19 +612,34 @@ class _SimpleSyncSettingsScreenState extends State<SimpleSyncSettingsScreen> {
       );
 
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content: Text('Configuration saved successfully!'),
-            backgroundColor: Colors.green,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Configuration saved successfully!'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }
     } catch (e) {
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Failed to save configuration: $e'),
-            backgroundColor: Colors.red,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Failed to save configuration'),
+            description: Text('$e'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }
@@ -622,19 +653,34 @@ class _SimpleSyncSettingsScreenState extends State<SimpleSyncSettingsScreen> {
       await syncProvider.syncDatabase(isAutoSync: false);
 
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content: Text('Manual sync completed!'),
-            backgroundColor: Colors.green,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Manual sync completed!'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }
     } catch (e) {
       if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Manual sync failed: $e'),
-            backgroundColor: Colors.red,
+        final sonner = ShadSonner.of(context);
+        final id = DateTime.now().millisecondsSinceEpoch;
+        sonner.show(
+          ShadToast(
+            id: id,
+            title: const Text('Manual sync failed'),
+            description: Text('$e'),
+            action: ShadButton(
+              size: ShadButtonSize.sm,
+              child: const Text('Dismiss'),
+              onPressed: () => sonner.hide(id),
+            ),
           ),
         );
       }

lib/screens/supplements_list_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:shadcn_ui/shadcn_ui.dart';
 
 import '../models/supplement.dart';
 import '../providers/settings_provider.dart';
@@ -308,10 +309,9 @@ class SupplementsListScreen extends StatelessWidget {
             onPressed: () {
               context.read<SupplementProvider>().deleteSupplement(supplement.id!);
               Navigator.of(context).pop();
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text('${supplement.name} deleted'),
-                  backgroundColor: Colors.red,
+              ShadSonner.of(context).show(
+                ShadToast(
+                  title: Text('${supplement.name} deleted'),
                 ),
               );
             },
@@ -338,10 +338,9 @@ class SupplementsListScreen extends StatelessWidget {
             onPressed: () {
               context.read<SupplementProvider>().archiveSupplement(supplement.id!);
               Navigator.of(context).pop();
-              ScaffoldMessenger.of(context).showSnackBar(
-                SnackBar(
-                  content: Text('${supplement.name} archived'),
-                  backgroundColor: Colors.orange,
+              ShadSonner.of(context).show(
+                ShadToast(
+                  title: Text('${supplement.name} archived'),
                 ),
               );
             },