favorites handling only

lib/screens/contacts_screen.dart

@@ -13,6 +13,7 @@ import '../connector/meshcore_protocol.dart';
 import '../models/contact.dart';
 import '../models/contact_group.dart';
 import '../storage/contact_group_store.dart';
+import '../storage/contact_settings_store.dart';
 import '../utils/contact_search.dart';
 import '../utils/dialog_utils.dart';
 import '../utils/disconnect_navigation_mixin.dart';
@@ -481,6 +482,7 @@ class _ContactsScreenState extends State<ContactsScreen>
                         contact: contact,
                         lastSeen: _resolveLastSeen(contact),
                         unreadCount: unreadCount,
+                        isFavorite: contact.isFavorite,
                         onTap: () => _openChat(context, contact),
                         onLongPress: () =>
                             _showContactOptions(context, connector, contact),
@@ -517,6 +519,7 @@ class _ContactsScreenState extends State<ContactsScreen>
         })
         .where((group) {
           if (_typeFilter == ContactTypeFilter.all) return true;
+          if (_typeFilter == ContactTypeFilter.favorites) return false;
           for (final key in group.memberKeys) {
             final contact = contactsByKey[key];
             if (contact != null && _matchesTypeFilter(contact)) return true;
@@ -591,6 +594,8 @@ class _ContactsScreenState extends State<ContactsScreen>
     switch (_typeFilter) {
       case ContactTypeFilter.all:
         return true;
+      case ContactTypeFilter.favorites:
+        return contact.isFavorite;
       case ContactTypeFilter.users:
         return contact.type == advTypeChat;
       case ContactTypeFilter.repeaters:
@@ -981,6 +986,7 @@ class _ContactsScreenState extends State<ContactsScreen>
   ) {
     final isRepeater = contact.type == advTypeRepeater;
     final isRoom = contact.type == advTypeRoom;
+    final isFavorite = contact.isFavorite;
 
     showModalBottomSheet(
       context: context,
@@ -1087,6 +1093,21 @@ class _ContactsScreenState extends State<ContactsScreen>
                 },
               ),
             ],
+            ListTile(
+              leading: Icon(
+                isFavorite ? Icons.star : Icons.star_border,
+                color: Colors.amber[700],
+              ),
+              title: Text(
+                isFavorite
+                    ? '${context.l10n.common_remove} ${context.l10n.listFilter_favorites}'
+                    : '${context.l10n.common_add} ${context.l10n.listFilter_favorites}',
+              ),
+              onTap: () async {
+                Navigator.pop(sheetContext);
+                await connector.setContactFavorite(contact, !isFavorite);
+              },
+            ),
             ListTile(
               leading: const Icon(Icons.copy),
               title: Text(context.l10n.contacts_ShareContact),
@@ -1155,6 +1176,7 @@ class _ContactTile extends StatelessWidget {
   final Contact contact;
   final DateTime lastSeen;
   final int unreadCount;
+  final bool isFavorite;
   final VoidCallback onTap;
   final VoidCallback onLongPress;
 
@@ -1162,6 +1184,7 @@ class _ContactTile extends StatelessWidget {
     required this.contact,
     required this.lastSeen,
     required this.unreadCount,
+    required this.isFavorite,
     required this.onTap,
     required this.onLongPress,
   });
@@ -1214,6 +1237,9 @@ class _ContactTile extends StatelessWidget {
               Row(
                 mainAxisSize: MainAxisSize.min,
                 children: [
+                  if (isFavorite)
+                    Icon(Icons.star, size: 14, color: Colors.amber[700]),
+                  if (isFavorite && contact.hasLocation) const SizedBox(width: 2),
                   if (contact.hasLocation)
                     Icon(Icons.location_on, size: 14, color: Colors.grey[400]),
                 ],