chat support

lib/providers/chat_unread_provider.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/material.dart';
+
+class ChatUnreadProvider extends ChangeNotifier {
+  int _unreadCount = 0;
+  bool _chatOpen = false;
+
+  int get unreadCount => _unreadCount;
+  bool get isChatOpen => _chatOpen;
+
+  /// 📩 Called when ADMIN sends message
+  void increment() {
+    if (!_chatOpen) {
+      _unreadCount++;
+      notifyListeners();
+    }
+  }
+
+  /// 👁 Called when chat screen is opened
+  void setChatOpen(bool open) {
+    _chatOpen = open;
+
+    if (open) {
+      _unreadCount = 0; // reset badge when user opens chat
+    }
+
+    notifyListeners();
+  }
+
+  /// 🔁 Manual reset (optional)
+  void reset() {
+    _unreadCount = 0;
+    notifyListeners();
+  }
+}