updated chat andlayout

backend/social/chat/views.py

@@ -241,12 +241,26 @@ class MessageViewSet(viewsets.ModelViewSet):
                 mt = 'FILE'
             MessageFile.objects.create(message=message, file=f, media_type=mt)
 
+        from django.conf import settings
+        avatar_url = (settings.MEDIA_URL + request.user.avatar.name) if request.user.avatar else None
+        media_files_data = [
+            {
+                'id': f.id,
+                'file': settings.MEDIA_URL + f.file.name if f.file else '',
+                'media_type': f.media_type,
+                'uploaded_at': f.uploaded_at.isoformat(),
+            }
+            for f in message.media_files.all()
+        ]
         _broadcast(chat.id, {
             'type': 'chat.message',
             'message_id': message.id,
             'message': message.content,
+            'sender_id': request.user.id,
             'sender': request.user.username,
-            'has_files': message.media_files.exists(),
+            'sender_avatar': avatar_url,
+            'reply_to_id': message.reply_to_id,
+            'media_files': media_files_data,
         })
 
         return Response(