change websocket message structure

backend/routers/comments.py

@@ -21,7 +21,7 @@ async def create_comment(place: str, connect_id: str = Cookie(...), comment: sch
     user = crud.get_user(connect_id, db)
     if user:
         saved_comment = crud.create_comment(user, place, comment, db)
-        await manager.broadcast(json.dumps(saved_comment.dict(), default=str))
+        await manager.broadcast(json.dumps({"type": "comment", "comment": saved_comment.dict()}, default=str))
         return saved_comment
     else:
         raise Exception

frontend/src/components/Comments.js

@@ -117,9 +117,9 @@ export default function Messages({ place, infos, lastMessage }) {
   useEffect(() => {
     if (lastMessage?.data) {
       let new_message = JSON.parse(lastMessage.data);
-      if (new_message.username != user) {
+      if (new_message.type == "comment" && new_message.comment.username != user) {
         setMessages((messages) => {
-          messages.push(new_message);
+          messages.push(new_message.comment);
           return messages;
         });
       }