Fixed a bug with previous clients receiving last messages whenever user opens up a new instance of chat.

Author: przucidlo

src/app/chatroom/ChatRoomAPI.js

@@ -1,7 +1,12 @@
 
 export const subscribeChatRoom = (socketSubscribe, addMessage, chatRoomId) => {
+ let alreadyFetchedLastMessages = false;
+ 
  socketSubscribe('/user/topic/chatroom/' + chatRoomId, {id: 'user-chatroom-' + chatRoomId}, (payload) => {
- handleMessageResponse(addMessage, payload, chatRoomId)
+ if(!alreadyFetchedLastMessages){
+ handleMessageResponse(addMessage, payload, chatRoomId);
+ alreadyFetchedLastMessages = true;
+ }
  })
 
  socketSubscribe('/topic/chatroom/' + chatRoomId, {id: 'chatroom-' + chatRoomId}, (payload) => {