Merge pull request #6359 from jfsiebel/unread-chat-notification

Fix unread chat notification.

bigbluebutton-html5/imports/ui/services/unread-messages/index.js

@@ -40,10 +40,12 @@ class UnreadMessagesTracker {
       sender: { $ne: Auth.userID },
     };
     if (chatID === PUBLIC_GROUP_CHAT_ID) {
-      filter.chatId = { $not: { $ne: chatID } };
+      filter.chatId = { $eq: chatID };
     } else {
       const privateChat = GroupChat.findOne({ users: { $all: [chatID, Auth.userID] } });
 
+      filter.chatId = { $ne: PUBLIC_GROUP_CHAT_ID };
+
       if (privateChat) {
         filter.chatId = privateChat.chatId;
       }