From 44e650d175d153860362d607e55ebd3b269cf684 Mon Sep 17 00:00:00 2001
From: Joffrey JAFFEUX <j.jaffeux@gmail.com>
Date: Tue, 9 May 2023 23:52:46 +0200
Subject: [PATCH] FIX: prevents fast channel switching to cause an error
 (#21461)

`this.users` would end up being nil and `this.users.filter` would generate an exception.
---
 .../javascripts/discourse/components/chat-replying-indicator.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/chat/assets/javascripts/discourse/components/chat-replying-indicator.js b/plugins/chat/assets/javascripts/discourse/components/chat-replying-indicator.js
index cfd21404eae..056c1c64a3a 100644
--- a/plugins/chat/assets/javascripts/discourse/components/chat-replying-indicator.js
+++ b/plugins/chat/assets/javascripts/discourse/components/chat-replying-indicator.js
@@ -22,7 +22,7 @@ export default class ChatReplyingIndicator extends Component {
   async subscribe() {
     this.presenceChannel = this.presence.getChannel(this.channelName);
     await this.presenceChannel.subscribe();
-    this.users = this.presenceChannel.users;
+    this.users = this.presenceChannel.users || [];
     this.presenceChannel.on("change", this.handlePresenceChange);
   }