From 043978cfbd5a8359c6d6149658bec8365fac4f10 Mon Sep 17 00:00:00 2001
From: Amir Ghezelbash <63250054+thisisamir98@users.noreply.github.com>
Date: Mon, 27 Jul 2020 16:38:11 +0430
Subject: [PATCH] refactor: Fix typo and make callParticipantChangedHandler
 optional (#3135)

---
 packages/bot-handler-avs/src/AVSHandler.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/packages/bot-handler-avs/src/AVSHandler.ts b/packages/bot-handler-avs/src/AVSHandler.ts
index ce6ad60694..d8014bbb7e 100644
--- a/packages/bot-handler-avs/src/AVSHandler.ts
+++ b/packages/bot-handler-avs/src/AVSHandler.ts
@@ -159,7 +159,7 @@ export class AVSHandler extends MessageHandler {
     wCall: Wcall,
     selfUserId: string,
     selfClientId: string,
-    callPrticipantChangedHandler: WcallParticipantChangedHandler = () => {},
+    callParticipantChangedHandler?: WcallParticipantChangedHandler,
   ): number => {
     /* cspell:disable */
     const wUser = wCall.create(
@@ -179,7 +179,10 @@ export class AVSHandler extends MessageHandler {
       () => {}, // vstateh
     );
 
-    wCall.setParticipantChangedHandler(wUser, callPrticipantChangedHandler);
+    if (callParticipantChangedHandler) {
+      wCall.setParticipantChangedHandler(wUser, callParticipantChangedHandler);
+    }
+
     return wUser;
   };