From 0653961071f70c4b28d6ce5842df25adfdd12201 Mon Sep 17 00:00:00 2001
From: Corey Cole <coreyleoc@gmail.com>
Date: Thu, 2 Jan 2020 15:43:16 -0800
Subject: [PATCH] fix(signaling): save reference to peer connection before
 removing it

Before, the peer connection would always be null when we null check it. Now we save a reference to it when it is removed so we can properly call `pc.close()`
---
 lib/src/call_sample/signaling.dart | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/src/call_sample/signaling.dart b/lib/src/call_sample/signaling.dart
index 76c9e83..11ef011 100644
--- a/lib/src/call_sample/signaling.dart
+++ b/lib/src/call_sample/signaling.dart
@@ -201,7 +201,7 @@ class Signaling {
       case 'leave':
         {
           var id = data;
-          _peerConnections.remove(id);
+          var pc = _peerConnections.remove(id);
           _dataChannels.remove(id);
 
           if (_localStream != null) {
@@ -209,10 +209,8 @@ class Signaling {
             _localStream = null;
           }
 
-          var pc = _peerConnections[id];
           if (pc != null) {
             pc.close();
-            _peerConnections.remove(id);
           }
           this._sessionId = null;
           if (this.onStateChange != null) {