From d77ccdf23350038101ce74e5f26cbb1e48f2bf73 Mon Sep 17 00:00:00 2001
From: schlagmichdoch <schlagmichdoch@users.noreply.github.com>
Date: Tue, 19 Sep 2023 17:50:16 +0200
Subject: [PATCH] fix TypeError

---
 index.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 1d08d7d..ddd02ed 100644
--- a/index.js
+++ b/index.js
@@ -174,7 +174,7 @@ class PairDropServer {
                 this._onDisconnect(sender);
                 break;
             case 'pong':
-                this._keepAliveTimers[sender.id].lastBeat = Date.now();
+                this._setKeepAliveTimerToNow(sender);
                 break;
             case 'join-ip-room':
                 this._joinIpRoom(sender);
@@ -576,6 +576,12 @@ class PairDropServer {
             clearTimeout(this._keepAliveTimers[peer.id].timer);
         }
     }
+
+    _setKeepAliveTimerToNow(peer) {
+        if (this._keepAliveTimers[peer.id]?.lastBeat) {
+            this._keepAliveTimers[peer.id].lastBeat = Date.now();
+        }
+    }
 }