From 2e63c0f305911b2984fbb84984b60de670db43a6 Mon Sep 17 00:00:00 2001
From: Juliusz Chroboczek <jch@irif.fr>
Date: Wed, 23 Sep 2020 21:22:55 +0200
Subject: [PATCH] Error handling when attempting chat on closed connection.

---
 static/sfu.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/static/sfu.js b/static/sfu.js
index 767d294..33ec084 100644
--- a/static/sfu.js
+++ b/static/sfu.js
@@ -1437,6 +1437,11 @@ function handleInput() {
         me = false;
     }
 
+    if(!serverConnection || !serverConnection.socket) {
+        displayError("Not connected.");
+        return;
+    }
+
     let username = getUsername();
     if(!username) {
         displayError("Sorry, you're anonymous, you cannot chat");