From bd78051a9d7b31b46c909436fa0284018f06a71e Mon Sep 17 00:00:00 2001
From: chylex <contact@chylex.com>
Date: Sun, 15 Aug 2021 20:00:15 +0200
Subject: [PATCH] Fix viewer crashing when a message references a channel/user
 that is not saved (app)

Closes #148
---
 app/Resources/Viewer/scripts/state.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/app/Resources/Viewer/scripts/state.js b/app/Resources/Viewer/scripts/state.js
index a164771..5a1d456 100644
--- a/app/Resources/Viewer/scripts/state.js
+++ b/app/Resources/Viewer/scripts/state.js
@@ -317,15 +317,18 @@ const STATE = (function() {
 		},
 		
 		getChannelName(channel) {
-			return loadedFileMeta.channels[channel].name || channel;
+			const channelObj = loadedFileMeta.channels[channel];
+			return (channelObj && channelObj.name) || channel;
 		},
 		
 		getUserTag(user) {
-			return loadedFileMeta.users[user].tag;
+			const userObj = loadedFileMeta.users[user];
+			return (userObj && userObj.tag) || "????";
 		},
 		
 		getUserName(user) {
-			return loadedFileMeta.users[user].name || user;
+			const userObj = loadedFileMeta.users[user];
+			return (userObj && userObj.name) || user;
 		},
 		
 		selectChannel(channel) {