From e77ef4de2627b1bbce951832813728e858bb6799 Mon Sep 17 00:00:00 2001
From: Evil Factory <36804725+evilfactory@users.noreply.github.com>
Date: Fri, 22 Apr 2022 15:53:44 -0300
Subject: [PATCH] Check thread access before executing any Lua function, if
 thats the case, throw a warning and ignore

---
 .../BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs      | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Barotrauma/BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs b/Barotrauma/BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs
index 960a97981..3c5df8cb7 100644
--- a/Barotrauma/BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs
+++ b/Barotrauma/BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs
@@ -11,6 +11,7 @@ using HarmonyLib;
 using System.Runtime.CompilerServices;
 using System.Linq;
 using System.Reflection;
+using System.Threading;
 
 [assembly: InternalsVisibleTo(Barotrauma.CsScriptBase.NET_SCRIPT_ASSEMBLY, AllInternalsVisible = true)]
 [assembly: InternalsVisibleTo(Barotrauma.CsScriptBase.NET_ONE_TIME_SCRIPT_ASSEMBLY, AllInternalsVisible = true)]
@@ -301,6 +302,12 @@ namespace Barotrauma
 		}
 		public object CallLuaFunction(object function, params object[] arguments)
 		{
+			if (Thread.CurrentThread != GameMain.MainThread)
+            {
+				PrintMessage($"Warning: Tried to call Lua function outside of the main thread. Arguments = {string.Join(' ', arguments)}, {Environment.StackTrace}");
+				return null;
+            }
+
 			try
 			{
 				return lua.Call(function, arguments);