From 0eaed5617357250c696d5a4e396127256b41e4c5 Mon Sep 17 00:00:00 2001
From: bcssov <nxsovereign@gmail.com>
Date: Thu, 17 Nov 2022 07:49:26 +0100
Subject: [PATCH] Handle steam api not initializing properly on linux

---
 src/IronyModManager.GameHandler/Program.cs    |  1 +
 .../Platforms/SteamHandler.cs                 | 45 ++++++++++++++++++-
 2 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/src/IronyModManager.GameHandler/Program.cs b/src/IronyModManager.GameHandler/Program.cs
index f4804d25..8e8e95d9 100644
--- a/src/IronyModManager.GameHandler/Program.cs
+++ b/src/IronyModManager.GameHandler/Program.cs
@@ -72,6 +72,7 @@ private static async Task MainAsync()
                 {
                     Console.WriteLine("Checking whether steam is running using direct steam integration method.");
                     await handler.InitAsync(commandLineArgs.SteamAppId.GetValueOrDefault());
+                    await handler.ShutdownAPIAsync();
                 }
                 Console.WriteLine("Done exiting.");
                 Environment.Exit(0);
diff --git a/src/IronyModManager.IO/Platforms/SteamHandler.cs b/src/IronyModManager.IO/Platforms/SteamHandler.cs
index c5f8a905..bdebc569 100644
--- a/src/IronyModManager.IO/Platforms/SteamHandler.cs
+++ b/src/IronyModManager.IO/Platforms/SteamHandler.cs
@@ -14,7 +14,9 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.IO;
 using System.Linq;
+using System.Runtime.InteropServices;
 using System.Threading.Tasks;
 using IronyModManager.IO.Common.Platforms;
 using IronyModManager.Shared;
@@ -52,6 +54,11 @@ public class SteamHandler : ISteam
         /// </summary>
         private const int MaxAttempts = 60 * 4;
 
+        /// <summary>
+        /// The steam application identifier file
+        /// </summary>
+        private const string SteamAppIdFile = "steam_appid.txt";
+
         /// <summary>
         /// The steam launch
         /// </summary>
@@ -118,13 +125,14 @@ public async Task<bool> InitAlternateAsync()
         /// <returns>A Task&lt;System.Boolean&gt; representing the asynchronous operation.</returns>
         public async Task<bool> InitAsync(long appId)
         {
-            SetAppId(appId);
+            await SetAppId(appId);
 
             var canProceed = true;
             if (!SteamAPI.IsSteamRunning())
             {
                 if (!await OpenAsync(SteamLaunch))
                 {
+                    CleanupAppId();
                     return false;
                 }
                 var runCheckAttempts = 0;
@@ -166,9 +174,31 @@ public async Task<bool> InitAsync(long appId)
         public Task<bool> ShutdownAPIAsync()
         {
             SteamAPI.Shutdown();
+            CleanupAppId();
             return Task.FromResult(true);
         }
 
+        /// <summary>
+        /// Cleanups the application identifier.
+        /// </summary>
+        private void CleanupAppId()
+        {
+            try
+            {
+                if (File.Exists(SteamAppIdFile))
+                {
+                    var fileInfo = new System.IO.FileInfo(SteamAppIdFile)
+                    {
+                        Attributes = FileAttributes.Normal
+                    };
+                    fileInfo.Delete();
+                }
+            }
+            catch
+            {
+            }
+        }
+
         /// <summary>
         /// Initialize and validate as an asynchronous operation.
         /// </summary>
@@ -215,12 +245,23 @@ private Task<bool> OpenAsync(string command)
         /// Sets the application identifier.
         /// </summary>
         /// <param name="appId">The application identifier.</param>
-        private void SetAppId(long appId)
+        /// <returns>System.Threading.Tasks.Task.</returns>
+        private async Task SetAppId(long appId)
         {
             var appIdValue = appId.ToString();
             Environment.SetEnvironmentVariable("SteamAppId", appIdValue);
             Environment.SetEnvironmentVariable("SteamOverlayGameId", appIdValue);
             Environment.SetEnvironmentVariable("SteamGameId", appIdValue);
+            if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            {
+                try
+                {
+                    await File.WriteAllTextAsync(SteamAppIdFile, appIdValue);
+                }
+                catch
+                {
+                }
+            }
         }
 
         #endregion Methods