add support for userdev launch in ide

add template for user plugins

CringePlugins.MSBuild/GenerateRunConfig.cs

@@ -0,0 +1,86 @@
+using System;
+using System.IO;
+using Microsoft.Build.Framework;
+using Microsoft.Build.Utilities;
+using Microsoft.Win32;
+
+namespace CringePlugins.MSBuild;
+
+public class GenerateRunConfig : Task
+{
+    [Required] public required string RunConfigPath { get; set; }
+
+    [Required] public required string ProjectName { get; set; }
+
+    private const string RunConfigTemplate = """
+                                             {
+                                               "$schema": "http://json.schemastore.org/launchsettings.json",
+                                               "profiles": {
+                                                 "$projectName$ Dev Client": {
+                                                   "commandName": "Executable",
+                                                   "executablePath": "BootstrapExecutablePathPlaceholder",
+                                                   "commandLineArgs": "\"GameExecutablePathPlaceholder\"",
+                                                   "environmentVariables": {
+                                                     "DOTNET_BOOTSTRAP_ENTRYPOINT": "CringeLauncher.UserDev.UserDevLauncher, CringeLauncher",
+                                                     "DOTNET_USERDEV_RUNDIR": "data",
+                                                     "DOTNET_USERDEV_PLUGINDIR": "."
+                                                   }
+                                                 }
+                                               }
+                                             }
+                                             """;
+
+    public override bool Execute()
+    {
+        if (Environment.OSVersion.Platform != PlatformID.Win32NT)
+        {
+            Log.LogError("Only windows is supported");
+            return false;
+        }
+        
+        // branch off so jit wont notice in case Win32 package is missing from sdk distribution on non-windows platforms
+        // too lazy to test if it actually is missing
+        return ExecuteInternal();
+    }
+
+    private bool ExecuteInternal()
+    {
+        string? GetInstallLocation(RegistryKey baseKey, string subKey)
+        {
+            using var key = baseKey.OpenSubKey(subKey);
+            return key?.GetValue("InstallLocation") as string;
+        }
+
+        var gamePath = GetInstallLocation(Registry.LocalMachine,
+            @"Software\Microsoft\Windows\CurrentVersion\Uninstall\Steam App 244850");
+        var bootstrapPath = GetInstallLocation(Registry.CurrentUser,
+            @"Software\Microsoft\Windows\CurrentVersion\Uninstall\CringeLauncher");
+
+        if (string.IsNullOrEmpty(gamePath))
+        {
+            Log.LogError("Failed to find Space Engineers install location");
+            return false;
+        }
+        
+        if (string.IsNullOrEmpty(bootstrapPath))
+        {
+            Log.LogError("Failed to find CringeLauncher install location");
+            return false;
+        }
+        
+        gamePath = Path.Combine(gamePath, @"Bin64\SpaceEngineers.exe").Replace(@"\", @"\\");
+        bootstrapPath = Path.Combine(bootstrapPath, @"current\CringeBootstrap.exe").Replace(@"\", @"\\");
+
+        var runConfigText = RunConfigTemplate
+            .Replace("BootstrapExecutablePathPlaceholder", bootstrapPath)
+            .Replace("GameExecutablePathPlaceholder", gamePath)
+            .Replace("$projectName$", ProjectName);
+        
+        var runConfigDir = Path.GetDirectoryName(RunConfigPath);
+        if (runConfigDir is not null && !Directory.Exists(runConfigDir))
+            Directory.CreateDirectory(runConfigDir);
+
+        File.WriteAllText(RunConfigPath, runConfigText);
+        return true;
+    }
+}