Update editor

Ghost.Editor/ActivationHandler.cs

@@ -1,30 +1,67 @@
-using Ghost.Data.Resources;
-using Ghost.Data.Services;
+using Ghost.Editor.Core;
 using Ghost.Editor.Core.Utilities;
+using Ghost.Editor.Models;
+using Ghost.Engine;
 using Microsoft.UI.Xaml;
+using System.Reflection;
 
 namespace Ghost.Editor;
 
 internal static class ActivationHandler
 {
-    private static void FolderInitialization()
+    public static LaunchArguments ParseArguments(ReadOnlySpan<char> args)
     {
-        if (!Directory.Exists(DataPath.s_applicationDataFolder))
+        var arguments = new LaunchArguments();
+        var properties = typeof(LaunchArguments).GetProperties();
+        var split = args.Split(' ');
+
+        while (split.MoveNext())
         {
-            Directory.CreateDirectory(DataPath.s_applicationDataFolder);
+            var range = split.Current;
+            var arg = args[range.Start..range.End];
+            if (arg.Length > 2)
+            {
+                if (arg[0] == '-' && arg[1] == '-')
+                {
+                    var argName = arg[2..];
+                    foreach (var property in properties)
+                    {
+                        var propName = property.Name;
+                        var attr = property.GetCustomAttributes<ArgumentNameAttribute>(false).FirstOrDefault();
+                        if (attr != null)
+                        {
+                            propName = attr.Name;
+                        }
+
+                        if (argName.Equals(propName, StringComparison.OrdinalIgnoreCase))
+                        {
+                            if (split.MoveNext())
+                            {
+                                var valueRange = split.Current;
+                                var value = args[valueRange.Start..valueRange.End];
+                                var convertedValue = Convert.ChangeType(value.ToString(), property.PropertyType);
+
+                                property.SetValue(arguments, convertedValue);
+                                break;
+                            }
+                        }
+                    }
+                }
+            }
         }
 
-        if (!Directory.Exists(DataPath.s_projectTemplateFolder))
-        {
-            Directory.CreateDirectory(DataPath.s_projectTemplateFolder);
-        }
+        return arguments;
     }
 
-    public static void Handle(LaunchActivatedEventArgs args)
+    public static async Task HandleAsync(LaunchArguments args)
     {
-        FolderInitialization();
-        ProjectService.EnsureDefaultTemplate();
+        await Task.Run(() =>
+        {
+            TypeCache.Init();
+            ((EngineCore)App.GetService<IEngineContext>()).Init();
+        });
 
-        EditorApplication.Initialize(((App)(Application.Current)).Host.Services);
+        // TODO: Initialize other subsystems here.
+        // await Task.Delay(10000); // Wait 10 seconds to simulate work.
     }
 }