Move App logic to other projects

Zennysoft.Game.Ma.Implementation/App/State/States/AppLogic.State.MainMenu.cs

@@ -0,0 +1,43 @@
+using Chickensoft.Introspection;
+using Chickensoft.LogicBlocks;
+using Zennysoft.Game.Abstractions;
+
+namespace Zennysoft.Game.Ma.Implementation;
+
+public partial class AppLogic
+{
+  public partial record State
+  {
+    [Meta]
+    public partial record MainMenu : State, IGet<Input.NewGame>, IGet<Input.LoadGame>, IGet<Input.QuitGame>
+    {
+      public MainMenu()
+      {
+        this.OnEnter(() =>
+        {
+          Get<Data>().ShouldLoadExistingGame = false;
+          Output(new Output.SetupGameScene());
+          Get<IAppRepo>().OnMainMenuEntered();
+          Output(new Output.ShowMainMenu());
+        });
+      }
+
+      public Transition On(in Input.NewGame input)
+      {
+        return To<LeavingMenu>();
+      }
+
+      public Transition On(in Input.LoadGame input)
+      {
+        Get<Data>().ShouldLoadExistingGame = true;
+        return To<LeavingMenu>();
+      }
+
+      public Transition On(in Input.QuitGame input)
+      {
+        Output(new Output.ExitGame());
+        return ToSelf();
+      }
+    }
+  }
+}