Start refactoring UI concerns away from game and into UI logic class

Zennysoft.Game.Ma.Implementation/UI/InGameUI/InGameUILogic.State.cs

@@ -0,0 +1,30 @@
+using Chickensoft.Introspection;
+using Chickensoft.LogicBlocks;
+
+namespace Zennysoft.Game.Ma.Implementation;
+
+public partial class InGameUILogic
+{
+  [Meta]
+  public abstract partial record State : StateLogic<State>
+  {
+    protected State()
+    {
+      OnAttach(() =>
+      {
+        var gameRepo = Get<IGameRepo>();
+        gameRepo.AnnounceMessage += OnAnnounceMessage;
+      });
+      OnDetach(() =>
+      {
+        var gameRepo = Get<IGameRepo>();
+        gameRepo.AnnounceMessage -= OnAnnounceMessage;
+      });
+    }
+
+    private void OnAnnounceMessage(string message)
+    {
+      Output(new Output.AnnounceMessage(message));
+    }
+  }
+}

Zennysoft.Game.Ma.Implementation/UI/InGameUI/InGameUILogic.cs

@@ -0,0 +1,13 @@
+using Chickensoft.Introspection;
+using Chickensoft.LogicBlocks;
+
+namespace Zennysoft.Game.Ma.Implementation;
+
+public interface IInGameUILogic : ILogicBlock<InGameUILogic.State>;
+
+[Meta]
+[LogicBlock(typeof(State), Diagram = true)]
+public partial class InGameUILogic : LogicBlock<InGameUILogic.State>, IInGameUILogic
+{
+  public override Transition GetInitialState() => To<State.Active>();
+}

Zennysoft.Game.Ma.Implementation/UI/InGameUI/state/InGameUILogic.Output.cs

@@ -0,0 +1,8 @@
+namespace Zennysoft.Game.Ma.Implementation;
+public partial class InGameUILogic
+{
+  public static class Output
+  {
+    public readonly record struct AnnounceMessage(string Message);
+  }
+}

Zennysoft.Game.Ma.Implementation/UI/InGameUI/state/States/InGameUI.State.Active.cs

@@ -0,0 +1,15 @@
+using Chickensoft.Introspection;
+
+namespace Zennysoft.Game.Ma.Implementation;
+
+public partial class InGameUILogic
+{
+  public partial record State
+  {
+    [Meta]
+    public partial record Active : State
+    {
+
+    }
+  }
+}