Teleport works, item pickup is broken

src/game/Game.cs

@@ -4,6 +4,8 @@ using Chickensoft.AutoInject;
 using Chickensoft.GodotNodeInterfaces;
 using Chickensoft.Introspection;
 using Godot;
+using System.Collections.Generic;
+using System.Linq;
 
 public interface IGame : IProvide<IGameRepo>, INode3D;
 
@@ -14,6 +16,8 @@ public partial class Game : Node3D, IGame
 
   IGameRepo IProvide<IGameRepo>.Value() => GameRepo;
 
+  public IInstantiator Instantiator { get; set; } = default!;
+
   public IGameLogic GameLogic { get; set; } = default!;
 
   public IGameRepo GameRepo { get; set; } = default!;
@@ -28,21 +32,57 @@ public partial class Game : Node3D, IGame
 
   [Node] public NavigationRegion3D NavigationRegion { get; set; } = default!;
 
+  [Node] public Area3D Teleport { get; set; } = default!;
+
+  [Node] public IDungeonFloor Overworld { get; set; } = default!;
+
+  [Node] public IDungeonFloor Floor1 { get; set; } = default!;
+
+  [Node] public IDungeonFloor Floor2 { get; set; } = default!;
+
+  [Node] public IDungeonFloor Floor3 { get; set; } = default!;
+
+  [Node] public AnimationPlayer AnimationPlayer { get; set; } = default!;
+
+  private List<IDungeonFloor> Floors;
+
+  private int _currentFloor = -1;
+
   public void Setup()
   {
     GameRepo = new GameRepo();
     GameLogic = new GameLogic();
     GameLogic.Set(GameRepo);
     GameLogic.Set(AppRepo);
+    Instantiator = new Instantiator(GetTree());
+    Floors = new List<IDungeonFloor> { Overworld, Floor1, Floor2, Floor3 };
+    Teleport.BodyEntered += OnTeleportEntered;
   }
 
+  private void OnTeleportEntered(Node3D body)
+  {
+    GameLogic.Input(new GameLogic.Input.LoadNextFloor());
+  }
 
   public void OnResolved()
   {
     GameBinding = GameLogic.Bind();
     GameBinding
-      .Handle((in GameLogic.Output.StartGame _) => { })
-      .Handle((in GameLogic.Output.SetPauseMode output) => { CallDeferred(nameof(SetPauseMode), output.IsPaused); })
+      .Handle((in GameLogic.Output.StartGame _) =>
+      {
+      })
+      .Handle((in GameLogic.Output.LoadNextFloor _) =>
+      {
+        SetPauseMode(true);
+        AnimationPlayer.Play("wait_and_load");
+        var currentFloor = Floors.ElementAt(_currentFloor);
+        currentFloor.CallDeferred(MethodName.QueueFree, []);
+
+      })
+      .Handle((in GameLogic.Output.SetPauseMode output) =>
+      {
+        CallDeferred(nameof(SetPauseMode), output.IsPaused);
+      })
       .Handle((in GameLogic.Output.SetInventoryMode _) => { InventoryMenu.PopulateItems(_.Inventory); InventoryMenu.Show(); })
       .Handle((in GameLogic.Output.HideInventory _) => { InventoryMenu.Hide(); InventoryMenu.ClearItems(); })
       .Handle((in GameLogic.Output.ShowMiniMap _) => { MiniMap.Show(); })
@@ -51,10 +91,31 @@ public partial class Game : Node3D, IGame
     GameLogic.Start();
 
     GameLogic.Input(new GameLogic.Input.Initialize());
+    AnimationPlayer.AnimationStarted += AnimationPlayer_AnimationStarted;
+    AnimationPlayer.AnimationFinished += AnimationPlayer_AnimationFinished;
+
+    AnimationPlayer.Play("wait_and_load");
 
     this.Provide();
   }
 
+  private void AnimationPlayer_AnimationStarted(StringName animName)
+  {
+    SetPauseMode(true);
+
+    var newFloor = Floors.ElementAt(_currentFloor + 1);
+    newFloor.CallDeferred(nameof(newFloor.InitializeDungeon), []);
+    newFloor.Show();
+  }
+
+  private void AnimationPlayer_AnimationFinished(StringName animName)
+  {
+    var spawnPoints = GetTree().GetNodesInGroup("Exit").OfType<Marker3D>();
+    Teleport.GlobalPosition = spawnPoints.Last().GlobalPosition;
+    _currentFloor++;
+    SetPauseMode(false);
+  }
+
   public override void _Process(double delta)
   {
     if (Input.IsActionJustPressed(GameInputs.Inventory))