✨ Tiles able to deconstruct

Scripts/System/GridManager.cs

@@ -1,3 +1,4 @@
+#nullable enable
 using System.Collections.Generic;
 using Godot;
 
@@ -21,6 +22,11 @@ public partial class GridManager : Node
     {
         _grid.Remove(cell);
     }
+
+    public Node2D? GetBuildingAtCell(Vector2I cell)
+    {
+        return _grid.GetValueOrDefault(cell);
+    }
 }
 
 public static class GridUtils

Scripts/System/PlacementManager.cs

@@ -44,13 +44,23 @@ public partial class PlacementManager : Node2D
         _ghostBuilding.SetGhostMode(canPlace);
 
         // Left click to place
-        if (!Input.IsActionPressed("build_tile") || !canPlace) return;
+        if (Input.IsActionPressed("build_tile") && canPlace)
+        {
+            _ghostBuilding.FinalizePlacement();
+            Grid.OccupyCell(_hoveredCell, _ghostBuilding);
 
-        _ghostBuilding.FinalizePlacement();
-        Grid.OccupyCell(_hoveredCell, _ghostBuilding);
+            _ghostBuilding = (BaseTile)BuildingScene.Instantiate();
+            _ghostBuilding.SetGhostMode(true);
+            AddChild(_ghostBuilding);
+        }
 
-        _ghostBuilding = (BaseTile)BuildingScene.Instantiate();
-        _ghostBuilding.SetGhostMode(true);
-        AddChild(_ghostBuilding);
+        if (Input.IsActionPressed("destroy_tile") && !Grid.IsCellFree(_hoveredCell))
+        {
+            // Right click to destroy
+            var building = Grid.GetBuildingAtCell(_hoveredCell);
+            if (building == null) return;
+            building.QueueFree();
+            Grid.FreeCell(_hoveredCell);
+        }
     }
 }