fixed generic item on ground and added icon

scripts/CSharp/Common/CharacterControls/InteractionArea2D.cs

@@ -6,11 +6,11 @@ public partial class InteractionArea2D : Node2D
 {
     [Export] private Area2D _area;
     [Export] private Label _label;
-    [Export] private SpriteSwitcher2D _sprites;
+    [Export] private SpriteSwitcher2D _sprites; // TODO: remove
     [Export] private bool _showLabel = true;
-    [Export] private int _id;
+    [Export] private int _id; // TODO: remove
 
-    [Signal] public delegate void InteractedToolEventHandler(int id);
+    [Signal] public delegate void InteractedToolEventHandler(int id); // TODO: remove
     [Signal] public delegate void InteractedEventHandler();
 
     public void OnPlayerEntered(Node2D player)
@@ -34,7 +34,7 @@ public partial class InteractionArea2D : Node2D
         }
     }
 
-    public void SetSpriteActiveState(bool success, int id)
+    public void SetSpriteActiveState(bool success, int id) // TODO: remove
     {
         if (_id == id)
         {

scripts/CSharp/Common/Inventory/ItemOnGround2D.cs

@@ -11,6 +11,7 @@ public partial class ItemOnGround2D : Node
 
     private Label _itemLabel => GetNode<Label>("ItemLabel");
     private Label _pickupErrorLabel => GetNode<Label>("PickupErrorLabel");
+    private Sprite2D _iconSprite => GetNode<Sprite2D>("Icon");
 
     public ItemInstance itemInstance
     {
@@ -22,6 +23,12 @@ public partial class ItemOnGround2D : Node
         }
     }
 
+    public override void _Ready()
+    {
+        UpdateVisuals();
+        _pickupErrorLabel.Text = "";
+    }
+
     public void TryPickUp()
     {
         GD.Print("Trying to pick up item");
@@ -45,6 +52,14 @@ public partial class ItemOnGround2D : Node
 
     public void UpdateVisuals()
     {
-        _itemLabel.Text = itemInstance.blueprint?.name ?? "Error Item";
-    }  
-}
+        _iconSprite.Texture = itemInstance?.blueprint?.icon;
+        if (_iconSprite.Texture == null)
+        {
+            _itemLabel.Text = itemInstance?.blueprint?.name ?? "Error Item";
+        }
+        else
+        {
+            _itemLabel.Text = "";
+        }
+    }
+}

scripts/CSharp/Common/Inventory/ItemOnGroundSpawnWith.cs

@@ -10,7 +10,7 @@ public partial class ItemOnGroundSpawnWith : Node
     {
         if(_blueprint == null) return;
         
-        var parent = GetParent<ItemOnGround>();
+        var parent = GetParent<ItemOnGround2D>();
         parent.itemInstance = new ItemInstance { blueprint = _blueprint };
     }
 }