using Godot;
using Godot.Collections;

[Tool]
public partial class DnDCard : PanelContainer
{
	private Variant tempData;
	private PackedScene packedScene;
	private Node instantiated;

	[Signal] public delegate void DnDDroppedEventHandler(PackedScene scene);

	public override void _Notification(int what)
	{
		if (what == NotificationDragBegin)
		{
			tempData = GetViewport().GuiGetDragData();
		}
		else if (what == NotificationDragEnd && GetGlobalRect().HasPoint(GetGlobalMousePosition()))
		{
			var loaded = ResourceLoader.Load(tempData.AsGodotDictionary()["files"].AsStringArray()[0]);
			if (loaded is PackedScene scene)
			{
				packedScene = scene;
				EmitSignal(SignalName.DnDDropped, packedScene);
			}
		}
	}
	private void Refresh()
	{
		if (instantiated != null) instantiated.QueueFree();
		instantiated = packedScene.Instantiate();
		GetNode("SubViewport").AddChild(instantiated);
	}
	

}