@tool
extends TextureButton

signal save_callback

var held_data : PlantResource = null
@export var preview : TextureRect

func _can_drop_data(at_position: Vector2, data: Variant) -> bool:
	if typeof(data) == TYPE_DICTIONARY:
		if data.type == "files":
			return load(data.files[0]) is PlantResource
	return false

func _drop_data(at_position: Vector2, data: Variant) -> void:
	held_data = load(data.files[0]) as PlantResource
	update()

func update():
	if held_data:
		preview.texture = held_data.Preview
	else:
		preview.texture = null
	save_callback.emit()

func _pressed() -> void:
	held_data = null
	update()