extends Area2D
var bodies_on_top = 0
signal pressed
signal unpressed 
@export var is_single_use: bool = false

func _on_body_entered(body: Node2D) -> void:
	bodies_on_top = bodies_on_top + 1
	if (body.is_in_group("pushable") or body is Player) and bodies_on_top == 1:
		$AnimatedSprite2D.play("pressed")
		pressed.emit()


func _on_body_exited(body: Node2D) -> void:
	if is_single_use:
		return
	bodies_on_top = bodies_on_top - 1
	if (body.is_in_group("pushable") or body is Player) and bodies_on_top == 0:
		$AnimatedSprite2D.play("unpressed")
		unpressed.emit()