extends Area3D

var available : Array[Node3D]

func activate_first():
	if available.is_empty():
		return
	for object in available:
		if object.can_interact():
			if object.has_method("interact"):
				object.interact()
			if object.is_in_group("WeaponPickup"):
				owner.equip_weapon(object)
			return

func _area_entered(node : Node3D):
	if node.is_in_group("Interactive"):
		available.push_front(node)

func _area_exited(node : Node3D):
	available.erase(node)

func _ready():
	area_entered.connect(_area_entered)
	area_exited.connect(_area_exited)

func _unhandled_input(event: InputEvent) -> void:
	if event.is_action_pressed("activate"):
		activate_first()
		get_viewport().set_input_as_handled()