extends Node

@export var human: Human
@export var ray : ShapeCast2D
var interactable : Node2D

func _unhandled_input(event: InputEvent) -> void:
	if (
		event.is_action("move_left") or 
		event.is_action("move_right") or
		event.is_action("move_up") or
		event.is_action("move_down") 
		):
			human.velocityVector = Input.get_vector("move_left", "move_right", "move_up", "move_down")
	if event.is_action_pressed("grab"):
		if interactable:
			human.stop_interaction()
			human.wants_to_interact_with = interactable
		else:
			human.wants_to_grab = true
	else:
		human.wants_to_grab = false
		human.wants_to_interact_with = null

func _process(delta) -> void:
	ray.target_position = human.last_facing_direction * 48

	if human.last_facing_direction.y > 0 :
		ray.target_position = Vector2(0, 48)
		(ray.shape as RectangleShape2D).size = Vector2(50, 20)
	elif human.last_facing_direction.y < 0:
		ray.target_position = Vector2(0, -48)
		(ray.shape as RectangleShape2D).size = Vector2(50, 20)
	elif human.last_facing_direction.x > 0 :
		ray.target_position = Vector2(48, 0)
		(ray.shape as RectangleShape2D).size = Vector2(20, 50)
	else:
		ray.target_position = Vector2(-48, 0)
		(ray.shape as RectangleShape2D).size = Vector2(20, 50)

	interactable = null
	if ray.is_colliding():
		var nbCollisions = ray.get_collision_count()
		for n in range(nbCollisions):
			var colider = ray.get_collider(n) as Node2D
			if colider != null and colider != get_parent():
				interactable = colider