class_name RotationComponent
extends Node

@export var root: Node3D
@export var rotation_speed: float = 20.0

var direction: Vector3
var angle: float

func _ready():
	assert(root, "Rotation root needs to be set")

	if owner.has_signal("direction_changed"):
		owner.direction_changed.connect(on_direction_changed)
	
	update_configuration_warnings()

func _process(delta):
	if direction != Vector3.ZERO:
		angle = atan2(direction.x, direction.z)
	
	root.rotation.y = lerp_angle(root.rotation.y, angle, rotation_speed * delta)

func on_direction_changed(new_direction: Vector3):
	direction = new_direction