extends CharacterBody2D

@onready var sprite := $Sprite
@onready var nav2d := $NavigationAgent2D

const ref_speed := 500.0
@onready var speed := ref_speed
@onready var target := position

func _physics_process(delta: float) -> void:
	set_target()
	navigate(delta)


func set_target() -> void:
	if Input.is_action_just_pressed("set_target"):
		nav2d.target_position = get_global_mouse_position()
		if position.distance_to(nav2d.target_position) > 750:
			speed = ref_speed * 1.8
		else:
			speed = ref_speed


func navigate(delta: float) -> void:
	if nav2d.is_navigation_finished():
		sprite.play("stand")
		return
	var next_path_position: Vector2 = nav2d.get_next_path_position()
	velocity = global_position.direction_to(next_path_position) * speed
	sprite.flip_h = velocity.x > 0
	position += velocity * delta
	if speed > ref_speed:
		sprite.play("run")
	else:
		sprite.play("walk")