extends Node

enum State { IDLE, WALKING, INTERACTING, ANIMATING }
var current_state: State = State.IDLE

var target_position: Vector2 = Vector2.ZERO
var move_speed: float = 100.0
var is_moving: bool = false

func _ready():
	pass

func _process(delta):
	match current_state:
		State.IDLE:
			pass
		State.WALKING:
			walk_towards_target(delta)
		State.INTERACTING:
			pass
		State.ANIMATING:
			pass

func set_state(new_state: State):
	current_state = new_state
	match new_state:
		State.IDLE:
			pass
		State.WALKING:
			start_walking()
		State.INTERACTING:
			start_interacting()
		State.ANIMATING:
			start_animating()

func start_walking():
	is_moving = true

func walk_towards_target(delta):
	if not is_moving:
		return
	var direction = (target_position - position).normalized()
	position += direction * move_speed * delta
	if position.distance_to(target_position) < 5.0:
		position = target_position
		is_moving = false
		set_state(State.IDLE)

func start_interacting():
	# Trigger interaction animation or logic
	pass

func start_animating():
	# Handle any animations
	pass

func move_to(pos: Vector2):
	target_position = pos
	set_state(State.WALKING)