extends Node2D


const FOLLOW_SPEED = 30

@onready var current_node: OverworldPath = $OverworldPath
var follows_next_path = false
var follows_previous_path = false


func _process(delta):
	var path_direction = ""
	if Input.is_action_just_pressed("ui_up"):
		path_direction = "up"
	if Input.is_action_just_pressed("ui_down"):
		path_direction = "down"
	if Input.is_action_just_pressed("ui_left"):
		path_direction = "left"
	if Input.is_action_just_pressed("ui_right"):
		path_direction = "right"
	
	if current_node.next_direction.has(path_direction):
		follows_next_path = true
		follows_previous_path = false
	if current_node.progress > 0.0 and current_node.previous_direction.has(path_direction):
		follows_next_path = false
		follows_previous_path = true
	elif current_node.progress == 0.0 and current_node.previous_path and current_node.previous_path.previous_direction.has(path_direction):
		current_node = current_node.previous_path
		follows_next_path = false
		follows_previous_path = true
	
	if follows_next_path:
		if current_node.progress < 1.0:
			current_node.progress += delta
			$AnimatedSprite2D.position = current_node.current_position
		else:
			follows_next_path = false
			if current_node.next_path:
				current_node = current_node.next_path
	
	if follows_previous_path:
		if current_node.progress > 0.0:
			current_node.progress -= delta
			$AnimatedSprite2D.position = current_node.current_position
		else:
			follows_previous_path = false