extends Node2D

const IDLE_DURATION = 1.0
export var move_to = Vector2.RIGHT*48
export var speed = 3.0
onready var platform = $Platform
onready var tween = $MoveTween
var follow = Vector2.ZERO
var pos_to_follow

func _ready():
	_init_tween()
	
func _init_tween():
	var duration = move_to.length() / float(speed * 12)
	tween.interpolate_property(self,"follow",Vector2.ZERO,move_to,duration,Tween.TRANS_LINEAR,Tween.EASE_IN_OUT,IDLE_DURATION)
	tween.interpolate_property(self,"follow",move_to,Vector2.ZERO,duration,Tween.TRANS_LINEAR,Tween.EASE_IN_OUT,duration * 2 * IDLE_DURATION)
	tween.start()

func _physics_process(delta):
	platform.position = platform.position.linear_interpolate(follow,0.075)
	pos_to_follow = platform.position