extends KinematicBody2D

export var direction = 1
export var speed = 20
#How far to move
export var left_up_boundry = 0.0
export var right_down_boundry = 0.0
#Move horizontal or vertical
export(int, "Horizontal", "Vertical") var move_direction
#Onreadys
onready var startpos = position
onready var sprite = $Sprite
onready var hitbox = $CollisionShape2D

func _ready():
	sprite.set_region_rect(Rect2(0,0,8 * scale.x,4))
	hitbox.scale.x = scale.x
	scale.x = 1
	left_up_boundry *= 8
	right_down_boundry *= 8

func _physics_process(delta):
	if move_direction == 0:
		move_side_to_side(delta)
	else: move_up_and_down(delta)

func move_side_to_side(delta):
	#Move
	position.x += direction * (speed * delta)
	#Switch dir
	if position.x >= startpos.x + (right_down_boundry): 
		direction = -1
	if position.x <= startpos.x + (-left_up_boundry): 
		direction = 1

func move_up_and_down(delta):
	#Move
	position.y += direction * (speed * delta)
	#Switch dir
	if position.y >= startpos.y + (right_down_boundry): 
		direction = -1
	if position.y <= startpos.y + (-left_up_boundry): 
		direction = 1