extends RigidBody2D


var dir = Vector2(0, 0)

var sleep = true

var input_right = false
var input_left = false
var input_up = false
var input_down = false

func _input(event):
	if sleep: return
	
	if event.is_action_pressed('left'):
		input_left = true
	if event.is_action_released('left'):
		input_left = false
	if event.is_action_pressed('right'):
		input_right = true
	if event.is_action_released('right'):
		input_right = false
	
	if event.is_action_pressed('up'):
		input_up = true
	if event.is_action_released('up'):
		input_up = false
	if event.is_action_pressed('down'):
		input_down = true
	if event.is_action_released('down'):
		input_down = false
	
	var x = 0
	var y = 0
	
	if input_left: x -= 1
	if input_right: x += 1
	if input_up: y -= 1
	if input_down: y += 1
	
	dir = Vector2(x, y)

func _process(delta):
	if linear_velocity.length_squared() < 1:
		$Sprite.play('default')
	elif linear_velocity.x > 0:
		$Sprite.play('right')
	else:
		$Sprite.play('left')

func _physics_process(delta : float):
	if sleep: return
	apply_central_impulse(dir.normalized() * 10)