extends RigidBody2D


var dir = Vector2(0, 0)

func _input(event):
	var x = 0
	var y = 0
	if event.is_action_pressed('left'):
		x -= 1
	if event.is_action_released('left'):
		x += 1
	if event.is_action_pressed('right'):
		x += 1
	if event.is_action_released('right'):
		x -= 1
	
	if event.is_action_pressed('up'):
		y -= 1
	if event.is_action_released('up'):
		y += 1
	if event.is_action_pressed('down'):
		y += 1
	if event.is_action_released('down'):
		y -= 1
	
	dir.x += x
	dir.y += 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):
	apply_central_impulse(dir.normalized() * 10)