update_anim func

func update_anim():

    var lastMove = get_last_motion()

    if velocity.x > 0:
        sprite.texture = sprite_run
        sprite.flip_h = true
        anim.play("RUN_LEFT-RIGHT")
    elif velocity.x < 0:
        sprite.texture = sprite_run
        sprite.flip_h = false
        anim.play("RUN_LEFT-RIGHT")
    elif velocity.y > 0:
        sprite.texture = sprite_run
        anim.play("RUN_DOWN")
    elif velocity.y < 0:
        sprite.texture = sprite_run
        anim.play("RUN_UP")

    if velocity.y >= 0 && lastMove.is_equal_approx(Vector2(0, 1)):
        sprite.texture = sprite_idle
        anim.play("IDLE_DOWN")
    elif velocity.y <= 0 && lastMove.is_equal_approx(Vector2(0, -1)):
        sprite.texture = sprite_idle
        anim.play("IDLE_UP")
    elif velocity.x <=0 && lastMove.is_equal_approx(Vector2(-1, 0)):
        sprite.texture = sprite_idle
        sprite.flip_h = true
        anim.play("IDLE_LEFT-RIGHT")
    elif velocity.x >= 0 && lastMove.is_equal_approx(Vector2(1, 0)):
        sprite.texture = sprite_idle
        sprite.flip_h = false
        anim.play("IDLE_LEFT-RIGHT")

    print(lastMove)