class OrderService {
    @Resource
    private AccountFeignClient accountFeignClient;

    @Resource
    private OrderMapper orderMapper;

    //@Transactional(rollbackFor = Exception.class)
    public void create(String userId, String commodityCode, Integer count) {<FILL_FUNCTION_BODY>}
}

        //订单金额
        Integer orderMoney = count * 2;

        Order order = new Order()
                .setUserId(userId)
                .setCommodityCode(commodityCode)
                .setCount(count)
                .setMoney(orderMoney);
        orderMapper.insert(order);

        accountFeignClient.reduce(userId, orderMoney);
    
<no_super_class>