lanzu_api_2021-12-26/app/Service/OrderServiceInterface.php

<?php

namespace App\Service;

interface OrderServiceInterface
{
    /**
     * 线上订单下单
     * 外卖
     * @param $data
     * @return mixed
     */
    public function addOnlineOrder($data);

    /**
     * 线下订单下单
     * 扫码支付
     * @return mixed
     */
    public function addOfflineOrder($data);

    /**
     * 订单是否已经存在
     * @param $orderNum
     * @return mixed
     */
    public function existsByOrderNum($orderNum);

}