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

<?php

namespace App\Service;



class PurchaseLimitService implements PurchaseLimitServiceInterface
{
    public function addShopCar($params)
    {
        if($params['goods_id'] == 1561){
            return false;
        }else{
            return '加入购物车成功';
        }
    }
}