youfeng/app/Model/FreightFee.php

<?php

namespace App\Model;

class FreightFee extends UseScopeBaseModel
{
    protected $table = "freight_fee"; //指定表
    const CREATED_AT = 'crt_time';
    const UPDATED_AT = 'upd_time';
    protected $dateFormat = 'U';

    const businessTypeNormal = 65;
    const businessTypeReturn = 66;
    const deliveryModeNormal = 70519;
    const deliveryModeRightNow = 70536;
    public static $delivery = [
        self::deliveryModeNormal => '纯自提',
        self::deliveryModeRightNow => '当日达',
    ];
    public static $business = [
        self::businessTypeNormal => '普通销售',
        self::businessTypeReturn => '销售退货',
    ];

    const employee_column = 'employee_id_1';

    public static $field = ['order_time','id'];
}