lachang/app/common/model/goods/ServiceRel.php

<?php
// +----------------------------------------------------------------------
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2021 https://www.yiovo.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: 萤火科技 <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace app\common\model\goods;

use app\common\model\BaseModel;

/**
 * 商品服务与承诺模型
 * Class ServiceRel
 */
class ServiceRel extends BaseModel
{
    // 定义表名
    protected $name = 'goods_service_rel';

    // 定义主键
    protected $pk = 'id';

    protected $updateTime = false;

    /**
     * 获取商品服务与承诺ID集
     * @param int $goodsId
     * @return array
     */
    public static function getServiceIds(int $goodsId)
    {
        return (new static)->where('goods_id', '=', $goodsId)->column('service_id');
    }

}