qimall/addons/OperationCenter/common/models/MallOrderDetail.php

<?php

namespace addons\OperationCenter\common\models;

use common\models\order\OrderDetail;

/**
 * MallOrderDetail class
 * @package addons\OperationCenter\common\models
 */
class MallOrderDetail extends OrderDetail
{
    /**
     * @return ActiveQueryInterface the relational query object.
     */
    public function getGoods()
    {
        return $this->hasOne(MallGoods::class, ['id' => 'goods_id'])->select(
            ['id', 'mall_id', 'price', 'original_price', 'cost_price']
        );
    }   
}