dineng/application/common/model/StoreGoods.php

<?php
namespace app\common\model;
use think\Model;
// 商品
class StoreGoods extends Model
{
    //protected $resultSetType = 'collection';// 设置返回类型
    public function itemList()
    {
        return $this->hasMany('StoreGoodsItem','goods_id','id')->where(['is_deleted'=>0,'status'=>1]);
    }

    /**
     * 获取商品规格详情
     * @param $goods_id 商品id
     * @param $spec_id  规格id
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getGoodsSpec($goods_id,$spec_id){
        $goods_info = self::with(['itemList'=>function($query)use($spec_id){
            return $query->where('id',$spec_id)->where('is_deleted',0);
        }])->where('id',$goods_id)->where('is_deleted',0)->where('status',1)->find();
        return $goods_info ? $goods_info->toArray() : [];
    }



}