lachang/app/api/service/order/source/checkout/Master.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\api\service\order\source\checkout;

use app\api\model\GoodsSku as GoodsSkuModel;
use app\common\model\ShopGoodsSku as ShopGoodsSkuModel;

/**
 * 订单结算台-普通商品扩展类
 * Class Checkout
 * @package app\api\service\master
 */
class Master extends Basics
{
    /**
     * 验证商品列表
     * @return bool
     */
    public function validateGoodsList()
    {
        foreach ($this->goodsList as $goods) {
            // 判断商品是否下架
            if ($goods['status'] != 10) {
                $this->error = "很抱歉，商品 [".limit_str((string)$goods['goods_name'])."] 已下架";
                return false;
            }
            if ($this->deliveryType == 10) {
                // 获取商品的sku信息
                $goodsSku = $this->getOrderGoodsSku($goods['goods_id'], $goods['skuInfo']['goods_sku_id']);
            } else { // 门店自提
                // 获取门店商品的sku信息
                if (!$this->shopId) {
                    $this->error = "门店信息不存在";
                    return false;
                }
                if($goods['goods_type']==20){
                    $goodsSku = $this->getOrderGoodsSku($goods['goods_id'], $goods['skuInfo']['goods_sku_id']);
                }else{
                    $goodsSku = $this->getOrderShopGoodsSku($this->shopId, $goods['goods_id'], $goods['skuInfo']['goods_sku_id']);
                }
            }
            // sku已不存在
            if (empty($goodsSku)) {
                $this->error = "很抱歉，商品 [".limit_str((string)$goods['goods_name'])."] sku已不存在，请重新下单";
                return false;
            }
            // 判断商品库存
            if ($goods['total_num'] == 0 || $goods['total_num'] > $goods['skuInfo']['stock_num']) {
                $this->error = "很抱歉，商品 [".limit_str((string)$goods['goods_name'])."] 库存不足";
                return false;
            }
        }
        return true;
    }

    /**
     * 获取指定的商品sku信息
     * @param $goodsId
     * @param $goodsSkuId
     * @return GoodsSkuModel|array|null
     */
    private function getOrderGoodsSku($goodsId, $goodsSkuId)
    {
        return GoodsSkuModel::detail($goodsId, $goodsSkuId);
    }

    /**
     * 获取指定的门店商品sku信息
     * @param $goodsId
     * @param $goodsSkuId
     * @return GoodsSkuModel|array|null
     */
    private function getOrderShopGoodsSku($shopId, $goodsId, $goodsSkuId)
    {
        return ShopGoodsSkuModel::where(['goods_id' => $goodsId,'goods_sku_id' => $goodsSkuId,'shop_id' => $shopId])->find();
    }
}