yueshengshop/addon/topic/model/TopicOrder.php

<?php
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// | Copy right 2019-2029 www.niucloud.com                          |
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namespace addon\seckill\model;

use app\model\order\OrderCreate;
/**
 * 秒杀订单
 */
class SeckillOrder extends OrderCreate
{
    /**
     * 订单创建
     * @param unknown $data
     */
    public function create($data)
    {
        $calculate_data = $this->calculate($data);
        //循环生成多个订单
        foreach ($calculate_data as $k => $v)
        {
            
        }
    
    }
    
    /**
     * 订单计算
     * @param unknown $data
     */
    public function calculate($data)
    {
        $data = $this->initMemberInfo($data);
            //通过立即购买形式不进行拆单,只进行单商品计算
            $sku_info = model("goods_sku")->getInfo([['sku_id', '=', $data['sku_id']]], 'sku_id, sku_name, sku_no, price, discount_price,
             cost_price, stock, volume, weight, sku_image, site_id, site_name,
             website_id, is_own, goods_state, is_virtual, is_free_shipping, shipping_template');
            $sku_info['num'] = $data['num'];
            $goods_money = $sku_info['discount_price'] * $data['num'];
            $goods_list[] = $sku_info;
            $calculate_data['calculate_data'][] = $this->shopOrderCalculate($sku_info['site_id'], $sku_info['site_name'], $goods_money, $goods_list, $data);
        return $calculate_data;
    }
}