qimall/addons/Bargain/common/logic/order/purchase/BuyNowPurchase.php

<?php
namespace addons\Bargain\common\logic\order\purchase;

use addons\Bargain\common\enums\BargainEnum;
use addons\Bargain\common\models\BargainActive;
use addons\Bargain\common\models\BargainOrder;
use addons\Bargain\common\models\BargainUserOrder;
use common\enums\GoodsTypeEnum;
use common\enums\StatusEnum;
use common\helpers\ArrayHelper;
use common\helpers\BcHelper;
use common\models\order\OrderDetail;
use common\models\user\User;
use Exception;
use yii\helpers\Json;

/**
 * 立即付款订单处理
 * @Author bing
 * @DateTime 2021-09-23 09:40:40
 * @copyright: Copyright (c) 2020 广东七件事集团
 */
class BuyNowPurchase extends BasePurchase 
{
    /**
     * @desc:
     * @Author: hua
     * @Date: 2022/1/6
     * @Time: 10:02
     * @Copyright: copyright (c) 2021 广东七件事集团
     * @param $form
     * @return false|mixed
     */
    public function execute($form){
        try {
            $data = is_array($form->data)?$form->data:Json::decode($form->data,true);
            // 合法性验证
            $user = User::getOne([['id'=>$form->user_id,'mall_id'=>$form->mall_id]]);
            if(empty($user)) throw new Exception('下单用户不存在');
            if(!isset($data['num']) || (int)$data['num'] < 1) throw new Exception('请设置正确的下单数量');
            $sku = BargainActive::getOne([
                ['attr_id'=>$data['attr_id']],
                ['mall_id'=>$form->mall_id],
                ['id'=>$data['active_id']]
            ],true,[
                'goods'=>function($query){
                $query->with('attr');
                }
            ]);
            if(empty($sku) || empty($sku['goods']))  throw new Exception('找不到该砍价商品信息');
            if(in_array($sku['goods']['goods_type'],[GoodsTypeEnum::GoodsTypePhysical])) {
                $this->checkAddress($form['action'],$data,$form->user_id);
                $form['is_address'] = 1;
            }
            $buy_num = $data['num'];
//            if ($buy_num > $sku['stock']) throw new Exception('商品' . $sku['goods']['goods_name'] . '库存不足! ');
            $bargain_order = BargainOrder::findOne(['bargain_active_id' => $data['active_id'], 'mall_id' => $form->mall_id, 'user_id' => $user['id'], 'order_status' => BargainEnum::ORDER_HANDING]);
            if (empty($bargain_order)) throw new \Exception('砍价订单不存在');
            $bargain_price = BargainUserOrder::find()
                ->where(['bargain_order_id' => $bargain_order->id, 'mall_id' => $form['mall_id'], 'status' => StatusEnum::ENABLED])
                ->sum('price');
            $attr = $sku['goods']['attr'][0];
            $cha_price = BcHelper::sub($attr['price'], $bargain_price);
            if($sku['type']==2&&$cha_price>$sku['min_price'])throw new \Exception('必须砍到最低价才能下单');
            $order_goods = new OrderDetail();
            $order_goods = $order_goods->loadDefaultValues();
            $order_goods->goods_id = $sku['goods_id'];
            $order_goods->goods_name = $sku['goods']['goods_name'];
            $order_goods->goods_attr_id = $sku['attr_id'];
            $order_goods->sign_id = $attr['sign_id'];
            $order_goods->goods_attr_name = $attr['name'];
            $order_goods->num = $buy_num;
            $order_goods->cost_price = $attr['cost_price'];
            $order_goods->price = $attr['price'] ;
            $order_goods->goods_price = BcHelper::mul($order_goods->num, $cha_price);
            $order_goods->original_goods_price = $attr['original_price'];
            $order_goods->pic_url = !empty($attr['pic_url']) ? $attr['pic_url'] : $sku['goods']['cover_pic'];
            $order_goods->user_id = $form->user_id;
            $order_goods->mch_id = $sku['goods']['mch_id'];
            $order_goods->mall_id = $form->mall_id;
            // 默认数据带下单数量方便计算
            $goods = $sku['goods'];
            $goods['number'] = $buy_num;
            $form->order_goods[] = ArrayHelper::toArray($order_goods);
            $form->sku[$sku['goods_id']] = $sku;
            $form->user = $user;
            return $form;
        } catch (Exception $e) {
            $this->setError($e->getMessage());
            return false;
        }
    }
    /**
     * 获取下单类型
     * @Author bing
     * @DateTime 2021-09-23 09:48:45
     * @copyright: Copyright (c) 2020 广东七件事集团
     * @return string
     */
    public static function getType(): string{
        return 'buy_now';
    }
}