qimall/addons/Store/common/logic/order/purchase/CartPurchase.php

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

use addons\Store\common\models\StoreCart;
use addons\Store\common\models\StoreGoodsAttr;
use addons\Store\common\models\StoreOrderDetail;
use common\enums\GoodsTypeEnum;
use common\enums\ShippingTypeEnum;
use common\enums\StatusEnum;
use common\helpers\ArrayHelper;
use common\helpers\BcHelper;
use common\models\user\User;
use Yii;
use yii\helpers\Json;
use Exception;


// 购物车付款订单处理
class CartPurchase extends BasePurchase {
    /**
     * 执行
     * @Author bing
     * @DateTime 2021-09-23 09:46:41
     * @copyright: Copyright (c) 2020 广东七件事集团
     * @param  $form
     * @return
     */
    public function execute($form)
    {
        $data = is_array($form->data)?$form->data:Json::decode($form->data,true);
        if(empty($data['attr_ids'])) throw new Exception('请选择商品');
        $attr_ids = $data['attr_ids'];
        $redis = Yii::$app->redis;
        $result = $redis->hmget(StoreCart::$key.$form->user_id,...$attr_ids);
        $user = User::getOne([['id'=>$form->user_id,'mall_id'=>$form->mall_id]]);
        if(empty($user)) throw new Exception('下单用户不存在');
        $carts = array_map(function ($val){
            return $val?json_decode($val,true):[];
        },$result);
        $attr_id_arr = array_column($carts,'attr_id');
        if(empty($attr_id_arr)) throw new Exception('购物车为空');

        $num_arr = array_column($carts,'num','attr_id');
        $params['where'] = [['=','status',StatusEnum::ENABLED],['id'=>$attr_id_arr]];
        $params['with'] = ['goods', 'goods.extra'];
        $sku_arr = StoreGoodsAttr::lists($params,true);
        $goods_type = [];
        $freight_type_arr = [];
        $form['is_virtual'] = 0;
        foreach($sku_arr as $k=>$sku){
            if(!in_array($sku['goods']['goods_type'],$goods_type)) $goods_type[] =$sku['goods']['goods_type'];
            $freight_type = explode(',',$sku['goods']['freight_type']);
            if(empty($freight_type_arr)){
                $freight_type_arr = $freight_type;
            }else{
                $freight_type_arr = array_intersect($freight_type_arr,$freight_type);
            }
            if($sku['goods']['goods_type']==GoodsTypeEnum::GoodsTypePhysical){
//                if($data['shipping_type']!=ShippingTypeEnum::PICKUP){
                    $form['is_address'] = 1;
                    $data['mall_id'] = $form->mall_id;
                    $this->checkAddress($form['action'],$data,$form->user_id);
//                }
            }
            if($sku['goods']['goods_type']==GoodsTypeEnum::GoodsTypeVirtual){
                $form['is_virtual'] = 1;
            }

        }

        // 商品类型
        $goods_types = array_unique(array_column(array_column($sku_arr ?? [], 'goods'), 'goods_type'));
        if(count($goods_types) > 1) throw new Exception('不同类型的商品不能一起下单');

        if(count($sku_arr)>2){
            if(count($goods_type)>1) throw new Exception('不同类型的商品不能一起下单');
            if(empty($freight_type_arr)) throw new Exception('不同属性的商品不能一起下单');
        }
        foreach ($sku_arr as $k=>$sku){
            if(empty($sku) || empty($sku['goods']))  throw new Exception('该下单的产品不存在或者已经删除');
            if(empty($num_arr[$sku['id']])) throw new Exception('请设置正确的下单数量');
            $buy_num = $num_arr[$sku['id']];
            if ($buy_num > $sku['stock']) throw new Exception('商品' . $sku['goods']['goods_name'] . '库存不足! ');
            if ($sku['goods']['check_status'] != '1') throw new Exception('商品' . $sku['goods']['goods_name'] . '不是已通过审核的商品 ');
            if ($sku['goods']['is_on_sale'] != '1') throw new Exception('商品' . $sku['goods']['goods_name'] . '已下架 ');

            $order_goods = new StoreOrderDetail();
            $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['id'];
            $order_goods->sign_id = $sku['sign_id'];
            $order_goods->goods_attr_name = $sku['name'];
            $order_goods->num = $buy_num;
            $order_goods->cost_price = $sku['cost_price'];
            $order_goods->price = $sku['price'];
            $order_goods->goods_price = BcHelper::mul($order_goods->num, $order_goods->price);
            $order_goods->original_goods_price = $order_goods->goods_price;
            $order_goods->pic_url = !empty($sku['pic_url']) ? $sku['pic_url'] : $sku['goods']['cover_pic'];
            $order_goods->user_id = $form->user_id;
            $order_goods->mch_id = $sku['goods']['mch_id'] ?? 0;
            $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;
            $order_goods_arr = ArrayHelper::toArray($order_goods);
            //todo 此次order_detail 没有以下字段
            $order_goods_arr['supplier_type'] = $sku['goods']['supplier_type'];
            $order_goods_arr['supplier_id'] = $sku['goods']['supplier_id'];
            $order_goods_arr['supplier_goods_id'] = $sku['goods']['supplier_goods_id'];
            switch($sku['goods']['supplier_type']){
                case 0:
                case 1:
                case 2:
                case 4:
                    $order_goods_arr['store_id'] = $sku['goods']['store_id'];
                    $order_goods_arr['mch_id'] = 0;
                    break;
                 case 3:
                    $order_goods_arr['store_id'] = $sku['goods']['store_id'];
                    $order_goods_arr['mch_id'] = $sku['goods']['supplier_id'];
                     break; 
            }
            $order_goods_arr['freight_type'] = $freight_type_arr;
            $order_goods_arr['credit_rate'] = $sku['goods']['credit_rate']??0;
            $order_goods_arr['mall_goods_id'] = $sku['goods']['mall_goods_id'] ?? 0;
            $order_goods_arr['mall_attr_id'] = $sku['mall_attr_id'] ?? 0;
            $form->order_goods[] = $order_goods_arr;
            $form->sku[$sku['goods_id']] = $sku;
            $form->user = $user;
        }
        return $form;
    }

    /**
     * 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 'cart';
    }
}