qimall/addons/GroupBuy/common/logic/order/limit/GroupBuyLimit.php

<?php

namespace addons\GroupBuy\common\logic\order\limit;

use addons\GroupBuy\common\enums\GroupBuyEnum;
use addons\GroupBuy\common\models\GroupBuyActive;
use addons\GroupBuy\common\models\GroupBuyOrder;

use Exception;
use yii\helpers\Json;

class GroupBuyLimit extends BaseLimit
{
    public function execute( $form)
    {
        try {

        } catch (Exception $e) {
            return false;
        }

    }

    /**
     * @desc:购买等级验证
     * @Author: hua
     * @Date: 2021/12/15
     * @Time: 10:17
     * @Copyright: copyright (c) 2021 广东七件事集团
     * @param $form
     * @throws Exception
     */
    public static function compute($form)
    {
        $user = $form->user;
        $time = time();
        $data = is_array($form->data) ? $form->data : Json::decode($form->data, true);
        $group_buy_active = GroupBuyActive::findOne(['id' => $data['active_id'], 'mall_id' => $form->mall_id]);
        if (empty($group_buy_active)) throw new \Exception('活动不存在');
        if ($time < $group_buy_active['start_at']) throw new \Exception('活动还没开始');
        if ($time > $group_buy_active['end_at']) throw new \Exception('活动已过期');
        if (!empty($data['open_group_id'])) {
            //参与别人的团，团员身份
            $user_level_limit = $group_buy_active['user_level_limit'];
            if ($user_level_limit != 'all' && !in_array($user['level'], explode(',', $user_level_limit))) {
                throw new \Exception('不是指定的团员等级');
            }
//            $res = GroupBuyOrder::findOne([
//                'group_buy_active_id' => $group_buy_active['id'],
//                'mall_id' => $form['mall_id'],
//                'is_commander' => 0,
//                'user_id' => $form['user_id'],
//                'order_status' => GroupBuyEnum::GROUP_SUCCESS
//            ]);
//            if ($res) throw new \Exception('您已参与过该拼团活动');

            $open_order = GroupBuyOrder::findOne(['id' => $data['open_group_id'], 'mall_id' => $form['mall_id']]);
            if ($open_order->group_buy_active_id != $data['active_id']) throw new \Exception('该团不合法');
            if ($open_order->order_status != GroupBuyEnum::JOINING) throw new \Exception('该团无效');
            $effective_time = $group_buy_active['effective_time'] * 60;
            if ($time - $open_order['created_at'] > $effective_time) throw new \Exception('拼团已结束');
            $counts = GroupBuyOrder::find()->where(['open_group_id' => $data['open_group_id'], 'mall_id' => $form['mall_id'], 'order_status' => GroupBuyEnum::JOINING])->count();
            $surplus_size = $group_buy_active['group_size'] - $counts;
//            if ($group_buy_active['is_virtual'] && $counts == $group_buy_active['gt_group_size']) throw new \Exception('该团已满员');
            if ($surplus_size <= 0) throw new \Exception('该团已满员');
            $open_order = GroupBuyOrder::findOne(['open_group_id' => $data['open_group_id'], 'order_status' => [GroupBuyEnum::NOT_PAY, GroupBuyEnum::JOINING], 'user_id' => $form->user_id, 'mall_id' => $form['mall_id']]);
            if ($open_order){
                if($open_order->order_status==GroupBuyEnum::NOT_PAY)throw new \Exception('您已参团，还未支付，请到拼团订单付款');
                if($open_order->order_status==GroupBuyEnum::OPEN_GROUP)throw new \Exception('您已参与该拼团，请耐心等级开团结果');
            }

        } else {
            //自己发起拼团，团长身份
            $commander_level_limit = $group_buy_active['commander_level_limit'];
            if ($commander_level_limit != 'all' && !in_array($user['level'], explode(',', $commander_level_limit))) {
                throw new \Exception('不是指定的团长等级');
            }
        }
        if (!empty($group_buy_active['limit_buy_num']) && $data['num'] > $group_buy_active['limit_buy_num']) throw new \Exception('每单限购' . $group_buy_active['limit_buy_num']);
    }
}