Store\Models\CreateApplyForm::create PHP Метод

    public function create($runValidation = true)
    {
        if ($runValidation && !$this->validate()) {
            return false;
        }
        if (empty($this->_purchaseList)) {
            return false;
        }
        $transaction = Yii::$app->db->beginTransaction();
        try {
            if (Apply::find()->where(['store_id' => Yii::$app->user->identity->store_id, 'status' => [Apply::STATUS_PENDING, Apply::STATUS_REJECTED, Apply::STATUS_PASSED]])->exists()) {
                throw new \Exception('您采购历史中还有未完成的订单，不能继续申请.');
            }
            $this->_apply = new Apply();
            $this->_apply->generateApplySn();
            $this->_apply->store_id = Yii::$app->user->identity->store_id;
            $this->_apply->status = Apply::STATUS_PENDING;
            $this->_apply->fee = Purchase::getVolumeByStoreId($this->_apply->store_id);
            $this->_apply->remark = $this->remark;
            if (!$this->_apply->save(false)) {
                throw new \Exception('创建申请失败！');
            }
            foreach ($this->_purchaseList as $purchase) {
                if ($purchase->isExpired) {
                    throw new \Exception("商品“{$purchase->goods->name}”已失效，请删除该商品然后继续。");
                }
                $modelApplyGoods = ApplyGoods::createDuplicate($purchase->goods_id);
                $modelApplyGoods->apply_id = $this->_apply->id;
                $modelApplyGoods->count = $purchase->count;
                if (!$modelApplyGoods->save(false)) {
                    throw new \Exception('记录商品清单失败！');
                }
            }
            $modelApplyLog = new ApplyLog();
            $modelApplyLog->apply_id = $this->_apply->id;
            $modelApplyLog->remark = '开始提交申请。';
            if (!$modelApplyLog->save(false)) {
                throw new \Exception('商品申请记录失败！');
            }
            Purchase::clear(Yii::$app->user->identity->store_id);
            $transaction->commit();
            return true;
        } catch (\Exception $e) {
            $transaction->rollBack();
            throw $e;
        }
    }

 public function actionIndex()
 {
     $createApplyForm = new CreateApplyForm();
     if (Yii::$app->request->isPost && $createApplyForm->load(Yii::$app->request->post())) {
         try {
             if ($createApplyForm->create()) {
                 Yii::$app->session->setFlash('success', '采购申请已创建成功，请您耐心等待，申请结果将发送至您店铺中的手机号上。');
                 return $this->redirect(['/apply/view', 'id' => $createApplyForm->apply->id]);
             } else {
                 Yii::$app->session->setFlash('danger', '采购申请创建失败。');
             }
         } catch (\Exception $e) {
             Yii::$app->session->setFlash('danger', $e->getMessage());
         }
     }
     return $this->render('index', ['createApplyForm' => $createApplyForm]);
 }