diff --git a/api/logic/ExpressLogic.php b/api/logic/ExpressLogic.php
index feb0180..f898c3b 100644
--- a/api/logic/ExpressLogic.php
+++ b/api/logic/ExpressLogic.php
@@ -40,7 +40,7 @@ class ExpressLogic extends BaseObject
         $this->order = $order;
         $allGoods = $this->findDifferentExpressTypeGoods($order);/*获取不同运费计算模式的商品*/
         $uniformPostage = $this->countGoodsExpress($allGoods['uniformPostageGoods'], Goods::EXPRESS_TYPE_UNIFORM_POSTAGE);/*计算统一运费模式下所有商品运费*/
-        $expressTemplate = $this->countGoodsExpress($allGoods['uniformPostageGoods'], Goods::EXPRESS_TYPE_UNIFORM_POSTATE);/*计算运费模板模式下所有商品的运费*/
+        $expressTemplate = $this->countGoodsExpress($allGoods['uniformPostageGoods'], Goods::EXPRESS_TYPE_EXPRESS_TEMPLATE);/*计算运费模板模式下所有商品的运费*/
         return $uniformPostage > $expressTemplate ? $uniformPostage : $expressTemplate;/*比较两种不同运费计算模式下,取金额大的值为最终收取运费*/
     }
 
@@ -49,7 +49,7 @@ class ExpressLogic extends BaseObject
      * @param $order
      * @return array
      * @throws NotFoundHttpException
-     *
+     * 获取不同运费计算模式的商品
      */
     private function findDifferentExpressTypeGoods($order)
     {
@@ -78,6 +78,7 @@ class ExpressLogic extends BaseObject
      * @param $type
      * @return float|int
      * @throws NotFoundHttpException
+     * 根据不同计费模式计算商品运费
      */
     private function countGoodsExpress($allGoods, $type)
     {
@@ -91,10 +92,12 @@ class ExpressLogic extends BaseObject
             $extraPrice = 0;
             $areasIds = [];
             foreach ($allGoods['object'] as $k => $goods) {
+                /*计算增重运费*/
                 $extraPrice += $this->countExtraAmount($allGoods['count'][$k], $allGoods['weight'][$k], $goods->express_template);
                 $areasIds[] = $this->getAreaId($goods->express_template);
             }
-            $basic = $this->getBasicPriceAndAreaId($areasIds);
+            $basic = $this->getBasicPriceAndAreaId($areasIds);/*获取首重运费和对应的计费规则id*/
+            /*返回所有按运费模板计费的商品运费(基础运费 + 所有商品增重运费 - 多余的增重运费)*/
             return $basic['price'] + $extraPrice - $this->countSurplusPrice($basic['id']);
         }
     }
@@ -104,7 +107,7 @@ class ExpressLogic extends BaseObject
      * @return float|int
      * @throws NotFoundHttpException
      * 计算多余(多算的)运费
-     * 选定的作为基础运费的计费规则的对应商品基础数量内的扩展费用
+     * 选定作为基础运费的计费规则对应商品基础数量内的增重费用
      */
     private function countSurplusPrice($areaId)
     {
@@ -138,7 +141,7 @@ class ExpressLogic extends BaseObject
      * @param $templateId
      * @return float|int
      * @throws NotFoundHttpException
-     * 计算扩展运费
+     * 计算增重运费
      */
     private function countExtraAmount($count, $weight, $templateId)
     {
diff --git a/backend/modules/shop/models/ars/Order.php b/backend/modules/shop/models/ars/Order.php
index e5e2af3..f6ae050 100755
--- a/backend/modules/shop/models/ars/Order.php
+++ b/backend/modules/shop/models/ars/Order.php
@@ -1,8 +1,9 @@
 <?php
 
-namespace  backend\modules\shop\models\ars;
+namespace backend\modules\shop\models\ars;
 
 use Yii;
+use yii\base\Object;
 use yii\behaviors\TimestampBehavior;
 
 /**
@@ -127,7 +128,10 @@ class Order extends \yii\db\ActiveRecord
     public function beforeSave($insert)
     {
         if ($this->status === self::STATUS_UNCONFIRMED && $this->type == self::TYPE_SHOPPING) {
-            $this->shipping_amount = $this->countShippingAmount();
+            $express = Yii::createObject([
+                'class' => 'api\logic\ExpressLogic',
+            ]);
+            $this->shipping_amount = $express->countShippingAmount($this);
             $this->receivables = $this->goods_amount + $this->shipping_amount;
             $this->payment_amount = $this->receivables - $this->discount_amount;
         }
diff --git a/vendor/iron/grid/GridView.php b/vendor/iron/grid/GridView.php
index e1812fa..a26eaef 100644
--- a/vendor/iron/grid/GridView.php
+++ b/vendor/iron/grid/GridView.php
@@ -263,8 +263,8 @@ HTML;
            <div class="btn-group">
                    <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false"><i class="fas fa-file-upload mr-2"></i>导出</button>
                     <ul class="dropdown-menu" role="menu">
-                        <li> <a class="dropdown-item export-page" href="#" data-url="{url}/export">本页</a></li>
-                        <li> <a class="dropdown-item export-all" href="#" data-url="{url}/export">全部</a></li>
+                        <li> <a class="dropdown-item export-page" href="#" data-url="export">本页</a></li>
+                        <li> <a class="dropdown-item export-all" href="#" data-url="export">全部</a></li>
                     </ul>
                 </div>
 HTML;
@@ -461,8 +461,6 @@ SCRIPT;
                 return $this->renderFilter();
             case '{batch}':
                 return $this->renderBatch();
-            case '{url}':
-                return Yii::$app->request->url;
             case '{export}':
                 return $this->renderExport();
             case '{create}':