feat:商品模型增加行为，若limit_count字段为空，则为0

backend/modules/goods/controllers/GoodsController.php

@@ -102,7 +102,6 @@ class GoodsController extends Controller
         $model->is_taking = Goods::IS_TAKING_NO;
         $model->is_express = Goods::IS_EXPRESS_YES;
         $model->express_type = Goods::EXPRESS_TYPE_EXPRESS_TEMPLATE;
-        $model->limit_count = 0;
         if ($model->load(Yii::$app->request->post()) && $model->validate()) {
             //商品封面图和商品详情图上传保存处理
             $res = GoodsManager::updateGoods(Yii::$app->request->post(), $model);

backend/modules/goods/models/ars/Goods.php

@@ -234,6 +234,9 @@ class Goods extends \yii\db\ActiveRecord
         if (!$this->sn) {
             $this->sn = time() . rand(1111, 9999);
         }
+        if (!$this->limit_count) {
+            $this->limit_count = 0;
+        }
         return parent::beforeSave($insert); // TODO: Change the autogenerated stub
     }