商品规格为空时，详情页保存问题修改

app/Admin/Controllers/v3/GoodsController.php

@@ -82,7 +82,7 @@ class GoodsController extends AdminController
                     return empty($item) ? '' : $item->title;
                 });
                 $show->width(6)->store_id->as(function ($storeId){
-                    $item = GoodsCategoryModel::getStoreInfo($storeId,'name');
+                    $item = storeModel::getStoreInfo($storeId,'name');
                     return empty($item) ? '' : $item->name;
                 });
                 $show->width(6)->goods_category_id->as(function ($goodsCategoryId){
@@ -110,8 +110,10 @@ class GoodsController extends AdminController
                 });
                 $show->width(6)->spec->as(function ($value){
                     $text = '';
-                    foreach ($value as $v){
-                        $text .= '【'.$v['spec_key'] .'：'.$v['spec_value'].'】  ';
+                    if($value){
+                        foreach ($value as $v){
+                            $text .= '【'.$v['spec_key'] .'：'.$v['spec_value'].'】  ';
+                        }
                     }
                     return $text;
                 });

app/Admin/Controllers/v3/GoodsNewController.php

@@ -127,8 +127,10 @@ class GoodsNewController extends AdminController
                 });
                 $show->width(6)->spec->as(function ($value){
                     $text = '';
-                    foreach ($value as $v){
-                        $text .= '【'.$v['spec_key'] .'：'.$v['spec_value'].'】  ';
+                    if($value){
+                        foreach ($value as $v){
+                            $text .= '【'.$v['spec_key'] .'：'.$v['spec_value'].'】  ';
+                        }
                     }
                     return $text;
                 });