code review by fei.hong : do modify product detail size choose parameter

@@ -129,7 +129,7 @@ class Helpers
      */
     public static function getShoppingKeyByCookie()
     {
-        $cookie = isset($_COOKIE['_spk']) ? $_COOKIE['_spk'] : '';
+        $cookie = isset($_COOKIE['_SPK']) ? $_COOKIE['_SPK'] : '';
         return $cookie;
     }
 

@@ -167,6 +167,7 @@ class DetailModel
             $colorGroup = array();
             $sizeGroup = array();
             $goodsGroup = array();
+            $sizeName = '';
             $colorList = array();
             $sizeList = array();
             $allSizeList = array(); // 所有尺码列表
@@ -195,6 +196,7 @@ class DetailModel
                 // 商品的尺码列表
                 $colorStorageGroup[ $value['productSkc'] ] = array();
                 if (isset($value['goodsSizeBoList'])) {
+                    $sizeName = '';
                     foreach ($value['goodsSizeBoList'] as $size) {
                         $sizeList[ $value['productSkc'] ][] = array(
                             'id' => $size['id'],
@@ -204,12 +206,14 @@ class DetailModel
                             'name' => $size['sizeName'],
                             'sizeNum' => $size['goodsSizeStorageNum'],
                         );
+                        $sizeName = $size['sizeName'];
                         
                         // 所有尺码列表，赋值用于前端展示默认尺码的时候 判断出没有库存则显示灰色
-                        $allSizeList[ $size['sizeName'] ] = empty($allSizeList[ $size['sizeName'] ]) ? $size['goodsSizeStorageNum'] : $allSizeList[ $size['sizeName'] ];
-                        
+                        $allSizeList[$sizeName] = empty($allSizeList[$sizeName]['storage']) 
+                                                          ? array('storage' => $size['goodsSizeStorageNum'], 'id' => $size['id']) 
+                                                          : $allSizeList[$sizeName];
                         $colorStorageNum += intval($size['goodsSizeStorageNum']);
-                        $colorStorageGroup[$value['productSkc']][$size['sizeName']] = $size['goodsSizeStorageNum'];
+                        $colorStorageGroup[ $value['productSkc'] ][$sizeName] = $size['goodsSizeStorageNum'];
                     }
 
                     // 颜色分组
@@ -235,7 +239,8 @@ class DetailModel
                 // 默认尺码
                 $sizeGroup[0]['size'][] = array(
                     'name' => $sizeName, // 尺码名称
-                    'sizeNum' => empty($value) ? false : true, // 是否有库存 (false:表示没有库存，true:表示有库存)
+                    'sizeNum' => empty($value['storage']) ? false : true, // 是否有库存 (false:表示没有库存，true:表示有库存)
+                    'id' => $value['id'],
                 );
 
                 // 各个颜色的尺码, 每行显示一个尺码对应的颜色
@@ -243,7 +248,7 @@ class DetailModel
                     $colorArr['colorNum'] = isset($colorStorageGroup[ $colorArr['skcId'] ][$sizeName]) ? $colorStorageGroup[ $colorArr['skcId'] ][$sizeName] : 0;
                     $colorGroup[$i]['color'][] = $colorArr;
                 }
-                $colorGroup[$i]['sizeName'] = $sizeName;
+                $colorGroup[$i]['id'] = $value['id'];
                 
                 ++ $i;
             }