function act_nextSku()
 {
     $show_mes = array();
     $shipOrderGroup = $_POST['order_group'];
     $group_id = $_POST['now_group_id'];
     $now_sku = $_POST['now_sku'];
     $now_pname = $_POST['now_pname'];
     $show_info = array();
     $show_sql = GroupDistributionModel::getGroupSkuInfo("and a.shipOrderGroup='{$shipOrderGroup}' and a.status=0 and a.groupId>'{$group_id}' and a.pName!='{$now_pname}' and a.sku!='{$now_sku}' group by a.pName order by a.groupId asc");
     if (!empty($show_sql)) {
         foreach ($show_sql as $show) {
             $order_sku_info = $this->get_valid_order($show['shipOrderGroup'], $show['sku'], $show['pName']);
             if ($order_sku_info['sku_amount'] != 0) {
                 $show_info['group_id'] = $show['groupId'];
                 $show_info['sku'] = $show['sku'];
                 $show_info['sku_amount'] = $order_sku_info['sku_amount'];
                 $show_info['goods_location'] = $show['pName'];
                 break;
             }
         }
     }
     if (empty($show_info)) {
         $show_info2 = array();
         $show_sql = GroupDistributionModel::getGroupSkuInfo("and a.shipOrderGroup='{$shipOrderGroup}' and a.status=0 and a.groupId<'{$group_id}' and a.pName!='{$now_pname}' and a.sku!='{$now_sku}' group by a.pName order by a.groupId asc");
         if (!empty($show_sql)) {
             foreach ($show_sql as $show) {
                 $order_sku_info = $this->get_valid_order($show['shipOrderGroup'], $show['sku'], $show['pName']);
                 if ($order_sku_info['sku_amount'] != 0) {
                     $show_info2['group_id'] = $show['groupId'];
                     $show_info2['sku'] = $show['sku'];
                     $show_info2['sku_amount'] = $order_sku_info['sku_amount'];
                     $show_info2['goods_location'] = $show['pName'];
                     break;
                 }
             }
         } else {
             self::$errCode = "003";
             self::$errMsg = "该料号是最后一个了!";
             return false;
         }
         if (!empty($show_info2)) {
             $show_mes = $show_info2;
         } else {
             self::$errCode = "003";
             self::$errMsg = "该料号是最后一个了!";
             return false;
         }
     } else {
         $show_mes = $show_info;
     }
     self::$errMsg = "请扫描该配货清单下的料号!";
     return $show_mes;
 }