修改支付订单零元

@@ -107,6 +107,7 @@ class Pay extends Api
                 $arr['total_price'] = $data['total_price'];
                 //支付金额为0，直接更新为支付成功
                 if($data['total_price'] == 0){
+                    $arr['status'] = $status[2];
                     $res1 = $orderModel->where(['order_sn'=>$order_sn,'uid'=>$this->uid])->update($arr);
                     if($res1){
                         $res2 = Common::findSoftWhereData('order',['order_sn'=>$order_sn,'uid'=>$this->uid],'id order_id');