fix bug

api/Appapi/Model/Guard.php

@@ -110,11 +110,11 @@ class Model_Guard extends PhalApi_Model_NotORM {
 		$action='buyguard';
         $giftid= $guardinfo['id'];
         $total= $guardinfo['coin'];
-
+        $consumption = $total * 10;
         /* 更新用户余额 消费 */
 		$isok=DI()->notorm->users
 				->where('id = ? and coin>=?', $uid,$total)
-				->update(array('coin' => new NotORM_Literal("coin - {$total}"),'consumption' => new NotORM_Literal("consumption + {$total}") ) );
+				->update(array('coin' => new NotORM_Literal("coin - {$total}"),'consumption' => new NotORM_Literal("consumption + {$consumption}") ) );
         if(!$isok){
             $rs['code'] = 1002;
 			$rs['msg'] = '余额不足';