wes

source/application/api/service/order/Checkout.php

@@ -601,7 +601,7 @@ class Checkout
             $grade = $grade?$grade->toArray() : [];
             $upgrade = isset($grade['upgrade']) && !is_array($grade['upgrade'])? json_decode($grade['upgrade'], true)  : [];
             $upgradeMoney = isset($upgrade['expend_money'])?$upgrade['expend_money'] : 0;
-            if($upgradeMoney>=$this->model['total_price']){
+            if($upgradeMoney>=$order['total_price']){
                 $this->error = '当前级别不能购买低级别套餐';
                 return false;
             }