调整退货单审核

app/Model/OrderReturnModel.php

@@ -177,7 +177,7 @@ class OrderReturnModel extends Model
             $event = '审核通过退货单';
         } else {          
             $update['refuse_reason'] = $request->input('refuse_reason');
-            $event = '驳回退货单，原因：'.$refund_reason;
+            $event = '驳回退货单，原因：'.$update['refuse_reason'];
         }
 
         $update['status'] = $type;