处理多次回调问题

app/controller/api/Notify.php

@@ -128,6 +128,7 @@ class Notify
                                 Db::name('log')->insert(['data'=>'汇付支付撤销返回结果：'.json_encode($hf_refund_res)]);
                                 break;
                             }
+                            if($group_order['paid'] == 1) break;
                             $post_data_str['expend']['open_id'] = $post_data_str['expend']['open_id'] ?? '';
 
                             //start