退货&退款

@@ -336,7 +336,7 @@ class ZjOrderController extends AdminBaseController
         if ($this->request->param()) {
             $param = input('param.');
             if (Db::name('zj_order')->where(['id' => $param['id']])->value('step') == 8) {
-                if ($param['tui'] <= 0) {
+                if ($param['refund_fee'] <= 0) {
                     $this->error('退款金额需大于0');
                 }
                 $return = $this->wxRefund($param['id'], $param['refund_fee']);