线下付款不支持退款

app/AdminAgent/Extensions/Grid/AuditRefund.php

@@ -2,6 +2,7 @@
 
 namespace App\AdminAgent\Extensions\Grid;
 use App\Common\OrderStatus;
+use App\Common\PayType;
 use App\Models\AdminSetting;
 use App\Models\Order;
 use App\Models\UserMoneyLog;
@@ -53,6 +54,14 @@ class AuditRefund extends RowAction
 				throw new \Exception("退款订单不存在或已处理过了");
 			}
 
+			/**
+			 * 【注意】线下付款退款暂不支持，若要开启，需要同时扣回供应商的余额，否则供应商可以白嫖
+			 * 详见：App\AdminAgent\Extensions\Grid\ChangeOrderStatus
+			 */
+			if ($order->pay_type == PayType::OFFLINE) {
+				throw new \Exception("线下支付退款功能暂未开放");
+			}
+
 			//查看原来的支付信息，可能存在多条支付记录
 			$log = UserMoneyLog::query()
 				->where(['user_id' => $order->user_id, 'order_id' => $order->id, 'type' => 1])