预订单不能记欠款

app-ghs/controllers/OrderController.php

@@ -1063,6 +1063,9 @@ class OrderController extends BaseController
         if (empty($cg)) {
             util::fail('没有找到采购单');
         }
+        if ($order->book == 1) {
+            util::fail('预订单不能记欠款');
+        }
         PurchaseService::payAfter($cg, $payWay);
         OrderService::payAfter($order, $payWay);