防止在线采购连击

BBWY.Client/ViewModels/Purchase/1688PreviewPurchaseViewModel.cs

@@ -281,6 +281,8 @@ namespace BBWY.Client.ViewModels
 
         private void FastCreateOrder()
         {
+            if (IsLoading)
+                return;
             if (TotalAmount == 0)
             {
                 MessageBox.Show("总金额为0不能提交订单", "提示");