From c5cf67bb042c06b1b626ce2002c3725c5068b797 Mon Sep 17 00:00:00 2001
From: maurok <maurok@gmail.com>
Date: Wed, 17 May 2017 17:51:44 -0300
Subject: [PATCH] # Avoiding checking for default selected option (not all
 subsets have a default)

---
 .../PaymentsBot/Controllers/MessagesController.cs        | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/CSharp/sample-payments/PaymentsBot/Controllers/MessagesController.cs b/CSharp/sample-payments/PaymentsBot/Controllers/MessagesController.cs
index 9fb87c3d4a..7a317d64b0 100644
--- a/CSharp/sample-payments/PaymentsBot/Controllers/MessagesController.cs
+++ b/CSharp/sample-payments/PaymentsBot/Controllers/MessagesController.cs
@@ -148,10 +148,11 @@ private async Task OnInvoke(IInvokeActivity invoke, IConnectorClient connectorCl
                 }
             }
 
-            if (result.Details.ShippingOptions.Count(option => option.Selected.HasValue && option.Selected.Value) != 1)
-            {
-                throw new ArgumentException("Expected exactly zero or one selected shipping option.");
-            }
+            // do not require or check default selected option
+            //if (result.Details.ShippingOptions.Count(option => option.Selected.HasValue && option.Selected.Value) != 1)
+            //{
+            //    throw new ArgumentException("Expected exactly zero or one selected shipping option.");
+            //}
 
             // update payment details after shipping changed
             await this.shippingService.UpdatePaymentDetailsAsync(result.Details, paymentRequestUpdate.ShippingAddress, catalogItem);