Tool to remove a XAML build controller from a VSTS instance

RemoveXAMLBuildController

using Microsoft.TeamFoundation.Build.Client;
using Microsoft.TeamFoundation.Client;
using System;
using System.Linq;

// Needs the Nuget package Microsoft.TeamFoundationServer.ExtendedClient
namespace RemoveXAMLBuildController
{
    class Program
    {
         static void Main(string[] args)
        {
            if (args.Count() != 3)
            {
                Console.WriteLine("Usage: RemoveXAMLBuildController \"https://<Your instance>.visualstudio.com\"  \"<Your PAT>\" \"Controller Name\"");
            }
            else
            {
                RemoveXAMLBuildController(new Uri(args[0]), args[1], args[2]);
            }
        }

        private static void RemoveXAMLBuildController(Uri uri, string pat, string name)
        {
            System.Net.NetworkCredential networkCredential = new
            System.Net.NetworkCredential("username", pat); // any username is OK
            BasicAuthCredential basicCredential = new BasicAuthCredential(networkCredential);

            TfsClientCredentials tfsCredentials = new TfsClientCredentials(basicCredential);
            tfsCredentials.AllowInteractive = false;
            var server = new TfsTeamProjectCollection(uri, tfsCredentials);


            server.Authenticate();
            var buildServer = (IBuildServer)server.GetService(typeof(IBuildServer));
            var controller = buildServer.QueryBuildControllers().FirstOrDefault(c => c.Name.Equals(name));

            if (controller == null)
            {
                Console.WriteLine($"No XAML controllers found with name '{name}'");
            }
            else
            {
                if (controller.Agents.Count > 0)
                {
                    Console.WriteLine("Deleting build agents in controller");
                    buildServer.DeleteBuildAgents(controller.Agents.ToArray());
                }
                Console.WriteLine($"Deleting build controller '{name}'");
                buildServer.DeleteBuildControllers(new IBuildController[] { controller });
            }

        }
    }
}