Messaging Client sample to retrieve simulators

MessagingClientSample.cs

using System.Net.Mqtt;
using System.Net.Mqtt.Client;
using System.Threading.Tasks;
using Xamarin.Messaging;
using Xamarin.Messaging.Client;
using Xamarin.Messaging.Client.Serialization;
using Xamarin.Messaging.IDB.Contracts;

public class MessagingClientSample
{
	public async Task<IMessagingClient> ConnectAsync() {
		var host = "localhost";
		var port = 55555;
		var protocolConfiguration = new ProtocolConfiguration ().AsMessagingDefault ();
	
		protocolConfiguration.Port = port;
	
		var initializer = new ClientInitializer (host);
		var mqttClient = initializer.Initialize (protocolConfiguration);
		var topicEvaluator = new TopicEvaluator (protocolConfiguration);
		var topicGenerator = new TopicGenerator ();
		
		var agentVersion = "xxxx";
		
		topicGenerator.AddReplacement ("{version}", agentVersion);
		
		var credentials = new ClientCredentials ("testClient");
		var messagingConfiguration = new MessagingConfiguration {
			DefaultMessagePriority = MessagePriority.Medium,
			DefaultWaitingTimeoutSecs = 10
		};
	
		var connection = new MessagingConnection (
			mqttClient,
			topicEvaluator,
			topicGenerator,
			SerializationManager.Default,
			credentials,
			messagingConfiguration);
	
		return await connection.ConnectAsync ().ConfigureAwait(false);
	}

	public async Task<GetSimulatorsResult> ListSimulatorsAsync(IMessagingClient client)
	{
		return await client.PostAsync<GetSimulatorsMessage, GetSimulatorsResult> (new GetSimulatorsMessage ()).ConfigureAwait(false);
	}
}