// FIXME?(AFL): kinda ugly signature
public void SendRequest(TRequest request, TimeSpan?requestTimeout, string destinationClientID = null, bool retained = false)
{
requestTimeout = requestTimeout ?? TimeSpan.FromSeconds(20);
var wrappedRequest = _requestSerializer.SerializeMessage(request);
wrappedRequest.Source = _client.Options.ClientOptions.ClientId;;
wrappedRequest.Destination = destinationClientID;
var payload = _requestSerializer.SerializeWrapper(wrappedRequest);
var packedMessage = new MqttApplicationMessageBuilder()
.WithTopic(RequestTopic)
.WithPayload(payload)
.WithQualityOfServiceLevel(_qosLevel)
.WithRetainFlag(retained)
.Build();
try
{
_client.PublishAsync(packedMessage, _cancellationToken.Token).Wait();
}
catch (Exception e)
{
Log.Error($"Failed to publish response message on topic \"{ResponseTopic}\". Exception: {e}");
throw;
}
}
public bool HandleMessageReceived(string serializedMessage)
{
EndpointMessage requestMessage;
if (!_requestDeserializer.Deserialize(serializedMessage, out requestMessage))
{
return(false);
}
var requestSource = requestMessage.Source;
var requestDestination = requestMessage.Destination;
// Ignore request if its meant for another bot
if (!string.IsNullOrEmpty(requestDestination) && !string.Equals(requestDestination, _client.Options.ClientOptions.ClientId))
{
return(true);
}
TRequest request;
if (!_requestDeserializer.Deserialize(requestMessage, out request))
{
return(false);
}
var response = _requestReceivedHandler(request);
var responseMessage = _responseSerializer.SerializeMessage(response);
responseMessage.Source = requestDestination;
responseMessage.Destination = requestSource;
var payload = _responseSerializer.SerializeWrapper(responseMessage);
var packedMessage = new MqttApplicationMessageBuilder()
.WithTopic(ResponseTopic)
.WithPayload(payload)
.WithQualityOfServiceLevel(_qosLevel)
.Build();
try
{
_client.PublishAsync(packedMessage, _cancellationToken.Token).Wait();
}
catch (Exception e)
{
Log.Error($"Failed to publish response message on topic \"{ResponseTopic}\". Exception: {e}");
throw;
}
return(true);
}
