/// <summary>
/// Adds return routing to message
/// </summary>
/// <param name="message">The message to add return routing</param>
/// <param name="returnType">The message to add return routing</param>
public static void AddReturnRouting(this AgentMessage message, ReturnRouteTypes returnType = ReturnRouteTypes.all)
{
message.AddDecorator(new TransportDecorator
{
ReturnRoute = returnType.ToString("G")
}, DecoratorNames.TransportDecorator);
}
/// <inheritdoc />
public async Task <MessageContext> SendReceiveAsync(IAgentContext agentContext, AgentMessage message, string recipientKey,
string endpointUri, string[] routingKeys = null, string senderKey = null, ReturnRouteTypes returnType = ReturnRouteTypes.all)
{
Logger.LogInformation(LoggingEvents.SendMessage, "Recipient {0} Endpoint {1}", recipientKey,
endpointUri);
if (string.IsNullOrEmpty(message.Id))
{
throw new AriesFrameworkException(ErrorCode.InvalidMessage, "@id field on message must be populated");
}
if (string.IsNullOrEmpty(message.Type))
{
throw new AriesFrameworkException(ErrorCode.InvalidMessage, "@type field on message must be populated");
}
if (string.IsNullOrEmpty(endpointUri))
{
throw new ArgumentNullException(nameof(endpointUri));
}
var uri = new Uri(endpointUri);
var dispatcher = GetDispatcher(uri.Scheme);
if (dispatcher == null)
{
throw new AriesFrameworkException(ErrorCode.A2AMessageTransmissionError, $"No registered dispatcher for transport scheme : {uri.Scheme}");
}
message.AddReturnRouting(returnType);
var wireMsg = await CryptoUtils.PrepareAsync(agentContext, message, recipientKey, routingKeys, senderKey);
var response = await dispatcher.DispatchAsync(uri, new PackedMessageContext(wireMsg));
if (response is PackedMessageContext responseContext)
{
return(await UnpackAsync(agentContext.Wallet, responseContext, senderKey));
}
throw new InvalidOperationException("Invalid or empty response");
}
