/// <summary>
/// Invoke a synchronous service with the specified payload. The method call block until the method return.
/// </summary>
/// <typeparam name="TI">The payload type.</typeparam>
/// <typeparam name="TO">The return type.</typeparam>
/// <param name="serviceName">The name of the service, as configured in Argilla.Node.ServiceName.</param>
/// <param name="payload">The payload used for invoke the service.</param>
/// <returns></returns>
public static TO Invoke <TI, TO>(string serviceName, TI payload)
{
TO outputValue = default;
PayloadSync payloadSync = new PayloadSync()
{
Payload = payload
};
string json = CustomJsonSerializer.Serialize(payloadSync);
Exception lastException = null;
try
{
Endpoint endpoint = GetFreeEndpoint(serviceName);
string jsonResult = HttpHelper.Post(endpoint.EndpointSync, json);
outputValue = CustomJsonSerializer.Deserialize <TO>(jsonResult);
lastException = null;
}
catch (Exception ex)
{
logger.Error(ex.Message);
ResolveResponse resolveResponse = Resolve(serviceName);
foreach (Endpoint endpoint in resolveResponse.Endpoints)
{
try
{
string jsonResult = HttpHelper.Post(endpoint.EndpointSync, json);
outputValue = CustomJsonSerializer.Deserialize <TO>(jsonResult);
lastException = null;
break;
}
catch (Exception e)
{
lastException = e;
}
}
}
if (lastException != null)
{
logger.Error(lastException, lastException.Message);
throw lastException;
}
logger.Debug(String.Format("Output value: {0}", outputValue));
return(outputValue);
}
public ActionResult Callback([FromBody] PayloadSync payload)
{
string content = CustomJsonSerializer.Serialize(payload.Payload);
MethodInfo methodInfo = ArgillaSettings.Current.MessageReceivedHandler;
ParameterInfo[] pis = methodInfo.GetParameters();
ParameterInfo argumentPI = pis[0];
Type t = pis[0].ParameterType;
object o = CustomJsonSerializer.Deserialize(content, t);
object a = ArgillaSettings.Current.MessageReceivedHandler.Invoke(null, new[] { o });
string result = CustomJsonSerializer.Serialize(a);
return(new ContentResult()
{
Content = result, ContentType = "application/json", StatusCode = 200
});
}
