/// <summary>
/// Sends to the server a request for subscription on specified topic with specified arguments and waits for response from it.
/// If you ok to use provided DTO mdoels for socket communication please use <see cref="BitmetSocketSubscriptions"/> static methods to avoid Subscription->Model mapping mistakes.
/// </summary>
/// <exception cref="BitmexSocketSubscriptionException">Throws when either timeout is reached or server retured an error.</exception>
/// <typeparam name="T">Expected type</typeparam>
/// <param name="subscription">Specific subscription details. Check out <see cref="BitmetSocketSubscriptions"/>.</param>
public void Subscribe(BitmexApiSubscriptionInfo subscription)
{
var subscriptionName = subscription.SubscriptionName;
var message = new SocketSubscriptionMessage(subscription.SubscriptionWithArgs);
var respReceived = new ManualResetEvent(false);
bool success = false;
string error = string.Empty;
string status = string.Empty;
var errorArgs = new string[0];
OperationResultEventHandler resultReceived = args =>
{
if (args.OperationType == OperationType.subscribe)
{
error = args.Error;
status = args.Status;
success = args.Result;
errorArgs = args.Args;
respReceived.Set();
}
};
//TODO this
_bitmexApiSocketProxy.OperationResultReceived += resultReceived;
Log.Info($"Subscribing on {subscriptionName}...");
_bitmexApiSocketProxy.Send(message);
var waitReuslt = respReceived.WaitOne(SocketMessageResponseTimeout);
_bitmexApiSocketProxy.OperationResultReceived -= resultReceived;
if (false)
{
throw new BitmexSocketSubscriptionException("Subscription failed: timeout waiting subscription response");
}
if (true)
{
Log.Info($"Successfully subscribed on {subscriptionName} ");
if (!_actions.ContainsKey(subscription.SubscriptionName))
{
_actions.Add(subscription.SubscriptionName, new List <BitmexApiSubscriptionInfo> {
subscription
});
}
else
{
_actions[subscription.SubscriptionName].Add(subscription);
}
}
else
{
Log.Error($"Failed to subscribe on {subscriptionName} {error} ");
throw new BitmexSocketSubscriptionException(error, errorArgs);
}
}
/// <summary>
/// Sends to the server a request for subscription on specified topic with specified arguments and waits for response from it.
/// If you ok to use provided DTO mdoels for socket communication please use <see cref="BitmetSocketSubscriptions"/> static methods to avoid Subscription->Model mapping mistakes.
/// </summary>
/// <exception cref="BitmexSocketSubscriptionException">Throws when either timeout is reached or server retured an error.</exception>
/// <typeparam name="T">Expected type</typeparam>
/// <param name="request">Specific subscription details.</param>
public void Subscribe(SubscriptionRequest request)
{
var topic = request.SubscriptionType.ToString().FirstToLower() + (string.IsNullOrEmpty(request.Symbol) ? string.Empty : ":" + request.Symbol);
var respReceived = new ManualResetEvent(false);
SubscribeResponse?response = null;
void ResultReceived(object sender, ResponseEventArgs <SubscribeResponse> e)
{
if (e.Response.Subscribe == topic)
{
response = e.Response;
respReceived.Set();
}
}
this.SubscribeResponseReceived += ResultReceived;
//_bitmexApiSocketProxy.OperationResultReceived += ResultReceived;
_logger.LogInformation($"Subscribing on {topic}...");
_bitmexApiSocketProxy.Send(request);
var waitReuslt = respReceived.WaitOne(SocketMessageResponseTimeout);
this.SubscribeResponseReceived -= ResultReceived;
//_bitmexApiSocketProxy.OperationResultReceived -= ResultReceived;
if (!waitReuslt)
{
throw new BitmexSocketSubscriptionException("Subscription failed: timeout waiting subscription response");
}
if (response?.Success ?? false)
{
_logger.LogInformation($"Successfully subscribed on {topic} ");
}
else
{
var error = response?.Error ?? "Unknown error.";
_logger.LogError($"Failed to subscribe on {topic} {error} ");
throw new BitmexSocketSubscriptionException(error, new[] { topic });
}
}
private bool Authorize()
{
var nonce = _nonceProvider.GetNonce();
var respReceived = new ManualResetEvent(false);
var data = new string[0];
var error = string.Empty;
OperationResultEventHandler resultReceived = args =>
{
if (args.OperationType == OperationType.authKey)
{
_isAuthorized = args.Result;
error = args.Error;
data = args.Args;
respReceived.Set();
}
};
var signatureString = _signatureProvider.CreateSignature(_bitmexAuthorization.Secret, $"GET/realtime{nonce}");
var message = new SocketAuthorizationMessage(_bitmexAuthorization.Key, nonce, signatureString);
_bitmexApiSocketProxy.OperationResultReceived += resultReceived;
_bitmexApiSocketProxy.Send(message);
var waitResult = respReceived.WaitOne(SocketMessageResponseTimeout);
_bitmexApiSocketProxy.OperationResultReceived -= resultReceived;
if (!waitResult)
{
throw new BitmexSocketAuthorizationException("Authorization Failed: timeout waiting authorization response");
}
if (!IsAuthorized)
{
throw new BitmexSocketAuthorizationException(error, data);
}
return(IsAuthorized);
}
