/**
* Return the subscribed events of transaction & block.
* @see {@link https://github.com/nebulasio/wiki/blob/master/rpc.md#subscribe}
*
* @param {Object} options
* @param {Array|String} options.topics
* @param {Function} options.onDownloadProgress - On progress callback function. Recive chunk.
*
* @return [eventData]{@link https://github.com/nebulasio/wiki/blob/master/rpc.md#subscribe}
*
* @example
* var api = new Neb().api;
* api.subscribe({topics: ["chain.linkBlock", "chain.pendingTransaction"]}).then(function(eventData) {
* //code
* });
*/
//长链接，需保持线程运行
public void Subscribe(string[] topics, Action <string> callBackEvent)
{
RequestSubscribe request = new RequestSubscribe()
{
Topics = topics
};
string jsonString = Newtonsoft.Json.JsonConvert.SerializeObject(request, Formatting.Indented, UnderLineSetting);
beginSendRequestAsync("post", "/subscribe", jsonString, callBackEvent);
}
public void Connect()
{
WebSocket webSocket = new WebSocket("wss://ws-feed.pro.coinbase.com");
webSocket.OnOpen += WebSocket_OnOpen;
webSocket.OnMessage += WebSocket_OnMessage;
webSocket.OnError += WebSocket_OnError;
webSocket.OnClose += WebSocket_OnClose;
RequestSubscribe req = new RequestSubscribe();
var serRecCancByGid = JsonConvert.SerializeObject(req, CCoinbaseJsonSerializer.Settings);
webSocket.Connect();
System.Threading.Thread.Sleep(3000);
webSocket.Send(serRecCancByGid);
Console.ReadLine();
}
/// <summary>
/// Subscribes the specified proxy client identifier.
/// </summary>
/// <param name="proxyClientId">The proxy client identifier.</param>
/// <param name="topicList">The topic list.</param>
/// <returns></returns>
public OutputValues Subscribe(int proxyClientId, KeyValueCollection topicList)
{
OutputValues output = OutputValues.GetInstance();
output.Message = string.Empty;
output.MessageCode = string.Empty;
output.ErrorCode = 0;
try
{
RequestSubscribe requestSubscribe = RequestSubscribe.Create();
requestSubscribe.ProxyClientId = proxyClientId;
requestSubscribe.PsTopicList = topicList;
if (Settings.InteractionProtocol != null && Settings.InteractionProtocol.State == ChannelState.Opened)
{
IMessage message = Settings.InteractionProtocol.Request(requestSubscribe);
if (message != null)
{
switch (message.Id)
{
case EventAck.MessageId:
EventAck eventSubscribe = (EventAck)message;
logger.Info("-------------RequestSubscribe----------------");
logger.Info("ProxyClientId :" + proxyClientId);
logger.Info("PsTopicList :" + topicList.ToString());
logger.Info("Name :" + eventSubscribe.Name.ToString());
logger.Info("--------------------------------------------");
logger.Trace(eventSubscribe.ToString());
output.MessageCode = "200";
output.Message = "Subscribe Successful";
break;
case EventError.MessageId:
EventError eventError = (EventError)message;
string LoginErrorCode = Convert.ToString(eventError.ErrorCode);
string LoginErrorDescription = Convert.ToString(eventError.ErrorDescription);
logger.Trace(eventError.ToString());
output.ErrorCode = eventError.ErrorCode;
output.MessageCode = "2002";
output.Message = "Subscribe() : " + LoginErrorDescription;
break;
}
}
else
{
output.MessageCode = "2001";
output.Message = "Subscribe UnSuccessful";
}
}
else
{
logger.Warn("Subscribe() : Interaction Server Protocol is Null..");
}
}
catch (Exception commonException)
{
logger.Error("Error occurred while Subscribe request " + commonException.ToString());
output.MessageCode = "2001";
output.Message = commonException.Message;
}
return(output);
}