protected override async Task <string> SendUnsubscribe(string key, CancellationToken cancellationToken = default)
{
string clientid = Guid.NewGuid().ToString();
string unsubkey = GetUnsubscribeKey(key, clientid);
WebSocketRequestBuilder builder = new WebSocketRequestBuilder()
.AddParam("op", "unsub")
.AddParam("cid", clientid)
.AddParam("topic", key);
string json = builder.Build();
await SendAsync(json, cancellationToken);
var task = Task.Factory.StartNew(() =>
{
while (true)
{
Thread.Sleep(10);
if (_messagePool.TryGetValue(unsubkey, out string response))
{
_messagePool.Remove(unsubkey);
return(response);
}
}
}, cancellationToken);
var repJson = await task;
return(repJson);
}
private async Task OnPing(long ts)
{
WebSocketRequestBuilder builder = new WebSocketRequestBuilder()
.AddParam("pong", ts);
await this.SendAsync(builder.Build(), CancellationToken.None);
}
public async Task <string> Request(DateTime from, DateTime to)
{
try
{
WebSocketRequestBuilder builder = new WebSocketRequestBuilder()
.AddParam("from", (int)(from.ToUniversalTime() - DateTime.UnixEpoch).TotalSeconds)
.AddParam("to", (int)(to.ToUniversalTime() - DateTime.UnixEpoch).TotalSeconds);
var response = await SendRequest(SubscribeKey, builder, CancellationToken.None);
CheckResultAndThrow(response);
return(response);
}
catch
{
throw;
}
}
public async Task Auth(CancellationToken cancellationToken = default)
{
string authkey = GetAuthKey();
DateTime now = DateTime.UtcNow;
string signature = GetSignature(now);
WebSocketRequestBuilder builder2 = new WebSocketRequestBuilder()
.AddParam("op", "auth")
.AddParam("type", "api")
.AddParam(_aKKey, _accesskey)
.AddParam(_sMKey, _sMValue)
.AddParam(_sVKey, _sVValue)
.AddParam(_tKey, now.ToString("s"))
.AddParam(_sKey, signature);
await this.SendAsync(builder2.Build(), cancellationToken);
var task = Task.Factory.StartNew(() =>
{
while (true)
{
Thread.Sleep(10);
if (_messagePool.TryGetValue(authkey, out string response))
{
_messagePool.Remove(authkey);
return(response);
}
}
}, cancellationToken);
var repJson = await task;
JToken jt = JToken.Parse(repJson);
int err_code = jt["err-code"].ToObject <int>();
if (err_code != 0)
{
throw new Exception($"{GetType()}.{nameof(Auth)} failed: {jt["err-msg"].ToObject<string>()}({err_code})");
}
}
public async Task Subcribe(Action <string> handler, CancellationToken cancellationToken)
{
this.handler += handler;
if (isSubbed)
{
return;
}
WebSocketRequestBuilder requestBuilder = GetRequestBuilder();
var response = await SendSubscribe(SubscribeKey, requestBuilder, cancellationToken);
try
{
CheckResultAndThrow(response);
isSubbed = true;
return;
}
catch
{
this.handler -= handler;
isSubbed = false;
throw;
}
}
protected override Task <string> SendRequest(string key, WebSocketRequestBuilder builder, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
protected abstract Task <string> SendSubscribe(string key, WebSocketRequestBuilder builder, CancellationToken cancellationToken);
