public CryptoRtdServer()
{
_subMgr = new SubscriptionManager();
_socket = new GdaxWebSocketClient(new Uri("wss://ws-feed.gdax.com"));
_binanceAdapter = new BinanceAdapter(_subMgr);
}
//
// Excel calls this when it wants to shut down RTD server.
//
void IRtdServer.ServerTerminate()
{
if (_timer != null)
{
_timer.Stop();
_timer = null;
}
if (_socket != null)
{
_socket.Disconnect();
_socket = null;
}
//_binanceViewModel = null;
}
//
// Excel calls this when it wants to shut down RTD server.
//
void IRtdServer.ServerTerminate()
{
if (_timer != null)
{
_timer.Stop();
_timer = null;
}
if (_socket != null)
{
_socket.Disconnect();
_socket = null;
}
if (_binanceAdapter != null)
{
_binanceAdapter.UnsubscribeAllStreams();
_binanceAdapter = null;
}
}
//
// Excel calls this. It's an entry point. It passes us a callback
// structure which we save for later.
//
int IRtdServer.ServerStart(IRtdUpdateEvent callback)
{
_callback = callback;
// We will throttle out updates so that Excel can keep up.
// It is also important to invoke the Excel callback notify
// function from the COM thread. System.Windows.Threading'
// DispatcherTimer will use COM thread's message pump.
_timer = new DispatcherTimer();
_timer.Interval = TimeSpan.FromMilliseconds(33); // Make this fast
_timer.Tick += TimerElapsed;
_timer.Start();
// moved from constructor as this is a blocking call when network is down
Task.Run(() => {
_socket = new GdaxWebSocketClient(new Uri("wss://ws-feed.gdax.com"));
_socket.Start();
_socket.MessageReceived += OnWebSocketMessageReceived;
});
return(1);
}
