private void OnSnapshotReady(object sender, NetMQSocketEventArgs e)
{
string command = snapshotSocket.ReceiveString();
// Currently we only have one type of events
if (command == SnapshotProtocol.GetTradessCommand)
{
var tickers = tickerRepository.GetAllTickers();
// we will send all the tickers in one message
foreach (var ticker in tickers)
{
snapshotSocket.SendMore(JsonConvert.SerializeObject(ticker));
}
snapshotSocket.Send(SnapshotProtocol.EndOfTickers);
}
}
public async Task SubscribeTrades()
{
contextHolder.TickerHubClients = Clients;
var user = ContextUtil.GetUserName(Context);
Log.InfoFormat("Received trade subscription from user {0}", user);
// add client to the trade notification group
await Groups.Add(Context.ConnectionId, TickerGroupName);
Log.InfoFormat("Connection {0} of user {1} added to group '{2}'", Context.ConnectionId, user, TickerGroupName);
var tickers = tickerRepository.GetAllTickers();
await Clients.Caller.SendTickers(tickers);
Log.InfoFormat("Snapshot published to {0}", Context.ConnectionId);
}