/// <summary>
/// Подписаться на инструмент.
/// </summary>
/// <param name="instrument">
/// Инструмент для подписки.
/// </param>
public async Task <SubscriptionResult> Subscribe(Instrument instrument)
{
using (LogManager.Scope())
{
var data = await instrumentConverter.ResolveInstrumentAsync(this, instrument);
if (data == null)
{
return(SubscriptionResult.Error(instrument, $"Unable to resolve symbol for {instrument}"));
}
// Забираем подписку из коллекции или создаем новую
InstrumentSubscription subscription;
bool isNewSubscription;
using (instrumentSubscriptionsLock.Lock())
{
if (instrumentSubscriptionsByInstrument.TryGetValue(instrument, out subscription))
{
isNewSubscription = false;
}
else
{
subscription = new InstrumentSubscription(instrument, data, OnInstrumentSubscriptionTimedOut);
instrumentSubscriptionsByInstrument.Add(instrument, subscription);
instrumentSubscriptionsByCode[subscription.Code] = subscription;
isNewSubscription = true;
}
}
if (isNewSubscription)
{
// Если подписка уже существовала, то ничего не делаем
// В противном случае требуется подписаться
// Подписываемся
socketL1.Subscribe(subscription.Code);
subscription.BeginTimeout();
}
return(await subscription.Task);
}
}
private async Task <Contract> ResolveContractStubAsync(Instrument instrument)
{
var instrumentData = await instrumentConverter.ResolveInstrumentAsync(adapter, instrument);
if (instrumentData == null)
{
_Log.Error().Print("Unable to resolve vendor symbol for an instrument",
LogFields.Instrument(instrument));
return(null);
}
var contract = GetContractStub(instrumentData);
return(contract);
}
/// <summary>
/// Получить данные по инструменту
/// </summary>
/// <param name="instrument"></param>
/// <returns></returns>
public InstrumentData GetCGateInstrumentData(Instrument instrument)
{
return(instrumentConverter.ResolveInstrumentAsync(this, instrument).Result);
}
internal async Task <string> ResolveInstrumentAsync(Instrument instrument)
{
var data = await instrumentConverter.ResolveInstrumentAsync(this, instrument);
return(data?.Symbol);
}
