void TimerElapsed(object state)
{
Timer.Change(Timeout.Infinite, Timeout.Infinite);
bool resubscribe = false;
try
{
var result = Client.IsSubscribed(new IsSubscribedRequest {
Id = Subscription.Id
}, deadline: DateTime.UtcNow.AddSeconds(15));
resubscribe = !result.Subscribed;
}
catch
{
resubscribe = true;
}
if (resubscribe)
{
Console.WriteLine("Try to resubscribe...");
SubscriptionCancel.Cancel();
SubscriptionCancel = new CancellationTokenSource();
SubscribeToEvent(SubscriptionCancel.Token).ConfigureAwait(false).GetAwaiter();
}
Timer.Change(REQUEST_INTERVAL, Timeout.Infinite);
}