public void Start(string crypto, string currency)
{
string key = PriceHub.GetKey(crypto, currency);
var cancellationTokenSource = new CancellationTokenSource();
var task = _priceTaskFactory.CreatePollingPriceTask(crypto, currency, cancellationTokenSource.Token);
_priceTaskStorage.Add(key, task, cancellationTokenSource);
}
private void CreatePollingPrice(string crypto, string currency, CancellationToken cancellationToken)
{
string groupName = PriceHub.GetKey(crypto, currency);
while (!cancellationToken.IsCancellationRequested)
{
Thread.Sleep(10000);
var response = _cryptoProvider.GetPrice(crypto, currency).GetAwaiter().GetResult();
_hubContext.Clients.Group(groupName).SendPrice(response);
}
}
public bool IsRunning(string crypto, string currency)
{
string key = PriceHub.GetKey(crypto, currency);
return(_priceTaskStorage.Exists(key));
}