/// <summary>
/// To send data request.
/// </summary>
/// <param name="series">The candles series for which data receiving should be started.</param>
/// <param name="from">The initial date from which you need to get data.</param>
/// <param name="to">The final date by which you need to get data.</param>
public void Start(CandleSeries series, DateTimeOffset from, DateTimeOffset to)
{
if (series == null)
{
throw new ArgumentNullException(nameof(series));
}
CandleSeriesInfo info;
lock (_info.SyncRoot)
{
info = _info.TryGetValue(series);
if (info != null)
{
throw new ArgumentException(LocalizedStrings.Str636Params.Put(series), nameof(series));
}
info = new CandleSeriesInfo(series, from, to, Sources, OnNewValues, s =>
{
_info.Remove(s);
OnStopped(s);
});
//Container.Start(series, from, to);
_info.Add(series, info);
}
info.Start();
}
private DateTimeOffset OnNewValues(CandleSeriesInfo info, IEnumerable <ICandleBuilderSourceValue> values)
{
ICandleBuilderSourceValue lastValue = null;
foreach (var value in values)
{
var messages = _builder.Process(info.Message, info.CurrentCandleMessage, value);
foreach (var candleMsg in messages)
{
info.CurrentCandleMessage = candleMsg;
if (info.CurrentCandle != null && info.CurrentCandle.OpenTime == candleMsg.OpenTime)
{
if (info.CurrentCandle.State == CandleStates.Finished)
{
continue;
}
info.CurrentCandle.Update(candleMsg);
}
else
{
info.CurrentCandle = candleMsg.ToCandle(info.Series);
}
Processing?.Invoke(info.Series, info.CurrentCandle);
//if (candleMsg.IsFinished)
// OnStopped(info.Series);
}
lastValue = value;
}
return(lastValue?.Time ?? default(DateTimeOffset));
}
