public CandleMessageBuildableStorage(CandleBuilderProvider provider, IStorageRegistry registry, SecurityId securityId, TimeSpan timeFrame, IMarketDataDrive drive, StorageFormats format)
{
if (registry == null)
{
throw new ArgumentNullException(nameof(registry));
}
_getStorage = tf => registry.GetCandleMessageStorage(typeof(TimeFrameCandleMessage), securityId, tf, drive, format);
_original = _getStorage(timeFrame);
_timeFrame = timeFrame;
_compressors = GetSmallerTimeFrames().ToDictionary(tf => tf, tf => new BiggerTimeFrameCandleCompressor(new MarketDataMessage
{
SecurityId = securityId,
DataType = MarketDataTypes.CandleTimeFrame,
Arg = timeFrame,
IsSubscribe = true,
}, provider.Get(typeof(TimeFrameCandleMessage))));
}
private void LoadData(CandleSeries series)
{
var msgType = series.CandleType.ToCandleMessageType();
_transactionId = _transactionIdGenerator.GetNextId();
_holder.Clear();
_holder.CreateCandleSeries(_transactionId, series);
_candleTransform.Process(new ResetMessage());
_candleBuilder = _builderProvider.Get(msgType.ToCandleMarketDataType());
var storage = new StorageRegistry();
BusyIndicator.IsBusy = true;
var path = HistoryPath.Folder;
var isBuild = BuildFromTicks.IsChecked == true;
var format = Format.SelectedFormat;
var maxDays = (isBuild || series.CandleType != typeof(TimeFrameCandle))
? 2
: 30 * (int)((TimeSpan)series.Arg).TotalMinutes;
_mdMsg = series.ToMarketDataMessage(true);
Task.Factory.StartNew(() =>
{
var date = DateTime.MinValue;
if (isBuild)
{
foreach (var tick in storage.GetTickMessageStorage(series.Security, new LocalMarketDataDrive(path), format).Load())
{
_tradeGenerator.Process(tick);
if (_candleTransform.Process(tick))
{
var candles = _candleBuilder.Process(_mdMsg, _currCandle, _candleTransform);
foreach (var candle in candles)
{
_currCandle = candle;
_updatedCandles.Add((CandleMessage)candle.Clone());
}
}
_lastTime = tick.ServerTime;
if (date != tick.ServerTime.Date)
{
date = tick.ServerTime.Date;
var str = date.To <string>();
this.GuiAsync(() => BusyIndicator.BusyContent = str);
maxDays--;
if (maxDays == 0)
{
break;
}
}
}
}
else
{
foreach (var candleMsg in storage.GetCandleMessageStorage(msgType, series.Security, series.Arg, new LocalMarketDataDrive(path), format).Load())
{
if (candleMsg.State != CandleStates.Finished)
{
candleMsg.State = CandleStates.Finished;
}
_currCandle = candleMsg;
_updatedCandles.Add(candleMsg);
_lastTime = candleMsg.OpenTime;
if (candleMsg is TimeFrameCandleMessage)
{
_lastTime += (TimeSpan)series.Arg;
}
_tradeGenerator.Process(new ExecutionMessage
{
ExecutionType = ExecutionTypes.Tick,
SecurityId = series.Security.ToSecurityId(),
ServerTime = _lastTime,
TradePrice = candleMsg.ClosePrice,
});
if (date != candleMsg.OpenTime.Date)
{
date = candleMsg.OpenTime.Date;
var str = date.To <string>();
this.GuiAsync(() => BusyIndicator.BusyContent = str);
maxDays--;
if (maxDays == 0)
{
break;
}
}
}
}
_historyLoaded = true;
})
.ContinueWith(t =>
{
if (t.Exception != null)
{
Error(t.Exception.Message);
}
BusyIndicator.IsBusy = false;
Chart.IsAutoRange = false;
ModifyAnnotationBtn.IsEnabled = true;
NewAnnotationBtn.IsEnabled = true;
}, TaskScheduler.FromCurrentSynchronizationContext());
}