public async Task <IEnumerable <CandlePeriodModel> > GetAvailableCandlePeriodsAsync(string tradingPair)
{
var availableCandlePeriods = await _candleDbRepository.GetCandlesAsync(tradingPair);
var candlePeriods = new List <CandlePeriodModel>();
foreach (var availableCandlePeriod in availableCandlePeriods)
{
var orderedCandles = availableCandlePeriod.Value.OrderBy(o => o.StartDateTime);
candlePeriods.Add(new CandlePeriodModel
{
ScanId = availableCandlePeriod.Key,
PeriodStart = orderedCandles.First().StartDateTime,
PeriodEnd = orderedCandles.Last().StartDateTime,
Candles = Mapper.Map <IEnumerable <CandleModel> >(orderedCandles)
});
}
return(candlePeriods);
}
public async Task PingPongProcessingAsync(string channelName, BaseMessage <CandleListnerParameters> pingPongParameters)
{
try
{
var frame = pingPongParameters.Content.Period;
var pairName = pingPongParameters.Content.ChannelName;
var candleDT = DateTimeOffset.UtcNow.AddMinutes(-2000 * frame).DateTime;
var candles = await _candleRepository.GetCandlesAsync(pairName,
frame,
candleDT.AddSeconds(-candleDT.Second).AddMilliseconds(-candleDT.Millisecond));
var indicators = await _indicatorsRepositiry.GetIndicatorsAsync(pairName, frame);
if (candles.IsSuccess &&
indicators.IsSuccess)
{
var indicatorsPack = new IndicatorServicePack
{
Candles = candles.Result,
Indicators = indicators.Result
};
var indicatorsResult = await _indicatorBuilder.GetIndicatorsByCandleAsync(indicatorsPack);
var tasksForSave = indicatorsResult.Select(r => _indicatorsValueRepository.AddIndicatorsAsync(pairName, frame, r));
await Task.WhenAll(tasksForSave);
await _publisher.PublishAsync("indicators_value", pingPongParameters.Content, Models.Enums.BusMessageType.Indicators);
}
else
{
_logger.LogError($"Операция построения индикаторов не удалась, по причине {candles.ErrorMessage}, {indicators.ErrorMessage} или список индикаторов был пуст");
}
}
catch (Exception ex)
{
_logger.LogError(ex, $"В процессе обработки операции ping pong {JsonConvert.SerializeObject(pingPongParameters.Content)} произошла обшика");
}
}
