private static void CrawlNewCandles(Timeframe timeFrame, string ticker, int amountOfCandles, IExchangeApi apiManager, ApplicationContext dbContext)
{
// Get new candles
var firstTimeStamp = GetFirstTimestamp(dbContext.Candles, timeFrame, ticker);
DateTime endDate = firstTimeStamp.Value != DateTime.MinValue ? firstTimeStamp.Value : DateTime.Now.ToUniversalTime();
var newCandles = apiManager.GetData(ticker, timeFrame, amountOfCandles, endDate.AddDays(-100000), endDate).Take(amountOfCandles - 1); // TODO убрать хардкод
// Save new data to store
foreach (var candle in newCandles)
{
dbContext.Candles.Add(candle);
}
}
private static void CrawlForTimeFrame(Timeframe timeFrame, string ticker, int amountOfCandles, IExchangeApi apiManager)
{
DateTime?lastTimestamp;
using (var dbContext = new ApplicationContext())
{
lastTimestamp = GetLastTimestamp(dbContext.Candles, timeFrame, ticker);
var newCandles = apiManager.GetData(ticker, timeFrame, amountOfCandles);
foreach (var candle in newCandles)
{
CreateOrUpdate(candle, dbContext);
}
dbContext.SaveChanges();
CrawlNewCandles(timeFrame, ticker, amountOfCandles, apiManager, dbContext);
dbContext.SaveChanges();
}
}
public IList <Candle> GetAllData(string ticker, Timeframe timeframe)
{
return(_exchangeApi.GetData(ticker, timeframe, 1000)); //Убрать хардкод
}