public static CandlestickInterval ToBinanceCandlestickInterval(this Core.Model.CandlestickInterval candlestickInterval)
{
switch (candlestickInterval)
{
case Core.Model.CandlestickInterval.Minute:
return(CandlestickInterval.Minute);
case Core.Model.CandlestickInterval.Minutes3:
return(CandlestickInterval.Minutes_3);
case Core.Model.CandlestickInterval.Minutes5:
return(CandlestickInterval.Minutes_5);
case Core.Model.CandlestickInterval.Minutes15:
return(CandlestickInterval.Minutes_15);
case Core.Model.CandlestickInterval.Minutes30:
return(CandlestickInterval.Minutes_30);
case Core.Model.CandlestickInterval.Hour:
return(CandlestickInterval.Hour);
case Core.Model.CandlestickInterval.Hours2:
return(CandlestickInterval.Hours_2);
case Core.Model.CandlestickInterval.Hours4:
return(CandlestickInterval.Hours_4);
case Core.Model.CandlestickInterval.Hours6:
return(CandlestickInterval.Hours_6);
case Core.Model.CandlestickInterval.Hours8:
return(CandlestickInterval.Hours_8);
case Core.Model.CandlestickInterval.Hours12:
return(CandlestickInterval.Hours_12);
case Core.Model.CandlestickInterval.Day:
return(CandlestickInterval.Day);
case Core.Model.CandlestickInterval.Days3:
return(CandlestickInterval.Days_3);
case Core.Model.CandlestickInterval.Week:
return(CandlestickInterval.Week);
case Core.Model.CandlestickInterval.Month:
return(CandlestickInterval.Month);
default:
throw new NotImplementedException();
}
}
public static CandlestickInterval ToBinanceCandlestickInterval(this Core.Model.CandlestickInterval candlestickInterval)
{
return(candlestickInterval switch
{
Core.Model.CandlestickInterval.Minute => CandlestickInterval.Minute,
Core.Model.CandlestickInterval.Minutes3 => CandlestickInterval.Minutes_3,
Core.Model.CandlestickInterval.Minutes5 => CandlestickInterval.Minutes_5,
Core.Model.CandlestickInterval.Minutes15 => CandlestickInterval.Minutes_15,
Core.Model.CandlestickInterval.Minutes30 => CandlestickInterval.Minutes_30,
Core.Model.CandlestickInterval.Hour => CandlestickInterval.Hour,
Core.Model.CandlestickInterval.Hours2 => CandlestickInterval.Hours_2,
Core.Model.CandlestickInterval.Hours4 => CandlestickInterval.Hours_4,
Core.Model.CandlestickInterval.Hours6 => CandlestickInterval.Hours_6,
Core.Model.CandlestickInterval.Hours8 => CandlestickInterval.Hours_8,
Core.Model.CandlestickInterval.Hours12 => CandlestickInterval.Hours_12,
Core.Model.CandlestickInterval.Day => CandlestickInterval.Day,
Core.Model.CandlestickInterval.Days3 => CandlestickInterval.Days_3,
Core.Model.CandlestickInterval.Week => CandlestickInterval.Week,
Core.Model.CandlestickInterval.Month => CandlestickInterval.Month,
_ => throw new NotImplementedException(),
});
public Task SubscribeCandlesticks(string symbol, Core.Model.CandlestickInterval candlestickInterval, int limit, Action <CandlestickEventArgs> callback, Action <Exception> exception, CancellationToken cancellationToken)
{
var tcs = new TaskCompletionSource <object>();
var binanceApi = new BinanceApi();
var interval = candlestickInterval.ToBinanceCandlestickInterval();
var candlestickCache = new CandlestickCache(binanceApi, new CandlestickWebSocketClient());
candlestickCache.Subscribe(symbol, interval, limit, e =>
{
if (cancellationToken.IsCancellationRequested)
{
candlestickCache.Unsubscribe();
return;
}
var candlesticks = (from c in e.Candlesticks select NewCandlestick(c)).ToList();
try
{
callback.Invoke(new CandlestickEventArgs {
Candlesticks = candlesticks
});
}
catch (Exception ex)
{
candlestickCache.Unsubscribe();
exception.Invoke(ex);
return;
}
});
tcs.SetResult(null);
return(tcs.Task);
}
public async Task <IEnumerable <Candlestick> > GetCandlesticksAsync(Exchange exchange, string symbol, Core.Model.CandlestickInterval interval, DateTime startTime, DateTime endTime, int limit = default, CancellationToken token = default)
{
var results = await exchangeService.GetCandlesticksAsync(exchange, symbol, interval, startTime, endTime, limit, token).ConfigureAwait(false);
var candlesticks = results.Select(c => c.ToViewCandlestick()).ToList();
return(candlesticks);
}
public Task SubscribeCandlesticks(Exchange exchange, string symbol, Core.Model.CandlestickInterval candlestickInterval, int limit, Action <CandlestickEventArgs> callback, Action <Exception> exception, CancellationToken cancellationToken)
{
return(exchangeService.SubscribeCandlesticks(exchange, symbol, candlestickInterval, limit, callback, exception, cancellationToken));
}
public async Task <IEnumerable <Core.Model.Candlestick> > GetCandlesticksAsync(string symbol, Core.Model.CandlestickInterval interval, DateTime startTime, DateTime endTime, int limit = 0, CancellationToken token = default)
{
var binanceApi = new BinanceApi();
var candlestickInterval = interval.ToBinanceCandlestickInterval();
var results = await binanceApi.GetCandlesticksAsync(symbol, candlestickInterval, startTime, endTime, limit, token).ConfigureAwait(false);
var candlesticks = results.Select(cs => NewCandlestick(cs)).ToList();
return(candlesticks);
}