/// <summary>
/// this pair must be confirmed with ticker or assetpairs to be valid
/// </summary>
/// <param name="_base"></param>
/// <param name="_quote"></param>
/// <returns></returns>
public static string ToPairString(Kraken.Asset _base, Kraken.Asset _quote)
{
string sbase = _base.GetEnumName();
string squote = _quote.GetEnumName();
if (sbase.IsNullOrEmpty() || squote.IsNullOrEmpty())
{
return(null);
}
if (Kraken.IsCurrency(_base))
{
sbase = "Z" + sbase;
}
else if (Kraken.IsCryptocurrency(_base))
{
sbase = "X" + sbase;
}
if (Kraken.IsCurrency(_quote))
{
squote = "Z" + squote;
}
else if (Kraken.IsCryptocurrency(_quote))
{
squote = "X" + squote;
}
return(sbase + squote);
}
public static bool IsCurrency(this Asset asset)
{
if (asset == null)
{
return(false);
}
return(Kraken.IsCurrency(asset.GetEnumName()));
}
public static bool IsAsset(string value)
{
if (Kraken.IsCryptocurrency(value) || Kraken.IsCurrency(value))
{
return(true);
}
return(false);
}
/// <summary>
/// returns unit value (ask) of asset in units of specified currency
/// </summary>
/// <param name="tickers"></param>
/// <param name="_asset"></param>
/// <param name="_currency"></param>
/// <returns></returns>
public static decimal?GetValueInCurrency(this Ticker[] tickers, Kraken.Asset _asset, Kraken.Currency _currency, decimal assetAmount = 1)
{
if (tickers == null || tickers.Length <= 0)
{
return(null);
}
if (_asset == Kraken.ToAsset(_currency))
{
return(1);
}
if (Kraken.IsCurrency(_asset))
{
decimal?ask1 = tickers.GetValueInCurrency(Kraken.Asset.XBT, Kraken.ToCurrency(_asset), 1);
decimal?ask2 = tickers.GetValueInCurrency(Kraken.Asset.XBT, _currency, 1);
if (ask1.IsNull() || ask2.IsNull())
{
return(null);
}
return((decimal)ask2.Value / ask1.Value);
}
Kraken.Asset acurrency = Kraken.ToAsset(_currency);
Ticker ticker = tickers.GetAny(_asset, acurrency);
if (ticker == null)
{
return(null);
}
if (ticker.IsBase(_asset) && ticker.IsQuote(acurrency))
{
return(ticker.Ask[0] * assetAmount);
}
else if (ticker.IsBase(acurrency) && ticker.IsQuote(_asset))
{
return(((decimal)1 / ticker.Ask[0]) * assetAmount);
}
return(null);
}
public static Currency[] ToCurrency(Asset[] values)
{
if (values == null)
{
return(null);
}
List <Currency> results = new List <Currency>();
foreach (Asset a in values)
{
string name = a.GetEnumName();
if (Kraken.IsCurrency(a))
{
results.Add(Kraken.ToCurrency(a));
}
}
return(results.ToArray());
}