public static AssetPair ToAssetPair(this string pair, IDescribesAssets provider, char delimiter)
{
if (string.IsNullOrWhiteSpace(pair) || pair.IndexOf(delimiter) == -1)
{
return(AssetPair.Empty);
}
var p = pair.Split(delimiter);
return(p.Length != 2 ? AssetPair.Empty : new AssetPair(p[0], p[1], provider));
}
/// <summary>
/// Creates asset pair from string basing on base asset length.
/// </summary>
/// <param name="pair">Asset pair code.</param>
/// <param name="provider">Asset code converter.</param>
/// <param name="firstAssetLength">The length of base asset.</param>
/// <returns>Asset pair from specified string.</returns>
public static AssetPair ToAssetPair(this string pair, IDescribesAssets provider, int firstAssetLength)
{
if (string.IsNullOrWhiteSpace(pair) || firstAssetLength < 1 || firstAssetLength > pair.Length - 1)
{
return(AssetPair.Empty);
}
var assetCode1 = pair.Substring(0, firstAssetLength);
var assetCode2 = pair.Replace(assetCode1, "");
return(new AssetPair(assetCode1, assetCode2, provider));
}
public AssetPairs(int length, string csv, IDescribesAssets provider)
{
foreach (var i in csv.ToCsv(true))
{
if (i.Length != length * 2)
{
continue;
}
var c1 = i.Substring(0, length);
var c2 = i.Substring(length);
_pairs.Add(new AssetPair(c1, c2, provider));
}
}
public static string ToRemoteCode(this Asset asset, IDescribesAssets provider)
{
if (provider == null)
{
throw new ArgumentException(nameof(provider));
}
var cv = provider.GetAssetCodeConverter();
if (cv == null)
{
return(asset.ShortCode);
}
return(ToRemoteCode(asset, cv));
}
public static Asset ToAsset(this string assetCode, IDescribesAssets provider)
{
if (provider == null)
{
throw new ArgumentException(nameof(provider));
}
var cv = provider.GetAssetCodeConverter();
if (cv == null)
{
return(Assets.I.Get(assetCode, provider));
}
return(Assets.I.Get(cv.ToLocalCode(assetCode), provider));
}
public Asset Get(string assetCode, IDescribesAssets provider)
{
if (string.IsNullOrWhiteSpace(assetCode))
{
return(Asset.None);
}
if (provider == null)
{
throw new ArgumentException(nameof(provider));
}
var cv = provider.GetAssetCodeConverter();
if (cv == null)
{
return(GetRaw(assetCode));
}
assetCode = cv.ToLocalCode(assetCode);
return(_cache.GetOrAdd(assetCode, Asset.InstanceRaw));
}
public string RemotePairOrNull(IDescribesAssets provider)
{
return(HasPair ? Pair.ToTicker(provider) : null);
}
public string ToTicker(IDescribesAssets converter, char separator)
{
return(separator == '\0' ?
$"{Asset1.ToRemoteCode(converter)}{Asset2.ToRemoteCode(converter)}" :
$"{Asset1.ToRemoteCode(converter)}{separator}{Asset2.ToRemoteCode(converter)}");
}
public string ToTicker(IDescribesAssets converter)
{
var separator = converter.CommonPairSeparator ?? '\0';
return(ToTicker(converter, separator));
}
public string ToTicker(IDescribesAssets converter, string separator)
{
return(separator == string.Empty ?
ToTicker(converter, '\0') :
$"{Asset1.ToRemoteCode(converter)}{separator}{Asset2.ToRemoteCode(converter)}");
}
public AssetPair(string asset, string quote, IDescribesAssets provider) : this(Assets.I.Get(asset, provider), Assets.I.Get(quote, provider))
{
}
public static AssetPair ToAssetPair(this string pair, IDescribesAssets provider)
{
var delimiter = provider.CommonPairSeparator ?? '_';
return(pair.ToAssetPair(provider, delimiter));
}