/// <summary>
/// Parse a JToken into a ticker
/// </summary>
/// <param name="token">Token</param>
/// <param name="symbol"></param>
/// <param name="formatter"></param>
/// <returns>ExchangeTicker</returns>
internal static ExchangeTicker ParseTicker(this JToken token, Symbol symbol, TickerFormatter formatter)
{
if (token == null || !token.HasValues)
{
return(null);
}
var last = token[formatter.LastKey].ConvertInvariant <decimal>();
token.ParseVolumes(formatter.VolumeFormatter,
last,
out var baseCurrencyVolume,
out var quoteCurrencyVolume);
DateTime date = token.ParseDatetime(formatter.TimestampFormatter);
decimal?ask = null;
decimal?bid = null;
token.ParseAskBid(formatter.AskBidFormatter, ref ask, ref bid);
var ticker = new ExchangeTicker
{
Symbol = symbol,
Ask = ask,
Bid = bid,
Id = token[formatter.IdKey] == null ? null : token[formatter.IdKey].ToStringInvariant(),
Last = last,
BaseCurrencyVolume = baseCurrencyVolume,
QuoteCurrencyVolume = quoteCurrencyVolume,
DateTime = date
};
return(ticker);
}
private TickerFormatter GetTickerFormatter(FormatterTypeEnum type)
{
/* ALL
* {"open":0.008545,"close":0.008656,"low":0.008088,"high":0.009388,"amount":88056.1860,
* "count":16077,"vol":771.7975953754,"symbol":"ltcbtc"}
*/
/*single
*{"id":1499225271,"ts":1499225271000,"close":1885.0000,"open":1960.0000,"high":1985.0000,"low":1856.0000,
* "amount":81486.2926,"count":42122,"vol":157052744.85708200,"ask":[1885.0000,21.8804],"bid":[1884.0000,1.6702]}
*/
/*websocket
*"amount":12224.2922,"open":9790.52,"close":10195.00,"high":10300.00,"ts":1494496390000,
* "id":1494496390,"count":15195,"low":9657.00,"vol":121906001.754751
*/
var result = new TickerFormatter
{
LastKey = "close",
VolumeFormatter = new VolumeFormatter
{
BaseVolumeKey = "amount",
QuoteVolumeKey = "vol"
}
};
if (type != FormatterTypeEnum.All)
{
result.TimestampFormatter = new TimestampFormatter
{
TimestampKey = "ts",
TimestampType = CurrentTimestampType
};
result.IdKey = "id";
if (type == FormatterTypeEnum.Signle)
{
result.AskBidFormatter = new AskBidFormatter
{
AskKey = "ask",
BidKey = "bid"
};
}
}
return(result);
}
