/// <summary>
/// Returns archive key storage for currency pair and specified interval
/// </summary>
/// <param name="pair"></param>
/// <param name="interval"></param>
/// <returns></returns>
public string GetKey(string pair, OHLC.Interval interval)
{
if (pair == null)
{
return(null);
}
return(pair + (int)interval); //pair.Name
}
/// <summary>
/// Default interval = 1
/// since = return committed OHLC data since given id (optional. exclusive)
///
/// The last entry in the OHLC array is for the current, not-yet-committed frame and will always be present, regardless of the value of "since".
/// </summary>
/// <param name="pair"></param>
/// <param name="interval"></param>
/// <param name="since"></param>
/// <returns></returns>
public OHLC GetOHLC(string pair, OHLC.Interval interval = OHLC.Interval._1m, string since = null)
{
string props = string.Format("pair={0}", pair);
props += string.Format("&interval={0}", (int)interval);
if (since != null)
{
props += string.Format("&since={0}", since);
}
string response = QueryPublic("OHLC", props);
if (response == null)
{
return(null);
}
ObjResult result = JsonConvert.DeserializeObject <ObjResult>(response);
if (result.Error == null || result.Error.Count > 0)
{
return(null);
}
OHLC ohlc = JsonConvert.DeserializeObject <OHLC>(result.Result.ToString());
//OHLC ohlc = new OHLC();
foreach (JProperty property in result.Result.Children())
{
try
{
if (property.Name != pair)
{
continue;
}
ohlc.PairName = pair;
if (property.Value == null)
{
continue;
}
decimal[][] value = JsonConvert.DeserializeObject <decimal[][]>(property.Value.ToString());
List <OHLCEntry> entries = new List <OHLCEntry>();
foreach (decimal[] array in value)
{
if (array.IsNullOrEmpty())
{
continue;
}
OHLCEntry entry = new OHLCEntry();
entry.Entry = array;
entries.Add(entry);
}
ohlc.Entries = entries.ToArray();
break;
}
catch (Exception ex)
{
ex.ToOutput();
continue;
}
}
return(ohlc);
}
public ArchiveEntriesJson Get(string pair, OHLC.Interval interval)
{
string key = this.GetKey(pair, interval);
return(this.Get(key));
}
public OHLC GetOHLC(string pair, OHLC.Interval interval, TickTime since)
{
return(this.GetOHLC(pair, interval, ((long)since.ToUnixTimeStamp()) + ""));
}