/// <summary>
/// Queries the most recent quote from Google in Real-Time
/// </summary>
/// <returns>A candle stick of OHLC, date, and volume data</returns>
public Candle GetQuote(String Symbol)
{
//http://finance.google.com/finance/getprices?q=MSFT&x=NASDAQ&i=86600&p=1d&f=d,o,h,l,c,v
Candle candle = new Candle();
int numberOfSeconds = 86600;
var url = ApiGoogleHelper.GetUrl(market, Symbol, numberOfSeconds, DateTime.Now, DateTime.Now);
var response = this.restCaller.Get(url);
if (response == null)
{
throw new DataMisalignedException("Market: " + market + ", Symbol " + Symbol + ", Date From " + System.Convert.ToString(DateTime.Now) + ", Date To " + System.Convert.ToString(DateTime.Now) + " generated exception misaligned data");
}
if (response.Length == 0)
{
return(new Candle());
}
var reader = new LatestCandleReader(numberOfSeconds);
var read = reader.Read(new StringReader(response))
.Where(c => (!(DateTime.Now == DateTime.MinValue)));
foreach (var r in read)
{
candle.Close = r.Close;
candle.Date = r.Date;
candle.High = r.High;
candle.Low = r.Low;
candle.Open = r.Open;
candle.Volume = r.Volume;
}
return(candle);
}
//public System.Collections.Generic.IEnumerable<Candle> GetHistoricalPrice(string Symbol)
public System.Collections.Generic.IEnumerable <Candle> GetHistoricalPrice(string Symbol, int interval_s, DateTime?dateTimeFrom, DateTime?dateTimeTo)
{
int numberOfSeconds = interval_s;
var url = ApiGoogleHelper.GetUrl(market, Symbol, numberOfSeconds, dateTimeFrom, dateTimeTo);
var response = this.restCaller.Get(url);
if (response == null)
{
throw new DataMisalignedException("Market: " + market + ", Symbol " + Symbol + ", Date From " + System.Convert.ToString(dateTimeFrom) + ", Date To " + System.Convert.ToString(dateTimeTo) + " generated exception misaligned data");
}
if (response.Length == 0)
{
return(new Candle[0]);
}
if ((numberOfSeconds < (24 * 60 * 60)) &&
((dateTimeTo == DateTime.MinValue) && dateTimeTo.Value.TimeOfDay.Equals(new TimeSpan(0, 0, 0))))
{
// If to value is set and the time has not been set (so it's 0:00) then is set to 23:59:59
// to include values for that day in the result.
dateTimeTo = dateTimeTo.Value.Add(new TimeSpan(23, 59, 59));
}
var reader = new LatestCandleReader(numberOfSeconds);
return(reader.Read(new StringReader(response))
.Where(c => (!(dateTimeFrom == DateTime.MinValue) || c.Date >= dateTimeFrom) &&
(!(dateTimeTo == DateTime.MinValue) || c.Date <= dateTimeTo)));
}