private void EnrichWithMetadata(JProperty metadataJson, TechIndicatorSeries timeSeries)
{
var metadatas = metadataJson.Children().Single();
foreach (var metadataItem in metadatas)
{
var metadataProperty = (JProperty)metadataItem;
var metadataItemName = metadataProperty.Name;
var metadataItemValue = metadataProperty.Value.ToString();
switch (metadataItemName)
{
case TechIndicatorJsonTokens.SymbolToken:
timeSeries.Symbol = metadataItemValue;
break;
case TechIndicatorJsonTokens.IndicatorToken:
timeSeries.Indicator = metadataItemValue;
break;
case TechIndicatorJsonTokens.IntervalToken:
timeSeries.Interval = GetInterval(metadataItemValue);
break;
case TechIndicatorJsonTokens.LastRefreshedToken:
timeSeries.LastRefreshed = DateTime.Parse(metadataItemValue);
break;
case TechIndicatorJsonTokens.TimePeriodToken:
timeSeries.TimePeriod = int.Parse(metadataItemValue, CultureInfo.InvariantCulture);
break;
case TechIndicatorJsonTokens.TimeZoneToken:
timeSeries.TimeZone = metadataItemValue;
break;
}
}
}
public TechIndicatorSeries ParseTechIndicatorSeries(JObject jObject)
{
if (jObject == null)
{
throw new ArgumentNullException(nameof(jObject));
}
try
{
var properties = jObject.Children().Select(ch => (JProperty)ch).ToArray();
var metadataJson = properties.FirstOrDefault(p => p.Name == MetaDataJsonTokens.MetaDataHeader);
var timeSeriesJson =
properties.FirstOrDefault(p => p.Name.Contains(TechIndicatorJsonTokens.TechIndicatorHeader));
if (metadataJson == null || timeSeriesJson == null)
{
throw new StocksParsingException("Unable to parse Technical Indicator json");
}
var result = new TechIndicatorSeries();
EnrichWithMetadata(metadataJson, result);
result.DataPoints = GetTechIndicatorDataPoints(timeSeriesJson);
return(result);
}
catch (StocksParsingException)
{
throw;
}
catch (Exception ex)
{
throw new StocksParsingException("Unable to parse data. See the inner exception for details", ex);
}
}
