public async Task <IList <CurrencyRate> > GetLatestRates(string baseCurrencyCode)
{
var responseXml = await _requestProvider.GetStringAsync(FetchUrl);
//let's parse the response xml
var listRates = new List <CurrencyRate>();
var xmlDocument = new XmlDocument();
xmlDocument.LoadXml(responseXml);
var cubeNode = xmlDocument.DocumentElement.SelectSingleNode("/*[local-name()='Envelope']/*[local-name()='Cube']/*[local-name()='Cube']");
foreach (XmlNode childNode in cubeNode.ChildNodes)
{
var isoCode = childNode.Attributes["currency"].Value;
var rate = decimal.Parse(childNode.Attributes["rate"].Value);
listRates.Add(new CurrencyRate(isoCode, rate));
}
//by default the base used by ecb web service is EUR, so we'll now have to convert them to target type
if (baseCurrencyCode == "EUR")
{
return(listRates);
}
else
{
//convert the rates now
var baseRateCurrency = listRates.FirstOrDefault(x => x.IsoCode == baseCurrencyCode);
if (baseRateCurrency == null)
{
return(listRates);
}
var baseRate = baseRateCurrency.Rate;
baseRateCurrency.Rate = 1;
foreach (var cRate in listRates)
{
cRate.Rate = cRate.Rate / baseRate;
}
}
return(listRates);
}
public async Task Run()
{
_logger.LogInfo <KeepAliveTask>(null, "Starting a keep alive request");
await _requestProvider.GetStringAsync(ApplicationEngine.RouteUrl(RouteNames.KeepAlive, null, true));
}