public async Task <CurrenciesContainer> GetCurrencies()
{
var currenciesContainer = new CurrenciesContainer();
currenciesContainer.Currencies.Add(new Currency {
Name = "EUR", Rate = 1M
});
var url = Configuration.GetValue <string>("ecburl");
XDocument doc = await getXMLDocument(url);
XElement dateNode = doc.Descendants("{http://www.ecb.int/vocabulary/2002-08-01/eurofxref}Cube").First(el => el.Attribute("time") != null);
currenciesContainer.Date = DateTime.ParseExact(dateNode.Attribute("time").Value, "yyyy-MM-dd", CultureInfo.InvariantCulture);
foreach (var item in dateNode.Elements())
{
currenciesContainer.Currencies.Add(new Currency
{
Name = item.Attribute("currency").Value,
Rate = Convert.ToDecimal(item.Attribute("rate").Value)
});
}
return(currenciesContainer);
}
public async Task <ServiceResponse <CurrencyRateResponse> > CurrencyToRate(CurrencyEnum baseCurrency, CurrencyEnum versusCurrency)
{
CurrenciesContainer container = new CurrenciesContainer();
try
{
container = await GetCurrencies();
}
catch (HttpRequestException ex)
{
return(new ServiceResponse <CurrencyRateResponse> {
Success = false,
Message = @"A problem was found in an external HTTP request to
https://www.ecb.europa.eu/stats/eurofxref/eurofxref-daily.xml, try again"
});
}
var data = new CurrencyRateResponse();
data.Base = baseCurrency.ToString();
data.Versus = versusCurrency.ToString();
data.Date = container.Date;
var currency1 = container.Currencies.FirstOrDefault(x => x.Name == baseCurrency.ToString());
var currency2 = container.Currencies.FirstOrDefault(x => x.Name == versusCurrency.ToString());
data.Rate = ConvertCurrency(1M, currency1, currency2);
return(new ServiceResponse <CurrencyRateResponse> {
Success = true,
Data = data
});
}
public async Task <ServiceResponse <CurrencyRatesResponse> > CurrencyToRates(CurrencyEnum baseCurrency)
{
CurrenciesContainer container = new CurrenciesContainer();
try
{
container = await GetCurrencies();
}
catch (HttpRequestException ex)
{
return(new ServiceResponse <CurrencyRatesResponse> {
Success = false,
Message = @"A problem was found in an external HTTP request to
https://www.ecb.europa.eu/stats/eurofxref/eurofxref-daily.xml, try again"
});
}
var data = new CurrencyRatesResponse();
data.Base = baseCurrency.ToString();
data.Date = container.Date;
var currency1 = container.Currencies.FirstOrDefault(x => x.Name == baseCurrency.ToString());
foreach (var item in Enum.GetValues(typeof(CurrencyEnum)))
{
var currency2 = container.Currencies.FirstOrDefault(x => x.Name == item.ToString() &&
x.Name != baseCurrency.ToString()
);
if (currency2 != null)
{
var convertResult = ConvertCurrency(1M, currency1, currency2);
data.Rates.Add(currency2.Name, convertResult);
}
}
return(new ServiceResponse <CurrencyRatesResponse> {
Success = true,
Data = data
});
}
