public List <ExchangeRateDTO> DownloadRatesFile()
{
try
{
string now = DateTime.UtcNow.Date.ToString("dd'/'MM'/'yyyy");
string url = String.Format(@"http://www.cbr.ru/scripts/XML_daily.asp?date_req={0}", now);
string xml;
Log.AddLog("Try download currency");
using (var webClient = new WebClient())
{
xml = webClient.DownloadString(url);
}
XDocument doc = XDocument.Parse(xml);
string date = doc.Element("ValCurs").Attribute("Date").Value;
List <ExchangeRateDTO> rates = (from i in doc.Element("ValCurs").Elements("Valute")
where i.Element("CharCode").Value == "USD" ||
i.Element("CharCode").Value == "EUR" ||
i.Element("CharCode").Value == "UZS"
select new ExchangeRateDTO
{
IsoCode = i.Element("CharCode").Value,
Nominal = i.Element("Nominal").Value,
ExchangeValue = i.Element("Value").Value,
RelevanceDate = date
}).ToList();
return(rates);
}
catch (Exception ex)
{
Log.AddLog(string.Format("Somethink is wrong in ParceXML: {0}", ex.Message));
return(null);
}
}
public void UpdateCurrency()
{
try
{
var XmlDataList = new ParsingXML().DownloadRatesFile();
var XmlDataListNational = new ParsingXML().getNationCurrency();
if (XmlDataList == null)
{
Log.AddLog("Second attempt");
XmlDataList = new ParsingXML().DownloadRatesFile();
if (XmlDataList == null)
{
Log.AddLog("Bad Second attempt");
return;
}
}
if (XmlDataListNational == null)
{
Log.AddLog("Second attempt /2");
XmlDataListNational = new ParsingXML().getNationCurrency();
if (XmlDataListNational == null)
{
Log.AddLog("Bad Second attempt /2");
return;
}
}
DateTime date = Convert.ToDateTime(XmlDataList.First().RelevanceDate);
decimal USD, EUR, UZS, USDNational, EURNational, RUBNational;
USD = Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("USD")).ExchangeValue) / Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("USD")).Nominal);
EUR = Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("EUR")).ExchangeValue) / Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("EUR")).Nominal);
UZS = Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("UZS")).ExchangeValue) / Convert.ToDecimal(XmlDataList.Find(x => x.IsoCode.Contains("UZS")).Nominal);
USDNational = Convert.ToDecimal(XmlDataListNational.Find(y => y.IsoCode.Contains("USD")).ExchangeValue);
EURNational = Convert.ToDecimal(XmlDataListNational.Find(y => y.IsoCode.Contains("EUR")).ExchangeValue);
RUBNational = Convert.ToDecimal(XmlDataListNational.Find(y => y.IsoCode.Contains("RUB")).ExchangeValue);
if (FindAndDeactivateEntity(date))
{
var newRateUSD = new sl_ExchangeRate()
{
sl_RelevanceDate = date,
sl_TransactionCurrencyId = ToTransactionCurrency("USD", decimal.One),
sl_ExchangeRate1 = decimal.One,
new_national_currency = USDNational
};
service.Create(newRateUSD);
var newRateEUR = new sl_ExchangeRate()
{
sl_RelevanceDate = date,
sl_TransactionCurrencyId = ToTransactionCurrency("EUR", EUR / USD),
sl_ExchangeRate1 = EUR / USD,
new_national_currency = EURNational
};
service.Create(newRateEUR);
var newRateUZS = new sl_ExchangeRate()
{
sl_RelevanceDate = date,
sl_TransactionCurrencyId = ToTransactionCurrency("UZS", UZS / USD),
sl_ExchangeRate1 = UZS / USD,
new_national_currency = decimal.One
};
service.Create(newRateUZS);
var newRateRUB = new sl_ExchangeRate()
{
sl_RelevanceDate = date,
sl_TransactionCurrencyId = ToTransactionCurrency("RUB", decimal.One / USD),
sl_ExchangeRate1 = decimal.One / USD,
new_national_currency = RUBNational
};
service.Create(newRateRUB);
}
else
{
Log.AddLog("All Currency is correct");
}
}
catch (Exception ex)
{
Log.AddLog(string.Format("Somethink is wrong in WorkClass: {0}", ex.Message));
}
}
public void AddLog(string mess)
{
mainService.AddLog(mess);
}