/*
*
* public void FindBestAndWorst(ref string cur1Min, ref string cur2Min, ref string cur1Max, ref string cur2Max, ref double ratio)
* {
* Currency90DaysWithCurrencyList firstDay = currency90DaysWithCurrencyList.First();
* Currency90DaysWithCurrencyList lastDay = currency90DaysWithCurrencyList.Last();
*
* double max = 0;
* double min = 0;
* double result;
*
* foreach (Currency curFirst in firstDay.GetCurrencyList())
* {
* foreach (Currency curLast in lastDay.GetCurrencyList())
* {
* if (curFirst.GetCurrencyName() != curLast.GetCurrencyName())
* {
* result = ReturnRate(curFirst, curLast);
* result = result / Convert.ToDouble(curFirst.GetCurrencyRate(), System.Globalization.CultureInfo.InvariantCulture);
* if (result > max)
* {
* max = result;
* cur1Max = curFirst.GetCurrencyName();
* cur2Max = curLast.GetCurrencyName();
* ratio = result;
* }
* if (result < min)
* {
* min = result;
* cur1Min = curFirst.GetCurrencyName();
* cur2Min = curLast.GetCurrencyName();
* ratio = result;
* }
* }
* }
* }
* }
*
*/
public Currency ReturnElement(string CurrencyName)
{
Currency currencyResult = null;
Currency90DaysWithCurrencyList lastDay = currency90DaysWithCurrencyList.Last();
foreach (Currency cur in lastDay.GetCurrencyList())
{
if (cur.GetCurrencyName() == CurrencyName)
{
currencyResult = cur;
}
}
return(currencyResult);
}
/// <summary>
/// /////////////////////////////////////////////////////////
/// ////////////////////////////////////
///
///
///
/// ///////////////////////////////////////////////////////////////////////////
/// </summary>
public bool Create90DaysWithCurrencyList()
{
if (CheckForInternetConnection())
{
XmlReader xmlReader = XmlReader.Create("http://www.ecb.europa.eu/stats/eurofxref/eurofxref-hist-90d.xml?8e98690e32f6914990146c9b53a350b9");
int i = 31;
Currency90DaysWithCurrencyList currencyOneDay = new Currency90DaysWithCurrencyList();
currencyOneDay.CreateCurrencyList();
while (xmlReader.Read())
{
if ((xmlReader.NodeType == XmlNodeType.Element) && (xmlReader.Name == "Cube"))
{
if (xmlReader.HasAttributes)
{
if (i == 31)
{
i = 0;
Currency90DaysWithCurrencyList.Add(currencyOneDay);
currencyOneDay = new Currency90DaysWithCurrencyList();
currencyOneDay.CreateCurrencyList();
Currency cur = new Currency();
cur.SetCurrencyName("EUR");
cur.SetCurrencyRate("1.00");
currencyOneDay.AddToCurrencyList(cur);
currencyOneDay.SetCurrencyDate(xmlReader.GetAttribute("time"));
}
else
{
Currency cur = new Currency();
cur.SetCurrencyName(xmlReader.GetAttribute("currency"));
cur.SetCurrencyRate(xmlReader.GetAttribute("rate"));
currencyOneDay.AddToCurrencyList(cur);
i++;
}
}
}
}
return(true);
}
else
{
return(false);
}
}
public void FindBestAndWorst(ref string cur1Min, ref string cur2Min, ref string cur1Max, ref string cur2Max, ref double ratioMax, ref double ratioMin)
{
Currency90DaysWithCurrencyList firstDay = currency90DaysWithCurrencyList.First();
Currency90DaysWithCurrencyList lastDay = currency90DaysWithCurrencyList.Last();
double max = 0;
double min = 100;
double result;
double FirstDayRatio;
double LastDayRatio;
foreach (Currency curFirst in firstDay.GetCurrencyList())
{
foreach (Currency curFirst2 in firstDay.GetCurrencyList())
{
if (curFirst.GetCurrencyName() != curFirst2.GetCurrencyName())
{
FirstDayRatio = ReturnRate(curFirst, curFirst2);
LastDayRatio = ReturnRate(ReturnElement(curFirst.GetCurrencyName()), ReturnElement(curFirst2.GetCurrencyName()));
// result = result / Convert.ToDouble(curFirst.GetCurrencyRate(), System.Globalization.CultureInfo.InvariantCulture);
result = FirstDayRatio / LastDayRatio;
if (result > max)
{
max = result;
cur1Max = curFirst.GetCurrencyName();
cur2Max = curFirst2.GetCurrencyName();
ratioMax = result;
}
if (result < min)
{
min = result;
cur1Min = curFirst.GetCurrencyName();
cur2Min = curFirst2.GetCurrencyName();
ratioMin = result;
}
}
}
}
}
