public RatesEO Get(string fromCurrency, string toCurrency)
{
RatesEO Rates = null;
List <RatesEO> listRates;
try
{
if (!string.IsNullOrEmpty(fromCurrency) && !string.IsNullOrEmpty(toCurrency))
{
listRates = _dataAccess.ListConversion();
if (listRates != null)
{
Rates = Utilities.Instance.CalculateConversion(listRates, fromCurrency, toCurrency);
if (Rates == null)
{
throw new Exception("Conversion no disponible");
}
}
else
{
throw new Exception("El acceso a la informacion no se encuentra disponible en estos momentos. Por favor intentelo mas tarde.");
}
}
else
{
throw new Exception("Parametros obligatorios para la conversión de moneda");
}
return(Rates);
}
catch (Exception ex)
{
_fileLog.WriteLog(string.Format("{0}. Origen de la excepcion:{1}.", ex.Message, ex.StackTrace));
return(Rates);
}
}
public RatesEO CalculateConversion(List <RatesEO> listRates, string fromData, string toData)
{
RatesEO rate = null;
rate = listRates.Where(r => r.From.ToLower() == fromData.ToLower() &&
r.To.ToLower() == toData.ToLower()).FirstOrDefault();
if (rate == null)
{
List <RatesEO> listFrom = listRates.Where(r => r.From.ToLower() == fromData.ToLower()).ToList();
int index = 0;
bool flag = true;
do
{
List <RatesEO> listTo = listRates.Where(r => r.From.ToLower() == listFrom[index].To.ToLower() && r.To.ToLower() == toData.ToLower()).ToList();
if (!listTo.Count.Equals(0))
{
rate = (from o in listFrom
join d in listTo
on o.To equals d.From
select new RatesEO
{
From = o.From,
To = d.To,
rate = Math.Ceiling(o.rate * d.rate)
}
).FirstOrDefault();
if (rate != null)
{
flag = false;
}
}
else
{
flag = false;
}
index++;
} while (flag);
}
return(rate);
}
public TransactionsEO GetBySku(string sku)
{
TransactionsEO transaction = null;
List <TransactionsEO> listTransactions = null;
string currency = System.Configuration.ConfigurationManager.AppSettings["Currency"].ToUpper();
try
{
listTransactions = _dataAccess.ListTransaction();
if (listTransactions != null)
{
if (listTransactions.Any(t => t.Sku.ToUpper() == sku.ToUpper()))
{
decimal totalAmount = 0;
RatesEO objRate = null;
List <RatesEO> listRate = _conversionCurrency.List();
if (listRate == null)
{
throw new Exception("Informacion de conversion de moneda no disponible intente mas tarde.");
}
foreach (TransactionsEO itemTransaction in listTransactions.Where(t => t.Sku.ToUpper() == sku.ToUpper()))
{
if (itemTransaction.Currency.ToUpper() != currency)
{
objRate = Utilities.Instance.CalculateConversion(listRate, itemTransaction.Currency, currency);
if (objRate != null)
{
totalAmount = totalAmount + (objRate.rate * itemTransaction.Amount);
}
else
{
throw new Exception("Conversion no disponible");
}
}
else
{
totalAmount = totalAmount + itemTransaction.Amount;
}
}
transaction = new TransactionsEO()
{
Sku = sku.ToUpper(),
Currency = currency,
Amount = Math.Ceiling(totalAmount)
};
return(transaction);
}
else
{
throw new Exception(string.Format("No existen productos asociados al proucto {0}", sku));
}
}
else
{
throw new Exception("El acceso a la informacion no se encuentra disponible en estos momentos. Por favor intentelo mas tarde.");
}
}
catch (Exception ex)
{
_fileLog.WriteLog(string.Format("{0}. Origen de la excepcion:{1}.", ex.Message, ex.StackTrace));
return(transaction);
}
}
