private void rellenoRatesList()
{
mockListRates = new List <RateEnt>();
RateEnt rate = new RateEnt
{
Id = 1,
From = "EUR",
To = "USD",
Rate = 1.2m
};
mockListRates.Add(rate);
rate = new RateEnt
{
Id = 2,
From = "USD",
To = "EUR",
Rate = 0.8m
};
mockListRates.Add(rate);
rate = new RateEnt
{
Id = 3,
From = "USD",
To = "GBR",
Rate = 0.6m
};
mockListRates.Add(rate);
}
public IEnumerable <Transaction> CalculoEnEuros(IEnumerable <Transaction> listaEntrada)
{
List <RateEnt> ratesList = Services.ServiceConexionAPI.GetRates().ToList();
List <Transaction> listaSalida = new List <Transaction>();
foreach (Transaction tr in listaEntrada)
{
//Si viene a Euros directamente la insertamos
if (tr.Currency.Equals("EUR"))
{
listaSalida.Add(tr);
}
else //Sino buscamos la conversion
{
//Buscamos primero conversion directa
RateEnt rate = ratesList.Where(rt => rt.From.Equals(tr.Currency) && rt.To.Equals("EUR")).FirstOrDefault();
//Si lo encuentra a la primera calculamos el Amount a EUR y lo añadimos
if (rate != null)
{
Transaction trTemp = tr;
trTemp.Currency = "EUR";
trTemp.Amount = tr.Amount * rate.Rate;
listaSalida.Add(trTemp);
}
else
{
RateEnt primerRate = new RateEnt();
RateEnt rateIntermedio = new RateEnt();
Transaction trTemp = tr;
//Cogemos todos los rates que tienen from = al de entrada
List <RateEnt> ratesFrom = ratesList.Where(rt => rt.From.Equals(tr.Currency)).ToList();
//Por cada rate from(secundario) buscamos si tiene conversion a Euros
foreach (RateEnt rateTo in ratesFrom)
{
RateEnt rateToEUR = ratesList.Where(rt => rt.From.Equals(rateTo.To) && rt.To.Equals("EUR")).FirstOrDefault();
//Si encuentra el secundario asigna los rates para los calculos posteriores
if (rateToEUR != null)
{
primerRate = rateTo;
rateIntermedio = rateToEUR;
}
}
trTemp.Currency = "EUR";
trTemp.Amount = (tr.Amount * primerRate.Rate) / rateIntermedio.Rate;
listaSalida.Add(trTemp);
}
}
}
return(listaEntrada);
}
public ActionResult <RateEnt> Get(int id)
{
RateEnt rate = new RateEnt();
try
{
rate = (RateEnt)negocio.GetRates().Where(r => r.Id == id).SingleOrDefault();
return(rate);
}
catch (Exception ex)
{
logger.Write(Capa.Presentacion, ex.Message);
return(BadRequest("Error del servidor"));
}
}
