internal static decimal getRate(Currency c, DateTime dt)
{
if (c is null)
{
return(decimal.Zero);
}
var rateID = RateFactory.CalculateID(c.ID, dt, RateFactory.EuroRate);
var rate = rates?.GetRate(rateID);
var r = rate?.Data?.Rate;
if (r is null || r == 0)
{
r = getClosestKnownRate(c, dt);
}
return((decimal)r);
}
public double Discount(double amount)
{
double rate = _rateRepository.GetRate(amount);
return(amount * rate);
}
