public ParcelSold CalculateParcelCgt(IReadOnlyParcel parcel, Date disposalDate, int unitsSold, decimal amountReceived)
{
decimal costBase;
var properties = parcel.Properties[disposalDate];
if (unitsSold == properties.Units)
{
costBase = properties.CostBase;
}
else
{
costBase = (properties.CostBase * ((decimal)unitsSold / properties.Units)).ToCurrency(RoundingRule.Round);
}
var capitalGain = amountReceived - costBase;
var cgtMethod = CgtUtils.CgtMethodForParcel(parcel.AquisitionDate, disposalDate);
var discountedGain = CgtUtils.DiscountedCgt(capitalGain, cgtMethod);
return(new ParcelSold(parcel, unitsSold, costBase, amountReceived, capitalGain, cgtMethod, discountedGain));
}
