public void ApplyTaxes(IInvoice invoice)
{
IItemCalculator itemCalculator = new ItemCalculator();
invoice.Items.ForEach(item => itemCalculator.ApplyItemTaxes(item));
invoice.TotalTax = invoice.Items.Sum(x => x.TotalTaxes);
invoice.TotalTax = Util.RoundTo2Decimal(invoice.TotalTax);
invoice.Total = Util.RoundTo2Decimal(invoice.Items.Sum(x => x.Quantity * x.Price) + invoice.TotalTax);
}
public void CreateTaxes(IInvoice invoice)
{
IItemCalculator itemCalculator = new ItemCalculator();
invoice.Items.ForEach(item => itemCalculator.BuildItemTaxes(item));
}