private double CalculateTax(Product product)
{
double taxToApply = 0;
BaseTax baseTax = new BaseTax(product);
double calculatedBaseTax = baseTax.Calculate();
taxToApply += calculatedBaseTax;
if (product.Category == ProductCategory.Other)
{
RegularTax regularTax = new RegularTax(product);
double calculatedRegularTax = regularTax.Calculate();
taxToApply += calculatedRegularTax;
}
if (product.IsImported)
{
ImportTax importTax = new ImportTax(product);
double calculatedImportTax = importTax.Calculate();
taxToApply += calculatedImportTax;
}
return(taxToApply);
}
public void Calculate(BaseTax tax)
{
tax.Calculate();
}