// Validates total cart discount percent and then calls CalcCartDiscountAmount to update the view
public void ApplyCartDiscount(string value, AdjustTypeEnum adjustType, IEnumerable <Cart> cartItems,
Customer customer)
{
// Checking for any alpha characters
bool containsLetters = value.Any(x => !char.IsLetter(x));
// If none convert to double and pass to calc whole cart discount
if (containsLetters)
{
var convertValue = Convert.ToDouble(value);
if (adjustType == AdjustTypeEnum.Percent)
{
foreach (var cartItem in cartItems)
{
cartItem.Discounted = true;
cartItem.DiscountPercent = convertValue;
CalcCartItemDiscount(cartItem);
}
}
else if (adjustType == AdjustTypeEnum.Amount)
{
}
CalcTotal(customer);
}
else
{
//TODO :: Inform that no alphabetical characters are allowed
Console.WriteLine("Not allowed character in the discount field");
}
}
// Validates indv cart item percent and calls CalcCartItemDiscount to update view
public void ApplyIndvItemDiscount(Cart value, object percent, AdjustTypeEnum adjustType)
{
// Checking for any alpha characters
bool containsLetters = percent.ToString().Any(x => !char.IsLetter(x));
// If no alpha calc indv item discounted value
if (containsLetters)
{
var discountValue = Convert.ToDouble(percent);
if (adjustType == AdjustTypeEnum.Percent)
{
if (value.DiscountPercent >= 0)
{
value.DiscountPercent = discountValue;
value.PercentDiscountedBool = true;
value.Discounted = true;
CalcCartItemDiscount(value);
}
}
else if (adjustType == AdjustTypeEnum.Amount)
{
if (value.DiscountAmount >= 0)
{
value.DiscountAmount = discountValue;
value.AmountDiscountedBool = true;
value.Discounted = true;
CalcCartItemDiscount(value);
}
}
}
else
{
Console.WriteLine("Not allowed character in the discount field");
}
}
