/// <summary>
/// Create and add a new order line
/// </summary>
/// <param name="productId">the product identifier</param>
/// <param name="amount">the number of items</param>
/// <param name="unitPrice">the unit price of each item</param>
/// <param name="discount">applied discount</param>
/// <returns>added new order line</returns>
public OrderLine AddNewOrderLine(Guid productId, int amount, decimal unitPrice, decimal discount)
{
//check precondition
if (amount <= 0
||
productId == Guid.Empty)
{
throw new ArgumentException(Messages.exception_InvalidDataForOrderLine);
}
//check discount values
if (discount < 0)
{
discount = 0;
}
if (discount > 100)
{
discount = 100;
}
//create new order line
var newOrderLine = new OrderLine()
{
OrderId = this.Id,
ProductId = productId,
Amount = amount,
Discount = discount,
UnitPrice = unitPrice
};
//set identity
newOrderLine.GenerateNewIdentity();
//add order line
this.OrderLines.Add(newOrderLine);
//return added orderline
return(newOrderLine);
}
/// <summary>
/// Create and add a new order line
/// </summary>
/// <param name="productId">the product identifier</param>
/// <param name="amount">the number of items</param>
/// <param name="unitPrice">the unit price of each item</param>
/// <param name="discount">applied discount</param>
/// <returns>added new order line</returns>
public OrderLine AddNewOrderLine(Guid productId, int amount, decimal unitPrice, decimal discount)
{
//check precondition
if (amount <= 0 || productId == Guid.Empty) {
throw new ArgumentException(Messages.exception_InvalidDataForOrderLine);
}
//check discount values
if (discount < 0) { discount = 0; }
if (discount > 100) { discount = 100; }
//create new order line
var newOrderLine = new OrderLine()
{
OrderId = this.Id,
ProductId = productId,
Amount = amount,
Discount = discount,
UnitPrice = unitPrice
};
//set identity
newOrderLine.GenerateNewIdentity();
//add order line
this.OrderLines.Add(newOrderLine);
//return added orderline
return newOrderLine;
}
