public void AddItem(string invoiceNumber, string invoiceDescription, string counterPartyName, Address counterPartyAddress, string counterpartyIdentificateNumber, string counterpartyTaxIdentityNumber, DateTime?invoiceDate, DateTime?dueDate, DateTime?paymentDate, string itemCategory, ItemType itemType, double?amount, int?year)
{
if (invoiceDescription.Length < 3)
{
throw new ArgumentException("Popis dokladu je příliš krátký");
}
Item newItem = new Item(invoiceNumber, invoiceDescription, counterPartyName, counterPartyAddress, counterpartyIdentificateNumber, counterpartyTaxIdentityNumber, invoiceDate, dueDate, paymentDate, itemCategory, itemType, amount, year);
AccountingBookItems.Add(newItem);
}
public void RemoveItem(Item removedItem)
{
AccountingBookItems.Remove(removedItem);
}
