public Budget(
DateTime validFrom, DateTime validTo,
IEnumerable<Transfer> operations = null, IEnumerable<Account> relatedAccounts = null,
Account clearingAccount = null)
{
ValidFrom = validFrom;
ValidTo = validTo;
Operations = operations ?? Enumerable.Empty<Transfer>();
RelatedAccounts = relatedAccounts ?? Enumerable.Empty<Account>();
}
public Transfer(decimal amount, Account sourceAccount, Account destinationAccount,
Budget budget, DateTime? plannedDate, DateTime? transferDate,
string reference = null)
{
Amount = amount;
DestinationAccount = destinationAccount;
SourceAccount = sourceAccount;
Budget = budget;
PlannedDate = plannedDate;
TransferDate = transferDate;
Reference = reference;
}