private void MustContainAccountNumber(AccountNumber accountNumber)
{
if (IsActive(accountNumber) || IsInactive(accountNumber))
{
return;
}
throw new AccountNotFoundException(accountNumber);
}
public Debit(AccountNumber accountNumber, Money amount)
{
if (amount < Money.Zero)
{
throw new ArgumentOutOfRangeException(nameof(amount));
}
Amount = amount;
AccountNumber = accountNumber;
}
public Credit(AccountNumber accountNumber, Money amount)
{
if (amount < Money.Zero)
{
throw new ArgumentOutOfRangeException(nameof(amount));
}
Amount = amount;
AccountNumber = accountNumber;
_accountType = AccountType.OfAccountNumber(accountNumber);
}
public void ReactivateAccount(AccountNumber accountNumber)
{
MustContainAccountNumber(accountNumber);
if (IsActive(accountNumber))
{
return;
}
Apply(new AccountReactivated {
AccountNumber = accountNumber.ToInt32()
});
}
private ChartOfAccounts()
{
_accountNumbers = new HashSet <AccountNumber>();
_deactivatedAccountNumbers = new HashSet <AccountNumber>();
Register <AccountDefined>(e => _accountNumbers.Add(new AccountNumber(e.AccountNumber)));
Register <AccountDeactivated>(e => {
var accountNumber = new AccountNumber(e.AccountNumber);
_accountNumbers.Remove(accountNumber);
_deactivatedAccountNumbers.Add(accountNumber);
});
Register <AccountReactivated>(e => {
var accountNumber = new AccountNumber(e.AccountNumber);
_accountNumbers.Add(accountNumber);
_deactivatedAccountNumbers.Remove(accountNumber);
});
}
public void BeginClosingPeriod(AccountNumber retainedEarningsAccountNumber,
GeneralLedgerEntryIdentifier closingGeneralLedgerEntryIdentifier,
GeneralLedgerEntryIdentifier[] generalLedgerEntryIdentifiers, DateTimeOffset closingOn)
{
if (_periodClosing)
{
throw new PeriodClosingInProcessException(_period);
}
_period.MustNotBeAfter(closingOn);
Apply(new AccountingPeriodClosing {
Period = _period.ToString(),
GeneralLedgerEntryIds = Array.ConvertAll(generalLedgerEntryIdentifiers, id => id.ToGuid()),
ClosingOn = closingOn,
RetainedEarningsAccountNumber = retainedEarningsAccountNumber.ToInt32(),
ClosingGeneralLedgerEntryId = closingGeneralLedgerEntryIdentifier.ToGuid()
});
}
public Debit(AccountNumber accountNumber) : this(accountNumber, Money.Zero)
{
}
public void Equality(AccountNumber accountNumber)
{
Assert.Equal(AccountType.OfAccountNumber(accountNumber), AccountType.OfAccountNumber(accountNumber));
}
public void InequalityOperator(AccountNumber sut, AccountNumber other)
{
Assert.False(sut == other);
}
public void Equality(AccountNumber sut)
{
var copy = new AccountNumber(sut.ToInt32());
Assert.Equal(sut, copy);
}
public bool Equals(Credit other) => Amount.Equals(other.Amount) && AccountNumber.Equals(other.AccountNumber);
public void EqualityOperator(AccountNumber sut)
{
var copy = new AccountNumber(sut.ToInt32());
Assert.True(sut == copy);
}
public Account this[AccountNumber accountNumber] =>
_state.Accounts.TryGetValue(accountNumber, out var account)
? Account.For(accountNumber, account.AccountName)
: throw new AccountNotFoundException(accountNumber);
private bool IsInactive(AccountNumber accountNumber) => _deactivatedAccountNumbers.Contains(accountNumber);
public AccountDeactivatedException(AccountNumber accountNumber) : base(
$"Account {accountNumber} was deactivated.")
{
AccountNumber = accountNumber;
}
public void AddOrUpdate(AccountNumber accountNumber, Func <Account> add, Func <Account, Account> update) =>
_items = _items.SetItem(accountNumber, _items.TryGetValue(accountNumber, out var account)
? update(account)
: update(add()));
public void MoneyLessThanZeroThrows(AccountNumber accountNumber, decimal value)
{
var amount = new Money(-Math.Abs(value));
Assert.Throws <ArgumentOutOfRangeException>(() => new Debit(accountNumber, amount));
}
public void InequalityOperator(AccountNumber accountNumber)
{
Assert.False(AccountType.OfAccountNumber(accountNumber) != AccountType.OfAccountNumber(accountNumber));
}
public void EqualityOperator(AccountNumber accountNumber)
{
Assert.True(AccountType.OfAccountNumber(accountNumber) == AccountType.OfAccountNumber(accountNumber));
}
public static AccountType OfAccountNumber(AccountNumber value) => value switch
{
private bool IsActive(AccountNumber accountNumber) => _accountNumbers.Contains(accountNumber);
public void ZeroMoney(AccountNumber accountNumber)
{
var sut = new Debit(accountNumber);
Assert.Equal(new Debit(accountNumber, Money.Zero), sut);
}
public AccountNotFoundException(AccountNumber accountNumber) : base($"Account {accountNumber} was not found.")
{
AccountNumber = accountNumber;
}
private static bool IgnoreInactiveAccount(AccountNumber _) => false;
public AccountExistsException(AccountNumber accountNumber) : base($"Account {accountNumber} already exists.")
{
AccountNumber = accountNumber;
}