public BorrowController(IDisplay display, ICardReader reader, IScanner scanner, IPrinter printer,
IBookDAO bookDAO, ILoanDAO loanDAO, IMemberDAO memberDAO)
{
if(display == null) throw new ArgumentException("Display object was not provided to begin the application");
if (reader == null) throw new ArgumentException("Reader object was not provided to begin the application");
if (scanner == null) throw new ArgumentException("Scanner object was not provided to begin the application");
if (printer == null) throw new ArgumentException("Printer object was not provided to begin the application");
if (bookDAO == null) throw new ArgumentException("BookDAO object was not provided to begin the application");
if (loanDAO == null) throw new ArgumentException("LoanDAO object was not provided to begin the application");
if (memberDAO == null) throw new ArgumentException("MemberDAO object was not provided to begin the application");
_display = display;
_reader = reader;
_scanner = scanner;
_printer = printer;
_bookDAO = bookDAO;
_loanDAO = loanDAO;
_memberDAO = memberDAO;
_ui = new BorrowControl(this);
_reader.Listener = this;
_scanner.Listener = this;
_bookList = new List<IBook>();
_loanList = new List<ILoan>();
_state = EBorrowState.CREATED;
}
public BorrowController(IDisplay display, ICardReader reader, IScanner scanner, IPrinter printer,
IBookDAO bookDAO, ILoanDAO loanDAO, IMemberDAO memberDAO)
{
_display = display;
_reader = reader;
_scanner = scanner;
_printer = printer;
_ui = new BorrowControl(this);
_state = EBorrowState.CREATED;
}
private void addControl(ABorrowControl control, EBorrowState state)
{
_controlDict.Add(state, control);
}
private void setState(EBorrowState state)
{
Console.WriteLine("Setting state: " + state);
this._state = state;
switch (state)
{
case EBorrowState.INITIALIZED:
_reader.Listener = this;
_scanner.Listener = this;
_currentControl = new SwipeCardControl(this);
_reader.Enabled = true;
_scanner.Enabled = false;
break;
case EBorrowState.BORROWING_RESTRICTED:
_currentControl = new RestrictedControl(this);
_reader.Enabled = false;
_scanner.Enabled = false;
_currentControl.DisplayErrorMessage(String.Format("Member {0} cannot borrow at this time.", _borrower.ID));
break;
case EBorrowState.SCANNING_BOOKS:
_currentControl = new ScanBookControl(this);
_reader.Enabled = false;
_scanner.Enabled = true;
_bookList = new List<IBook>();
_loanList = new List<ILoan>();
break;
case EBorrowState.CONFIRMING_LOANS:
_currentControl = new ConfirmLoanControl(this);
_reader.Enabled = false;
_scanner.Enabled = false;
//display pending loans
foreach (ILoan loan in _loanList)
{
_currentControl.DisplayConfirmingLoan(loan.ToString());
}
break;
case EBorrowState.COMPLETED:
_reader.Enabled = false;
_scanner.Enabled = false;
StringBuilder bld = new StringBuilder();
foreach (ILoan loan in _loanList)
{
_loanDAO.CommitLoan(loan);
bld.Append(loan.ToString() + "\n\n");
}
_printer.print(bld.ToString());
close();
return;
case EBorrowState.CANCELLED:
_reader.Enabled = false;
_scanner.Enabled = false;
close();
return;
default:
throw new ApplicationException("Unknown state");
}
_display.Display = _currentControl;
}
private void addControl(ABorrowControl control, EBorrowState state)
{
_controlDict.Add(state, control);
}