private void setState(EBorrowState state) {
System.out.println("Setting state: " + state);
this.state = state;
ui.setState(state);
switch (state) {
case INITIALIZED:
reader.setEnabled(true);
scanner.setEnabled(false);
break;
case SCANNING_BOOKS:
reader.setEnabled(false);
scanner.setEnabled(true);
this.bookList = new ArrayList<IBook>();
this.loanList = new ArrayList<ILoan>();
scanCount = borrower.getLoans().size();
// clear currentBook display
ui.displayScannedBookDetails("");
// clear pending loan display
ui.displayPendingLoan("");
break;
case CONFIRMING_LOANS:
reader.setEnabled(false);
scanner.setEnabled(false);
// display pending loans
ui.displayConfirmingLoan(buildLoanListDisplay(loanList));
break;
case COMPLETED:
reader.setEnabled(false);
scanner.setEnabled(false);
for (ILoan loan : loanList) {
loanDAO.commitLoan(loan);
}
printer.print(buildLoanListDisplay(loanList));
close();
break;
case CANCELLED:
reader.setEnabled(false);
scanner.setEnabled(false);
close();
break;
case BORROWING_RESTRICTED:
reader.setEnabled(false);
scanner.setEnabled(false);
ui.displayErrorMessage(
String.format("Member %d cannot borrow at this time.", borrower.getID()));
System.out.format("Member %d cannot borrow at this time.", borrower.getID());
break;
default:
throw new RuntimeException("Unknown state");
}
}
public BorrowUC_CTL(
ICardReader reader,
IScanner scanner,
IPrinter printer,
IDisplay display,
IBookDAO bookDAO,
ILoanDAO loanDAO,
IMemberDAO memberDAO) {
this.bookDAO = bookDAO;
this.memberDAO = memberDAO;
this.loanDAO = loanDAO;
this.ui = new BorrowUC_UI(this);
this.reader = reader;
reader.addListener(this);
this.scanner = scanner;
scanner.addListener(this);
this.printer = printer;
this.display = display;
state = EBorrowState.CREATED;
}
