private void bookCopyUpdated(object sender, EventArgs e)
{
lbCopies.Items.Clear();
IEnumerable <Loan> allCurrentLoans = loanService.AllBookCopiesOnLoan();
IEnumerable <BookCopy> bookCopiesNotOnLoan = bookCopyService.AllExcept(allCurrentLoans);
ShowAllAvailableCopies(bookCopiesNotOnLoan);
}
public LibraryForm()
{
InitializeComponent();
// We create only one context in our application, which gets shared among repositories
LibraryContext context = new LibraryContext();
// We use a factory object that will create the repositories as they are needed, it also makes
// sure all the repositories created use the same context.
RepositoryFactory repFactory = new RepositoryFactory(context);
this.bookService = new BookService(repFactory);
this.authorService = new AuthorService(repFactory);
this.bookCopyService = new BookCopyService(repFactory);
this.loanService = new LoanService(repFactory);
this.memberService = new MemberService(repFactory);
//Set all starting values.
ShowAllBooks(bookService.All());
ShowAllBookCopies(bookCopyService.All());
IEnumerable <Loan> allCurrentLoans = loanService.AllBookCopiesOnLoan();
ShowAllCurrentLoans(allCurrentLoans);
IEnumerable <BookCopy> bookCopiesNotOnLoan = bookCopyService.AllExcept(allCurrentLoans);
ShowAllAvailableCopies(bookCopiesNotOnLoan);
FillDropDownMembers(memberService.All().OrderBy(m => m.Name));
FillDropDownAuthors(authorService.All().OrderBy(a => a.Name));
//Subscribe to the Updated() event in each service to update the GUI when changes in the database has been made.
bookService.Updated += bookUpdated;
bookCopyService.Updated += bookCopyUpdated;
authorService.Updated += authorUpdated;
memberService.Updated += memberUpdated;
loanService.Updated += loanUpdated;
}