public void LazyLoad()
{
_screenHelper.Reset();
var sw = new Stopwatch();
_screenHelper.PrintLazyLoading();
using (var context = new DataContext())
{
sw.Start();
var books = context.Books.ToList <Book>();
foreach (var book in books)
{
if (book.Reader?.Address?.Street != null)
{
Console.WriteLine(book.Reader.Address.Street);
}
}
sw.Stop();
}
_screenHelper.PrintElapsedTime(sw.Elapsed);
_menuHelper.NavigateToMainMenu();
}
public void ListAllBooks()
{
_screenHelper.Reset();
_screenHelper.PrintBookListingText();
var books = _bookrepository.GetAllBooks();
ListBooks(books);
_menuHelper.NavigateToMainMenu();
}
private void PrintMainMenu()
{
_screenHelper.Reset();
Console.WriteLine("Choose a number from the library options:\r\n");
Console.WriteLine("0 - Add book");
Console.WriteLine("1 - Search book");
Console.WriteLine("2 - Borrow book");
Console.WriteLine("3 - Return book");
Console.WriteLine("4 - List all books");
Console.WriteLine("5 - List expired books");
Console.WriteLine("6 - Seed data");
Console.WriteLine("7 - LazyLoad");
Console.WriteLine("8 - EagerLoad");
Console.WriteLine("9 - Exit");
}
public void GenerateData(int amount, IBorrow borrow)
{
GenerateBooks(amount);
GenerateReaders(amount, borrow);
_screenHelper.Reset();
_screenHelper.PrintSuccessfulSeeding();
_menuHelper.NavigateToMainMenu();
}
public void AddNewBook()
{
_screenHelper.Reset();
var book = _screenHelper.GetNewBookDetails();
_bookrepository.StoreABook(book);
_screenHelper.PrintBookAddedMessage(book);
_menuHelper.NavigateToMainMenu();
}
public void ReturnBook()
{
_screenHelper.Reset();
var id = _screenHelper.GetBookId();
var book = _bookRepository.ReturnABook(id);
if (book == null)
{
Console.WriteLine(Texts.NoBook);
}
_menuHelper.NavigateToMainMenu();
}
private void SearchBy(string property, Func <Book, string, bool> expression)
{
_screenHelper.Reset();
var input = _screenHelper.ReadInputString(property);
var books = _bookRepository.GetAllBooks();
var result = books.Where(b => expression(b, input)).ToList();
_screenHelper.PrintSearchResult(result);
_menuHelper.NavigateToMainMenu();
}
public void PerformBorrowingProcess()
{
_screenHelper.Reset();
var id = _screenHelper.GetBookId();
var reader = _screenHelper.GetNewReader();
var daysToBorrow = _screenHelper.GetBorrowDays();
var book = BorrowSingleBook(id, reader, daysToBorrow);
_screenHelper.PrintBookBorrowedMessage(book, reader);
_menuHelper.NavigateToMainMenu();
}