public static CatalogService getInstance()
{
if (instance == null)
{
instance = new CatalogService();
}
return(instance);
}
public static void RedirectUser(string userOption)
{
string retrievedISBN;
string retrievedTitle;
List <Author> retrievedAuthors;
List <KeyValuePair <string, Book> > listOfBooks;
switch (userOption)
{
case "1":
retrievedISBN = getISBN();
retrievedTitle = getTitle();
retrievedAuthors = getAuthors();
CatalogService.getInstance().AddBookToCatalog(retrievedISBN, new Book(retrievedTitle, retrievedAuthors));
break;
case "2":
retrievedISBN = getISBN();
CatalogService.getInstance().RemoveBookFromCatalog(retrievedISBN);
break;
case "3":
string retrievedAuthorFullName = getOneAuthor();
listOfBooks = CatalogService.getInstance().FindBookByAuthor(new Author(retrievedAuthorFullName));
Console.WriteLine($"\nWyniki wyszukiwania:\n");
foreach (KeyValuePair <string, Book> book in listOfBooks)
{
Console.WriteLine($"\n{book.Value}");
Console.WriteLine($"Numer ISBN: {book.Key}\n");
}
break;
case "4":
retrievedTitle = getTitle().ToLower();
listOfBooks = CatalogService.getInstance().FindBookByTitle(retrievedTitle);
Console.WriteLine($"\nWyniki wyszukiwania:\n");
foreach (KeyValuePair <string, Book> book in listOfBooks)
{
Console.WriteLine($"\n{book.Value}");
Console.WriteLine($"Numer ISBN: {book.Key}\n");
}
break;
case "5":
retrievedISBN = getISBN();
var FoundBook = CatalogService.getInstance().FindBookByISBN(retrievedISBN);
Console.WriteLine($"\nWyniki wyszukiwania:\n");
Console.WriteLine(FoundBook);
Console.WriteLine($"Numer ISBN: {retrievedISBN}\n");
break;
case "6":
Console.WriteLine("\nPodaj liczbę tygodni:");
int numberOfWeeksWithoutBorrowing = int.Parse(Console.ReadLine());
listOfBooks = CatalogService.getInstance().FindBooksUnborrowedByNWeeks(numberOfWeeksWithoutBorrowing);
Console.WriteLine($"\nKsiążki, które nie zostały wypożyczone przez {numberOfWeeksWithoutBorrowing} tyg.: \n");
foreach (KeyValuePair <string, Book> book in listOfBooks)
{
Console.WriteLine($"{book.Value}, ostatnia data wypożyczenia to:{book.Value.LastBorrowDate}");
Console.WriteLine($"Numer ISBN: {book.Key}\n");
}
break;
case "7":
retrievedISBN = getISBN();
Console.WriteLine("Podaj swoje imie i nazwisko:\n");
string customerFullName = Console.ReadLine();
string[] customerData = splitText(customerFullName);
CatalogService.getInstance().BorrowBook(retrievedISBN, new Customer(customerData[0], customerData[1]));
break;
case "8":
Console.WriteLine("\n** Osoby posiadające aktualnie wypożyczone książki to: \n");
var listOfCustomersWithBorrowedBooks = CatalogService.getInstance().FindCustomersWithBorrowedBooks();
foreach (Customer customer in listOfCustomersWithBorrowedBooks)
{
Console.WriteLine(customer.ToString());
}
break;
case "q":
Console.WriteLine("\n******************************************");
Console.WriteLine("Dziękujemy za skorzystanie z biblioteki");
isReadyToQuit = true;
return;
default:
Console.WriteLine("\nNie ma takij opcji. Aby wybrać jedną z opcji wpisz cyfrę 1-8 lub 'q' jeżli chcesz wyjść. ");
break;
}
}
