public bool Borrow(string isbn, string cnp)
{
var searchedBookIndex = AvailableBooks.FindIndex(item => item.Book.ISBN == isbn);
if (searchedBookIndex != -1 &&
AvailableBooks[searchedBookIndex].Quantity > 0 &&
_dependencyService.Get <IValidationService>().IsValidCNP(cnp))
{
AvailableBooks[searchedBookIndex].Quantity--;
var currentDate = DateTimeOffset.UtcNow;
BorrowedBooks.Add(new Borrowing
{
CNP = cnp,
ISBN = isbn,
BorrowingPrice = AvailableBooks[searchedBookIndex].BorrowPrice,
BorrowingStartDate = currentDate.ToUnixTimeMilliseconds().ToString(),
BorrowingEndDate = currentDate.AddDays(AppConstants.MAX_LOAN_DAYS).ToUnixTimeMilliseconds().ToString()
});
return(true);
}
else
{
return(false);
}
}
private void usuń_książkę(object sender, RoutedEventArgs e)
{
Button button = sender as Button;
AvailableBooks book = button.DataContext as AvailableBooks;
_data.delBook(_module.SqlProfile.connectionString.ToString(), book);
refresh();
}
public List <AvailableBooks> GetAvailableBooks(List <JToken> result)
{
List <AvailableBooks> list = new List <AvailableBooks>();
foreach (var res in result)
{
AvailableBooks el = JsonConvert.DeserializeObject <AvailableBooks>(res.ToString());
list.Add(el);
}
return(list);
}
public void AddBook(Book book)
{
if (book.Available)
{
AvailableBooks.Add(book);
}
else
{
CheckedOutBooks.Add(book);
}
}
public async void delBook(string connectionString, AvailableBooks book)
{
var p = new
{
isbn = book.ISBN
};
using (IDbConnection cnn = new SqlConnection(connectionString))
{
cnn.Execute("[dbo].[SpDelBook]", p, commandType: CommandType.StoredProcedure);
}
}
public bool AddExistingBook(string isbn, int quantity = 1)
{
var bookIndex = AvailableBooks.FindIndex(item => item.Book.ISBN == isbn);
if ((bookIndex != -1) &&
_dependencyService.Get <IValidationService>().IsValidQuantity(quantity))
{
AvailableBooks[bookIndex].Quantity += quantity;
return(true);
}
return(false);
}
public int GetAvailableQuantity(string isbn)
{
var searchedBook = AvailableBooks.FirstOrDefault(bookInfo => bookInfo.Book.ISBN == isbn);
if (searchedBook != null)
{
return(searchedBook.Quantity);
}
else
{
return(-1);
}
}
private void dodaj_Click(object sender, RoutedEventArgs e)
{
if (string.IsNullOrWhiteSpace(dataOddania.ToString()))
{
dataOddania.BorderBrush = Brushes.Red;
return;
}
if (users.SelectedItem == null)
{
users.BorderBrush = Brushes.Red;
return;
}
if (books.SelectedItem == null)
{
books.BorderBrush = Brushes.Red;
return;
}
try
{
ReaderModel reader = (ReaderModel)users.SelectedItem;
AvailableBooks book = (AvailableBooks)books.SelectedItem;
DateTime time = (DateTime)dataOddania.SelectedDate;
_data.NewRental(_module.SqlProfile.connectionString.ToString(), book, reader, time);
books.BorderBrush = Brushes.Transparent;
users.BorderBrush = Brushes.Transparent;
dataOddania.BorderBrush = Brushes.Transparent;
fUser.Text = null;
fBook.Text = null;
users.SelectedItem = null;
books.SelectedItem = null;
dataOddania.SelectedDate = null;
BooksList();
UsersList();
}
catch (System.Data.SqlClient.SqlException)
{
dataOddania.BorderBrush = Brushes.Red;
}
catch
{
books.BorderBrush = Brushes.Red;
users.BorderBrush = Brushes.Red;
dataOddania.BorderBrush = Brushes.Red;
}
}
public void NewRental(string connectionString, AvailableBooks book, ReaderModel reader, DateTime time)
{
var p = new
{
isbn = book.ISBN,
Nr_Czytelnika = reader.Nr_czytelnika,
spodziewanaDataZwrotu = time
};
using (IDbConnection cnn = new SqlConnection(connectionString))
{
cnn.Execute("[dbo].[SpNewRental]", p, commandType: CommandType.StoredProcedure);
}
}
public void CheckOutBooks()
{
System.Console.WriteLine("Enter the number of the book that you'd like to check out: ");
ViewBooks(AvailableBooks);
Book bookToCheckOut = ValidateUserInput(AvailableBooks);
if (bookToCheckOut == null)
{
return;
}
bookToCheckOut.Available = false;
AvailableBooks.Remove(bookToCheckOut);
CheckedOutBooks.Add(bookToCheckOut);
System.Console.WriteLine("We hope that you enjoy {0}", bookToCheckOut.Title);
}
public void Checkout(string selection)
{
Book selectedBook = ValidateBook(selection, AvailableBooks);
if (selectedBook == null)
{
Console.Clear();
System.Console.WriteLine(@"Invalid Selection");
return;
}
selectedBook.Available = false;
AvailableBooks.Remove(selectedBook);
CheckedOut.Add(selectedBook);
System.Console.WriteLine("Congrats my dude, you go it");
}
public void CheckoutBook()
{
System.Console.WriteLine("Enter the number of the book you'd like to checkout.");
ViewBooks(AvailableBooks);
Book bookToCheckout = ValidateUserInput(AvailableBooks);
if (bookToCheckout == null)
{
return;
}
bookToCheckout.Available = false;
AvailableBooks.Remove(bookToCheckout);
CheckedOutBooks.Add(bookToCheckout);
System.Console.WriteLine($"Enjoy your copy of {bookToCheckout.Title}.");
}
// CHECKOUT BOOK
public void CheckoutBook(string selection)
{
Book selectedBook = ValidateBook(AvailableBooks, selection);
if (selectedBook == null)
{
Console.WriteLine(" Invalid Selection");
return;
}
else
{
selectedBook.Available = false;
CheckedOut.Add(selectedBook);
AvailableBooks.Remove(selectedBook);
Console.WriteLine(" Check out successful!");
}
}
public void NewBook(string connectionString, AvailableBooks book, SimlpeAthor athor)
{
var p = new
{
isbn = book.ISBN,
tytul = book.Tytuł,
rok_wydania = book.Rok_wydania,
wydawca = book.Wydawca,
kategoria = book.Kategoria,
nr_autora = athor.Nr_autora
};
using (IDbConnection cnn = new SqlConnection(connectionString))
{
cnn.Execute("[dbo].[SpNewBook]", p, commandType: CommandType.StoredProcedure);
}
}
// RETURN BOOK
public void ReturnBook(string selection)
{
Book selectedBook = ValidateBook(CheckedOut, selection);
if (selectedBook == null)
{
Console.WriteLine(" Invalid Selection");
return;
}
else
{
selectedBook.Available = true;
AvailableBooks.Add(selectedBook);
CheckedOut.Remove(selectedBook);
Console.Clear();
Console.WriteLine(" Book Returned!");
}
}
public void ReturnBook(string selection)
{
Book selectedBook = ValidateBook(selection, CheckedOut);
if (selectedBook == null || selectedBook.Available == true)
{
Console.Clear();
System.Console.WriteLine(@"Invalid Selection");
return;
}
else
{
selectedBook.Available = true;
AvailableBooks.Add(selectedBook);
CheckedOut.Remove(selectedBook);
System.Console.WriteLine("Congrats my Dude, Book is back");
}
}
//The checkout method removes a book from Books, marks it as no long available, and moves it to CheckedOut
public void Checkout(string selection)
{
Book selectedBook = ValidateUserSelection(selection, AvailableBooks);
if (selectedBook == null)
{
Console.Clear();
System.Console.WriteLine(@"Invalid Selection
");
return;
}
selectedBook.Available = false;
CheckedOut.Add(selectedBook);
AvailableBooks.Remove(selectedBook);
Console.Clear();
System.Console.WriteLine(@"Enjoy your Book!
");
}
public void ReturnBook(string selection)
{
//checkout book
Book selectedBook = ValidateUserSelection(selection, CheckedOut);
if (selectedBook == null)
{
System.Console.WriteLine(@"Invalid Selection, please make a valid selection: 1
");
return;
}
selectedBook.Available = true;
AvailableBooks.Add(selectedBook);
CheckedOut.Remove(selectedBook);
Console.Clear();
System.Console.WriteLine("Successfully Returned Book!");
}
public void ReturnBook(string input)
{
Book selectedBook = ValidateBook(input, CheckedOutBooks);
if (selectedBook == null)
{
Console.Clear();
System.Console.WriteLine("Invalid Selection... Press enter to continue");
Console.ReadLine();
return;
}
//set available to false, add book to checked out and remove from available array
selectedBook.Available = true;
AvailableBooks.Add(selectedBook);
CheckedOutBooks.Remove(selectedBook);
Console.Clear();
System.Console.WriteLine($"Thanks for returning {selectedBook.Title}!");
}
public void ReturnBook()
{
System.Console.WriteLine("Enter the number of the book you'd like to return.");
ViewBooks(CheckedOutBooks);
Book bookToReturn = ValidateUserInput(CheckedOutBooks);
// null check to prevent breaking errors
if (bookToReturn == null)
{
return;
}
// if found a book to return then:
// 1. reassign the available property to true
// 2. remove the book from the checkoutbooks list
// 3. add the book to the availablebooks list
bookToReturn.Available = true;
CheckedOutBooks.Remove(bookToReturn);
AvailableBooks.Add(bookToReturn);
System.Console.WriteLine("Thanks for returning {0}!", bookToReturn.Title);
}
public bool AddNewBook(Book book, double price, int quantity = 1)
{
var validationService = _dependencyService.Get <IValidationService>();
if (validationService.isValidBook(book) &&
validationService.IsValidPrice(price) &&
validationService.IsValidQuantity(quantity))
{
var searchedIndex = AvailableBooks.FindIndex(item => item.Book.ISBN == book.ISBN);
if (searchedIndex == -1)
{
AvailableBooks.Add(new BookProductInfo {
Book = book, BorrowPrice = price, Quantity = quantity
});
return(true);
}
}
return(false);
}
private void dodaj_książke(object sender, RoutedEventArgs e)
{
try
{
AvailableBooks book = new AvailableBooks();
book.ISBN = string.IsNullOrWhiteSpace(isbn.Text) ? throw new Exception() : isbn.Text;
book.Rok_wydania = rok_wydania.Text;
book.Wydawca = wydawca.Text;
book.Tytuł = string.IsNullOrWhiteSpace(tytul.Text) ? throw new Exception() : tytul.Text;
SimlpeAthor author = new SimlpeAthor();
author.imie_nazwisko = autor.SelectedItem?.ToString() ?? throw new Exception();
autors.ForEach(x =>
{
if (x.imie_nazwisko == author.imie_nazwisko)
{
author.Nr_autora = x.Nr_autora;
}
});
categories.ForEach(x =>
{
if (x.nazwa_kategorii == kategoria.SelectedItem?.ToString())
{
book.Kategoria = x.id_kategorii.ToString();
}
});
_data.NewBook(_module.SqlProfile.connectionString.ToString(), book, author);
}
catch
{
buttOn.Background = Brushes.DarkRed;
}
refresh();
Clean();
}
public void Checkout(string selection)
{
Book selectedBook = ValidateBook(selection, AvailableBooks);
if (selectedBook == null)
{
Console.Clear();
System.Console.WriteLine(@"Invalid Selection
");
return;
}
int index = Int32.TryParse(selection, out bookIndex);
if (index < checkedOut.Count)
{
Book book = checkedOut[index];
selectedBook.Available = false;
AvailableBooks.Remove(book);
checkedOut.Add(book);
System.Console.WriteLine($"You Gots a {selectedBook.Title}");
}
}
public void LastBook()
{
System.Console.WriteLine(AvailableBooks.Last().Title);
System.Console.WriteLine("Here is the last book. Press enter to continue");
Console.ReadLine();
}
public void AddBook(Book book)
{
AvailableBooks.Add(book);
}
internal void addBook(Book book)
{
AvailableBooks.Add(book);
}
