public bool? MakeSubscription(BookViewModel book, string userId, bool isToTheLibrary)
{
if (repository.isSubscribedAlready(book.ISBN, userId))
{
return null;
}
else
{
if ((book.Quantity > 0 & isToTheLibrary) || (book.Quantity > 1 & !isToTheLibrary))
{
Book model = Mapper.Map<Book>(book);
repository.MakeSubscription(model, userId, isToTheLibrary);
return true;
}
else
{
return false;
}
}
}
public void Edit(BookViewModel book)
{
Book model = Mapper.Map<Book>(book);
repository.EditBook(model);
}
public void Add(BookViewModel book)
{
Book model = Mapper.Map<Book>(book);
repository.AddBook(model);
}