public IEnumerable<Book> LoadBooks()
{
List<Book> books = new List<Book>();
try
{
using (FileStream fs = new FileStream(FileName, FileMode.Open, FileAccess.Read))
{
using (BinaryReader bw = new BinaryReader(fs))
{
long position = bw.BaseStream.Position;
while (position < bw.BaseStream.Length)
{
Book book = new Book(bw.ReadString(), bw.ReadString(), bw.ReadString(), bw.ReadInt32(), bw.ReadInt32(), bw.ReadInt32());
books.Add(book);
position = bw.BaseStream.Position;
}
}
}
}
catch (Exception e)
{
books.Clear();
books.TrimExcess();
throw new IOException("Error while loading books from file.", e);
}
return books;
}
static void Main()
{
var book = new Book(10);
book.AddRange(3, 4);
book.AddRange(6, 8);
var left = book.HowManyPagesLeft();
Console.WriteLine("Left: " + left);
}
public bool DeleteBook(Book bookForDeletion)
{
return bls.DeleteBook(bookForDeletion);
}
public int IndexOfBook(Book book)
{
return bls.IndexOfBook(book);
}
public bool AddBook(Book bookToAdd)
{
return bls.AddBook(bookToAdd);
}