private void MainForm_Load(object sender, EventArgs e)
{
try
{
LibraryEntities le = new LibraryEntities();
List <BookInfo> a = new List <BookInfo>(le.Books.Select(x => new BookInfo()
{
AuthorFirstName = x.Author.Name, AuthorSecondName = x.Author.Surname, Genre = x.Gener, PublishingYear = x.Year, Title = x.NameBook
}));
this.dataGridView1.DataSource = a;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
public static object Search(string s)
{
LibraryEntities le = new LibraryEntities();
var auth = le.Author.ToList();
var books = le.Books.ToList();
var booksInfo = books.Join(auth, x => x.id_Author, y => y.id, (x, y) => new BookInfo
{
AuthorFirstName = y.Name,
AuthorSecondName = y.Surname,
Genre = x.Gener,
PublishingYear = x.Year,
Title = x.NameBook
});
if (Mediator.MediatorSearchBook.SearchBook() == 0)
{
booksInfo = booksInfo.Where(x => x.Title.Contains(s));
return(booksInfo.ToArray());
}
if (Mediator.MediatorSearchBook.SearchBook() == 1)
{
booksInfo = booksInfo.Where(x => x.AuthorFirstName.Contains(s));
return(booksInfo.ToArray());
}
if (Mediator.MediatorSearchBook.SearchBook() == 2)
{
booksInfo = booksInfo.Where(x => x.AuthorSecondName.Contains(s));
return(booksInfo.ToArray());
}
if (Mediator.MediatorSearchBook.SearchBook() == 3)
{
booksInfo = booksInfo.Where(x => x.Genre.Contains(s));
return(booksInfo.ToArray());
}
if (Mediator.MediatorSearchBook.SearchBook() == 4)
{
booksInfo = booksInfo.Where(x => x.PublishingYear.ToString().Contains(s));
return(booksInfo.ToArray());
}
return(new List <BookInfo>());
}
public void Add()
{
var le = new LibraryEntities();
var ath = new Author();
var lib = new Librar();
var name = MediatorLoadBook.GetName();
var surname = MediatorLoadBook.GetSurname();
var bk = new Books
{
NameBook = Mediator.MediatorAddBook.GetNameBook(),
Gener = Mediator.MediatorAddBook.GetGenre(),
Year = Mediator.MediatorAddBook.GetDate()
};
var NomberShelf = Mediator.MediatorAddBook.GetShelf();
var NomberCupboard = Mediator.MediatorAddBook.GetCupboatd();
ath = le.Author.FirstOrDefault(x => x.Name == name && x.Surname == surname);
bk.id_Author = ath.id;
var c = le.Librar.FirstOrDefault(x => x.NomberCupboard == lib.NomberCupboard && x.NomberShelf == lib.NomberShelf);
if (c == null)
{
le.Librar.Add(lib);
lib = le.Librar.FirstOrDefault(x => x.NomberCupboard == NomberCupboard && x.NomberShelf == NomberShelf);
bk.id_Librar = lib.id;
le.SaveChanges();
}
else
{
bk.id_Librar = c.id;
le.SaveChanges();
}
le.Books.Add(bk);
le.SaveChanges();
}
private void AddAuth_Click(object sender, EventArgs e)
{
try
{
LibraryEntities le = new LibraryEntities();
var ath = new Author
{
Name = this.textBox1.Text.ToString(),
Surname = this.textBox2.Text.ToString()
};
le.Author.Add(ath);
le.SaveChanges();
this.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
