private void button1_Click(object sender, EventArgs e)
{
if (textBox1.Text != "" && textBox3.Text != "" && textBox3.Text != "")
{
if (textBox4.Text != "")
{
ScienceBook scienceBook = new ScienceBook();
scienceBook.Name = textBox1.Text;
scienceBook.Author = textBox2.Text;
scienceBook.Price = Convert.ToDouble(textBox3.Text);
scienceBook.Description = textBox4.Text;
scienceBook.isBought = false;
scienceBook.isBought = false;
result = scienceBook;
}
else
{
Book book = new Book();
book.Name = textBox1.Text;
book.Author = textBox2.Text;
book.Price = Convert.ToDouble(textBox3.Text);
book.isBought = false;
result = book;
}
DialogResult = DialogResult.OK;
this.Close();
}
else
{
statusStrip1.Items.Add("Fill all fields");
}
}
private void button4_Click(object sender, EventArgs e)
{
ChangeEL c = new ChangeEL();
if (c.ShowDialog() == DialogResult.OK)
{
ScienceBook sb = new ScienceBook()
{
Name = c.BookName,
AmountOfPages = int.Parse(c.Page),
Author = c.Author
};
libraries.Add(sb);
listBox1.Items.Add(sb);
}
}
private void button3_Click(object sender, EventArgs e)
{
Book b = libraries[listBox1.SelectedIndex];
ChangeEL c;
if (b is ScienceBook)
{
ScienceBook sb = b as ScienceBook;
c = new ChangeEL(sb.Name, sb.AmountOfPages.ToString(), sb.Author);
}
else
{
c = new ChangeEL(b.Name, b.AmountOfPages.ToString());
}
if (c.ShowDialog() == DialogResult.OK)
{
b.Name = c.BookName;
b.AmountOfPages = int.Parse(c.Page);
}
}
/// <summary>
/// Инициализация авторов и их книг в бд, настройка связей между ними.
/// </summary>
/// <param name="modelBuilder"></param>
public static void Seed(this ModelBuilder modelBuilder)
{
Author author1 = new Author()
{
Id = 1, FirstName = "Иван", SurnameName = "Иванов"
};
Author author2 = new Author()
{
Id = 2, FirstName = "Андрей", SurnameName = "Попов"
};
Author author3 = new Author()
{
Id = 3, FirstName = "Елена", SurnameName = "Наумова"
};
Book book1 = new Book()
{
Id = 1, Name = "Book1"
};
Book book2 = new Book()
{
Id = 2, Name = "Book2"
};
Book book3 = new Book()
{
Id = 3, Name = "Book3"
};
ScienceBook mkb1 = new ScienceBook()
{
Id = 4, Name = "МКБ1", Type = "Справочник"
};
ScienceBook mkb2 = new ScienceBook()
{
Id = 5, Name = "МКБ2", Type = "Справочник"
};
ScienceBook mkb3 = new ScienceBook()
{
Id = 6, Name = "МКБ3", Type = "Справочник"
};
Magazine magazine1 = new Magazine()
{
Id = 7, Name = "Чистый дом1", ReaderType = "Для домохозяек"
};
Magazine magazine2 = new Magazine()
{
Id = 8, Name = "Чистый дом2", ReaderType = "Для домохозяек"
};
Magazine magazine3 = new Magazine()
{
Id = 9, Name = "Чистый дом3", ReaderType = "Для домохозяек"
};
modelBuilder.Entity <Author>().HasData(
author1,
author2,
author3
);
modelBuilder.Entity <Book>().HasData(
book1,
book2,
book3
);
modelBuilder.Entity <ScienceBook>().HasData(
mkb1,
mkb2,
mkb3
);
modelBuilder.Entity <Magazine>().HasData(
magazine1,
magazine2,
magazine3
);
modelBuilder.Entity <AuthorBook>().HasData(
new AuthorBook()
{
AuthorId = 1, BookId = 1
},
new AuthorBook()
{
AuthorId = 1, BookId = 2
},
new AuthorBook()
{
AuthorId = 1, BookId = 3
},
new AuthorBook()
{
AuthorId = 2, BookId = 4
},
new AuthorBook()
{
AuthorId = 2, BookId = 5
},
new AuthorBook()
{
AuthorId = 2, BookId = 6
},
new AuthorBook()
{
AuthorId = 3, BookId = 7
},
new AuthorBook()
{
AuthorId = 3, BookId = 8
},
new AuthorBook()
{
AuthorId = 3, BookId = 9
}
);
}
/// <summary>
/// Интерактивное меню для добавления книги
/// </summary>
/// <param name="db"></param>
static void AddBookMenu(BookStoreContext db)
{
Console.WriteLine("1) Обычная книга");
Console.WriteLine("2) Научная книга");
Console.WriteLine("3) Журнал");
Console.Write("Выберите тип книги, который хотите добавить: ");
byte menuChoice;
if (Byte.TryParse(Console.ReadLine(), out menuChoice))
{
Console.WriteLine();
PrintAuthorsList(db);
Console.Write("Введите идентификатор его автора: ");
Console.WriteLine();
int authorId;
if (Int32.TryParse(Console.ReadLine(), out authorId))
{
var author = db.Authors.Find(authorId);
if (author != null)
{
Console.Write("Введите название: ");
string name = Console.ReadLine();
Book book = null;
if (menuChoice == 1)
{
book = new Book()
{
Name = name
};
}
else if (menuChoice == 2)
{
Console.Write("Введите тип книги (учебник, справочник): ");
string type = Console.ReadLine();
book = new ScienceBook()
{
Name = name, Type = type
};
}
else if (menuChoice == 3)
{
Console.Write("Для кого предназначен журнал? ");
string reader = Console.ReadLine();
book = new Magazine()
{
Name = name, ReaderType = reader
};
}
db.Books.Add(book);
author.AuthorBooks.Add(new AuthorBook()
{
Book = book
});
db.SaveChanges();
}
else
{
Console.WriteLine("Автора с таким идентификатором нет в базе");
}
}
else
{
Console.WriteLine("Ожидалось целое число");
}
}
}
