public static void ShowBooks()
{
Menu <Book> takedBooksMenu = new Menu <Book>(takedBooks)
{
Info = "Мои книги:",
ItemInstruction = (item) =>
{
return(item.Author + ", \"" + item.Name + "\" (" + item.Year + ")");
},
Empty = "Вы не брали книг"
};
takedBooksMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
takedBooksMenu.DeleteSelectedItem();
if (takedBooks.Count != 0)
{
Library.MakeBookAvailable(takedBooks[takedBooksMenu.SelectedItem]);
}
}
};
takedBooksMenu.Help += String.Join("\n",
"Enter - вернуть книгу",
"Backspace - назад");
takedBooksMenu.Use();
}
static void EditBook(Book book)
{
List <string> editBookMenuItems = new List <string>()
{
"Изменить автора",
"Изменить название",
"Изменить год",
};
Menu <string> editBookMenu = new Menu <string>(editBookMenuItems)
{
Info = "Редактировать книгу: \n\n " + book.Author + ", \"" + book.Name + "\" (" + book.Year + ")",
ItemInstruction = (item) =>
{
return(item);
},
};
editBookMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
if (editBookMenu.SelectedItem == 0)
{
Console.Clear();
Console.WriteLine("Введите автора:");
string author = Console.ReadLine();
book.Author = author;
editBookMenu.IsClosed = true;
}
if (editBookMenu.SelectedItem == 1)
{
Console.Clear();
Console.WriteLine("Введите название:");
string name = Console.ReadLine();
book.Name = name;
editBookMenu.IsClosed = true;
}
if (editBookMenu.SelectedItem == 2)
{
Console.Clear();
Console.WriteLine("Введите год:");
string year = Console.ReadLine();
book.Year = year;
editBookMenu.IsClosed = true;
}
}
};
editBookMenu.Help += String.Join("\n",
"Enter - выбор",
"Backspace - назад");
editBookMenu.Use();
}
static void EditUser(User user)
{
List <string> editUserMenuItems = new List <string>()
{
"Изменить имя",
"Изменить логин",
"Изменить пароль",
};
Menu <string> editBookMenu = new Menu <string>(editUserMenuItems)
{
Info = "Редактировать пользователя: \n\n " + user.Name + " (" + user.Login + ":" + user.Password + ")",
ItemInstruction = (item) =>
{
return(item);
},
};
editBookMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
if (editBookMenu.SelectedItem == 0)
{
Console.Clear();
Console.WriteLine("Введите имя:");
string name = Console.ReadLine();
user.Name = name;
editBookMenu.IsClosed = true;
}
if (editBookMenu.SelectedItem == 1)
{
Console.Clear();
Console.WriteLine("Введите логин:");
string login = Console.ReadLine();
user.Login = login;
editBookMenu.IsClosed = true;
}
if (editBookMenu.SelectedItem == 2)
{
Console.Clear();
Console.WriteLine("Введите пароль:");
string password = Console.ReadLine();
user.Password = password;
editBookMenu.IsClosed = true;
}
}
};
editBookMenu.Help += String.Join("\n",
"Enter - выбор",
"Backspace - назад");
editBookMenu.Use();
}
public static void ShowUsers()
{
Menu <User> usersMenu = new Menu <User>(users)
{
Info = "Пользователи:",
Empty = "Пользователей нет",
ItemInstruction = (item) =>
{
if (item.GetType() == typeof(Admin))
{
Console.ForegroundColor = ConsoleColor.White;
}
else
{
Console.ForegroundColor = ConsoleColor.DarkGray;
}
return(item.Name + " (" + item.Login + ":" + item.Password + ")");
},
ColorInfo = new Tuple <ConsoleColor, string>[]
{
new Tuple <ConsoleColor, string>(ConsoleColor.White, "администратор"),
new Tuple <ConsoleColor, string>(ConsoleColor.DarkGray, "пользователь")
},
AddItemInstruction = AddUser
};
usersMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
EditUser(users[usersMenu.SelectedItem]);
}
if (key == ConsoleKey.Tab)
{
usersMenu.AddItem();
}
if (key == ConsoleKey.Delete)
{
usersMenu.DeleteSelectedItem();
}
};
usersMenu.Help += String.Join("\n",
"Enter - редактировать",
"Tab - добавить",
"Delete - удалить",
"Backspace - назад");
usersMenu.Use();
}
public static void ShowBooks()
{
Menu <Book> booksMenu = new Menu <Book>(books)
{
Info = "Библиотека:",
Empty = "В библиотеке нет книг",
ItemInstruction = (item) =>
{
if (item.IsAvailable)
{
Console.ForegroundColor = ConsoleColor.Green;
}
else
{
Console.ForegroundColor = ConsoleColor.Red;
}
return(item.Author + ", \"" + item.Name + "\" (" + item.Year + ")");
},
ColorInfo = new Tuple <ConsoleColor, string>[]
{
new Tuple <ConsoleColor, string>(ConsoleColor.Green, "доступные книги"),
new Tuple <ConsoleColor, string>(ConsoleColor.Red, "недоступные книги")
},
AddItemInstruction = AddBook
};
if (currentUser.GetType() == typeof(Admin))
{
booksMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
if (books.Count != 0)
{
EditBook(books[booksMenu.SelectedItem]);
}
}
if (key == ConsoleKey.Tab)
{
booksMenu.AddItem();
}
if (key == ConsoleKey.Delete)
{
booksMenu.DeleteSelectedItem();
}
};
booksMenu.Help += String.Join("\n",
"Enter - редактировать",
"Tab - добавить",
"Delete - удалить",
"Backspace - назад");
}
else if (currentUser.GetType() == typeof(User))
{
booksMenu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
currentUser.TakeBook(books[booksMenu.SelectedItem]);
books[booksMenu.SelectedItem].IsAvailable = false;
}
};
booksMenu.Help += String.Join("\n",
"Enter - взять книгу",
"Backspace - назад");
}
booksMenu.Use();
}
static void Main(string[] args)
{
Console.SetBufferSize(Console.WindowWidth, Console.WindowHeight);
users = new List <User>
{
new Admin("admin", "123", "Администратор"),
new User("user", "123", "Пользователь"),
};
while (true)
{
Authentication.IsLogged = false;
while (currentUser == null)
{
currentUser = Authentication.Login();
}
Authentication.IsLogged = true;
List <string> menuItems = new List <string>();
if (currentUser.GetType() == typeof(User))
{
menuItems.Add("Книги");
menuItems.Add("Мои книги");
}
else if (currentUser.GetType() == typeof(Admin))
{
menuItems.Add("Книги");
menuItems.Add("Пользователи");
}
menuItems.Add("Выйти из аккаунта");
menuItems.Add("Закрыть");
Menu <string> menu = new Menu <string>(menuItems)
{
Info = "Здравствуйте, вы вошли как: " + currentUser.Name,
ItemInstruction = (item) =>
{
return(item);
},
};
menu.KeyInstructions = (key) =>
{
if (key == ConsoleKey.UpArrow)
{
menu.SelectedItem--;
}
if (key == ConsoleKey.DownArrow)
{
menu.SelectedItem++;
}
};
if (currentUser.GetType() == typeof(User))
{
menu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
if (menu.SelectedItem == 0)
{
Library.ShowBooks();
}
if (menu.SelectedItem == 1)
{
User.ShowBooks();
}
if (menu.SelectedItem == 2)
{
menu.IsClosed = true;
Authentication.Logout();
}
if (menu.SelectedItem == 3)
{
Environment.Exit(0);
}
}
}
}
;
else if (currentUser.GetType() == typeof(Admin))
{
menu.KeyInstructions += (key) =>
{
if (key == ConsoleKey.Enter)
{
if (menu.SelectedItem == 0)
{
Library.ShowBooks();
}
if (menu.SelectedItem == 1)
{
Admin.ShowUsers();
}
if (menu.SelectedItem == 2)
{
menu.IsClosed = true;
Authentication.Logout();
}
if (menu.SelectedItem == 3)
{
Environment.Exit(0);
}
}
}
}
;
menu.Help += "Enter - выбор";
while (Authentication.IsLogged)
{
menu.Use();
}
}
}
