private void ExexuteDeleteUserCommand()
{
try
{
if (SelectedUser.IdUser == 0)
{
throw new Exception("Нельзя удалить\nадминистратора");
}
if (SelectedUser == null)
{
throw new Exception("Необходимо выбрать пользователя");
}
using (CP.UnitOfWork.UnitOfWork unitOfWork = new CP.UnitOfWork.UnitOfWork())
{
if (unitOfWork.ReservationRepository.GetAll().Where(a => a.IdUser == SelectedUser.IdUser).Count() != 0)
{
throw new Exception("Выбранного пользователя\nнельзя удалить.\nОн забронировал рейс");
}
unitOfWork.UserRepository.Delete(SelectedUser.IdUser);
unitOfWork.Save();
SelectedUser = unitOfWork.UserRepository.GetAll().Last();
Users = unitOfWork.UserRepository.GetAll().ToList();
}
}
catch (Exception ex)
{
Message message = new Message(ex.Message);
message.Show();
}
}
private void ExexuteUpdateCommand(object obj)
{
try
{
var values = (object[])obj;
if (_name != "" || _surname != "" || _mail != "" || Phone != "")
{
using (CP.UnitOfWork.UnitOfWork unitOfWork = new CP.UnitOfWork.UnitOfWork())
{
User user = unitOfWork.UserRepository.Get(id);
PasswordBox password = (PasswordBox)values[0];
PasswordBox repeatPassword = (PasswordBox)values[1];
if (password.Password != "")
{
MD5 md5 = new MD5CryptoServiceProvider();
byte[] checkSum = md5.ComputeHash(Encoding.UTF8.GetBytes(password.Password));
string pass = BitConverter.ToString(checkSum).Replace("-", String.Empty);
if (pass != user.Password)
{
throw new Exception("Неверный пароль!!!");
}
if (repeatPassword == null)
{
throw new Exception("Новый пароль не указан!!!");
}
if (repeatPassword.Password.Length != 8)
{
throw new Exception("Новый пароль\nнедопустимой длины!!!");
}
checkSum = md5.ComputeHash(Encoding.UTF8.GetBytes(repeatPassword.Password));
pass = BitConverter.ToString(checkSum).Replace("-", String.Empty);
user.Password = pass;
}
if (unitOfWork.UserRepository.GetAll().Where(a => a.Name == Name).Count() == 1 &&
user.Name != Name)
{
throw new Exception("Такой ник уже существует");
}
user.Name = Name;
user.Surname = Surname;
user.Mail = Mail;
user.Phone_number = Phone;
unitOfWork.Save();
throw new Exception("Сохранено успешно");
}
}
else
{
throw new Exception("Поля не могут быть пустыми");
}
}
catch (Exception a)
{
Message message = new Message(a.Message);
message.Show();
}
}
private void ExexuteAddPlaneCommand(object obj)
{
try
{
Window window = (Window)obj;
if (_name == null || _name == "" || _seats == 0 || _cruisingSpeed == 0 || _maxHeight == 0)
{
throw new Exception("Все поля\nнеобходимо заполнить!");
}
using (CP.UnitOfWork.UnitOfWork unitOfWork = new CP.UnitOfWork.UnitOfWork())
{
if (_idplane != -1)
{
Plane plane = unitOfWork.PlaneRepository.Get(_idplane);
if (unitOfWork.PlaneRepository.GetAll().Where(a => a.Name == _name).Count() == 1 &&
plane.Name != Name)
{
throw new Exception("Такой самолет уже существует\nВыберите другое имя");
}
plane.Name = Name;
if (plane.Seats > Seats)
{
IEnumerable <int> Flight = unitOfWork.FlightRepository.GetAll()
.Where(a => a.IdPlane == plane.IdPlane)
.Select(a => a.IdFlight);
foreach (int idFlightCurrentPlane in Flight)
{
if (unitOfWork.ReservationRepository.GetAll()
.Where(a => a.IdFlight == idFlightCurrentPlane)
.Where(a => a.YourSeat > Seats)
.Select(a => a.YourSeat)
.Count() != 0)
{
throw new Exception("Недопустимо\nизменение вместимости\nМестa забронированы");
}
}
}
plane.Seats = Seats;
plane.CruisingSpeed = CruisingSpeed;
plane.MaxHeight = MaxHeight;
unitOfWork.Save();
window.Close();
}
else
{
if (unitOfWork.PlaneRepository.GetAll().Where(a => a.Name == _name).Count() == 1)
{
throw new Exception("Такой самолет уже существует\nВыберите другое имя");
}
unitOfWork.PlaneRepository.Create(new Plane(Name, Seats, CruisingSpeed, MaxHeight));
unitOfWork.Save();
window.Close();
}
}
}
catch (Exception ex)
{
Message message = new Message(ex.Message);
message.Show();
}
}