private void ButtonLogin_Click(object sender, RoutedEventArgs e)
{
string pass = TextBoxPass.Text.Trim();
string password = Password.Password.Trim();
string login = TextBoxLogin.Text.Trim();
Users logUsers = null;
using (HomeTaskEntities db = new HomeTaskEntities())
{
logUsers = db.Users.Where(data => data.Login == login && (data.Password == password || data.Password == pass)).FirstOrDefault();
}
if (logUsers != null)
{
Window2 window2 = new Window2();
window2.Show();
Hide();
}
else
{
MessageBox.Show("Проверьте ввод данных", "Внимание", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
private void Page_IsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (Visibility == Visibility.Visible)
{
HomeTaskEntities.GetContext().ChangeTracker.Entries().ToList().ForEach(p => p.Reload());
DGridTovar.ItemsSource = HomeTaskEntities.GetContext().Users.ToList();
}
}
public static HomeTaskEntities GetContext()
{
if (_context == null)
{
_context = new HomeTaskEntities();
}
return(_context);
}
private void ButtonSave_Click(object sender, RoutedEventArgs e)
{
StringBuilder errors = new StringBuilder();
if (string.IsNullOrWhiteSpace(_currentUsers.LastName))
{
errors.AppendLine("Укажите имя");
}
if (string.IsNullOrWhiteSpace(_currentUsers.FirstName))
{
errors.AppendLine("Укажите Фамилию");
}
if (string.IsNullOrWhiteSpace(_currentUsers.Login))
{
errors.AppendLine("Укажите Логин");
}
if (string.IsNullOrWhiteSpace(_currentUsers.Password))
{
errors.AppendLine("Укажите Пароль");
}
if (errors.Length > 0)
{
MessageBox.Show(errors.ToString());
return;
}
if (_currentUsers.id == 0)
{
HomeTaskEntities.GetContext().Users.Add(_currentUsers);
}
try
{
HomeTaskEntities.GetContext().SaveChanges();
MessageBox.Show("Информация сохранена");
Manager.MainFrame.GoBack();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
}
}
private void ButtonDelete_Click(object sender, RoutedEventArgs e)
{
var usersForRemoving = DGridTovar.SelectedItems.Cast <Users>().ToList();
if (MessageBox.Show($"Вы уверены, что хотите удалить следующие {usersForRemoving.Count()} элементов?", "Внимание", MessageBoxButton.YesNo, MessageBoxImage.Question) == MessageBoxResult.Yes)
{
;
}
{
try
{
HomeTaskEntities.GetContext().Users.RemoveRange(usersForRemoving);
HomeTaskEntities.GetContext().SaveChanges();
MessageBox.Show("Данные удалены");
DGridTovar.ItemsSource = HomeTaskEntities.GetContext().Users.ToList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
}
}
}
