private void AllFilms_MouseDown(object sender, MouseButtonEventArgs e)
{
var AllFilmPage = new AllFilmsPage();
FilmMain.Navigate(AllFilmPage);
WelcomeTextBlock.Text = "All films";
}
private void SortByNameDown_Click(object sender, RoutedEventArgs e)
{
user.films = user.films.OrderByDescending(film => film.Name).ToList();
var AllFilmsPage = new AllFilmsPage();
FilmMain.Navigate(AllFilmsPage);
WelcomeTextBlock.Text = "All films";
}