public MainPage()
{
InitializeComponent();
// Bind users to list
var users = DressingRoom.ListAvailable();
UserPanel.ItemsSource = users.Select(u => new
{
Username = u,
ProfileColor = DressingRoom.ColorFor(u),
ProfileIcon = DressingRoom.IconFor(u),
UserClickCommand = UserClickCommand.Instance
});
}
private async void BtnSaveUser_Click(object _1, RoutedEventArgs _2)
{
var username = UserNameTextBox.Text;
// Validation: User name must have between 1 and 24 characters
if (username.Length < 1 || username.Length > 24)
{
await new UserNameFormatError().ShowAsync();
return;
}
// Validation: User name can only contain letters and dashes
var regex = new Regex("^[A-Z\\-]+$");
if (!regex.IsMatch(username.ToUpperInvariant()))
{
await new UserNameFormatError().ShowAsync();
return;
}
// Validation: User name must not exist already
if (DressingRoom.ListAvailable().Contains(username))
{
await new UserNameExistingError().ShowAsync();
return;
}
// Validation: A profile color must be selected
if (UserColorGrid.SelectedItem is null)
{
await new MissingProfileDataError().ShowAsync();
return;
}
// Validation: A profile icon must be selected
if (UserIconGrid.SelectedItem is null)
{
await new MissingProfileDataError().ShowAsync();
return;
}
// Register new user
var color = (UserColorGrid.SelectedItem as ColorWrapper).Color;
var icon = (UserIconGrid.SelectedItem as IconWrapper).Icon;
DressingRoom.CreateNew(username, color, icon);
Frame.Navigate(typeof(MainPage));
}