private void InitializeViewModel()
{
// init model
_viewModel = new LoginWindowViewModel()
{
ChangeViewCommand = new Command(() =>
{
// show login/registration form
_viewModel.FlipViewIndex = _viewModel.FlipViewIndex == 0 ? 1 : 0;
// cleaup passwords
txtPassword1.Password = null;
txtPassword2.Password = null;
txtConfirmPassword.Password = null;
}),
LoginCommand = new Command(() =>
{
var user = _viewModel.FlipViewIndex == 0 ? Login() : Register();
if (user == null)
{
return;
}
// save global variables
GlobalVariables.UserId = user.Id;
GlobalVariables.LastUsageDate = user.LastUsageDate.Date;
// load general settings
var settings = _settingsService.GetForUser(user.Id);
// apply theme from settings
MCThemeManager.Instance.SetTheme(settings.AccentColor, settings.ThemeColor, true);
// save settings
AppSettings.Instance.LastLogin = user.Name;
AppSettings.Instance.LastLanguage = user.Language;
AppSettings.Instance.Save();
// update user last usage
// TODO: update last usage date on application closing
user.LastUsageDate = DateTime.Today;
_userService.Update(user);
// show main window
var mainWindow = new MainWindow();
mainWindow.Show();
this.Close();
},
() => !string.IsNullOrEmpty(_viewModel.Name) && !string.IsNullOrEmpty(_viewModel.Password) &&
(_viewModel.FlipViewIndex == 0 || _viewModel.Password == _viewModel.ConfirmPassword)),
CancelCommand = new Command(() => this.Close())
};
// add command validation on property changed
_viewModel.PropertyChanged += (sender, e) => _viewModel.LoginCommand.ValidateCanExecute();
// set datacontext
this.DataContext = _viewModel;
}
public override void Reload()
{
base.Reload();
if (_viewModel.Settings == null)
{
_viewModel.Settings = _service.GetForUser(GlobalVariables.UserId);
_viewModel.Settings.PropertyChanged += (sender, e) =>
{
// set new language
if (e.PropertyName == nameof(GeneralSettingModel.Language))
{
MultiLangResourceManager.Instance.SetLanguage(_viewModel.Settings.Language);
AppSettings.Instance.LastLanguage = _viewModel.Settings.Language;
AppSettings.Instance.Save();
}
// set new accent color
if (e.PropertyName == nameof(GeneralSettingModel.AccentColor))
{
MCThemeManager.Instance.SetAccentColor(_viewModel.Settings.AccentColor);
AppSettings.Instance.LastAccentColor = _viewModel.Settings.AccentColor;
AppSettings.Instance.Save();
}
// set new theme color
if (e.PropertyName == nameof(GeneralSettingModel.ThemeColor))
{
MCThemeManager.Instance.SetThemeColor(_viewModel.Settings.ThemeColor);
AppSettings.Instance.LastThemeColor = _viewModel.Settings.ThemeColor;
AppSettings.Instance.Save();
}
// save changes
_service.Update(_viewModel.Settings);
};
}
}
