private void ExecuteManageLanguages()
{
var selected = Translations.Aggregate(0, (current, t) => current | t.Language);
var vm = ServiceProvider.Inject(new LanguageChooserVM(null));
vm.SelectedLanguages = selected;
vm.Name = Resources.Lbl.ManageLanguages;
if (WindowService.ShowDialog(vm, canResize: true, allowSettings: false, saveSizeAndPosition: true, showOkCancelButtons: true, extraSettingsKey: "ManageLanguages") == true)
{
for (var i = 0; i < Entity.Translations.Count; ++i)
{
if ((Entity.Translations[i].Language & vm.SelectedLanguages) == 0)
{
Entity.Translations[i].Deleted = true;
Entity.Translations[i].MakeDirty();
}
}
foreach (var li in LanguagesProvider.Languages)
{
if ((li.Id & vm.SelectedLanguages) != 0 && Entity.Translations.All(t => t.Language != li.Id))
{
Entity.Translations.Add(EntityCreator.CreateTranslation(li.Id));
}
}
try
{
DataAccess.Save(Entity);
}
catch (Exception ex)
{
WindowService.ShowError(ex);
}
var parent = (MainWindowVM)Parent;
if (Entity.Translations.Count(t => (t.Language & parent.Languages.SelectedLanguages) != 0) == 0)
{
parent.HideExpression(this);
}
else if (!parent.ShowEmptyTranslations &&
Entity.Translations.Where(t => (t.Language & parent.Languages.SelectedLanguages) != 0)
.All(t => String.IsNullOrEmpty(t.Translation)))
{
parent.HideExpression(this);
}
else
{
PopulateTranslations();
}
}
}
