static string EvaluateConsentResult(UserAgeConsentResult consentResult)
        {
            switch (consentResult)
            {
            case UserAgeConsentResult.Included:
            case UserAgeConsentResult.NotEnforced:
                return("Allowed.");

            case UserAgeConsentResult.NotIncluded:
                return("Not allowed.");

            case UserAgeConsentResult.Unknown:
                return("Cannot determine. Default to app specific age unknown behavior.");

            default:
            case UserAgeConsentResult.Ambiguous:
                return("Age regulations have changed, the app needs to be updated to reflect new catagories.");
            }
        }
        private async void ShowConsentGroups(object sender, RoutedEventArgs e)
        {
            var selectedUser = (UserViewModel)UserList.SelectedValue;

            if (selectedUser != null)
            {
                ResultsText.Text = "";

                rootPage.NotifyUser("", NotifyType.StatusMessage);
                try
                {
                    User user = User.GetFromId(selectedUser.UserId);

                    String result = "";

                    UserAgeConsentResult canShowChildContent = await user.CheckUserAgeConsentGroupAsync(UserAgeConsentGroup.Child);

                    result += "Child content: " + EvaluateConsentResult(canShowChildContent) + "\n";

                    UserAgeConsentResult canShowMinorContent = await user.CheckUserAgeConsentGroupAsync(UserAgeConsentGroup.Minor);

                    result += "Minor content: " + EvaluateConsentResult(canShowMinorContent) + "\n";

                    UserAgeConsentResult canShowAdultContent = await user.CheckUserAgeConsentGroupAsync(UserAgeConsentGroup.Adult);

                    result += "Adult content: " + EvaluateConsentResult(canShowAdultContent) + "\n";

                    ResultsText.Text = result;
                }
                catch (Exception ex)
                {
                    // Operations on the "User" object fail if the user signs out.
                    rootPage.NotifyUser(ex.Message, NotifyType.ErrorMessage);
                }
            }
        }