// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Javascript to handle survey validation.
*
* @module mod_survey/validation
* @copyright 2017 Dan Poltawski <dan@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since 3.3
*/
define(['jquery', 'core/str', 'core/modal_factory', 'core/notification'], function($, Str, ModalFactory, Notification) {
return {
/**
* Prevents form submission until all radio buttons are chosen, displays
* modal error if any choices are missing.
*
* @param {String} formid HTML id of form
*/
ensureRadiosChosen: function(formid) {
// Prepare modal for display in case of problems.
var modalPromise = Str.get_strings([
{key: 'error', component: 'moodle'},
{key: 'questionsnotanswered', component: 'survey'},
]).then(function(strings) {
return ModalFactory.create({
type: ModalFactory.types.CANCEL,
title: strings[0],
body: strings[1],
});
}).catch(Notification.exception);
var form = $('#' + formid);
form.submit(function(e) {
// Look for unanswered questions..
if (form.find('input:radio[data-survey-default="true"]:checked').length !== 0) {
e.preventDefault();
// Display the modal error.
return modalPromise.then(function(modal) {
modal.show();
return false;
});
}
return true;
});
}
};
});