question/bank/usage/amd/src/usage.js

  1. // This file is part of Moodle - http://moodle.org/
  2. //
  3. // Moodle is free software: you can redistribute it and/or modify
  4. // it under the terms of the GNU General Public License as published by
  5. // the Free Software Foundation, either version 3 of the License, or
  6. // (at your option) any later version.
  7. //
  8. // Moodle is distributed in the hope that it will be useful,
  9. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11. // GNU General Public License for more details.
  12. //
  13. // You should have received a copy of the GNU General Public License
  14. // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16. /**
  17.  * Usage column selector js.
  18.  *
  19.  * @module     qbank_usage/usage
  20.  * @copyright  2021 Catalyst IT Australia Pty Ltd
  21.  * @author     Safat Shahin <safatshahin@catalyst-au.net>
  22.  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23.  */
  25. import Fragment from 'core/fragment';
  26. import ModalFactory from 'core/modal_factory';
  27. import Notification from 'core/notification';
  28. import * as Str from 'core/str';
  30. /**
  31.  * Event listeners for the module.
  32.  *
  33.  * @method clickEvent
  34.  * @param {int} questionId
  35.  * @param {int} contextId
  36.  */
  37. const usageEvent = (questionId, contextId) => {
  38.     let args = {
  39.         questionid: questionId
  40.     };
  41.     ModalFactory.create({
  42.         type: ModalFactory.types.CANCEL,
  43.         title: Str.get_string('usageheader', 'qbank_usage'),
  44.         body: Fragment.loadFragment('qbank_usage', 'question_usage', contextId, args),
  45.         large: true,
  46.     }).then((modal) => {
  47.         modal.show();
  48.         modal.getRoot().on('click', 'a[href].page-link', function(e) {
  49.             e.preventDefault();
  50.             let attr = e.target.getAttribute("href");
  51.             if (attr !== '#') {
  52.                 args.querystring = attr;
  53.                 modal.setBody(Fragment.loadFragment('qbank_usage', 'question_usage', contextId, args));
  54.             }
  55.         });
  56.         // Version selection event.
  57.         modal.getRoot().on('change', '#question_usage_version_dropdown', function(e) {
  58.             args.questionid = e.target.value;
  59.             modal.setBody(Fragment.loadFragment('qbank_usage', 'question_usage', contextId, args));
  60.         });
  61.         return modal;
  62.     }).fail(Notification.exception);
  63. };
  65. /**
  66.  * Entrypoint of the js.
  67.  *
  68.  * @method init
  69.  * @param {string} questionSelector the question usage identifier.
  70.  * @param {int} contextId the question context id.
  71.  */
  72. export const init = (questionSelector, contextId) => {
  73.     let target = document.querySelector(questionSelector);
  74.     let questionId = target.getAttribute('data-questionid');
  75.     target.addEventListener('click', () => {
  76.         // Call for the event listener to listed for clicks in any usage count row.
  77.         usageEvent(questionId, contextId);
  78.     });
  79. };