mod/quiz/amd/src/question_slot.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.  * Render the question slot template for each question in the quiz edit view.
  18.  *
  19.  * @module     mod_quiz/question_slot
  20.  * @copyright  2021 Catalyst IT Australia Pty Ltd
  21.  * @author     Guillermo Gomez Arias <guillermogomez@catalyst-au.net>
  22.  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23.  */
  25. import {call as fetchMany} from 'core/ajax';
  26. import Notification from 'core/notification';
  28. /**
  29.  * Set the question version for the slot.
  30.  *
  31.  * @param {Number} slotId
  32.  * @param {Number} newVersion
  33.  * @return {Array} The modified question version
  34.  */
  35. const setQuestionVersion = (slotId, newVersion) => fetchMany([{
  36.     methodname: 'mod_quiz_set_question_version',
  37.     args: {
  38.         slotid: slotId,
  39.         newversion: newVersion,
  40.     }
  41. }])[0];
  43. /**
  44.  * Replace the container with a new version.
  45.  */
  46. const registerEventListeners = () => {
  47.     document.addEventListener('change', e => {
  48.         if (!e.target.matches('[data-action="mod_quiz-select_slot"][data-slot-id]')) {
  49.             return;
  50.         }
  52.         const slotId = e.target.dataset.slotId;
  53.         const newVersion = parseInt(e.target.value);
  55.         setQuestionVersion(slotId, newVersion === 0 ? null : newVersion)
  56.             .then(() => {
  57.                 location.reload();
  58.                 return;
  59.             })
  60.             .catch(Notification.exception);
  61.     });
  62. };
  64. /**
  65.  * Entrypoint of the js.
  66.  */
  67. export const init = () => {
  68.     registerEventListeners();
  69. };