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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Controls the edit switch.
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*
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* @module core/edit_switch
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* @copyright 2021 Bas Brands <bas@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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import {call as fetchMany} from 'core/ajax';
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import {dispatchEvent} from 'core/event_dispatcher';
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import {exception as displayException} from 'core/notification';
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/**
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* Change the Edit mode.
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*
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* @param {number} context The contextid that editing is being set for
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* @param {bool} setmode Whether editing is set or not
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* @return {Promise} Resolved with an array file the stored file url.
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*/
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const setEditMode = (context, setmode) => fetchMany([{
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methodname: 'core_change_editmode',
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args: {
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context,
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setmode,
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},
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}])[0];
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/**
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* Toggle the edit switch
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*
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* @method
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* @protected
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* @param {HTMLElement} editSwitch
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*/
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const toggleEditSwitch = editSwitch => {
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if (editSwitch.checked) {
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editSwitch.setAttribute('aria-checked', true);
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} else {
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editSwitch.setAttribute('aria-checked', false);
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}
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const event = notifyEditModeSet(editSwitch, editSwitch.checked);
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if (!event.defaultPrevented) {
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editSwitch.setAttribute('disabled', true);
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window.location = editSwitch.dataset.pageurl;
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}
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};
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/**
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* Names of events for core/edit_switch.
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*
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* @static
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* @property {String} editModeSet See {@link event:core/edit_switch/editModeSet}
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*/
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export const eventTypes = {
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/**
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* An event triggered when the edit mode toggled.
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*
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* @event core/edit_switch/editModeSet
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* @type {CustomEvent}
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* @property {HTMLElement} target The switch used to toggle the edit mode
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* @property {object} detail
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* @property {bool} detail.editMode
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*/
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editModeSet: 'core/edit_switch/editModeSet',
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};
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/**
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* Dispatch the editModeSet event after changing the edit mode.
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*
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* This event is cancelable.
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*
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* The default action is to reload the page after toggling the edit mode.
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*
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* @method
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* @protected
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* @param {HTMLElement} container
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* @param {bool} editMode
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* @returns {CustomEvent}
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*/
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const notifyEditModeSet = (container, editMode) => dispatchEvent(
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eventTypes.editModeSet,
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{editMode},
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container,
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{cancelable: true}
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);
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/**
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* Add the eventlistener for the editswitch.
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*
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* @param {string} editingSwitchId The id of the editing switch to listen for
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*/
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export const init = editingSwitchId => {
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const editSwitch = document.getElementById(editingSwitchId);
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editSwitch.addEventListener('change', () => {
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setEditMode(editSwitch.dataset.context, editSwitch.checked)
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.then(result => {
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if (result.success) {
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toggleEditSwitch(editSwitch);
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} else {
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editSwitch.checked = false;
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}
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return;
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})
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.catch(displayException);
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});
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};
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