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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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* Javascript module to control the form responsible for selecting a preset.
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*
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* @module mod_data/selectpreset
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* @copyright 2021 Mihail Geshoski <mihail@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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const selectors = {
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presetRadioButton: 'input[name="fullname"]',
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selectPresetButton: 'input[name="selectpreset"]',
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selectedPresetRadioButton: 'input[name="fullname"]:checked',
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};
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/**
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* Initialize module.
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*/
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export const init = () => {
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const radioButton = document.querySelectorAll(selectors.presetRadioButton);
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// Initialize the "Use a preset" button properly.
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disableUsePresetButton();
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radioButton.forEach((elem) => {
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elem.addEventListener('change', function(event) {
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event.preventDefault();
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// Enable the "Use a preset" button when any of the radio buttons in the presets list is checked.
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disableUsePresetButton();
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});
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});
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};
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/**
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* Decide whether to disable or not the "Use a preset" button.
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* When there is no preset selected, the button should be displayed disabled; otherwise, it will appear enabled as a primary button.
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*
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* @method
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* @private
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*/
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const disableUsePresetButton = () => {
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let selectPresetButton = document.querySelector(selectors.selectPresetButton);
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const selectedRadioButton = document.querySelector(selectors.selectedPresetRadioButton);
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if (selectedRadioButton) {
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// There is one preset selected, so the button should be enabled.
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selectPresetButton.removeAttribute('disabled');
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selectPresetButton.classList.remove('btn-secondary');
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selectPresetButton.classList.add('btn-primary');
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selectPresetButton.setAttribute('data-presetname', selectedRadioButton.getAttribute('value'));
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selectPresetButton.setAttribute('data-cmid', selectedRadioButton.getAttribute('data-cmid'));
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} else {
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// There is no any preset selected, so the button should be disabled.
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selectPresetButton.setAttribute('disabled', true);
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selectPresetButton.classList.remove('btn-primary');
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selectPresetButton.classList.add('btn-secondary');
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selectPresetButton.removeAttribute('data-presetname');
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selectPresetButton.removeAttribute('data-cmid');
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}
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};
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