src/js/calendar.js

/* (license-header)
 * hores
 * Copyright (c) 2023 Adrià Vilanova Martínez
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this program.
 * If not, see http://www.gnu.org/licenses/.
 */
document.addEventListener("DOMContentLoaded", _ => {
  document.querySelectorAll("select").forEach(el => {
    el.addEventListener("change", _ => {
      el.setAttribute("data-value", el.value);
    });
    el.setAttribute("data-value", el.value);
  });
});