/**
 * @copyright   (C) 2021 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

/**
 * Provides the manual-run functionality for tasks over the com_scheduler administrator backend.
 *
 * @package  Joomla.Components
 * @subpackage Scheduler.Tasks
 *
 * @since    4.1.0
 */
if (!window.Joomla) {
  throw new Error('Joomla API was not properly initialised');
}
const initRunner = () => {
  const paths = Joomla.getOptions('system.paths');
  const token = Joomla.getOptions('com_scheduler.test-task.token');
  const uri = `${paths ? `${paths.base}/index.php` : window.location.pathname}?option=com_ajax&format=json&plugin=RunSchedulerTest&group=system&id=%d${token ? `&${token}=1` : ''}`;
  const modal = document.getElementById('scheduler-test-modal');

  // Task output template
  const template = `
    <h4 class="scheduler-headline">${Joomla.Text._('COM_SCHEDULER_TEST_RUN_TASK')}</h4>
    <div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_STATUS_STARTED')}</div>
    <div class="mt-3 text-center"><span class="fa fa-spinner fa-spin fa-lg"></span></div>
  `;
  const sanitiseTaskOutput = text => text.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/'/g, '&#039;').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1<br>$2');

  // Trigger the task through a GET request, populate the modal with output on completion.
  const triggerTaskAndShowOutput = e => {
    const button = e.relatedTarget;
    const id = parseInt(button.dataset.id, 10);
    const {
      title
    } = button.dataset;
    modal.querySelector('.modal-title').innerHTML = Joomla.Text._('COM_SCHEDULER_TEST_RUN_TITLE').replace('%d', id.toString());
    modal.querySelector('.modal-body > div').innerHTML = template.replace('%s', title);
    Joomla.request({
      url: uri.replace('%d', id.toString()),
      onSuccess: (data, xhr) => {
        [].slice.call(modal.querySelectorAll('.modal-body > div > div')).forEach(el => {
          el.parentNode.removeChild(el);
        });
        const output = JSON.parse(data);
        if (output && output.success && output.data) {
          modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_STATUS_COMPLETED')}</div>`;
          if (output.data.duration > 0) {
            modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_DURATION').replace('%s', output.data.duration.toFixed(2))}</div>`;
          }
          if (output.data.output) {
            const result = Joomla.sanitizeHtml(output.data.output, null, sanitiseTaskOutput);

            // Can use an indication for non-0 exit codes
            modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_OUTPUT').replace('%s', result)}</div>`;
          }
        } else {
          modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_STATUS_TERMINATED')}</div>`;
          modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_OUTPUT').replace('%s', Joomla.Text._('JLIB_JS_AJAX_ERROR_OTHER').replace('%s', xhr.status))}</div>`;
        }
      },
      onError: xhr => {
        modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_STATUS_TERMINATED')}</div>`;
        const msg = Joomla.ajaxErrorsMessages(xhr);
        modal.querySelector('.modal-body > div').innerHTML += `<div>${Joomla.Text._('COM_SCHEDULER_TEST_RUN_OUTPUT').replace('%s', msg.error)}</div>`;
      }
    });
  };
  const reloadOnClose = () => {
    window.location.href = `${paths ? `${paths.base}/index.php` : window.location.pathname}?option=com_scheduler&view=tasks`;
  };
  if (modal) {
    modal.addEventListener('show.bs.modal', triggerTaskAndShowOutput);
    modal.addEventListener('hidden.bs.modal', reloadOnClose);
  }
  document.removeEventListener('DOMContentLoaded', initRunner);
};
document.addEventListener('DOMContentLoaded', initRunner);
