<?php
/**
 * @package         Modals
 * @version         12.3.5
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://regularlabs.com
 * @copyright       Copyright © 2023 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

defined('_JEXEC') or die;

use Joomla\CMS\Factory as JFactory;
use Joomla\CMS\Form\FormField as JFormField;
use Joomla\CMS\HTML\HTMLHelper as JHtml;
use Joomla\CMS\Language\Text as JText;
use Joomla\CMS\Session\Session as JSession;

/**
 * Supports a modal article picker.
 */
class JFormFieldModals_Article extends JFormField
{
    protected $type = 'Article';

    /**
     * Method to get the field input markup.
     *
     * @return  string  The field input markup.
     */
    protected function getInput()
    {
        $modalId    = 'ModalSelectArticle_' . $this->id;
        $functionId = 'Modals_SelectArticle_' . $this->id;

        JHtml::_('jquery.framework');
        JHtml::_('script', 'system/modal-fields.js', ['version' => 'auto', 'relative' => true]);

        JFactory::getDocument()->addScriptDeclaration("
                function " . $functionId . "(id, title, catid, object, url, language) {
                    window.processModalSelect('Article', '" . $this->id . "', id + '::' + title, title, catid, object, url, language);
                }
                ");

        $title = ! empty($title) ? htmlspecialchars($title, ENT_QUOTES, 'UTF-8') : JText::_('RL_SELECT_AN_ARTICLE');

        // The current article display field.
        $html = '<span class="input-append">';
        $html .= '<input class="input-medium" id="' . $this->id . '_name" type="text" value="' . $title . '" disabled="disabled" size="35" />';

        // Select article button
        $html .= '<a'
            . ' class="btn"'
            . ' id="' . $this->id . '_select"'
            . ' data-toggle="modal"'
            . ' role="button"'
            . ' href="#' . $modalId . '">'
            . '<span class="icon-file" aria-hidden="true"></span> ' . JText::_('RL_SELECT')
            . '</a>';

        // Clear article button
        $html .= '<a'
            . ' class="btn hidden"'
            . ' id="' . $this->id . '_clear"'
            . ' href="#"'
            . ' onclick="window.processModalParent(\'' . $this->id . '\'); return false;">'
            . '<span class="icon-remove" aria-hidden="true"></span>' . JText::_('JCLEAR')
            . '</a>';

        $html .= '</span>';

        // Setup variables for display.
        $urlSelect = 'index.php?option=com_content&amp;view=articles&amp;layout=modal&amp;tmpl=component'
            . '&amp;function=' . $functionId
            . '&amp;' . JSession::getFormToken() . '=1';

        // Select article modal
        $html .= JHtml::_(
            'bootstrap.renderModal',
            $modalId,
            [
                'title'      => JText::_('RL_SELECT_AN_ARTICLE'),
                'url'        => $urlSelect,
                'height'     => '400px',
                'width'      => '800px',
                'bodyHeight' => '70',
                'modalWidth' => '80',
                'footer'     => '<a role="button" class="btn" data-dismiss="modal" aria-hidden="true">' . JText::_('JLIB_HTML_BEHAVIOR_CLOSE') . '</a>',
            ]
        );

        // Note: class='required' for client side validation.
        $class = $this->required ? ' class="required modal-value"' : '';

        $html .= '<input type="hidden" id="' . $this->id . '_id" ' . $class . ' data-required="' . (int) $this->required . '" name="' . $this->name
            . '" data-text="' . htmlspecialchars(JText::_('RL_SELECT_AN_ARTICLE', true), ENT_COMPAT, 'UTF-8') . '" value="" />';

        return $html;
    }

    /**
     * Method to get the field label markup.
     *
     * @return  string  The field label markup.
     */
    protected function getLabel()
    {
        return str_replace($this->id, $this->id . '_id', parent::getLabel());
    }
}