<?php
/**
 * @package Helix Ultimate Framework
 * @author JoomShaper https://www.joomshaper.com
 * @copyright Copyright (c) 2010 - 2025 JoomShaper
 * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 or Later
*/

defined ('JPATH_BASE') or die();

use Joomla\CMS\Uri\Uri;

$displayData = (array) ($displayData ?? []);
extract($displayData);

if (isset($attribs->helix_ultimate_gallery) && $attribs->helix_ultimate_gallery) :
	$gallery = json_decode($attribs->helix_ultimate_gallery ?? "");
	$images = (isset($gallery->helix_ultimate_gallery_images) && $gallery->helix_ultimate_gallery_images) ? $gallery->helix_ultimate_gallery_images : array();

	// Filter only images that actually exist
	$validImages = [];
	foreach ((array) $images as $img) {
		$relativePath = str_replace(Uri::root(true), JPATH_ROOT . '/', $img);
		if (is_file($relativePath)) {
			$validImages[] = $img;
		}
	}

	if (count($validImages)) : ?>
		<div class="article-feature-gallery">
			<div id="article-feature-gallery-<?php echo $id; ?>" class="carousel slide" data-bs-ride="carousel">
				<div class="carousel-inner" role="listbox">
					<?php foreach ($validImages as $key => $image) : ?>
						<div class="carousel-item<?php echo ($key === 0) ? ' active' : ''; ?>">
							<img src="<?php echo htmlspecialchars((string) $image, ENT_QUOTES, 'UTF-8'); ?>"<?php echo !empty($attribs->helix_ultimate_image_alt_txt) ? ' alt="' . htmlspecialchars((string) $attribs->helix_ultimate_image_alt_txt, ENT_QUOTES, 'UTF-8') . '"' : ''; ?>>
						</div>
					<?php endforeach; ?>
				</div>

				<button class="carousel-control-prev" data-bs-target="#article-feature-gallery-<?php echo $id; ?>" type="button" data-bs-slide="prev">
					<span class="carousel-control-prev-icon" aria-hidden="true"></span>
					<span class="visually-hidden">Previous</span>
				</button>

				<button class="carousel-control-next" data-bs-target="#article-feature-gallery-<?php echo $id; ?>" type="button" data-bs-slide="next">
					<span class="carousel-control-next-icon" aria-hidden="true"></span>
					<span class="visually-hidden">Next</span>
				</button>
			</div>
		</div>
	<?php endif;
endif;
?>
