<?php
require_once __DIR__ . '/config.php';
if (!IS_INSTALLED) { header('Location: setup.php'); exit; }
require_once ROOT_PATH . '/includes/db.php';
require_once ROOT_PATH . '/includes/functions.php';
require_once ROOT_PATH . '/includes/auth.php';
require_once ROOT_PATH . '/includes/markdown.php';

$slug = trim($_GET['slug'] ?? '');
$page = $slug ? get_page($slug) : null;

if (!$page || (!$page['enabled'] && !has_role('editor'))) {
    http_response_code(404); die('Page not found.');
}

$parentPage = !empty($page['parent_id']) ? get_page_by_id((int)$page['parent_id']) : null;
$subPages   = get_subpages((int)$page['id']);

$meta = build_meta([
    'title'   => h($page['title']) . ' — ' . get_setting('site_title', SITE_NAME),
    'og_type' => 'website',
]);
include ROOT_PATH . '/includes/header.php';
?>

<div class="breadcrumb">
  <a href="<?= h(base_url()) ?>">Home</a>
  <?php if ($parentPage): ?>
    &rsaquo; <a href="<?= h(base_url('page/' . rawurlencode($parentPage['slug']))) ?>"><?= h($parentPage['title']) ?></a>
  <?php endif; ?>
  &rsaquo; <?= h($page['title']) ?>
</div>

<?php if (!$page['enabled']): ?>
  <div class="flash flash-info">&#9888; This page is disabled and not publicly visible.</div>
<?php endif; ?>

<div class="window doc-window" style="max-width:900px;margin:0 auto">
  <div class="win-titlebar">&#128196; <?= h($page['title']) ?>
    <?php if (has_role('editor')): ?>
      <div class="win-actions">
        <a href="<?= h(base_url('admin/pages.php?edit=' . $page['slug'])) ?>" class="button btn-sm">&#9998; Edit</a>
      </div>
    <?php endif; ?>
  </div>
  <div class="win-body">
    <div class="markdown-body">
      <?= md($page['content']) ?>
    </div>
    <?php if (!empty($subPages)): ?>
    <div style="margin-top:16px;border-top:1px solid var(--border-mid,#A0A0A0);padding-top:12px">
      <strong style="font-size:12px;display:block;margin-bottom:8px">&#128196; Sub-pages</strong>
      <ul style="margin:0;padding-left:18px;list-style:disc">
        <?php foreach ($subPages as $sp): ?>
          <li style="margin-bottom:4px">
            <a href="<?= h(base_url('page/' . rawurlencode($sp['slug']))) ?>"><?= h($sp['nav_label'] ?: $sp['title']) ?></a>
          </li>
        <?php endforeach; ?>
      </ul>
    </div>
    <?php endif; ?>
  </div>
</div>

<?php include ROOT_PATH . '/includes/footer.php'; ?>