soil-report-ai/layouts/navbar.php

<?php
/**
 * layouts/navbar.php
 * 
 * Reusable top navigation bar.
 * Usage: include __DIR__.'/layouts/navbar.php';
 */
$siteName = $siteName ?? 'Crop Management Platform';
$navItems = $navItems ?? [
    [ 'href' => '/dashboard/dashboard.php', 'label' => 'Dashboard' ],
    [ 'href' => '/dashboard/crop-analysis/soil-analysis.php', 'label' => 'Soil Analysis' ],
    [ 'href' => '/dashboard/crop-analysis/soil-report.php', 'label' => 'Reports' ],
    [ 'href' => '/login/logout.php', 'label' => 'Logout' ],
];
$activeItem = $activeItem ?? '';
?>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
    <div class="container-fluid">
        <a class="navbar-brand" href="/"><?= htmlspecialchars($siteName, ENT_QUOTES, 'UTF-8') ?></a>
        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#topNavbar" aria-controls="topNavbar" aria-expanded="false" aria-label="Toggle navigation">
            <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="topNavbar">
            <ul class="navbar-nav ms-auto mb-2 mb-lg-0">
                <?php foreach ($navItems as $item): ?>
                    <li class="nav-item">
                        <a class="nav-link<?= ($activeItem === $item['label'] ? ' active' : '') ?>" href="<?= htmlspecialchars($item['href'], ENT_QUOTES, 'UTF-8') ?>">
                            <?= htmlspecialchars($item['label'], ENT_QUOTES, 'UTF-8') ?>
                        </a>
                    </li>
                <?php endforeach; ?>
            </ul>
        </div>
    </div>
</nav>