CybersecurityCurriculum/header.php at main · wamccauley/CybersecurityCurriculum · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>CS (Computer Science) Curriculum</title>
    <link rel="stylesheet" href="styles.css">
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <header>
        <h1>CS (Computer Science) Curriculum</h1>
        <nav>
            <ul>
                <li><a href="index.php">Home</a></li>

                <!-- Static course navigation (fallback) -->
                <li class="dropdown">
                    <a href="python.php">🐍 Python</a>
                    <ul class="dropdown-menu">
                        <li><a href="python.php">Course Content</a></li>
                        <li><a href="python-exercises.php">Exercises</a></li>
                        <li><a href="python-projects.php">Projects</a></li>
                        <li><a href="python-finals.php">Finals</a></li>
                    </ul>
                </li>
                <li class="dropdown">
                    <a href="cybersecurity.php">🔒 Cybersecurity</a>
                    <ul class="dropdown-menu">
                        <li><a href="cybersecurity.php">Course Content</a></li>
                        <li><a href="cybersecurity-exercises.php">Exercises</a></li>
                        <li><a href="cybersecurity-projects.php">Projects</a></li>
                        <li><a href="cybersecurity-finals.php">Finals</a></li>
                    </ul>
                </li>

                <?php
                // Load additional active courses for navigation
                $course_nav_query = $conn->query("SELECT id, name, slug, icon FROM courses WHERE is_active = 1 AND slug NOT IN ('python', 'cybersecurity') ORDER BY created_at");
                while ($course = $course_nav_query->fetch_assoc()):
                    $course_slug = $course['slug'];
                ?>
                <li class="dropdown">
                    <a href="<?php echo $course_slug; ?>.php"><?php echo htmlspecialchars($course['icon'] . ' ' . $course['name']); ?></a>
                    <ul class="dropdown-menu">
                        <li><a href="<?php echo $course_slug; ?>.php">Course Content</a></li>
                        <li><a href="<?php echo $course_slug; ?>-exercises.php">Exercises</a></li>
                        <li><a href="<?php echo $course_slug; ?>-projects.php">Projects</a></li>
                        <li><a href="<?php echo $course_slug; ?>-finals.php">Finals</a></li>
                    </ul>
                </li>
                <?php endwhile; ?>
                <?php if (isset($_SESSION['user_id'])): ?>
                    <li class="dropdown">
                        <a href="#" class="login-btn">Welcome, <?php echo htmlspecialchars($_SESSION['first_name'] ?: $_SESSION['username']); ?> ▼</a>
                        <ul class="dropdown-menu">
                            <li><a href="dashboard.php">Dashboard</a></li>
                            <li><a href="skills_panel.php">Skills Panel</a></li>
                            <?php if ($_SESSION['role'] === 'admin'): ?>
                                <li><a href="admin_dashboard.php">Admin Panel</a></li>
                                <li><a href="course_panel.php">Course Panel</a></li>
                                <li><a href="checklist_manager.php">Checklist Manager</a></li>
                                <li><a href="admin_xp_management.php">XP Management</a></li>
                            <?php endif; ?>
                            <?php if ($_SESSION['role'] === 'teacher'): ?>
                                <li><a href="admin_xp_management.php">XP Management</a></li>
                            <?php endif; ?>
                            <li><a href="logout.php">Logout</a></li>
                        </ul>
                    </li>
                    <li class="notifications">
                        <a href="#" class="notification-btn" onclick="toggleNotifications()">
                            🔔 <span class="notification-badge" style="display: none;">0</span>
                        </a>
                        <div id="notifications-dropdown" class="notifications-dropdown">
                            <div class="notifications-header">
                                <h4>Notifications</h4>
                                <div class="notification-actions">
                                    <button onclick="markAllRead()" class="mark-read-btn">Mark All Read</button>
                                    <button onclick="clearAllNotifications()" class="clear-all-btn">Clear All</button>
                                </div>
                            </div>
                            <div id="notifications-list" class="notifications-list">
                                <div class="loading">Loading notifications...</div>
                            </div>
                        </div>
                    </li>
                <?php else: ?>
                    <li><a href="login.php" class="login-btn">Login</a></li>
                <?php endif; ?>
            </ul>
        </nav>


        <!-- Scroll to Top Button -->
        <button id="scroll-to-top-btn" class="scroll-to-top-btn" title="Scroll to Top">↑</button>
    </header>

    <script>
    // Notification functionality
    function toggleNotifications() {
        const dropdown = document.getElementById('notifications-dropdown');
        dropdown.classList.toggle('active');

        if (dropdown.classList.contains('active')) {
            loadNotifications();
        }
    }

    function loadNotifications() {
        const container = document.getElementById('notifications-list');
        container.innerHTML = '<div class="loading">Loading notifications...</div>';

        fetch('notification_handler.php', {
            method: 'POST',
            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
            body: 'action=get_notifications'
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                displayNotifications(data.notifications);
            } else {
                container.innerHTML = '<div class="no-notifications">Error loading notifications</div>';
            }
        })
        .catch(error => {
            container.innerHTML = '<div class="no-notifications">Network error</div>';
        });
    }

    function displayNotifications(notifications) {
        const container = document.getElementById('notifications-list');

        if (notifications.length === 0) {
            container.innerHTML = '<div class="no-notifications">No notifications yet</div>';
            return;
        }

        let html = '';
        notifications.forEach(notification => {
            const unreadClass = notification.is_read == 0 ? 'unread' : '';
            const timeAgo = getTimeAgo(new Date(notification.created_at));

            html += `
                <div class="notification-item ${unreadClass}">
                    <div class="notification-content" onclick="markAsRead(${notification.id})">
                        <div class="notification-title">${notification.title}</div>
                        <div class="notification-message">${notification.message}</div>
                        <div class="notification-time">${timeAgo}</div>
                    </div>
                    <button class="notification-delete-btn" onclick="deleteSingleNotification(${notification.id})" title="Delete notification">×</button>
                </div>
            `;
        });

        container.innerHTML = html;
    }

    function markAsRead(notificationId) {
        fetch('notification_handler.php', {
            method: 'POST',
            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
            body: `action=mark_notification_read&notification_id=${notificationId}`
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                loadNotifications(); // Refresh the list
                updateNotificationBadge(); // Update badge count
            }
        })
        .catch(error => {
            console.error('Error marking notification as read:', error);
        });
    }

    function markAllRead() {
        fetch('notification_handler.php', {
            method: 'POST',
            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
            body: 'action=mark_all_notifications_read'
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                loadNotifications(); // Refresh the list
                updateNotificationBadge(); // Update badge count
            }
        })
        .catch(error => {
            console.error('Error marking all notifications as read:', error);
        });
    }

    function clearAllNotifications() {
        if (confirm('Are you sure you want to clear all notifications? This action cannot be undone.')) {
            fetch('notification_handler.php', {
                method: 'POST',
                headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
                body: 'action=clear_all_notifications'
            })
            .then(response => response.json())
            .then(data => {
                if (data.success) {
                    loadNotifications(); // Refresh the list
                    updateNotificationBadge(); // Update badge count
                } else {
                    alert('Error clearing notifications: ' + (data.message || 'Unknown error'));
                }
            })
            .catch(error => {
                console.error('Error clearing notifications:', error);
                alert('Network error clearing notifications');
            });
        }
    }

    function deleteSingleNotification(notificationId) {
        if (confirm('Delete this notification?')) {
            fetch('notification_handler.php', {
                method: 'POST',
                headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
                body: `action=delete_single_notification&notification_id=${notificationId}`
            })
            .then(response => response.json())
            .then(data => {
                if (data.success) {
                    loadNotifications(); // Refresh the list
                    updateNotificationBadge(); // Update badge count
                } else {
                    alert('Error deleting notification: ' + (data.message || 'Unknown error'));
                }
            })
            .catch(error => {
                console.error('Error deleting notification:', error);
                alert('Network error deleting notification');
            });
        }
    }

    function updateNotificationBadge() {
        fetch('notification_handler.php', {
            method: 'POST',
            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
            body: 'action=get_unread_count'
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                const badge = document.querySelector('.notification-badge');
                if (data.count > 0) {
                    if (badge) {
                        badge.textContent = data.count;
                        badge.style.display = 'inline-block';
                    } else {
                        // Create badge if it doesn't exist
                        const btn = document.querySelector('.notification-btn');
                        const newBadge = document.createElement('span');
                        newBadge.className = 'notification-badge';
                        newBadge.textContent = data.count;
                        newBadge.style.display = 'inline-block';
                        btn.appendChild(newBadge);
                    }
                } else {
                    if (badge) {
                        badge.style.display = 'none';
                    }
                }
            }
        })
        .catch(error => {
            console.error('Error updating notification badge:', error);
        });
    }

    function getTimeAgo(date) {
        const now = new Date();
        const diffInSeconds = Math.floor((now - date) / 1000);

        if (diffInSeconds < 60) return 'just now';
        if (diffInSeconds < 3600) return `${Math.floor(diffInSeconds / 60)} minutes ago`;
        if (diffInSeconds < 86400) return `${Math.floor(diffInSeconds / 3600)} hours ago`;
        if (diffInSeconds < 604800) return `${Math.floor(diffInSeconds / 86400)} days ago`;

        return date.toLocaleDateString();
    }

    // Close notifications dropdown when clicking outside
    document.addEventListener('click', function(event) {
        const notifications = document.querySelector('.notifications');
        const notificationsDropdown = document.getElementById('notifications-dropdown');

        if (notifications && !notifications.contains(event.target)) {
            notificationsDropdown.classList.remove('active');
        }
    });

    // Initialize notification badge on page load
    document.addEventListener('DOMContentLoaded', function() {
        updateNotificationBadge();
    });

    // Auto-refresh notification badge every 30 seconds
    setInterval(updateNotificationBadge, 30000);
    </script>