157 lines
7.5 KiB
PHP
157 lines
7.5 KiB
PHP
<?php
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require_once __DIR__ . '/includes/auth_check.php';
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require_once __DIR__ . '/db/config.php';
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$message = '';
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$error = '';
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// Handle POST request to add a new teacher
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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$teacherName = trim($_POST['teacher_name'] ?? '');
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$teacherEmail = trim($_POST['teacher_email'] ?? '');
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if (empty($teacherName) || empty($teacherEmail)) {
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$error = 'Teacher name and email cannot be empty.';
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} elseif (!filter_var($teacherEmail, FILTER_VALIDATE_EMAIL)) {
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$error = 'Invalid email format.';
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} else {
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try {
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$pdo = db();
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$stmt = $pdo->prepare("INSERT INTO teachers (name, email) VALUES (?, ?)");
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if ($stmt->execute([$teacherName, $teacherEmail])) {
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$message = 'Teacher "' . htmlspecialchars($teacherName) . '" created successfully!';
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} else {
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$error = 'Failed to create teacher.';
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}
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} catch (PDOException $e) {
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if ($e->errorInfo[1] == 1062) { // Duplicate entry
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$error = 'Error: A teacher with the email "' . htmlspecialchars($teacherEmail) . '" already exists.';
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} else {
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$error = 'Database error: ' . $e->getMessage();
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}
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}
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}
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}
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// Fetch all teachers to display
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$teachers = [];
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try {
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$pdo = db();
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$stmt = $pdo->query("SELECT id, name, email, created_at FROM teachers ORDER BY created_at DESC");
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$teachers = $stmt->fetchAll(PDO::FETCH_ASSOC);
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} catch (PDOException $e) {
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$error = 'Database error: ' . $e->getMessage();
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Admin: Manage Teachers - Haki Schedule</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
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<link rel="stylesheet" href="assets/css/custom.css?v=<?php echo time(); ?>">
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</head>
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<body>
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<nav class="navbar navbar-expand-lg navbar-light bg-white sticky-top shadow-sm">
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<div class="container">
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<a class="navbar-brand fw-bold" href="/">Haki Schedule</a>
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<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
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<span class="navbar-toggler-icon"></span>
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</button>
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<div class="collapse navbar-collapse" id="navbarNav">
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<ul class="navbar-nav ms-auto">
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<li class="nav-item"><a class="nav-link" href="/">Home</a></li>
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<?php if (isset($_SESSION['user_id'])): ?>
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<li class="nav-item dropdown">
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<a class="nav-link dropdown-toggle active" href="#" id="manageDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
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Manage
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</a>
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<ul class="dropdown-menu" aria-labelledby="manageDropdown">
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<li><a class="dropdown-item" href="/admin_classes.php">Classes</a></li>
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<li><a class="dropdown-item" href="/admin_subjects.php">Subjects</a></li>
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<li><a class="dropdown-item active" href="/admin_teachers.php">Teachers</a></li>
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<li><a class="dropdown-item" href="/admin_workloads.php">Workloads</a></li>
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</ul>
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</li>
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<li class="nav-item"><a class="nav-link" href="/timetable.php">Timetable</a></li>
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<li class="nav-item"><a class="nav-link" href="/logout.php">Logout</a></li>
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<?php else: ?>
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<li class="nav-item"><a class="nav-link" href="/demo.php">Demo</a></li>
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<li class="nav-item"><a class="nav-link" href="/login.php">Login</a></li>
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<li class="nav-item"><a class="nav-link" href="/register.php">Register</a></li>
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<?php endif; ?>
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</ul>
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</div>
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</div>
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</nav>
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<main class="container py-5">
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<div class="row justify-content-center">
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<div class="col-lg-8">
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<h1 class="h2 fw-bold mb-4">Manage Teachers</h1>
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<?php if ($message): ?>
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<div class="alert alert-success"><?php echo $message; ?></div>
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<?php endif; ?>
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<?php if ($error): ?>
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<div class="alert alert-danger"><?php echo $error; ?></div>
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<?php endif; ?>
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<!-- Create Teacher Form -->
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<div class="card mb-4">
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<div class="card-body">
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<h5 class="card-title">Create a New Teacher</h5>
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<form action="admin_teachers.php" method="POST">
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<div class="mb-3">
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<label for="teacher_name" class="form-label">Teacher Name</label>
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<input type="text" class="form-control" id="teacher_name" name="teacher_name" placeholder="e.g., John Doe" required>
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</div>
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<div class="mb-3">
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<label for="teacher_email" class="form-label">Teacher Email</label>
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<input type="email" class="form-control" id="teacher_email" name="teacher_email" placeholder="e.g., john.doe@example.com" required>
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</div>
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<button type="submit" class="btn btn-primary">Create Teacher</button>
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</form>
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</div>
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</div>
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<!-- Existing Teachers List -->
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<div class="card">
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<div class="card-body">
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<h5 class="card-title">Existing Teachers</h5>
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<?php if (empty($teachers) && !$error): ?>
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<p class="text-muted">No teachers have been created yet. Use the form above to add the first one.</p>
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<?php else:
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if(!empty($teachers)) : ?>
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<ul class="list-group list-group-flush">
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<?php foreach ($teachers as $teacher): ?>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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<div>
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<strong><?php echo htmlspecialchars($teacher['name']); ?></strong><br>
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<small class="text-muted"><?php echo htmlspecialchars($teacher['email']); ?></small>
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</div>
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<small class="text-muted">Created: <?php echo date("M j, Y", strtotime($teacher['created_at'])); ?></small>
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</li>
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<?php endforeach; ?>
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</ul>
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<?php endif; endif; ?>
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</div>
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</div>
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</div>
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</div>
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</main>
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<footer class="bg-dark text-white py-4 mt-5">
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<div class="container text-center">
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<p>© <?php echo date("Y"); ?> Haki Schedule. All Rights Reserved.</p>
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</div>
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</footer>
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
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</body>
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</html>
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