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<?php
include 'includes/config.php';
include 'includes/header.php';
if(!isset($_GET['id'])) {
header("Location: courses.php");
exit();
}
$course_id = $_GET['id'];
// Check if user is enrolled
$is_enrolled = false;
if(isset($_SESSION['user_id'])) {
$enrollment_sql = "SELECT * FROM enrollments WHERE user_id = ? AND course_id = ?";
$enrollment_stmt = $conn->prepare($enrollment_sql);
$enrollment_stmt->bind_param("ii", $_SESSION['user_id'], $course_id);
$enrollment_stmt->execute();
$is_enrolled = $enrollment_stmt->get_result()->num_rows > 0;
}
// Redirect to course content if enrolled, otherwise show details
if($is_enrolled) {
header("Location: course-content.php?id=" . $course_id);
exit();
}
// Get course details for non-enrolled users
$course_sql = "SELECT c.*, cat.name as category_name, i.name as instructor_name
FROM courses c
LEFT JOIN categories cat ON c.category_id = cat.id
LEFT JOIN instructors i ON c.instructor_id = i.id
WHERE c.id = ?";
$course_stmt = $conn->prepare($course_sql);
$course_stmt->bind_param("i", $course_id);
$course_stmt->execute();
$course_result = $course_stmt->get_result();
if($course_result->num_rows == 0) {
header("Location: courses.php");
exit();
}
$course = $course_result->fetch_assoc();
// $image_path = getCourseImagePath($course['image']);
?>
<div class="container py-5">
<div class="row">
<div class="col-lg-8">
<!-- Course details similar to course-content.php but without content -->
<!-- This page will only show basic info and enrollment options -->
<div class="card mb-4">
<div class="card-body">
<h1 class="h2 mb-3"><?php echo htmlspecialchars($course['title']); ?></h1>
<p class="lead"><?php echo htmlspecialchars($course['description']); ?></p>
<div class="alert alert-info">
<h5><i class="bi bi-info-circle me-2"></i>Enroll to Access Content</h5>
<p class="mb-0">Enroll in this course to view the full content and start learning!</p>
</div>
<a href="course-content.php?id=<?php echo $course['id']; ?>" class="btn btn-primary">
View Course Preview
</a>
</div>
</div>
</div>
<div class="col-lg-4">
<!-- Enrollment sidebar similar to course-content.php -->
<div class="card">
<div class="card-body">
<div class="price-section text-center mb-4">
<?php if($course['old_price'] > 0): ?>
<div class="old-price text-muted text-decoration-line-through mb-1">
$<?php echo number_format($course['old_price'], 2); ?>
</div>
<?php endif; ?>
<div class="current-price h3 text-primary mb-3">
<?php echo ($course['current_price'] == 0) ? 'Free' : '$' . number_format($course['current_price'], 2); ?>
</div>
</div>
<div class="d-grid gap-2">
<?php if($course['current_price'] == 0): ?>
<a href="enroll.php?course_id=<?php echo $course['id']; ?>" class="btn btn-success btn-lg">
<i class="bi bi-play-circle me-2"></i>Enroll for Free
</a>
<?php else: ?>
<a href="checkout.php?course_id=<?php echo $course['id']; ?>" class="btn btn-primary btn-lg">
<i class="bi bi-cart me-2"></i>Enroll Now
</a>
<form method="POST" action="add_to_cart.php" class="d-inline">
<input type="hidden" name="course_id" value="<?php echo $course['id']; ?>">
<button type="submit" name="add_to_cart" class="btn btn-outline-primary w-100">
<i class="bi bi-cart-plus me-2"></i>Add to Cart
</button>
</form>
<?php endif; ?>
</div>
</div>
</div>
</div>
</div>
</div>
<?php include 'includes/footer.php'; ?>