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lesson_detail.php
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<?php
include 'config.php';
$query = new Database();
if (isset($_GET['lessonid'])) {
$lessonid = intval($_GET['lessonid']);
if (!$lessonid) {
include '404.php';
exit;
}
$lesson = $query->select('lessons', '*', "id = $lessonid");
if (empty($lesson)) {
include '404.php';
exit;
}
$lesson = $lesson[0];
$lesson_items = $query->select('lesson_items', '*', "lesson_id = $lessonid ORDER BY position ASC");
} else {
header('Location: lessons.php');
exit();
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title><?= $lesson['title'] ?></title>
<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap" rel="stylesheet">
<style>
.container {
max-width: 900px;
margin: 20px auto;
padding: 30px;
background-color: #ffffff;
border-radius: 10px;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
animation: fadeInUp 1s ease-out forwards;
}
.lesson-title {
font-size: 36px;
color: #ff6b81;
text-align: center;
margin-bottom: 20px;
}
.lesson-description {
font-size: 18px;
color: #555;
margin-bottom: 30px;
text-align: center;
}
.lesson-content h2,
.video-title {
font-size: 24px;
color: #ff6b81;
margin-bottom: 15px;
}
.lesson-content p,
.video-wrapper {
font-size: 16px;
color: #2c3e50;
margin-bottom: 15px;
text-align: justify;
line-height: 1.5;
}
.video-wrapper {
margin-top: 40px;
}
.video-wrapper iframe {
width: 100%;
height: 450px;
border: none;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.action-buttons {
display: flex;
justify-content: space-between;
margin-top: 30px;
gap: 20px;
}
.action-buttons a {
display: block;
text-decoration: none;
color: #fff;
background-color: #3498db;
padding: 15px 30px;
border-radius: 5px;
font-size: 16px;
font-weight: 700;
text-align: center;
transition: background-color 0.3s, transform 0.3s;
}
.action-buttons a:hover {
background-color: #2980b9;
transform: translateY(-3px);
}
hr {
border: none;
height: 1px;
background: #ff6b81;
margin: 40px 0;
}
.lesson-title,
.lesson-description,
hr,
#Teppa {
opacity: 0;
transform: translateY(50px);
animation: fadeInUp 1s ease forwards;
}
@keyframes fadeInUp {
0% {
opacity: 0;
transform: translateY(50px);
}
100% {
opacity: 1;
transform: translateY(0);
}
}
@media (max-width: 768px) {
.lesson-title {
font-size: 28px;
}
.lesson-description {
font-size: 16px;
}
.lesson-content h2,
.video-title {
font-size: 20px;
}
.lesson-content p,
.video-wrapper {
font-size: 14px;
}
.video-wrapper iframe {
height: 300px;
}
.action-buttons {
flex-direction: column;
align-items: center;
}
.action-buttons a {
width: 100%;
margin-bottom: 10px;
}
}
</style>
</head>
<body>
<?php include 'includes/header.php' ?>
<div class="container">
<?php $delay = 0 ?>
<section class="lesson-section">
<h1 class="lesson-title" style="animation-delay: <?= $delay ?>s"><?= $lesson['title'] ?></h1>
<p class="lesson-description" style="animation-delay: <?= $delay += 0.2 ?>s"><?= $lesson['description'] ?></p>
<hr style="animation-delay: <?= $delay + 0.3 ?>s">
<?php foreach ($lesson_items as $index => $item): ?>
<?php if ($item['type'] == 'content'): ?>
<div class="lesson-content">
<h2 id="Teppa" style="animation-delay: <?= $delay += 0.2 ?>s;"><?= $item['title'] ?></h2>
<p id="Teppa" style="white-space: pre-wrap; animation-delay: <?= $delay += 0.2 ?>s;"><?= $item['description'] ?></p>
</div>
<?php elseif ($item['type'] == 'video'): ?>
<div class="video-wrapper">
<h2 class="video-title" id="Teppa" style="animation-delay: <?= $delay += 0.2 ?>s;"><?= $item['title'] ?></h2>
<iframe src="https://youtube.com/embed/<?= $item['link'] ?>" title="<?= $item['title'] ?>" id="Teppa" style="animation-delay: <?= $delay += 0.2 ?>s;"></iframe>
<p id="Teppa" style="white-space: pre-wrap; animation-delay: <?= $delay += 0.2 ?>s;"><?= $item['description'] ?></p>
</div>
<?php endif; ?>
<?php endforeach; ?>
<div class="action-buttons" id="Teppa" style="white-space: pre-wrap; animation-delay: <?= $delay += 0.2 ?>s;">
<a href="lessons.php">Back to Lessons</a>
<a href="worksheet.php?lessonid=<?= $lessonid ?>">Worksheet </a>
</div>
</section>
</div>
<?php include 'includes/footer.php' ?>
</body>
</html>