PHP 몰 개발 능력: 디자인 상품 추천 및 핫셀링 기능

<?php
// 获取当前用户ID
$user_id = $_SESSION['user_id'];

// 查询推荐商品ID
$query = "SELECT product_id FROM recommendations WHERE user_id = $user_id";
$result = mysqli_query($connection, $query);

// 构建推荐商品列表
$recommendations = array();

while ($row = mysqli_fetch_assoc($result)) {
    $product_id = $row['product_id'];
    $recommendations[] = getProductDetails($product_id);
}

// 显示推荐商品
foreach ($recommendations as $product) {
    echo '<div class="product">';
    echo '<h3>' . $product['name'] . '</h3>';
    echo '<p>' . $product['description'] . '</p>';
    echo '<img src="' . $product['image'] . '" alt="' . $product['name'] . '">';
    echo '<p>¥' . $product['price'] . '</p>';
    echo '</div>';
}
?>

<?php
// 查询销量最高的商品ID
$query = "SELECT product_id FROM orders GROUP BY product_id ORDER BY COUNT(*) DESC LIMIT 5";
$result = mysqli_query($connection, $query);

// 构建热销商品列表
$hot_products = array();

while ($row = mysqli_fetch_assoc($result)) {
    $product_id = $row['product_id'];
    $hot_products[] = getProductDetails($product_id);
}

// 显示热销商品
foreach ($hot_products as $product) {
    echo '<div class="product">';
    echo '<h3>' . $product['name'] . '</h3>';
    echo '<p>' . $product['description'] . '</p>';
    echo '<img src="' . $product['image'] . '" alt="' . $product['name'] . '">';
    echo '<p>¥' . $product['price'] . '</p>';
    echo '</div>';
}
?>