PHP가 개발한 쇼핑몰 상품 프로모션 및 보상 전략에 대한 논의

<?php
// 生成优惠券序列号
function generateCoupon() {
    $coupon = "";
    $characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
    for ($i = 0; $i < 10; $i++) {
        $coupon .= $characters[rand(0, strlen($characters) - 1)];
    }
    return $coupon;
}

// 生成优惠券并展示在商城页面上
$couponCode = generateCoupon();
echo "优惠券码：$couponCode";
?>

<?php
// 计算满减后的支付金额
function calculatePayment($totalAmount, $discount) {
    if ($totalAmount >= $discount) {
        return $totalAmount - $discount;
    } else {
        return $totalAmount;
    }
}

$totalAmount = 100; // 商品总金额
$discount = 20; // 满减金额
$payment = calculatePayment($totalAmount, $discount);
echo "实际支付金额：$payment";
?>

<?php
// 计算用户购买商品后获得的积分
function calculatePoints($amount) {
    return $amount * 0.1; // 假设每消费1元获得0.1积分
}

$amount = 100; // 商品金额
$points = calculatePoints($amount);
echo "获得积分：$points";
?>

<?php
// 记录用户邀请的好友数量和奖励金额
function recordInvitation($uid, $friendUid) {
    $invitationInfo = getInvitationInfo($uid);
    if ($invitationInfo) {
        $invitationInfo['friends']++;
    } else {
        $invitationInfo = array(
            'uid' => $uid,
            'friends' => 1,
            'reward' => 0
        );
    }
    if ($invitationInfo['friends'] % 10 === 0) { // 每邀请10个好友奖励100元
        $invitationInfo['reward'] += 100;
    }
    updateInvitationInfo($invitationInfo);
}

$uid = 1; // 用户ID
$friendUid = 2; // 好友ID
recordInvitation($uid, $friendUid);
?>