carwash_order/get_vip_last_booking.php

<?php
// 获取VIP客户最近的预约记录
header('Content-Type: application/json');

// 连接数据库
require 'db_connect.php';

// 检查是否提供了VIP ID
if (!isset($_GET['vip_id']) || empty($_GET['vip_id'])) {
    echo json_encode(['error' => '未提供VIP客户ID']);
    exit;
}

$vipId = intval($_GET['vip_id']);

// 尝试从数据库获取数据
$lastBooking = null;
try {
    // 查询该VIP客户的最近一次预约
    $sql = "SELECT 
                b.id, 
                b.appointment_date, 
                b.appointment_time, 
                b.duration, 
                p.package_name 
            FROM 
                bookings b
            LEFT JOIN 
                packages p ON b.package_id = p.id
            WHERE 
                b.customer_id = :vipId
                AND b.status != '已取消'
            ORDER BY 
                b.appointment_date DESC, 
                b.appointment_time DESC
            LIMIT 1";
    
    $stmt = $conn->prepare($sql);
    $stmt->bindParam(':vipId', $vipId, PDO::PARAM_INT);
    $stmt->execute();
    $lastBooking = $stmt->fetch(PDO::FETCH_ASSOC);
    
} catch (PDOException $e) {
    // 数据库查询失败，返回错误但继续执行
    echo json_encode(['error' => '数据库查询失败: ' . $e->getMessage()]);
    exit;
}

// 如果没有找到记录，返回空结果
if (!$lastBooking) {
    echo json_encode(['has_booking' => false]);
    exit;
}

// 格式化返回数据
$response = [
    'has_booking' => true,
    'appointment_date' => $lastBooking['appointment_date'],
    'appointment_time' => $lastBooking['appointment_time'],
    'package_name' => $lastBooking['package_name'] ? $lastBooking['package_name'] : '自定义服务',
    'duration' => $lastBooking['duration']
];

echo json_encode($response);

// 关闭数据库连接
$conn = null;

// 如果在模拟环境中运行，提供测试数据
if (isset($_GET['test']) && $_GET['test'] == 1) {
    // 生成测试数据
    $testResponse = [
        'has_booking' => true,
        'appointment_date' => date('Y-m-d', strtotime('-7 days')),
        'appointment_time' => '14:30',
        'package_name' => '豪华精洗套餐',
        'duration' => 90
    ];
    
    // 如果URL参数指定no_booking，则返回没有预约的结果
    if (isset($_GET['no_booking'])) {
        $testResponse = ['has_booking' => false];
    }
    
    echo json_encode($testResponse);
}