<?php
// 声明JSON内容类型
header('Content-Type: application/json');


// 引用配置，建立数据库连接
require_once 'ApiConfig.php';
$conn = new mysqli(DB_SERVER, DB_USERNAME, DB_PASSWORD, DB_NAME);

// 检查连接是否成功
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}

// 查询数据库中符合条件的记录
$sql = "SELECT * FROM 首页免费课程列表";
$result1 = $conn->query($sql);


// 如果查询结果不为空，则进行二次查询
if ($result1->num_rows > 0) {
        // 获取查询结果
        $data = array();
        while ($row = $result1->fetch_assoc()) {$data[] = $row;}
        
        echo json_encode(["result" => "首页课程列表", "ListData" => $data]);
} else {
    echo json_encode(["result" => "未找到课程列表！", "ListData" => null]);
}

// 关闭数据库连接
$conn->close();
?>