<?php
require_once 'config.php';

try {
    $pdo = db();
    $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

    $sql = "CREATE TABLE IF NOT EXISTS users (
        id INT AUTO_INCREMENT PRIMARY KEY,
        email VARCHAR(255) NOT NULL UNIQUE,
        password VARCHAR(255) NOT NULL,
        role ENUM('teacher', 'student') NOT NULL,
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql);
    echo "Table 'users' created successfully.";
} catch (PDOException $e) {
    die("ERROR: Could not execute $sql. " . $e->getMessage());
}

unset($pdo);
?>