<?php
require_once __DIR__ . '/../../db/config.php';

try {
    $pdo = db();
    $sql = "
    CREATE TABLE IF NOT EXISTS certificates (
        id INT AUTO_INCREMENT PRIMARY KEY,
        submission_id INT NOT NULL,
        certificate_code VARCHAR(255) NOT NULL UNIQUE,
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
        FOREIGN KEY (submission_id) REFERENCES submissions(id) ON DELETE CASCADE
    );
    ";
    $pdo->exec($sql);
    echo "Migration 005_create_certificates_table executed successfully." . PHP_EOL;
} catch (PDOException $e) {
    die("Could not connect to the database: " . $e->getMessage());
}