<?php

declare(strict_types=1);

use Twig\Environment;
use Twig\Loader\FilesystemLoader;

require 'vendor/autoload.php';

$twig  = new Environment(new FilesystemLoader('./templates'));

$score = realpath('./scores/' . ($_GET['score'] ?? ''));
$scoreValid = false !== $score
    && str_starts_with($score, realpath('./scores'))
    && is_file($score)
    && str_ends_with($score, '.md');

$allAvailableScores = array_map(
    fn (string $filePath) => basename($filePath, '.md'),
    glob('./scores/*.md')
);

if (!$scoreValid) {
    echo $twig->render('index.html.twig', ['scores' => $allAvailableScores, 'title' => 'Available Scores']);
    exit(0);
}

$markdown = file_get_contents($score);
$parsedown = new Parsedown();
$html = $parsedown->text($markdown);
echo $twig->render('score.html.twig', [
    'score' => $html,
    'scores' => $allAvailableScores,
    'title' => basename($score, '.md'),
]);