<?php
declare(strict_types=1);
namespace App\Dashboard;

use App\Http\{Request, Response};
use App\Auth\SessionStore;
use App\Repository\SnapshotRepository;

final class SnapshotProxy
{
    public function __construct(private SnapshotRepository $snaps, private SessionStore $sess) {}

    public function serve(Request $req, array $params): Response
    {
        if ($this->sess->get('user_id') === null) return Response::json(['error' => 'unauthorized'], 401);
        $uuid = (string)($params['uuid'] ?? '');
        $path = $this->snaps->pathByUuid($uuid);
        if ($path === null || !is_file($path)) return Response::json(['error' => 'not_found'], 404);
        return Response::bytes((string)file_get_contents($path), 'image/jpeg', 200);
    }
}