<?php

declare(strict_types=1);

namespace App\Mcp\Tool\TaskMeta;

use App\Repository\TaskStatusRepository;
use Mcp\Capability\Attribute\McpTool;
use Symfony\Bundle\SecurityBundle\Security;
use Symfony\Component\Security\Core\Exception\AccessDeniedException;

#[McpTool(name: 'list-statuses', description: 'List all task statuses ordered by position. Statuses are global (shared across all projects). Use the returned IDs when creating or updating tasks.')]
class ListStatusesTool
{
    public function __construct(
        private readonly TaskStatusRepository $taskStatusRepository,
        private readonly Security $security,
    ) {}

    public function __invoke(): string
    {
        if (!$this->security->isGranted('ROLE_USER')) {
            throw new AccessDeniedException('Access denied: ROLE_USER required.');
        }

        $statuses = $this->taskStatusRepository->findBy([], ['position' => 'ASC']);

        return json_encode(array_map(fn ($s) => [
            'id'       => $s->getId(),
            'label'    => $s->getLabel(),
            'color'    => $s->getColor(),
            'position' => $s->getPosition(),
            'isFinal'  => $s->getIsFinal(),
        ], $statuses));
    }
}