<?php

declare(strict_types=1);

namespace App\Controller\Admin\BookingEvent;

use App\Form\Admin\BookingEventFilter;
use App\Form\Admin\BookingEventFilterType;
use App\Repository\BookingEventRepository;
use App\Security\Role;
use Knp\Component\Pager\PaginatorInterface;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Attribute\Route;
use Symfony\Component\Security\Http\Attribute\IsGranted;

/**
 * The event history: who booked, moved or freed what, and for whom.
 *
 * Administrators only, under /admin, although supervisors can free bookings themselves: the
 * history names who did what to whom across the whole staff, which is more than a supervisor
 * needs to do their part.
 *
 * Read-only. The rows are written by BookingEventRecorder and removed after a year by
 * app:booking-events:prune.
 */
#[IsGranted(Role::ADMIN)]
final class IndexController extends AbstractController
{
    private const PER_PAGE = 50;

    /**
     * The columns a header may sort by. Spelled out because the field name comes from the query
     * string and the paginator would otherwise accept any path into the entity.
     */
    private const SORTABLE = [
        'e.occurredAt',
        'e.type',
        'e.resourceLabel',
        'e.date',
        'e.holderName',
        'e.actorName',
    ];

    public function __construct(
        private readonly BookingEventRepository $events,
        private readonly PaginatorInterface $paginator,
    ) {
    }

    #[Route('/admin/history', name: 'app_admin_booking_event', methods: ['GET'])]
    public function index(Request $request): Response
    {
        $filter = new BookingEventFilter();
        $form = $this->createForm(BookingEventFilterType::class, $filter);
        $form->handleRequest($request);

        $pagination = $this->paginator->paginate(
            $this->events->createFilteredQueryBuilder($filter),
            $request->query->getInt('page', 1),
            self::PER_PAGE,
            [
                'defaultSortFieldName' => 'e.occurredAt',
                'defaultSortDirection' => 'desc',
                'sortFieldAllowList' => self::SORTABLE,
            ],
        );

        return $this->render('admin/booking_events.html.twig', [
            'form' => $form,
            'filter' => $filter,
            'pagination' => $pagination,
        ]);
    }
}