<?php

/**
 * webtrees: online genealogy
 * Copyright (C) 2021 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace Fisharebest\Webtrees\Http\RequestHandlers;

use Fisharebest\Webtrees\Auth;
use Fisharebest\Webtrees\Fact;
use Fisharebest\Webtrees\Http\Exceptions\HttpAccessDeniedException;
use Fisharebest\Webtrees\Http\ViewResponseTrait;
use Fisharebest\Webtrees\Registry;
use Fisharebest\Webtrees\Services\AuthorizationService;
use Fisharebest\Webtrees\Services\GedcomEditService;
use Fisharebest\Webtrees\Tree;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;

use function assert;
use function route;
use function trim;

/**
 * Add a new fact.
 */
class AddNewFact implements RequestHandlerInterface
{
    use ViewResponseTrait;

    private AuthorizationService $authorization_service;

    private GedcomEditService $gedcom_edit_service;

    /**
     * AddNewFact constructor.
     *
     * @param AuthorizationService $authorization_service
     * @param GedcomEditService    $gedcom_edit_service
     */
    public function __construct(AuthorizationService $authorization_service, GedcomEditService $gedcom_edit_service)
    {
        $this->authorization_service = $authorization_service;
        $this->gedcom_edit_service   = $gedcom_edit_service;
    }

    /**
     * @param ServerRequestInterface $request
     *
     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        $tree = $request->getAttribute('tree');
        assert($tree instanceof Tree);

        $xref   = (string) $request->getAttribute('xref');
        $subtag = (string) $request->getAttribute('fact');

        if ($subtag === 'OBJE' && !$this->authorization_service->canUploadMedia($tree, Auth::user())) {
            throw new HttpAccessDeniedException();
        }

        $include_hidden = (bool) ($request->getQueryParams()['include_hidden'] ?? false);

        $record  = Registry::gedcomRecordFactory()->make($xref, $tree);
        $record  = Auth::checkRecordAccess($record, true);
        $element = Registry::elementFactory()->make($record->tag() . ':' . $subtag);
        $title   = $record->fullName() . ' - ' . $element->label();
        $fact    = new Fact(trim('1 ' . $subtag . ' ' . $element->default($tree)), $record, 'new');
        $gedcom  = $this->gedcom_edit_service->insertMissingFactSubtags($fact, $include_hidden);
        $hidden  = $this->gedcom_edit_service->insertMissingFactSubtags($fact, true);
        $url     = $record->url();

        if ($gedcom === $hidden) {
            $hidden_url = '';
        } else {
            $hidden_url = route(self::class, [
                'fact'           => $subtag,
                'include_hidden' => true,
                'tree'           => $tree->name(),
                'xref'           => $xref,
            ]);
        }

        return $this->viewResponse('edit/edit-fact', [
            'can_edit_raw' => false,
            'fact'         => $fact,
            'gedcom'       => $gedcom,
            'hidden_url'   => $hidden_url,
            'title'        => $title,
            'tree'         => $tree,
            'url'          => $url,
        ]);
    }
}