<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2019 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 <http://www.gnu.org/licenses/>.
 */
declare(strict_types=1);

namespace Fisharebest\Webtrees\Http\Controllers;

use Fisharebest\Webtrees\Fact;
use Fisharebest\Webtrees\Source;
use Fisharebest\Webtrees\Tree;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Controller for the source page.
 */
class SourceController extends AbstractBaseController
{
    /**
     * Show a repository's page.
     *
     * @param Request $request
     * @param Tree    $tree
     *
     * @return Response
     */
    public function show(Request $request, Tree $tree): Response
    {
        $xref   = $request->get('xref', '');
        $record = Source::getInstance($xref, $tree);

        $this->checkSourceAccess($record, false);

        return $this->viewResponse('source-page', [
            'facts'         => $this->facts($record),
            'families'      => $record->linkedFamilies('SOUR'),
            'individuals'   => $record->linkedIndividuals('SOUR'),
            'meta_robots'   => 'index,follow',
            'notes'         => $record->linkedNotes('SOUR'),
            'media_objects' => $record->linkedMedia('SOUR'),
            'source'        => $record,
            'title'         => $record->getFullName(),
        ]);
    }

    /**
     * @param Source $record
     *
     * @return array
     */
    private function facts(Source $record): array
    {
        $facts = $record->facts();

        usort(
            $facts,
            function (Fact $x, Fact $y): int {
                static $order = [
                    'TITL' => 0,
                    'ABBR' => 1,
                    'AUTH' => 2,
                    'DATA' => 3,
                    'PUBL' => 4,
                    'TEXT' => 5,
                    'NOTE' => 6,
                    'OBJE' => 7,
                    'REFN' => 8,
                    'RIN'  => 9,
                    '_UID' => 10,
                    'CHAN' => 11,
                ];

                return
                    (array_key_exists($x->getTag(), $order) ? $order[$x->getTag()] : PHP_INT_MAX)
                    -
                    (array_key_exists($y->getTag(), $order) ? $order[$y->getTag()] : PHP_INT_MAX);
            }
        );

        return $facts;
    }
}
