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<?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\Services\SearchService;
use Illuminate\Support\Collection;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;
use function response;
/**
* Autocomplete handler
*/
abstract class AbstractAutocompleteHandler implements RequestHandlerInterface
{
// The client software only shows the first few results
protected const LIMIT = 10;
// Tell the browser to cache the results
protected const CACHE_LIFE = 1200;
protected SearchService $search_service;
/**
* @param SearchService $search_service
*/
public function __construct(SearchService $search_service)
{
$this->search_service = $search_service;
}
/**
* @param ServerRequestInterface $request
*
* @return ResponseInterface
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$data = $this->search($request)
->map(static function (string $datum): array {
return ['value' => $datum];
});
return response($data)
->withHeader('Cache-Control', 'public,max-age=' . static::CACHE_LIFE);
}
/**
* @param ServerRequestInterface $request
*
* @return Collection<int,string>
*/
abstract protected function search(ServerRequestInterface $request): Collection;
}
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