kodedphp / http

<?php

/*

 * This file is part of the Koded package.

 *

 * (c) Mihail Binev <[email protected]>

 *

 * Please view the LICENSE distributed with this source code

 * for the full copyright and license information.

 *

 */

namespace Koded\Http;

use Koded\Http\Interfaces\{HttpInputValidator, HttpStatus, Response};

use Koded\Stdlib\{Data, Immutable};

use function Koded\Stdlib\json_serialize;

/**

 * @method Response|null getParsedBody

 */

trait ValidatableTrait

{

    public function validate(HttpInputValidator $validator, Data &$input = null): ?Response

    {

        $input = new Immutable($this->getParsedBody() ?? []);

        if (0 === $input->count()) {

            $errors = ['validate' => 'Nothing to validate', 'code' => HttpStatus::BAD_REQUEST];

            return new ServerResponse(json_serialize($errors), HttpStatus::BAD_REQUEST);

        }

        if (empty($errors = $validator->validate($input))) {

            return null;

        }

        $errors['status'] = (int)($errors['status'] ?? HttpStatus::BAD_REQUEST);

        return new ServerResponse(json_serialize($errors), $errors['status']);

    }

}