<?php

declare(strict_types=1);

/**
 * TLParams module.
 *
 * This file is part of MadelineProto.
 * MadelineProto is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 * MadelineProto 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 Affero General Public License for more details.
 * You should have received a copy of the GNU General Public License along with MadelineProto.
 * If not, see <http://www.gnu.org/licenses/>.
 *
 * @author    Daniil Gentili <daniil@daniil.it>
 * @copyright 2016-2025 Daniil Gentili <daniil@daniil.it>
 * @license   https://opensource.org/licenses/AGPL-3.0 AGPLv3
 * @link https://docs.madelineproto.xyz MadelineProto documentation
 */

namespace danog\MadelineProto\TL;

/**
 * @internal
 */
trait TLParams
{
    public function parseParams(string $key, bool $mtproto, string $predicate): void
    {
        foreach ($this->by_id[$key]['params'] as $kkey => $param) {
            if (preg_match('/([^.]+)\\.(\\d+)\\?(.+)/', $param['type'], $matches)) {
                $param['flag'] = $matches[1];
                $param['pow'] = 2** (int) $matches[2];
                $param['type'] = $matches[3];
            }
            if (preg_match('/^(v|V)ector\\<(.*)\\>$/', $param['type'], $matches)) {
                $param['type'] = $matches[1] === 'v' ? 'vector' : 'Vector t';
                $param['subtype'] = $matches[2];
                $param['subtype'] = ($mtproto && $param['subtype'] === 'Message' ? 'MT' : '').$param['subtype'];
                $param['subtype'] = $mtproto && $param['subtype'] === '%Message' ? '%MTMessage' : $param['subtype'];
            }
            $param['type'] = ($mtproto && $param['type'] === 'Message' ? 'MT' : '').$param['type'];
            $param['type'] = $mtproto && $param['type'] === '%Message' ? '%MTMessage' : $param['type'];

            if (\in_array($param['name'], ['key_fingerprint', 'server_salt', 'new_server_salt', 'ping_id'], true) && $param['type'] === 'long') {
                $param['type'] = 'strlong';
            } elseif (\in_array($param['name'], ['peer_tag', 'file_token', 'cdn_key', 'cdn_iv', 'encryption_key', 'encryption_iv'], true)) {
                $param['type'] = 'string';
            } elseif ($param['name'] === 'server_public_key_fingerprints') {
                $param['subtype'] = 'strlong';
            }

            if ($predicate === 'dcOption' && $param['name'] === 'secret') {
                $param['type'] = 'string';
            }

            if ($predicate === 'documentAttributeAudio' && $param['name'] === 'waveform') {
                $param['type'] = 'waveform';
            }

            $this->by_id[$key]['params'][$kkey] = $param;
            if (isset($param['pow'])) {
                $this->by_id[$key]['flags'][$kkey] = $param;
            }
        }
    }
}
