<?php declare(strict_types=1);
/**
 * Secret chat bot.
 *
 * Copyright 2016-2020 Daniil Gentili
 * (https://daniil.it)
 * 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 2016-2023 Daniil Gentili <daniil@daniil.it>
 * @license   https://opensource.org/licenses/AGPL-3.0 AGPLv3
 * @link https://docs.madelineproto.xyz MadelineProto documentation
 */

use danog\MadelineProto\EventHandler\Attributes\Handler;
use danog\MadelineProto\EventHandler\Message\PrivateMessage;
use danog\MadelineProto\EventHandler\Message\SecretMessage;
use danog\MadelineProto\EventHandler\SimpleFilter\Incoming;
use danog\MadelineProto\Logger;
use danog\MadelineProto\Settings;
use danog\MadelineProto\SimpleEventHandler;

use function Amp\async;
use function Amp\File\read;
use function Amp\Future\await;

/*
 * Various ways to load MadelineProto
 */
if (file_exists(__DIR__.'/../vendor/autoload.php')) {
    include 'vendor/autoload.php';
} else {
    if (!file_exists('madeline.php')) {
        copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
    }
    include 'madeline.php';
}

class SecretHandler extends SimpleEventHandler
{
    private array $sent = [];
    /**
     * @var int|string Username or ID of bot admin
     */
    public const ADMIN = "danogentili"; // Change this
    /**
     * Get peer(s) where to report errors.
     *
     * @return int|string|array
     */
    public function getReportPeers()
    {
        return [self::ADMIN];
    }
    public function onStart(): void
    {
    }
    /**
     * Handle updates from users.
     */
    #[Handler]
    public function handleNormalMessage(Incoming&PrivateMessage $update): void
    {
        if ($update->message === 'request') {
            $this->requestSecretChat($update->senderId);
        }
        if ($update->message === 'ping') {
            $update->reply('pong');
        }
    }
    /**
     * Handle secret chat messages.
     */
    #[Handler]
    public function handle(Incoming&SecretMessage $update): void
    {
        if ($update->media) {
            $path = $update->media->downloadToDir('/tmp');
            $update->reply($path);
        }
        if (isset($this->sent[$update->chatId])) {
            return;
        }
        $secret_media = [];

        // Photo uploaded as document, secret chat
        $secret_media['document_photo'] = [
            'peer' => $update->chatId,
            'file' => 'tests/faust.jpg',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/faust.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/faust.jpg'),
                    'caption' => 'This file was uploaded using MadelineProto',
                    'file_name' => 'faust.jpg',
                    'size' => filesize('tests/faust.jpg'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeImageSize',
                            'w' => 1280,
                            'h' => 914,
                        ],
                    ],
                ],
            ],
        ];

        // Photo, secret chat
        $secret_media['photo'] = [
            'peer' => $update->chatId,
            'file' => 'tests/faust.jpg',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaPhoto',
                    'thumb' => read('tests/faust.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'caption' => 'This file was uploaded using MadelineProto',
                    'size' => filesize('tests/faust.jpg'),
                    'w' => 1280,
                    'h' => 914,
                ],
            ],
        ];

        // GIF, secret chat
        $secret_media['gif'] = [
            'peer' => $update->chatId,
            'file' => 'tests/pony.mp4',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/pony.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/pony.mp4'),
                    'caption' => 'test',
                    'file_name' => 'pony.mp4',
                    'size' => filesize('tests/faust.jpg'),
                    'attributes' => [
                        ['_' => 'documentAttributeAnimated'],
                    ],
                ],
            ],
        ];

        // Sticker, secret chat
        $secret_media['sticker'] = [
            'peer' => $update->chatId,
            'file' => 'tests/lel.webp',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/lel.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/lel.webp'),
                    'caption' => 'test',
                    'file_name' => 'lel.webp',
                    'size' => filesize('tests/lel.webp'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeImageSize',
                            'w' => 512,
                            'h' => 510,
                        ],
                        [
                            '_' => 'documentAttributeSticker',
                            'alt' => 'LEL',
                            'stickerset' => ['_' => 'inputStickerSetEmpty'],
                        ],
                    ],
                ],
            ],
        ];

        // Document, secrey chat
        $secret_media['document'] = [
            'peer' => $update->chatId,
            'file' => 'tests/60',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/faust.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => 'magic/magic',
                    'caption' => 'test',
                    'file_name' => 'magic.magic',
                    'size' => filesize('tests/60'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeFilename',
                            'file_name' => 'fairy',
                        ],
                    ],
                ],
            ],
        ];

        // Video, secret chat
        $secret_media['video'] = [
            'peer' => $update->chatId,
            'file' => 'tests/swing.mp4',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/swing.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/swing.mp4'),
                    'caption' => 'test',
                    'file_name' => 'swing.mp4',
                    'size' => filesize('tests/swing.mp4'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeVideo',
                            'duration' => 5,
                            'w' => 1280,
                            'h' => 720,
                        ],
                    ],
                ],
            ],
        ];

        // audio, secret chat
        $secret_media['audio'] = [
            'peer' => $update->chatId,
            'file' => 'tests/mosconi.mp3',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/faust.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/mosconi.mp3'),
                    'caption' => 'test',
                    'file_name' => 'mosconi.mp3',
                    'size' => filesize('tests/mosconi.mp3'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeAudio',
                            'voice' => false,
                            'duration' => 1,
                            'title' => 'AH NON LO SO IO',
                            'performer' => 'IL DIO GERMANO MOSCONI',
                        ],
                    ],
                ],
            ],
        ];

        $secret_media['voice'] = [
            'peer' => $update->chatId,
            'file' => 'tests/mosconi.mp3',
            'message' => [
                '_' => 'decryptedMessage',
                'ttl' => 0,
                'message' => '',
                'media' => [
                    '_' => 'decryptedMessageMediaDocument',
                    'thumb' => read('tests/faust.preview.jpg'),
                    'thumb_w' => 90,
                    'thumb_h' => 90,
                    'mime_type' => mime_content_type('tests/mosconi.mp3'),
                    'caption' => 'test',
                    'file_name' => 'mosconi.mp3',
                    'size' => filesize('tests/mosconi.mp3'),
                    'attributes' => [
                        [
                            '_' => 'documentAttributeAudio',
                            'voice' => true,
                            'duration' => 1,
                            'title' => 'AH NON LO SO IO',
                            'performer' => 'IL DIO GERMANO MOSCONI',
                        ],
                    ],
                ],
            ],
        ];

        $promises = [];
        foreach ($secret_media as $type => $smessage) {
            $promises []= async($this->messages->sendEncryptedFile(...), $smessage);
        }
        await($promises);

        $i = 0;
        while ($i < 10) {
            $this->logger("SENDING MESSAGE $i TO ".$update->chatId);
            // You can also use the sendEncrypted parameter for more options in secret chats
            $this->sendMessage(peer: $update->chatId, message: (string) ($i++));
        }
        $this->sent[$update->chatId] = true;
    }
}

$settings = new Settings;
$settings->getLogger()->setLevel(Logger::ULTRA_VERBOSE);

SecretHandler::startAndLoop('secret.madeline', $settings);