<?php
namespace Longman\TelegramBot\Commands\UserCommands;

use Longman\TelegramBot\Commands\AdminCommands\PanelCommand;
use Longman\TelegramBot\Commands\UserCommand;
use Longman\TelegramBot\Conversation;
use Longman\TelegramBot\DB;
use Longman\TelegramBot\Entities\CallbackQuery;
use Longman\TelegramBot\Entities\InlineKeyboard;
use Longman\TelegramBot\Entities\InlineKeyboardButton;
use Longman\TelegramBot\Entities\Keyboard;
use Longman\TelegramBot\Entities\Update;
use Longman\TelegramBot\Request;

class TestCommand extends UserCommand
{
    protected $name = 'test';
    protected $description = 'Nur für den Test';
    protected $usage = '/test';
    protected $version = '1.0.0';
    protected $need_mysql = true;
    protected $conversation;

    /**
     * Обработчик кнопки Refresh
     *
     * @param CallbackQuery $query
     * @return \Longman\TelegramBot\Entities\ServerResponse
     * @throws \Longman\TelegramBot\Exception\TelegramException
     */
    public static function refreshHandler(CallbackQuery $query) {
        $callback_data = $query->getData();

        if ($callback_data !== 'refresh') {
            return Request::emptyResponse();
        }

        $keyboard = new InlineKeyboard([
            ['text' => 'FAQ', 'callback_data' => 'faq'],
            ['text' => 'Отзывы', 'callback_data' => 'reviews'],
        ]);

        return Request::editMessageText([
            'chat_id' => $query->getMessage()->getChat()->getId(),
            'message_id' => $query->getMessage()->getMessageId(),
            'text' => 'Текст сообщения',
            'parse_mode' => 'Markdown',
            'reply_markup' => $keyboard,
        ]);
    }

    /**
     * @return \Longman\TelegramBot\Entities\ServerResponse
     * @throws InlineKeyboardPaginationException
     * @throws \Longman\TelegramBot\Exception\TelegramException
     */
    public function execute()
    {
        $message = $this->getMessage();
        $chat    = $message->getChat();
        $chat_id = $chat->getId();
        $user_id = $message->getFrom()->getId();
        $text    = trim($message->getText(true));
        $pdo = DB::getPdo();

        ...

        if ($text === '') {
            $data['text'] = 'Тыкните на кнопку, чтобы обновить текст сообщения и кнопки.';
            $data['reply_markup'] = new InlineKeyboard([['text' => 'Обновить сообщение', 'callback_data' => 'refresh']]);

            return Request::sendMessage($data);
        }

        $result = Request::emptyResponse();

        ...

        return $result;
    }
}