$getAllTrainings = $db->getAll('SELECT * from add_timetable WHERE active_before >= CURDATE() AND complete = ?i', 0);
        foreach ($getAllTrainings as $training) {
            $currentTraining = $db->getOne('SELECT service_id from add_people WHERE service_card = ?s AND training_id = ?s', $service_card, $training['code']);
            if($currentTraining) {
                   $reg_button = <<<ECHO BUTTON_1
            }  else {
                   $reg_button = <<<ECHO BUTTON_2
            }
            echo <<<TRAINING
        <div class="training__item" id="{$training['code']}" >
        <h3>{$training['header']}</h3>
        <p>{$training['description']}</p>
        <div class="datetime is-flex">
            <div class="date">
                {$training['date']}
            </div>
            <div class="time">
                {$training['time']}
                <div class="small">
                    {$training['place']}
                </div>
            </div>
        </div>
        {$reg_button}
    </div>
TRAINING;
        }