Reservair/includes/Services/Forms/Handlers/RsvReservationSummaryElementHandler.php

<?php

class RsvReservationSummaryElementHandler implements RsvFormElementHandler {

    public function draw(RsvFormElementDefinition $def): void {
        ?>
        <rsv-reservation-summary></rsv-reservation-summary>
        <?php
    }

    public function submit(RsvFormElementDefinition $def, int $submit_id, array $data, RsvFormSubmitResult $result): bool {
        return true;
    }

    public function rollback(RsvFormElementDefinition $def, int $submit_id, array $data, RsvFormSubmitResult $result): void {
        // No side effects to undo.
    }
}