<?php


class RsvOutputTextElementHandler implements RsvFormElementHandler {

    private const ALLOWED_TAGS = ['p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'];

    public function draw(RsvFormElementDefinition $def): void {
        $raw = $def->getAttr('tag', 'p');
        $tag = in_array($raw, self::ALLOWED_TAGS, true) ? $raw : 'p';
        echo '<' . $tag . ' class="rsv-form-output-text">' . esc_html($def->getLabel()) . '</' . $tag . '>';
    }

    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.
    }
}