app/bundles/LeadBundle/Field/FieldList.php

<?php

declare(strict_types=1);

namespace Mautic\LeadBundle\Field;

use Mautic\CoreBundle\Cache\ResultCacheOptions;
use Mautic\LeadBundle\Entity\LeadField;
use Mautic\LeadBundle\Entity\LeadFieldRepository;
use Symfony\Contracts\Translation\TranslatorInterface;

class FieldList
{
    public function __construct(
        private LeadFieldRepository $leadFieldRepository,
        private TranslatorInterface $translator
    ) {
    }

    /**
     * @param mixed[] $filters
     *
     * @return mixed[]
     */
    public function getFieldList(bool $byGroup = true, bool $alphabetical = true, array $filters = ['isPublished' => true, 'object' => 'lead']): array
    {
        $forceFilters = [];
        foreach ($filters as $col => $val) {
            $forceFilters[] = [
                'column' => "f.{$col}",
                'expr'   => 'eq',
                'value'  => $val,
            ];
        }
        // Get a list of custom form fields
        $fields = $this->leadFieldRepository->getEntities([
            'filter' => [
                'force' => $forceFilters,
            ],
            'orderBy'      => 'f.order',
            'orderByDir'   => 'asc',
            'result_cache' => new ResultCacheOptions(LeadField::CACHE_NAMESPACE),
        ]);

        $leadFields = [];

        foreach ($fields as $f) {
            if ($byGroup) {
                $fieldName                              = $this->translator->trans('mautic.lead.field.group.'.$f->getGroup());
                $leadFields[$fieldName][$f->getAlias()] = $f->getLabel();
            } else {
                $leadFields[$f->getAlias()] = $f->getLabel();
            }
        }

        if ($alphabetical) {
            // Sort the groups
            uksort($leadFields, 'strnatcmp');

            if ($byGroup) {
                // Sort each group by translation
                foreach ($leadFields as &$fieldGroup) {
                    uasort($fieldGroup, 'strnatcmp');
                }
            }
        }

        return $leadFields;
    }
}