Statamic filter for authors

AuthorFilter.php

<?php

namespace App\Scopes;

use Illuminate\Support\Facades\Auth;
use Statamic\Query\Scopes\Filter;

class AuthorFilter extends Filter
{
    public $pinned = true;

    static function title()
    {
        return __('Author');
    }

    function fieldItems()
    {
        return [
            'author' => [
                'type' => 'radio',
                'options' => [
                    'all' => __('All entries'),
                    'own' => __('Me only'),
                ]
            ]
        ];
    }

    function autoApply()
    {
        return [
            'author' => 'own'
        ];
    }

    function apply($query, $values)
    {
        $selectedValue = $values['author'];

        if ($selectedValue == 'own')
            $query->where('author', Auth::user()?->id());
    }

    function badge($values)
    {
        $selectedValue = $values['author'];

        return match($selectedValue) {
            'own' => __('Author: Me only'),
            'all' => __('Author: any'),
            default => '',
        };
    }

    function visibleTo($key)
    {
        return $key === 'entries';
    }
}