Laravel Pagination + Filter

Paginators.php

<?php
namespace App\Traits;

use Illuminate\Http\Request;
use Illuminate\Pagination\Paginator;

trait Paginators
{
    private $sortBy = ['created_at' => 'desc'];

    public function paginate($builder, $attributes = [])
    {
        $limit = request('limit', 10);
        $offset = request('offset', 0);
        $sort = request('sort', null);
        $order = request('order', null);
        $keyword = request('keyword', '');
        $currentPage = ($offset / $limit) + 1;

        Paginator::currentPageResolver(function () use ($currentPage) {
            return $currentPage;
        });

        $builder->when($keyword && $attributes, function ($query) use ($attributes, $keyword) {
            foreach (array_wrap($attributes) as $attribute) {
                $query->when($attributes, function ($query) use ($attribute, $keyword) {
                    return $query->orWhere($attribute, 'LIKE', "%{$keyword}%");
                });
            }
        });
        
        $builder->when(!$sort, function ($query) {
            foreach (array_wrap($this->sortBy) as $sort => $order ) {
                return $query->orderBy($sort, $order);
            }
        });

        return $builder->when($sort, function ($query) use ($sort, $order) {
            return $query->orderBy($sort, $order);
        })->paginate($limit);
    }
}