create filtrer controller and action and req

<?php

namespace App\Actions;

class UniqElementsAction

{

    /**

     * Удаляет дубликаты, оставив только уникальные значения

     * @param array $array

     * @return array

     */

    public static function act(array $array): array

    {

        return array_unique($array, SORT_REGULAR);

    }

}

 No newline at end of file

namespace App\Controller;

use App\Actions\UniqElementsAction;

use App\Requests\UniqElementsRequest;

use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;

use Symfony\Component\HttpFoundation\JsonResponse;

use Symfony\Component\HttpFoundation\Response;

use Symfony\Component\Routing\Attribute\Route;

use Symfony\Component\HttpFoundation\Request;

use function App\Repository\uniqElements;

class UniqElementsController extends AbstractController

{

    /**

     * Контроллер удаляет дубликаты, оставив только уникальные значения используя uniqElements функцию

     * @param Request $request

     * @return Response

     */

    #[Route('/uniq/elements', name: 'app_uniq_elements')]

    public function index(Request $request): Response

    #[Route('/uniq/elements', name: 'app_uniq_elements', methods: ['POST'])]

    public function index(UniqElementsRequest $request, UniqElementsAction $action): Response

    {

        $requestArray = $request->toArray();

        $return = uniqElements($requestArray);

        return new JsonResponse($return, Response::HTTP_OK);

        return new JsonResponse(

            $action->act($request->serialise()),

            200

        );

    }

}

<?php

namespace App\Repository;

/**

 * Удалить дубликаты, оставив только уникальные значения

 * @param array $array

 * @return array

 */

function uniqElements(array $array): array {

    $splitedArray = [];

    foreach ($array as $tuple) {

        $key = $tuple[0];

        $item = $tuple[1];

        $splitedArray[$key][] = $item;

    }

    $returnableArray = [];

    foreach ($splitedArray as $key => $item){

        $item = array_unique($item);

        foreach ($item as $oneOfItem){

            $returnableArray[] = [

                $key,

                $oneOfItem

            ];

        }

    }

    return $returnableArray;

}

<?php

namespace App\Requests;

use Symfony\Component\Validator\Constraints\Type;

use Symfony\Contracts\Service\Attribute\Required;

class UniqElementsRequest extends BaseRequest

{

    #[Type('array')]

    #[Required]

    public $data;

    /**

     * @return mixed

     */

    public function serialise(): mixed

    {

        return $this->data;

    }

}

{% extends 'base.html.twig' %}

{% block title %}Hello UniqElementsController!{% endblock %}

{% block body %}

<style>

    .example-wrapper { margin: 1em auto; max-width: 800px; width: 95%; font: 18px/1.5 sans-serif; }

    .example-wrapper code { background: #F5F5F5; padding: 2px 6px; }

</style>

<div class="example-wrapper">

    <h1>Hello {{ controller_name }}! ✅</h1>

    This friendly message is coming from:

    <ul>

        <li>Your controller at <code>/home/tamanit/myProj/iqdevTranningProgram/src/Controller/UniqElementsController.php</code></li>

        <li>Your template at <code>/home/tamanit/myProj/iqdevTranningProgram/templates/uniq_elements/index.html.twig</code></li>

    </ul>

</div>

{% endblock %}