firefly-iii/app/Api/V2/Controllers/Autocomplete/CategoryController.php

<?php
/*
 * CategoryController.php
 * Copyright (c) 2024 james@firefly-iii.org
 *
 * This file is part of Firefly III (https://github.com/firefly-iii).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace FireflyIII\Api\V2\Controllers\Autocomplete;

use FireflyIII\Api\V2\Controllers\Controller;
use FireflyIII\Api\V2\Request\Autocomplete\AutocompleteRequest;
use FireflyIII\Models\Category;
use FireflyIII\Repositories\UserGroups\Category\CategoryRepositoryInterface;
use Illuminate\Http\JsonResponse;

/**
 * Class CategoryController
 */
class CategoryController extends Controller
{
    private CategoryRepositoryInterface $repository;

    /**
     * AccountController constructor.
     */
    public function __construct()
    {
        parent::__construct();
        $this->middleware(
            function ($request, $next) {
                $this->repository = app(CategoryRepositoryInterface::class);

                $userGroup        = $this->validateUserGroup($request);
                if (null !== $userGroup) {
                    $this->repository->setUserGroup($userGroup);
                }

                return $next($request);
            }
        );
    }

    /**
     *  Documentation for this endpoint:
     *  TODO list of checks
     *  1. use dates from ParameterBag
     *  2. Request validates dates
     *  3. Request includes user_group_id
     *  4. Endpoint is documented.
     *  5. Collector uses user_group_id
     */
    public function categories(AutocompleteRequest $request): JsonResponse
    {
        $data     = $request->getData();
        $result   = $this->repository->searchCategory($data['query'], $this->parameters->get('limit'));
        $filtered = $result->map(
            static function (Category $item) {
                return [
                    'id'   => (string)$item->id,
                    'name' => $item->name,
                ];
            }
        );

        return response()->json($filtered);
    }
}