<?php

namespace App\Set\UseCases\UpdateSet;

use App\Exceptions\BadRequestException;
use App\Exceptions\NotFoundException;
use App\Set\Set;
use App\Set\SetRepository;

class UpdateDescription
{
    public function __construct(private SetRepository $setRepository)
    {
    }

    /**
     * @throws BadRequestException
     * @throws NotFoundException
     */
    public function execute(UpdateDescriptionRequest $request): Set
    {
        if ($request->id === null) {
            throw new BadRequestException('setId is required');
        }

        if (
            $request->description === null
            || trim($request->description) === ''
        ) {
            throw new BadRequestException('description is required');
        }

        $set = $this->setRepository->find($request->id);
        if ($set === null) {
            throw new NotFoundException('Set not found');
        }

        $set->setDescription($request->description);

        return $this->setRepository->update($set);
    }
}