<?php

declare(strict_types=1);

namespace Domain\Services;

use Domain\Exceptions\BrandNotFoundException;
use Domain\Models\Entities\Brand;
use Domain\Models\ValueObjects\Brand\ArcadiaId;
use Domain\Ports\Directories\ArcadiaBrandDirectory;
use Domain\Ports\Repositories\BrandRepository;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;

final readonly class BrandResolver
{
    private LoggerInterface $logger;

    public function __construct(
        private ArcadiaBrandDirectory $arcadiaBrandDirectory,
        private BrandRepository $brandRepository,
        private BrandCodeGenerator $brandCodeGenerator,
        ?LoggerInterface $logger = null,
    ) {
        $this->logger = $logger ?? new NullLogger();
    }

    /**
     * Resolve or generate/persist a Brand entity given an Arcadia brand code (ArcadiaId).
     *
     * @throws BrandNotFoundException
     */
    public function resolve(ArcadiaId $arcadiaBrandCode): Brand
    {
        $existingBrand = $this->brandRepository->findByArcadiaId($arcadiaBrandCode);

        if ($existingBrand !== null) {
            return $existingBrand;
        }

        $arcadiaBrand = $this->arcadiaBrandDirectory->find($arcadiaBrandCode);

        if ($arcadiaBrand === null) {
            throw BrandNotFoundException::forArcadiaId($arcadiaBrandCode);
        }

        do {
            $code = $this->brandCodeGenerator->generate($arcadiaBrand->name);
        } while ($this->brandRepository->findByCode($code) !== null);

        $brand = Brand::create(
            name: $arcadiaBrand->name,
            code: $code,
            arcadiaId: $arcadiaBrand->id,
        );

        $this->brandRepository->persist($brand);

        $this->logger->info(
            sprintf(
                'Created new brand code "%s" for brand "%s" (Arcadia ID %d)',
                $code->value,
                $arcadiaBrand->name->value,
                $arcadiaBrand->id->value
            ),
            [
                'brand_id'   => $brand->id()->value,
                'code'       => $code->value,
                'name'       => $arcadiaBrand->name->value,
                'arcadia_id' => $arcadiaBrand->id->value,
            ]
        );

        return $brand;
    }
}