<?php
declare(strict_types=1);

namespace App\Service\Doctrine;

use App\Entity\Access\Access;
use App\Service\ApiLegacy\ApiLegacyRequestService;
use App\Service\Rest\ApiRequestService;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\Mapping\MappingException;

/**
 * Validation du schéma Doctrine par comparaison aux entités en production sur la V1
 *
 * -- A supprimer lorsque la migration sera achevée --
 *
 */
class SchemaValidationService
{
    public function __construct(
        private EntityManagerInterface $entityManager, private readonly ApiRequestService $apiRequestService, private readonly ApiLegacyRequestService $apiLegacyRequestService,
    )
    {}

    public function validateSchema() {
        $schemaV1 = $this->getV1Schema();
        $schemaV2 = $this->getV2Schema();
    }

    /**
     * Retrieve the V2 schema
     *
     * @return array<string, array>
     * @throws MappingException
     */
    protected function getV2Schema(): array
    {
        $metadata = $this->entityManager->getMetadataFactory()->getAllMetadata();
        $schema = [];

        foreach ($metadata as $entityMetadata) {
            $schema[$entityMetadata->getName()] = [];

            foreach ($entityMetadata->getFieldNames() as $field) {
                $schema[$entityMetadata->getName()][$field] = $entityMetadata->getTypeOfField($field);
            }

            foreach ($entityMetadata->getAssociationNames() as $association) {
                $schema[$entityMetadata->getName()][$association] = $entityMetadata->getAssociationMapping($association);
            }
        }

        return $schema;
    }

    /**
     * Retrieve the V1 schema
     * @return void
     */
    protected function getV1Schema() {
        $response = $this->apiLegacyRequestService->get('/_internal/doctrine/schema');

        $schema = json_decode($response->getContent(), true);

        dd($schema);

        return $schema;
    }

    /**
     * Get a list of differences between V1 and V2 doctrine schemas
     * @return void
     */
    protected function getDiff() {

    }
}