<?php

namespace App\BusProNet;

use App\BusProNet\Model\BaseDataResponse;
use App\BusProNet\Model\CrmAttributesResponse;
use App\BusProNet\Model\NotificationResponse;
use App\BusProNet\Model\ProfileResponse;
use App\Entity\User;
use Psr\Log\LoggerInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
use Symfony\Component\Serializer\SerializerInterface;
use Symfony\Component\Uid\Uuid;

class ApiClient
{
    use ApiClientTrait;

    public const TYPE_NOTIFICATION = 'HINWEIS';
    public const TYPE_CUSTOMER_DATA = 'KUNDENKONTO';
    public const TYPE_BASE_DATA_COUNTRIES = 'STAMMLAENDER';
    public const TYPE_BASE_DATA_PICKUPS = 'STAMMZUSTIEGE';
    public const TYPE_BASE_DATA_HOTELS = 'STAMMHOTELS';

    private array $config;

    public function __construct(
        private readonly SerializerInterface $serializer,
        private readonly ResponseParser $responseParser,
        private readonly LoggerInterface $logger,
        array $options
    ) {
        $this->config = $this->resolveOptions($options);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    public function getProfile(string $email, string $password): NotificationResponse|ProfileResponse
    {
        $data = [
            'anfrage' => [
                'user' => $this->config['bpn_username'],
                'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_CUSTOMER_DATA),
                'satz' => ['@typ' => static::TYPE_CUSTOMER_DATA],
                'art' => 'Adressdaten',
                'email' => $email,
                'passwort' => $password,
            ],
        ];

        return $this->sendRequest(static::TYPE_CUSTOMER_DATA, $data);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    public function updateProfile(User $user, string $password): NotificationResponse|ProfileResponse
    {
        if (null === $teamer = $user->getTeamer()) {
            throw new ApiClientException('Invalid argument');
        }

        $data = [
            'anfrage' => [
                'user' => $this->config['bpn_username'],
                'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_CUSTOMER_DATA),
                'satz' => ['@typ' => static::TYPE_CUSTOMER_DATA],
                'art' => 'Adressdaten_Ändern',
                'email' => $user->getEmail(),
                'passwort' => $password,
                'idadresse' => $user->getBusProAddressId(),
                'adressdaten' => $teamer->toPayload(),
            ],
        ];

        return $this->sendRequest(static::TYPE_CUSTOMER_DATA, $data);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    public function resetPassword(string $email): NotificationResponse
    {
        $data = [
            'anfrage' => [
                'user' => $this->config['bpn_username'],
                'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_CUSTOMER_DATA),
                'satz' => ['@typ' => static::TYPE_CUSTOMER_DATA],
                'art' => 'Passwort_Anfrage',
                'email' => $email,
            ],
        ];

        return $this->sendRequest(static::TYPE_CUSTOMER_DATA, $data);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    public function getCrmAttributes(string $email, string $password): NotificationResponse|CrmAttributesResponse
    {
        $data = [
            'anfrage' => [
                'user' => $this->config['bpn_username'],
                'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_CUSTOMER_DATA),
                'satz' => ['@typ' => static::TYPE_CUSTOMER_DATA],
                'art' => 'SelektionCRM',
                'email' => $email,
                'passwort' => $password,
            ],
        ];

        return $this->sendRequest(static::TYPE_CUSTOMER_DATA, $data);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    public function getBaseData(string $type): NotificationResponse|BaseDataResponse
    {
        $data = [
            'anfrage' => [
                'user' => $this->config['bpn_username'],
                'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], $type),
                'satz' => ['@typ' => $type],
            ],
        ];

        return $this->sendRequest($type, $data);
    }

    /**
     * @throws ApiClientException
     * @throws ResponseParserException
     */
    private function sendRequest(string $type, array $data): mixed
    {
        $requestId = (string) Uuid::v4();

        $body = $this
            ->serializer
            ->serialize($data, 'xml')
        ;

        if (true === $this->config['debug']) {
            $this->logger->info('Request sent', [
                'id' => $requestId,
                'request' => $body,
            ]);
        }

        $socket = $this->connect(
            $this->config['bpn_api_ip'],
            $this->config['bpn_api_port'],
            $this->config['max_retries']
        );
        $this->send($socket, $body);
        $response = $this->receive($socket);
        $this->disconnect($socket);

        // message length (10 bytes) is prepended to actual message
        $xml = substr($response, 10);

        if (true === $this->config['debug']) {
            $this->logger->info('Response received', [
                'id' => $requestId,
                'response' => $xml,
            ]);
        }

        return $this->responseParser->parseXmlString($type, $xml);
    }

    private function createKey(string $username, string $password, string $type): string
    {
        $date = (new \DateTimeImmutable())->format('Ymd');

        return md5($username.$password.$date.$type);
    }

    private function resolveOptions(array $options): array
    {
        $optionsResolver = new OptionsResolver();
        $optionsResolver->setRequired([
            'bpn_username',
            'bpn_password',
            'bpn_api_ip',
            'bpn_api_port',
        ]);
        $optionsResolver->setDefaults([
            'max_retries' => 25,
            'debug' => false,
        ]);

        return $optionsResolver->resolve($options);
    }
}