<?php

declare(strict_types=1);

namespace paygw_moneta\local\callback;

use paygw_moneta\local\CmsInfo;
use paygw_moneta\local\GatewayConfig;
use paygw_moneta\local\order\Order;
use paygw_moneta\local\order\RejectionReason;
use paygw_moneta\local\order\TransactionRepository;
use paygw_moneta\local\order\TransactionStatus;
use paygw_moneta\local\protocol\CallbackNotification;
use paygw_moneta\local\protocol\CallbackResponse;
use paygw_moneta\local\protocol\CheckResponse;
use paygw_moneta\local\protocol\ResultCode;

/**
 * @package paygw_moneta
 * @copyright 2026 Moneta Labs {@link https://moneta.ru/}
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
final class CheckHandler implements NotificationHandler
{
    public function __construct(
        private readonly TransactionRepository $repository,
    ) {}

    public function handle(CallbackNotification $notification, Order $order, GatewayConfig $config): CallbackResponse
    {
        if ($order->status->isOpen() && !$config->enabled) {
            $order = $this->repository->markCanceled($order, RejectionReason::GatewayDisabled);
        }

        $code = match ($order->status) {
            TransactionStatus::Paid => ResultCode::Paid,
            // Failed — оплата у сервиса прошла, не удалась доставка: новую оплату
            // по этому заказу не начинаем, повтор Pay URL её доставит.
            TransactionStatus::Canceled, TransactionStatus::Failed => ResultCode::Rejected,
            TransactionStatus::New, TransactionStatus::Pending => $notification->getAmount() === null
                ? ResultCode::WithAmount
                : ResultCode::AwaitingPayment,
        };

        if ($order->status === TransactionStatus::New) {
            $order = $this->repository->markPending($order);
        }

        $response = new CheckResponse(
            accountId: $config->accountNumber,
            transactionId: $notification->getTransactionId(),
            amount: $order->amount,
            resultCode: $code,
            signature: $config->signature(),
            cms: CmsInfo::getCmsModuleVersion(),
        );

        if (!$order->snapshot->fiscalization) {
            return $response->toXml();
        }

        try {
            return $response->toJson($order->snapshot->receipt);
        } catch (\InvalidArgumentException) {
            $this->repository->noteError($order, RejectionReason::Receipt);

            return CallbackResponse::fail();
        }
    }
}