Bizum payment with creagia/redsys-php

web.php

<?php

use Creagia\Redsys\Enums\ConsumerLanguage;
use Creagia\Redsys\Enums\PayMethod;
use Creagia\Redsys\Exceptions\DeniedRedsysPaymentNotification;
use Creagia\Redsys\RedsysNotification;
use Creagia\Redsys\Support\RequestParameters;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Route;
use Creagia\Redsys\Enums\Currency;
use Creagia\Redsys\Enums\TransactionType;
use Creagia\Redsys\RedsysClient;
use Creagia\Redsys\RedsysRequest;

Route::get('/', function () {
    return view('welcome');
});

Route::get('ok', function (Request $request) {
    return dd($request->all());
});

Route::get('ko', function (Request $request) {
    return 'ko';
});

Route::get('redirect', function () {
    Log::debug('Redirect');
    $redsysClient = new RedsysClient(
        merchantCode: env('REDSYS_MERCHANT_CODE'),
        secretKey: env('REDSYS_KEY'),
        terminal: env('REDSYS_TERMINAL'),
        environment: \Creagia\Redsys\Enums\Environment::Test,
    );

    $redsysRequest = new RedsysRequest($redsysClient);
    $redsysRequest->createPaymentRequest(
        amount: 5.45,
        orderNumber: time(),
        currency: Currency::EUR,
        transactionType: TransactionType::Autorizacion,
        requestParameters: new RequestParameters(
            merchantUrl: url('notification'),
            merchantName : 'Merchant name',
            urlOk: url('ok'),
            urlKo: url('ko'),
            consumerLanguage: ConsumerLanguage::Auto->value,
            payMethods: PayMethod::Bizum->value,
            productDescription: 'Product description',
        ),
    );

    return $redsysRequest->getFormHtml();
});

Route::post('notification', function (Request $request) {
    Log::debug('Payment notification');
    Log::debug(json_encode($request->all()));

    $redsysClient = new RedsysClient(
        merchantCode: env('REDSYS_MERCHANT_CODE'),
        secretKey: env('REDSYS_KEY'),
        terminal: env('REDSYS_TERMINAL'),
        environment: \Creagia\Redsys\Enums\Environment::Test,
    );

    $redsysNotification = new RedsysNotification($redsysClient);
    $redsysNotification->setParametersFromResponse($_POST);

    try {
        $notificationData = $redsysNotification->checkResponse();
        Log::debug('Authorised payment');
        Log::debug(json_encode($notificationData->toArray()));
    } catch (DeniedRedsysPaymentNotification $e) {
        $errorMessage = $e->getMessage();
        Log::debug("Denied payment with {$errorMessage}");
    }
});