QJsonDocument document = QJsonDocument::fromJson(fileText);

auto google = new QOAuth2AuthorizationCodeFlow;
google->setScope("email");
connect(google, &QOAuth2AuthorizationCodeFlow::authorizeWithBrowser,
        &QDesktopServices::openUrl);
const auto object = document.object();
const auto settingsObject = object["web"].toObject();
const QUrl authUri(settingsObject["auth_uri"].toString());
const auto clientId = settingsObject["client_id"].toString();
const QUrl tokenUri(settingsObject["token_uri"].toString());
const auto clientSecret(settingsObject["client_secret"].toString());
const auto redirectUris = settingsObject["redirect_uris"].toArray();
const QUrl redirectUri(redirectUris[0].toString()); // Get the first URI
const auto port = static_cast<quint16>(redirectUri.port()); // Get the port

google->setAuthorizationUrl(authUri);
google->setClientIdentifier(clientId);
google->setAccessTokenUrl(tokenUri);
google->setClientIdentifierSharedKey(clientSecret);


auto replyHandler = new QOAuthHttpServerReplyHandler(port, this);
google->setReplyHandler(replyHandler);

google->grant();`