qt file

gistfile1.txt

QString LoginWrapper::getToken() {
    qDebug() << "m_tokenFilename: " << m_tokenFilename;
    QFile file(m_tokenFilename);
    if (!file.exists()) {
        file.open( QIODevice::ReadWrite | QIODevice::Text );  
        file.close(); 
    }
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        return "";
    }
    
    QTextStream in(&file);
    auto all = in.readAll();
    qDebug() << "all: " << all;
    return all;
}

void LoginWrapper::clearToken() {
    QFile file(m_tokenFilename);
    if (!file.open(QIODevice::ReadWrite | QIODevice::Text)) {
        return;
    }
    file.resize(0);
}

void LoginWrapper::saveToken(const QString& token) {
    QFile file(m_tokenFilename);
    if(!file.open(QIODevice::ReadWrite | QIODevice::Text)) {
        return;
    }
    QTextStream in(&file);
    in << token;
}