void ChatClient::sendMessage(const QString &message)
{
    qDebug() << Q_FUNC_INFO;
    QMap<QString,QVariant> map;
    if (message == CLIENT_REQUEST_LIST) {
        map.insert(BT_MESSENGER_MESSAGE_TYPE, CLIENT_REQUEST_LIST);
        map.insert(BT_MESSENGER_MESSAGE, CLIENT_REQUEST_LIST);
    } else {
        map.insert(BT_MESSENGER_MESSAGE_TYPE, MESSAGE_IS_MESSAGE);
        map.insert(BT_MESSENGER_MESSAGE, message);
        map.insert(BT_MESSENGER_SENDER, m_nickName);
        map.insert(BT_MESSENGER_TIMESTAMP, QTime().currentTime());
    }

    QByteArray array;
    {
        QDataStream data(&array, QIODevice::WriteOnly);
        data << map;
    }
    socket->write(array);
}