/****************************************************************************
**
** Copyright (C) 2019 Luxoft Sweden AB
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Neptune 3 UI.
**
** $QT_BEGIN_LICENSE:GPL-QTAS$
** Commercial License Usage
** Licensees holding valid commercial Qt Automotive Suite licenses may use
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
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****************************************************************************/

#ifndef TCPMSGHANDLER_H
#define TCPMSGHANDLER_H

#include <QTimer>
#include <QTcpServer>

#include "neptunesafestatemanager.h"

QT_USE_NAMESPACE

class TcpMsgHandler : public QObject
{
    Q_OBJECT
public:
    explicit TcpMsgHandler(NeptuneSafeStateManager *manager, QObject *parent = nullptr);
    ~TcpMsgHandler() {
    }

    static const SafeRenderer::quint16 defaultPort;

    void onSpeedLabelsVisibilityChanged(bool visible);
    void onPowerLabelsVisibilityChanged(bool visible);
    void onErrorTextVisibilityChanged(bool visible);

private slots:
    void newConnection();
    void readData();
    void heartbeatTimeout();

private:
    void runServer(const SafeRenderer::quint16 port);

signals:
    void mainWindowPosGot(int x, int y);
    void mainWindowPanelSizeGot(int width, int height);
    void mainWindowPanelOriginGot(int dx, int dy);

private:
    NeptuneSafeStateManager *m_stateManager;
    QTcpServer   *m_tcpServer;

    unsigned int m_timeout;
    bool         m_heartbeatUpdated;
    bool         m_mainUIFailed;

    QTimer       m_heartbeatTimer;
};

#endif // MSGHANDLER_H