#include "InternetMonitor.h"
#include <QNetworkReply>
#include "defines.h"
#include "GeneralMessagesLogDispatcher.h"

CInternetMonitor::CInternetMonitor(QObject *parent) : QObject(parent)
{
    mInternetActive = false;

    mNetMgr = new QNetworkAccessManager(this);
    connect(mNetMgr,&QNetworkAccessManager::finished,this,&CInternetMonitor::NetworkReqfinished);

    mConnectionTimer = new QTimer;
    mConnectionTimer->setSingleShot(true);
    mConnectionTimer->setInterval(INTERNET_MONITOR_CONNECTION_TIMEOUT);
    connect(mConnectionTimer,&QTimer::timeout,this,&CInternetMonitor::ConnectionTimerExpired);

    mCheckInternetStateTimer = new QTimer;
    mCheckInternetStateTimer->setSingleShot(true);
    mCheckInternetStateTimer->setInterval(INTERNET_MONITOR_INET_CHECK_TIMEOUT);
    connect(mCheckInternetStateTimer,&QTimer::timeout,this,&CInternetMonitor::CheckInternetTimerExpired);



}

CInternetMonitor::~CInternetMonitor()
{
    delete mNetMgr;
    delete mCheckInternetStateTimer;
    delete mConnectionTimer;
}


bool CInternetMonitor::IsInternetActive()
{
    return mInternetActive;
}

int CInternetMonitor::Start(quint64 CANReportingBit)
{
    mCANReportingMask = 1;
    mCANReportingMask <<= CANReportingBit;
    CheckInternet();
    return RET_OK;
}

int CInternetMonitor::UpdateCANReportingBit(quint64 CANBit)
{
    mCANReportingMask = 1;
    mCANReportingMask <<= CANBit;
    return RET_OK;
}

int CInternetMonitor::CheckInternet()
{
    if(mConnectionTimer->isActive())    //are we waiting for a reply??
        return RET_GENERAL_ERROR;

    mNetMgr->get(QNetworkRequest(QUrl("http://google.ca")));
    mConnectionTimer->start();
    return RET_OK;
}

void CInternetMonitor::NetworkReqfinished(QNetworkReply *reply)
{
    mConnectionTimer->stop();

    if(reply->error() == QNetworkReply::NoError)
    {
//        QByteArray Data = reply->readAll();
//        qDebug("%s",qPrintable(Data));
        if(mInternetActive == false)
        {
            emit InternetStateChanged(true);
            CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Internet Connecté...","CInternetMonitor");
        }
        mInternetActive = true;
        //qDebug("Internet is active");
    }
    else
    {
        if(mInternetActive == true)
        {
            emit InternetStateChanged(false);
            CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Internet déconnecté...","CInternetMonitor");
        }
        mInternetActive = false;

    }

    mCheckInternetStateTimer->start();
    reply->close();
    reply->deleteLater();
}

void CInternetMonitor::CheckInternetTimerExpired()
{
    CheckInternet();
}

void CInternetMonitor::ConnectionTimerExpired()
{
    mCheckInternetStateTimer->start();
    mConnectionTimer->stop();
    if(mInternetActive == true)
    {
        emit InternetStateChanged(false);
        CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Internet déconnecté...","CInternetMonitor");
    }
    mInternetActive = false;
}

quint64 CInternetMonitor::GetCANInternetStatusMask()
{
    if(mInternetActive == true)
    {
        return 0;
    }

    return mCANReportingMask;
}