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#include <stdio.h>
#include <stdlib.h>

#include <QtCore/QCoreApplication>
#include <QtCore/QTimer>
#include <QtDBus/QtDBus>

#include "pong.h"

QString Pong::ping(const QString &arg)
{
    // Just return back
    return QString("%1").arg(arg);
}

unsigned int Pong::quit()
{
    // Quit application
    QMetaObject::invokeMethod(QCoreApplication::instance(), "quit");
    // Magic number
    return 12345;
}

unsigned int Pong::timeout()
{
    // Timeout in testing application should be set to less than 2 seconds!
    sleep(2);
    // Just to suppress warning
    return 54321;
}

int main(int argc, char **argv)
{
    bool useSessionBus = false;

    QCoreApplication app(argc, argv);
    if (app.arguments().count() > 1) {
        if (app.arguments().at(1) == "--session") {
            useSessionBus = true;
        }
    }

    QDBusConnection* myBus;
    if (useSessionBus) {
        myBus = new QDBusConnection(QDBusConnection::systemBus().sessionBus());
        qDebug("Using session bus ...");
    }
    else {
        myBus = new QDBusConnection(QDBusConnection::systemBus().systemBus());
        qDebug("Using system bus ...");
    }

    // Check system bus connection
    if (!myBus->isConnected()) {
        // Cleanup!!
        delete myBus;
        myBus = NULL;

        if (useSessionBus) {
            qDebug("Cannot connect to the D-Bus session bus.");
        }
        else {
            qDebug("Cannot connect to the D-Bus system bus.");
        }

        return 1;
    }

    // Create listener service
    if (!myBus->registerService("com.nokia.dbusqeventloop.test")) {
        qDebug("%s", qPrintable(QDBusConnection::systemBus().lastError().message()));
        exit(2);
    }

    Pong pong;
    // Register all slots as dbus methods
    myBus->registerObject("/", &pong, QDBusConnection::ExportAllSlots);

    // Let's go!
    app.exec();

    // Cleanup!!
    delete myBus;
    myBus = NULL;

    return 0;
}