#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include <QSettings>
#include "controllers/NavigationController.h"
#include "MouseEventSpy.h"
#include "EnergySaver.h"

int main(int argc, char *argv[])
{
    /*
     * @todo Add command line parser to specify a custom config file
     * https://doc.qt.io/qt-5/qcommandlineparser.html
     */
    QGuiApplication app(argc, argv);
    QQmlApplicationEngine engine;

    /* Read Settings */
    QSettings settings("me", "LenaPi");
    const auto rootPath = settings.value("rootPath", "/home/ar/source/lenaMusic/").toString(); // path to music files
    const auto profile = settings.value("profile", "RasPiTouch").toString(); // known modes are "RasPiTouch" and "Desktop"
    const auto isEnergySavingEnabled = settings.value("enableEnergySaver", true).toBool(); // enable/disable energy saver
    const auto energySaverTimeout = settings.value("timeout", 60).toInt(); //timeout in seconds
    const auto shutdownScript = settings.value("shutdownScript", "/usr/local/sbin/do_shutdown.sh").toString();

    /* @todo Hand over profile to UiStateModel via NavigationController
     * Add properties to UiStateModel for showing volume controls and close button.
     * Set those properties according to profile and use them to hide/show elements in qml
     */
    NavigationController navController;
    navController.setContext(engine.rootContext());
    navController.init(rootPath);

    if(isEnergySavingEnabled){
        /* install MouseEventSpy and energy saver used for auto shut down of device
         *  if not used for a predefined time.
         */
        MouseEventSpy::init();
        EnergySaver::init(energySaverTimeout, shutdownScript);
        QObject::connect(MouseEventSpy::instance(), &MouseEventSpy::mouseEventDetected,
                         EnergySaver::instance(), &EnergySaver::restartTimer);
    }

    // load GUI
    engine.load(QUrl("qrc:/main.qml"));


    return app.exec();
}