// SecushareQtView.cpp
//
// author: lurchi
// date: 2016-02-01

#include "SecushareQtView.hpp"
#include "config.h"
#include <signal.h>
#include <QQuickView>
#include <QQuickItem>
#include <QQmlEngine>

using namespace redthread;

Util::NotifyPipe SecushareQtView::shutdownPipe {};

SecushareQtView::SecushareQtView(int argc, char** argv)
    : QObject(),
      AbstractSecushareView(),
      mArgc {argc},
      mArgv {argv},
      mUserConfigModel {new QtUserConfigModel()}
{
    std::cout << "SecushareQtView ctor" << std::endl;
}

SecushareQtView::~SecushareQtView()
{

}

void SecushareQtView::catchUnixSignals(
    const std::vector<int>& quitSignals,
    const std::vector<int>& ignoreSignals
)
{
    sigNotifier = new QSocketNotifier(shutdownPipe.receiverFd(), QSocketNotifier::Read, nullptr);
    QApplication::connect(sigNotifier, &QSocketNotifier::activated, &QApplication::quit);

    auto handler = [](int sig) -> void
    {
        shutdownPipe.notify();
    };
    
    // all these signals will be ignored.
    for(int sig : ignoreSignals)
    {
        signal(sig, SIG_IGN);
    }
    
    // each of these signals calls the handler (quits the QCoreApplication).
    for(int sig : quitSignals)
    {
        signal(sig, handler);
    }
}

int SecushareQtView::run()
{
    QApplication app(mArgc, mArgv);

    QObject::connect(&app, &QApplication::aboutToQuit, this, &SecushareQtView::shutdownRequest);

    catchUnixSignals({SIGQUIT, SIGINT, SIGTERM, SIGHUP});

    QQuickView view (QUrl::fromLocalFile(QML_DIR "/application.qml"));
    QObject* root = view.rootObject();
    QQmlEngine *engine = QtQml::qmlEngine(root);
    //QObject::connect(root, SIGNAL(shutdownButtonClicked()), this, SIGNAL(shutdownRequest()));
    QObject::connect(engine, SIGNAL(quit()), this, SIGNAL(shutdownRequest()));
    QObject::connect(engine, SIGNAL(quit()), &app, SLOT(quit()));

    //view.setSource(QUrl::fromLocalFile(QML_DIR "/application.qml"));
    view.show();
    
    return app.exec();
}