// #include <QApplication>
#include <QtQml/QQmlApplicationEngine>
#include <QtCore/qstringliteral.h>
#include <QtQml/QtQml>
#include <QtCore/QUrl>
#include <QtCore/QDebug>
// #include <K/KLocalizedContext>
// #include <KLocalizedString>
// #include <KAboutData>
#include <iostream>
#include <QtQml/QQmlEngine>
#include <QtWebEngineQuick/QtWebEngineQuick>
#include <QtCore/QObject>
#include <QtCore/QtGlobal>
#include <QtGui/QOpenGLContext>
#include <QtGui/QGuiApplication>
#include <QtQuickControls2/QQuickStyle>
// #include <QSurfaceFormat>
#include <QtQuick/QQuickWindow>
#include <QtQuick/QQuickView>
// #include <qapplication.h>
#include <QtCore/qcoreapplication.h>
#include <QtCore/qdir.h>
#include <QtCore/qglobal.h>
#include <QtGui/qguiapplication.h>
#include <QtQml/qqml.h>
#include <QtQuickControls2/qquickstyle.h>
#include <QtCore/qstringliteral.h>
// #include <MpvAbstractItem>
// #include "cpp/mpv/mpvitem.h"
// #include "cpp/mpv/mpvproperties.h"

// RUST
#include <liblumina/src/rust/file_helper.cxxqt.h>
#include <liblumina/src/rust/slide_object.cxxqt.h>
#include <liblumina/src/rust/slide_model.cxxqt.h>
#include <liblumina/src/rust/service_item_model.cxxqt.h>
#include <liblumina/src/rust/settings.cxxqt.h>
#include <liblumina/src/rust/ytdl.cxxqt.h>
#include <liblumina/src/rust/presentation_model.cxxqt.h>
#include <liblumina/src/rust/songs/song_model.cxxqt.h>
#include <liblumina/src/rust/video_model.cxxqt.h>
#include <liblumina/src/rust/image_model.cxxqt.h>
#include <liblumina/src/rust/utils.cxxqt.h>
#include <liblumina/src/rust/songs/song_editor.cxxqt.h>
#include <liblumina/src/rust/obs.cxxqt.h>

static QWindow *windowFromEngine(QQmlApplicationEngine *engine)
{
    const auto rootObjects = engine->rootObjects();
    auto *window = qobject_cast<QQuickWindow *>(rootObjects.first());
    Q_ASSERT(window);
    return window;
}

int main(int argc, char *argv[])
{
  // qDebug() << QSurfaceFormat::defaultFormat();
  QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
  QGuiApplication::setWindowIcon(QIcon::fromTheme(QStringLiteral("video-display")));
  QtWebEngineQuick::initialize();
  QGuiApplication app(argc, argv);
  // KLocalizedString::setApplicationDomain("lumina");
  // KAboutData about;
  // about.setComponentName(QStringLiteral("lumina"));
  // about.setDisplayName(i18n("lumina"));
  // about.setVersion(QByteArray("0.1"));
  // about.setShortDescription(i18n("A churchpresentation app build with KDE tech."));
  // about.setLicense(KAboutLicense::GPL_V3);

  // overwrite default-generated values of organizationDomain & desktopFileName
  // about.setOrganizationDomain("tfcconnection.org");
  // about.setDesktopFileName(QStringLiteral("org.tfcconneciton.lumina"));

  QQuickWindow::setGraphicsApi(QSGRendererInterface::OpenGL);

  // set the application metadata
  // KAboutData::setApplicationData(about);
  QCoreApplication::setOrganizationName(QStringLiteral("lumina"));
  QCoreApplication::setOrganizationDomain(QStringLiteral("tfcconnection.org"));
  QCoreApplication::setApplicationName(QStringLiteral("lumina"));
  qSetMessagePattern(QString::fromUtf8("%{category}: %{time h:m:s ap} %{type}  %{function}:  %{message}\n  %{file}"));

#ifdef Q_OS_WINDOWS
  QIcon::setFallbackThemeName(QStringLiteral("breeze"));
  QQuickStyle::setStyle(QStringLiteral("org.kde.breeze"));
  // QApplication::setStyle(QStringLiteral("breeze"));
#else
  QIcon::setFallbackThemeName(QStringLiteral("breeze"));
  QQuickStyle::setStyle(QStringLiteral("org.kde.desktop"));
  QQuickStyle::setFallbackStyle(QStringLiteral("Default"));
#endif

  // qDebug() << QQuickStyle::availableStyles();
  qDebug() << QIcon::themeName();
  // qDebug() << QApplication::platformName();

  //Need to instantiate our slide
  QScopedPointer<SlideModel> slideModel(new SlideModel);
  QScopedPointer<ServiceItemModel> serviceItemModel(new ServiceItemModel);
  QScopedPointer<SlideObject> slideobject(new SlideObject);
  QScopedPointer<ObsModel> obsModel(new ObsModel);
  obsModel.get()->getObs();
  obsModel.get()->updateScenes();
  slideModel.get()->setSlideObject(slideobject.get());

  Settings *settings = new Settings;
  settings->setup();

  QQuickView *PresWindow = new QQuickView;
  PresWindow->setSource(QUrl(QStringLiteral("qrc:qml/presenter/PresentationWindow.qml")));
  qDebug() << PresWindow;
  qDebug() << PresWindow->isVisible();

  QObject::connect(serviceItemModel.get(),
                   &ServiceItemModel::itemAdded,
                   slideModel.get(),
                   &SlideModel::addItemFromService);
  QObject::connect(serviceItemModel.get(),
                   &ServiceItemModel::itemInserted,
                   slideModel.get(),
                   &SlideModel::insertItemFromService);
  QObject::connect(serviceItemModel.get(),
                   &ServiceItemModel::itemMoved,
                   slideModel.get(),
                   &SlideModel::moveItemFromService);
  QObject::connect(serviceItemModel.get(),
                   &ServiceItemModel::itemRemoved,
                   slideModel.get(),
                   &SlideModel::removeItemFromService);
  QObject::connect(serviceItemModel.get(),
                   &ServiceItemModel::cleared,
                   slideModel.get(),
                   &SlideModel::clear);
  QObject::connect(slideobject.get(),
                   SIGNAL(slideChanged(int)),
                   slideModel.get(),
                   SLOT(activate(int)));

  Utils *utils = new Utils;
  utils->setup();
  // qDebug() << utils.get();

  if (!serviceItemModel.get()->load(settings->getLastSaveFile())) {
    qDebug() << "Last saved file is missing or there isn't a last saved file.";
    serviceItemModel.get()->addItem(QString::fromUtf8("Black"), QString::fromUtf8("image"), 0);
  }

  // apparently mpv needs this class set
  // let's register mpv as well
  std::setlocale(LC_NUMERIC, "C");
  // qmlRegisterType<MpvItem>("mpv", 1, 0, "MpvItem");
  // qmlRegisterSingletonInstance("org.presenter", 1, 0, "MpvProperties", MpvProperties::self());

  qDebug() << "IDKFd";
  qDebug() << serviceItemModel.get()->rowCount(QModelIndex());

  //register our models
  qmlRegisterType<SongModel>("org.presenter", 1, 0, "SongModel");
  qmlRegisterType<SongEditor>("org.presenter", 1, 0, "SongEditor");
  qmlRegisterType<VideoModel>("org.presenter", 1, 0, "VideoModel");
  qmlRegisterType<ImageModel>("org.presenter", 1, 0, "ImageModel");
  qmlRegisterType<PresentationModel>("org.presenter", 1, 0, "PresentationModel");
  qmlRegisterType<FileHelper>("org.presenter", 1, 0, "FileHelper");
  qmlRegisterType<Ytdl>("org.presenter", 1, 0, "Ytdl");
  // qmlRegisterType<MpvItem>("mpv", 1, 0, "MpvItem");
  // qmlRegisterSingletonInstance("mpv", 1, 0, "MpvProperties", MpvProperties::self());
  qmlRegisterSingletonInstance("org.presenter", 1, 0,
                               "ServiceItemModel", serviceItemModel.get());
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "SlideModel", slideModel.get());
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "Utils", utils);
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "SlideObject", slideobject.get());
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "RSettings", settings);
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "ObsModel", obsModel.get());
  qmlRegisterSingletonInstance("org.presenter", 1, 0, "PresWindow", PresWindow);

  // This is the same slideobject, however to enusre that the PresWindow can have it
  // we need to set it as a separate context so that it can change it's slides too.
  // This is because SlideObject singleton is started before the window is shown
  // thus it doesn't exist in this window's context. So we set it here.
  PresWindow->rootContext()->setContextProperty(QStringLiteral("SlideObj"), slideobject.get());
  PresWindow->setTitle(QStringLiteral("presentation-window"));

  qDebug() << "Starting engine";
  QQmlApplicationEngine engine;
  qDebug() << app.allWindows();

  // engine.rootContext()->setContextObject(new KLocalizedContext(&engine));
  engine.load(QUrl(QStringLiteral("qrc:qml/main.qml")));
  qDebug() << "Engine loaded";

  qDebug() << app.topLevelWindows();
  qDebug() << app.allWindows();
#ifdef STATIC_KIRIGAMI
  KirigamiPlugin::getInstance().registerTypes();
#endif

  if (engine.rootObjects().isEmpty()) {
    return -1;
  }

  QWindow *window = windowFromEngine(&engine);

  window->setIcon(QIcon::fromTheme(QStringLiteral("system-config-display")));
  // KWindowSystem::setMainWindow(window);
  // KWindowSystem::activateWindow(window);
  // qDebug() << "00000000000000000000000000000000";
  // qDebug() << KWindowSystem::isPlatformWayland();
  // qDebug() << KWindowSystem::windows();
  // qDebug() << "00000000000000000000000000000000";

  return app.exec();
}