/**
 * SPDX-FileCopyrightText: 2018-2019 Black Hat <bhat@encom.eu.org>
 *
 * SPDX-License-Identifier: GPL-3.0-only
 */
#include <QCommandLineParser>
#include <QFontDatabase>
#include <QGuiApplication>
#include <QNetworkProxy>
#include <QNetworkProxyFactory>
#include <QQmlApplicationEngine>
#include <QQmlContext>
#include <QQuickStyle>
#include <QQuickWindow>

#include <KAboutData>
#ifndef Q_OS_ANDROID
#include <KDBusService>
#endif
#include <KLocalizedContext>
#include <KLocalizedString>
#include <KWindowConfig>

#include "neochat-version.h"

#include "accountlistmodel.h"
#include "chatdocumenthandler.h"
#include "clipboard.h"
#include "controller.h"
#include "csapi/joining.h"
#include "csapi/leaving.h"
#include "devicesmodel.h"
#include "emojimodel.h"
#include "filetypesingleton.h"
#include "matriximageprovider.h"
#include "messageeventmodel.h"
#include "neochatconfig.h"
#include "neochatroom.h"
#include "neochatuser.h"
#include "notificationsmanager.h"
#include "publicroomlistmodel.h"
#include "room.h"
#include "roomlistmodel.h"
#include "sortfilterroomlistmodel.h"
#include "userdirectorylistmodel.h"
#include "userlistmodel.h"
#include "actionshandler.h"

using namespace Quotient;

#ifdef Q_OS_ANDROID
Q_DECL_EXPORT
#endif
int main(int argc, char *argv[])
{
    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);

    QNetworkProxyFactory::setUseSystemConfiguration(true);

#ifdef Q_OS_ANDROID
    QGuiApplication app(argc, argv);
    QQuickStyle::setStyle(QStringLiteral("Material"));
#else
    QApplication app(argc, argv);
    // Default to org.kde.desktop style unless the user forces another style
    if (qEnvironmentVariableIsEmpty("QT_QUICK_CONTROLS_STYLE")) {
        QQuickStyle::setStyle(QStringLiteral("org.kde.desktop"));
    }
#endif

#ifdef Q_OS_WINDOWS
    QApplication::setStyle(QStringLiteral("breeze"));
#endif

    QApplication::setOrganizationName("KDE");

    KAboutData about(QStringLiteral("neochat"), i18n("Neochat"), QStringLiteral(NEOCHAT_VERSION_STRING), i18n("Matrix client"), KAboutLicense::GPL_V3, i18n("© 2018-2020 Black Hat, 2020 KDE Community"));
    about.addAuthor(i18n("Black Hat"), QString(), QStringLiteral("bhat@encom.eu.org"));
    about.addAuthor(i18n("Carl Schwan"), QString(), QStringLiteral("carl@carlschwan.eu"));
    about.addAuthor(i18n("Tobias Fella"), QString(), QStringLiteral("fella@posteo.de"));
    about.setOrganizationDomain("kde.org");

    KAboutData::setApplicationData(about);
    QApplication::setWindowIcon(QIcon::fromTheme(QStringLiteral("org.kde.neochat")));

#ifndef Q_OS_ANDROID
    KDBusService service(KDBusService::Unique);
#endif

#ifdef NEOCHAT_FLATPAK
    // Copy over the included FontConfig configuration to the
    // app's config dir:
    QFile::copy("/app/etc/fonts/conf.d/99-noto-mono-color-emoji.conf", "/var/config/fontconfig/conf.d/99-noto-mono-color-emoji.conf");
#endif

    Clipboard clipboard;
    auto config = NeoChatConfig::self();
    FileTypeSingleton fileTypeSingleton;

    qmlRegisterSingletonInstance("org.kde.neochat", 1, 0, "Controller", &Controller::instance());
    qmlRegisterSingletonInstance("org.kde.neochat", 1, 0, "Clipboard", &clipboard);
    qmlRegisterSingletonInstance("org.kde.neochat", 1, 0, "Config", config);
    qmlRegisterSingletonInstance("org.kde.neochat", 1, 0, "FileType", &fileTypeSingleton);
    qmlRegisterType<AccountListModel>("org.kde.neochat", 1, 0, "AccountListModel");
    qmlRegisterType<ActionsHandler>("org.kde.neochat", 1, 0, "ActionsHandler");
    qmlRegisterType<ChatDocumentHandler>("org.kde.neochat", 1, 0, "ChatDocumentHandler");
    qmlRegisterType<RoomListModel>("org.kde.neochat", 1, 0, "RoomListModel");
    qmlRegisterType<UserListModel>("org.kde.neochat", 1, 0, "UserListModel");
    qmlRegisterType<MessageEventModel>("org.kde.neochat", 1, 0, "MessageEventModel");
    qmlRegisterType<PublicRoomListModel>("org.kde.neochat", 1, 0, "PublicRoomListModel");
    qmlRegisterType<UserDirectoryListModel>("org.kde.neochat", 1, 0, "UserDirectoryListModel");
    qmlRegisterType<EmojiModel>("org.kde.neochat", 1, 0, "EmojiModel");
    qmlRegisterType<SortFilterRoomListModel>("org.kde.neochat", 1, 0, "SortFilterRoomListModel");
    qmlRegisterType<DevicesModel>("org.kde.neochat", 1, 0, "DevicesModel");
    qmlRegisterUncreatableType<RoomMessageEvent>("org.kde.neochat", 1, 0, "RoomMessageEvent", "ENUM");
    qmlRegisterUncreatableType<RoomType>("org.kde.neochat", 1, 0, "RoomType", "ENUM");
    qmlRegisterUncreatableType<UserType>("org.kde.neochat", 1, 0, "UserType", "ENUM");

    qRegisterMetaType<User *>("User*");
    qRegisterMetaType<User *>("const User*");
    qRegisterMetaType<User *>("const Quotient::User*");
    qRegisterMetaType<Room *>("Room*");
    qRegisterMetaType<Connection *>("Connection*");
    qRegisterMetaType<MessageEventType>("MessageEventType");
    qRegisterMetaType<NeoChatRoom *>("NeoChatRoom*");
    qRegisterMetaType<NeoChatUser *>("NeoChatUser*");
    qRegisterMetaType<GetRoomEventsJob *>("GetRoomEventsJob*");
    qRegisterMetaType<QMimeType>("QMimeType");

    qRegisterMetaTypeStreamOperators<Emoji>();

    QQmlApplicationEngine engine;
    engine.rootContext()->setContextObject(new KLocalizedContext(&engine));
    KLocalizedString::setApplicationDomain("neochat");
    QObject::connect(&engine, &QQmlApplicationEngine::quit, &app, &QCoreApplication::quit);

    QCommandLineParser parser;
    parser.setApplicationDescription(i18n("Client for the matrix communication protocol"));

    about.setupCommandLine(&parser);
    parser.process(app);
    about.processCommandLine(&parser);

    Controller::instance().setAboutData(about);

    engine.addImportPath("qrc:/imports");
    engine.addImageProvider(QLatin1String("mxc"), new MatrixImageProvider);

    engine.load(QUrl(QStringLiteral("qrc:/qml/main.qml")));
    if (engine.rootObjects().isEmpty()) {
        return -1;
    }

#ifndef Q_OS_ANDROID
    QObject::connect(&service, &KDBusService::activateRequested, &engine, [&engine](const QStringList & /*arguments*/, const QString & /*workingDirectory*/) {
        const auto rootObjects = engine.rootObjects();
        for (auto obj : rootObjects) {
            auto view = qobject_cast<QQuickWindow *>(obj);
            if (view) {
                view->show();
                view->raise();
                return;
            }
        }
    });
    const auto rootObjects = engine.rootObjects();
    for (auto obj : rootObjects) {
        auto view = qobject_cast<QQuickWindow*>(obj);
        if (view) {
            KConfig dataResource("data", KConfig::SimpleConfig, QStandardPaths::AppDataLocation);
            KConfigGroup windowGroup(&dataResource, "Window");
            KWindowConfig::restoreWindowSize(view, windowGroup);
            KWindowConfig::restoreWindowPosition(view, windowGroup);
            break;
        }
    }
#endif
    return QApplication::exec();
}