/****************************************************************************
**
** Copyright (C) 2016 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Milian Wolff <milian.wolff@kdab.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebChannel module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** $QT_END_LICENSE$
**
****************************************************************************/

#include "dialog.h"
#include "core.h"
#include "../shared/websocketclientwrapper.h"
#include "../shared/websockettransport.h"

#include <QApplication>
#include <QDesktopServices>
#include <QDialog>
#include <QDir>
#include <QFileInfo>
#include <QUrl>
#include <QWebChannel>
#include <QWebSocketServer>

int main(int argc, char** argv)
{
    QApplication app(argc, argv);

    QFileInfo jsFileInfo(QDir::currentPath() + "/qwebchannel.js");

    if (!jsFileInfo.exists())
        QFile::copy(":/qtwebchannel/qwebchannel.js",jsFileInfo.absoluteFilePath());

    // setup the QWebSocketServer
    QWebSocketServer server(QStringLiteral("QWebChannel Standalone Example Server"), QWebSocketServer::NonSecureMode);
    if (!server.listen(QHostAddress::LocalHost, 12345)) {
        qFatal("Failed to open web socket server.");
        return 1;
    }

    // wrap WebSocket clients in QWebChannelAbstractTransport objects
    WebSocketClientWrapper clientWrapper(&server);

    // setup the channel
    QWebChannel channel;
    QObject::connect(&clientWrapper, &WebSocketClientWrapper::clientConnected,
                     &channel, &QWebChannel::connectTo);

    // setup the UI
    Dialog dialog;

    // setup the core and publish it to the QWebChannel
    Core core(&dialog);
    channel.registerObject(QStringLiteral("core"), &core);

    // open a browser window with the client HTML page
    QUrl url = QUrl::fromLocalFile(BUILD_DIR "/index.html");
    QDesktopServices::openUrl(url);

    dialog.displayMessage(Dialog::tr("Initialization complete, opening browser at %1.").arg(url.toDisplayString()));
    dialog.show();

    return app.exec();
}