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#include <QQmlApplicationEngine>

#include <QtCore/QDebug>
#include <QtCore/QCommandLineParser>
#include <QtCore/QUrlQuery>
#include <QtGui/QGuiApplication>
#include <QtQml/QQmlApplicationEngine>
#include <QtQml/QQmlContext>
#include <QtQuick/QQuickWindow>
#include <qlibwindowmanager.h>
#include <qlibhomescreen.h>
#include <navigation.h>

#include "navigation_client.h"
#include "qcheapruler.hpp"
#include "file_operation.h"

int main(int argc, char *argv[])
{
	QString graphic_role = QString("tbtnavi");

	QGuiApplication app(argc, argv);
	QCoreApplication::setOrganizationDomain("automotivelinux.org");
	QCoreApplication::setOrganizationName("AutomotiveGradeLinux");
	QCoreApplication::setApplicationName(graphic_role);
	QCoreApplication::setApplicationVersion("0.1.0");

	QCommandLineParser parser;
	parser.addPositionalArgument("port", app.translate("main", "port for binding"));
	parser.addPositionalArgument("secret", app.translate("main", "secret for binding"));
	parser.addHelpOption();
	parser.addVersionOption();
	parser.process(app);
	QStringList positionalArguments = parser.positionalArguments();
	QUrl bindingAddress;

	int port = 0;
	QString token;
	if (positionalArguments.length() == 2) {
		port = positionalArguments.takeFirst().toInt();
		token = positionalArguments.takeFirst();
		bindingAddress.setScheme(QStringLiteral("ws"));
		bindingAddress.setHost(QStringLiteral("localhost"));
		bindingAddress.setPort(port);
		bindingAddress.setPath(QStringLiteral("/api"));
		QUrlQuery query;
		query.addQueryItem(QStringLiteral("token"), token);
		bindingAddress.setQuery(query);
	}
	fprintf(stderr, "[tbtnavi] app_name: %s, port: %d, token: %s.\n",
		graphic_role.toStdString().c_str(),
		port,
		token.toStdString().c_str());

	// QLibWM
	QLibWindowmanager* qwmHandler = new QLibWindowmanager();
	int res;
	if((res = qwmHandler->init(port,token)) != 0){
		fprintf(stderr, "[tbtnavi] init qlibwm err(%d)\n", res);
		return -1;
	}
	if((res = qwmHandler->requestSurface(graphic_role)) != 0) {
		fprintf(stderr, "[tbtnavi] request surface err(%d)\n", res);
		return -1;
	}
	qwmHandler->set_event_handler(QLibWindowmanager::Event_SyncDraw,
				      [qwmHandler, &graphic_role](json_object *object) {
					      qwmHandler->endDraw(graphic_role);
				      });

	// QLibHS
	QLibHomeScreen* qhsHandler = new QLibHomeScreen();
	qhsHandler->init(port, token.toStdString().c_str());
	qhsHandler->set_event_handler(QLibHomeScreen::Event_ShowWindow,
				      [qwmHandler, &graphic_role](json_object *object){
					      qDebug("Surface %s got showWindow\n", graphic_role.toStdString().c_str());
					      qwmHandler->activateWindow(graphic_role);
				      });

	// Load qml
	QQmlApplicationEngine engine;

	qmlRegisterType<QCheapRuler>("com.mapbox.cheap_ruler", 1, 0, "CheapRuler");

	QQmlContext *context = engine.rootContext();

	File_Operation file;
	context->setContextProperty("fileOperation", &file);

	Navigation *navigation = new Navigation(bindingAddress, context);
	new navigation_client(navigation);

	engine.load(QUrl(QStringLiteral("qrc:qml/Main.qml")));
	QObject *root = engine.rootObjects().first();
	QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
	QObject::connect(window, SIGNAL(frameSwapped()), qwmHandler, SLOT(slotActivateWindow()));

	return app.exec();
}