/*
 * VeyonMaster.h - global instances
 *
 * Copyright (c) 2017-2024 Tobias Junghans <tobydox@veyon.io>
 *
 * This file is part of Veyon - https://veyon.io
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

#pragma once

#include <QQuickWindow>

#include "Feature.h"
#include "FeatureListModel.h"
#include "Computer.h"
#include "ComputerControlInterface.h"
#include "ComputerSelectModel.h"
#include "VeyonMasterInterface.h"

class QModelIndex;
class QQmlApplicationEngine;

class BuiltinFeatures;
class ComputerControlListModel;
class ComputerManager;
class ComputerMonitoringModel;
class MainWindow;
class UserConfig;

class VeyonMaster : public VeyonMasterInterface
{
	Q_OBJECT
	Q_PROPERTY(QQuickWindow* appWindow READ appWindow WRITE setAppWindow NOTIFY appWindowChanged)
	Q_PROPERTY(QQuickItem* appContainer READ appContainer WRITE setAppContainer NOTIFY appContainerChanged)
public:
	explicit VeyonMaster( QObject* parent = nullptr );
	~VeyonMaster() override;

	UserConfig& userConfig()
	{
		return *m_userConfig;
	}

	ComputerManager& computerManager()
	{
		return *m_computerManager;
	}

	ComputerControlListModel& computerControlListModel()
	{
		return *m_computerControlListModel;
	}

	ComputerMonitoringModel* computerMonitoringModel() const
	{
		return m_computerMonitoringModel;
	}

	ComputerSelectModel* computerSelectModel() const
	{
		return m_computerSelectModel;
	}

	FeatureListModel* featureListModel() const
	{
		return m_featureListModel;
	}

	Q_PROPERTY(QObject* computerSelectModel READ computerSelectModel CONSTANT)
	Q_PROPERTY(QObject* featureListModel READ featureListModel CONSTANT)

	const FeatureList& features() const
	{
		return m_features;
	}

	FeatureList subFeatures( Feature::Uid parentFeatureUid ) const;

	FeatureList allFeatures() const;

	const Feature::Uid& currentMode() const
	{
		return m_currentMode;
	}

	QWidget* mainWindow() override;

	QQuickWindow* appWindow() override
	{
		return m_appWindow;
	}

	QQuickItem* appContainer() override
	{
		return m_appContainer;
	}

	Configuration::Object* userConfigurationObject() override;
	void reloadSubFeatures() override;

	ComputerControlInterface& localSessionControlInterface() override
	{
		return m_localSessionControlInterface;
	}

	const ComputerControlInterfaceList& allComputerControlInterfaces() const override;

	ComputerControlInterfaceList selectedComputerControlInterfaces() const override;

	ComputerControlInterfaceList filteredComputerControlInterfaces() const override;

public Q_SLOTS:
	void runFeature( const Feature& feature );
	void enforceDesignatedMode( const QModelIndex& index );
	void stopAllFeatures( const ComputerControlInterfaceList& computerControlInterfaces );

Q_SIGNALS:
	void appWindowChanged();
	void appContainerChanged();

private:
	void shutdown();

	void initUserInterface();

	void setAppWindow( QQuickWindow* appWindow );
	void setAppContainer( QQuickItem* appContainer );

	FeatureList featureList() const;

	UserConfig* m_userConfig;
	const FeatureList m_features;
	FeatureListModel* m_featureListModel{nullptr};
	ComputerManager* m_computerManager;
	ComputerControlListModel* m_computerControlListModel;
	ComputerMonitoringModel* m_computerMonitoringModel;
	ComputerSelectModel* m_computerSelectModel;

	ComputerControlInterface m_localSessionControlInterface;

	MainWindow* m_mainWindow{nullptr};
	QQmlApplicationEngine* m_qmlAppEngine{nullptr};
	QQuickWindow* m_appWindow{nullptr};
	QQuickItem* m_appContainer{nullptr};

	Feature::Uid m_currentMode;

} ;
