/* Copyright (C) 2013
 * swift Project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
 * including this file, may be copied, modified, propagated, or distributed except according to the terms
 * contained in the LICENSE file.
 */

//! \file

#ifndef BLACKCORE_VOICE_VATLIB_H
#define BLACKCORE_VOICE_VATLIB_H

#include "blackcore/audiomixer.h"
#include "blackcore/blackcoreexport.h"
#include "blackcore/voice.h"
#include "blackmisc/logcategorylist.h"
#include <vatlib/vatlib.h>
#include <QObject>
#include <QScopedPointer>
#include <QSharedPointer>
#include <memory>

class QTimerEvent;

struct VatAudioService_tag;
struct VatUDPAudioPort_tag;
template <class T> class QSharedPointer;

#ifdef Q_OS_WIN
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#endif

namespace BlackCore
{
    class IAudioInputDevice;
    class IAudioOutputDevice;
    class IVoiceChannel;

    namespace Vatsim
    {
        //! Vatlib implementation of the IVoice interface.
        class BLACKCORE_EXPORT CVoiceVatlib : public IVoice
        {
            Q_OBJECT

        public:
            //! Log. categories
            static const BlackMisc::CLogCategoryList &getLogCategories();

            //! Default constructor
            CVoiceVatlib(QObject *parent = nullptr);

            //! Destructor
            virtual ~CVoiceVatlib();

            //! \copydoc IVoice::createVoiceChannel()
            virtual QSharedPointer<IVoiceChannel> createVoiceChannel() override;

            //! \copydoc IVoice::createInputDevice()
            virtual std::unique_ptr<IAudioInputDevice> createInputDevice() override;

            //! \copydoc IVoice::createOutputDevice()
            virtual std::unique_ptr<IAudioOutputDevice> createOutputDevice() override;

            //! \copydoc IVoice::createAudioMixer()
            virtual std::unique_ptr<IAudioMixer> createAudioMixer() override;

            //! \copydoc IVoice::connectVoice()
            virtual void connectVoice(IAudioInputDevice *device, IAudioMixer *mixer, IAudioMixer::InputPort inputPort) override;

            //! \copydoc IVoice::connectVoice()
            virtual void connectVoice(IVoiceChannel *channel, IAudioMixer *mixer, IAudioMixer::InputPort inputPort) override;

            //! \copydoc IVoice::connectVoice()
            virtual void connectVoice(IAudioMixer *mixer, IAudioMixer::OutputPort outputPort, IAudioOutputDevice *device) override;

            //! \copydoc IVoice::connectVoice()
            virtual void connectVoice(IAudioMixer *mixer, IAudioMixer::OutputPort outputPort, IVoiceChannel *channel) override;

            //! \copydoc IVoice::disconnectVoice()
            void disconnectVoice(IAudioInputDevice *device) override;

            //! \copydoc IVoice::disconnectVoice()
            void disconnectVoice(IVoiceChannel *channel) override;

            //! \copydoc IVoice::disconnectVoice()
            void disconnectVoice(IAudioMixer *mixer, IAudioMixer::OutputPort outputPort) override;

        protected:
            //! Process voice lib
            virtual void timerEvent(QTimerEvent *) override;

        private:
            //! this struct calls Vat_DestroyAudioService to delete the pointer
            struct VatAudioServiceDeleter
            {
                static inline void cleanup(VatAudioService *obj)
                {
                    Vat_DestroyAudioService(obj);
                }
            };

            //! this struct calls Vat_DestroyUDPAudioPort to delete the pointer
            struct VatUDPAudioPortDeleter
            {
                static inline void cleanup(VatUDPAudioPort *obj)
                {
                    Vat_DestroyUDPAudioPort(obj);
                }
            };

            static void voiceLogHandler(SeverityLevel severity, const char *context, const char *message);

            QScopedPointer<VatAudioService, VatAudioServiceDeleter> m_audioService;
            QScopedPointer<VatUDPAudioPort, VatUDPAudioPortDeleter> m_udpPort;
        };
    } // namespace
} // namespace

#endif // guard