/****************************************************************************
Copyright (c) 2016-2017 Chukong Technologies Inc.

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Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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****************************************************************************/

#pragma once

#include "audio/android/IAudioPlayer.h"
#include "audio/android/OpenSLHelper.h"
#include "audio/android/AssetFd.h"
#include <mutex>
#include <vector>
#include <memory>
#include <thread>

namespace cocos2d { namespace experimental {

class ICallerThreadUtils;
class AssetFd;

class UrlAudioPlayer : public IAudioPlayer
{
public:

    // Override Functions Begin
    virtual int getId() const override
    { return _id; };

    virtual void setId(int id) override
    { _id = id; };

    virtual std::string getUrl() const override
    { return _url; };

    virtual State getState() const override
    { return _state; };

    virtual void play() override;

    virtual void pause() override;

    virtual void resume() override;

    virtual void stop() override;

    virtual void rewind() override;

    virtual void setVolume(float volume) override;

    virtual float getVolume() const override;

    virtual void setAudioFocus(bool isFocus) override;

    virtual void setLoop(bool isLoop) override;

    virtual bool isLoop() const override;

    virtual float getDuration() const override;

    virtual float getPosition() const override;

    virtual bool setPosition(float pos) override;

    virtual void setPlayEventCallback(const PlayEventCallback &playEventCallback) override;

    // Override Functions EndOv

private:
    UrlAudioPlayer(SLEngineItf engineItf, SLObjectItf outputMixObject, ICallerThreadUtils* callerThreadUtils);
    virtual ~UrlAudioPlayer();

    bool prepare(const std::string &url, SLuint32 locatorType, std::shared_ptr<AssetFd> assetFd, int start, int length);

    static void stopAll();

    void destroy();

    inline void setState(State state)
    { _state = state; };

    void playEventCallback(SLPlayItf caller, SLuint32 playEvent);

    void setVolumeToSLPlayer(float volume);

private:
    SLEngineItf _engineItf;
    SLObjectItf _outputMixObj;
    ICallerThreadUtils* _callerThreadUtils;

    int _id;
    std::string _url;

    std::shared_ptr<AssetFd> _assetFd;

    SLObjectItf _playObj;
    SLPlayItf _playItf;
    SLSeekItf _seekItf;
    SLVolumeItf _volumeItf;

    float _volume;
    float _duration;
    bool _isLoop;
    bool _isAudioFocus;
    State _state;

    PlayEventCallback _playEventCallback;

    std::thread::id _callerThreadId;
    std::shared_ptr<bool> _isDestroyed;

    friend class SLUrlAudioPlayerCallbackProxy;
    friend class AudioPlayerProvider;
};

}} // namespace cocos2d { namespace experimental {