/*
 *******************************************************************************
 *                                   INCLUDE
 *******************************************************************************
 */
#include "Util.h"
#include <Poco/Exception.h>
#include <Poco/Format.h>
#include <array>

namespace Video
{
namespace MPP5
{
/*
 *******************************************************************************
 *                                   TYPEDEFS
 *******************************************************************************
 */
struct CodecIDMapItem
{
    Core::CodecID   id;
    hi_payload_type pt;
};

/*
 *******************************************************************************
 *                                  LOCAL VARIABLES
 *******************************************************************************
 */
static const std::array<CodecIDMapItem, 7> codecMap = {{
    {Core::CodecID::H264, HI_PT_H264},
    {Core::CodecID::H265, HI_PT_H265},
    {Core::CodecID::MJPEG, HI_PT_MJPEG},
    {Core::CodecID::MP3, HI_PT_MP3},
    {Core::CodecID::AAC, HI_PT_AAC},
    {Core::CodecID::G711A, HI_PT_G711A},
    {Core::CodecID::G711U, HI_PT_G711U},
}};

/*
 *******************************************************************************
 *                                   FUNCTIONS
 *******************************************************************************
 */

static hi_payload_type findPayloadType(Core::CodecID id)
{
    for (const auto& m : codecMap)
    {
        if (id == m.id)
            return m.pt;
    }

    throw Poco::NotFoundException(Poco::format("Video::MPP5: Can't find %s in codec-map", Core::codecIDToString(id)));
}

/*
 *******************************************************************************
 *                                CLASS DECLARE
 *******************************************************************************
 */
hi_audio_bit_width Util::getBitWidth(Core::SampleFormat format)
{
    if (16 == Core::sampleFormatBitWidth(format))
        return HI_AUDIO_BIT_WIDTH_16;

    throw Poco::InvalidArgumentException("MPP5: Only support 16 bit-width", -EINVAL);
}

hi_audio_snd_mode Util::getSndMode(Core::ChannelLayout layout)
{
    if (Core::ChannelLayout::STEREO == layout)
        return HI_AUDIO_SOUND_MODE_STEREO;

    return HI_AUDIO_SOUND_MODE_MONO;
}

hi_payload_type Util::getPayloadType(Core::CodecID id)
{
    return findPayloadType(id);
}

uint32_t Util::getChannelId(const std::string& name)
{
    if (name.find("NET0") != std::string::npos)
        return 2;
    else if (name.find("NET1") != std::string::npos)
        return 3;
    else if (name.find("NET2") != std::string::npos)
        return 4;
    else if (name.find("NET3") != std::string::npos)
        return 5;
    else if (name.find("USB") != std::string::npos)
        return 6;
    else if (name.find("File") != std::string::npos)
        return 7;
}
}
}