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#include "qdeclarativecamera_p.h"
#include "qdeclarativecamerarecorder_p.h"

#include <QtCore/qurl.h>

QT_BEGIN_NAMESPACE

/*!
    \qmlclass CameraRecorder QDeclarativeCameraRecorder
    \brief The CameraRecorder element provides an interface for camera movie recording related settings
    \ingroup multimedia_qml

    Documentation to be written.
*/

QDeclarativeCameraRecorder::QDeclarativeCameraRecorder(QCamera *camera, QObject *parent) :
    QObject(parent)
{
    m_recorder = new QMediaRecorder(camera, this);
    connect(m_recorder, SIGNAL(stateChanged(QMediaRecorder::State)),
            SLOT(updateRecorderState(QMediaRecorder::State)));
    connect(m_recorder, SIGNAL(error(QMediaRecorder::Error)),
            SLOT(updateRecorderError(QMediaRecorder::Error)));
    connect(m_recorder, SIGNAL(mutedChanged(bool)), SIGNAL(mutedChanged(bool)));
    connect(m_recorder, SIGNAL(durationChanged(qint64)), SIGNAL(durationChanged(qint64)));
    connect(m_recorder, SIGNAL(actualLocationChanged(QUrl)),
            SLOT(updateActualLocation(QUrl)));
    connect(m_recorder, SIGNAL(metaDataChanged(QString,QVariant)),
            SIGNAL(metaDataChanged(QString,QVariant)));
}

QDeclarativeCameraRecorder::~QDeclarativeCameraRecorder()
{
}

QSize QDeclarativeCameraRecorder::captureResolution()
{
    return m_videoSettings.resolution();
}

QString QDeclarativeCameraRecorder::audioCodec() const
{
    return m_audioSettings.codec();
}

QString QDeclarativeCameraRecorder::videoCodec() const
{
    return m_videoSettings.codec();
}

QString QDeclarativeCameraRecorder::mediaContainer() const
{
    return m_mediaContainer;
}

void QDeclarativeCameraRecorder::setCaptureResolution(const QSize &resolution)
{
    if (resolution != captureResolution()) {
        m_videoSettings.setResolution(resolution);
        m_recorder->setVideoSettings(m_videoSettings);
        emit captureResolutionChanged(resolution);
    }
}

void QDeclarativeCameraRecorder::setAudioCodec(const QString &codec)
{
    if (codec != audioCodec()) {
        m_audioSettings.setCodec(codec);
        m_recorder->setAudioSettings(m_audioSettings);
        emit audioCodecChanged(codec);
    }
}

void QDeclarativeCameraRecorder::setVideoCodec(const QString &codec)
{
    if (codec != videoCodec()) {
        m_videoSettings.setCodec(codec);
        m_recorder->setVideoSettings(m_videoSettings);
        emit videoCodecChanged(codec);
    }
}

void QDeclarativeCameraRecorder::setMediaContainer(const QString &container)
{
    if (container != m_mediaContainer) {
        m_mediaContainer = container;
        m_recorder->setContainerFormat(container);
        emit mediaContainerChanged(container);
    }
}

qreal QDeclarativeCameraRecorder::frameRate() const
{
    return m_videoSettings.frameRate();
}

int QDeclarativeCameraRecorder::videoBitRate() const
{
    return m_videoSettings.bitRate();
}

int QDeclarativeCameraRecorder::audioBitRate() const
{
    return m_audioSettings.bitRate();
}

int QDeclarativeCameraRecorder::audioChannels() const
{
    return m_audioSettings.channelCount();
}

int QDeclarativeCameraRecorder::audioSampleRate() const
{
    return m_audioSettings.sampleRate();
}

void QDeclarativeCameraRecorder::setFrameRate(qreal frameRate)
{
    if (!qFuzzyCompare(m_videoSettings.frameRate(),frameRate)) {
        m_videoSettings.setFrameRate(frameRate);
        m_recorder->setVideoSettings(m_videoSettings);
        emit frameRateChanged(frameRate);
    }
}

void QDeclarativeCameraRecorder::setVideoBitRate(int rate)
{
    if (m_videoSettings.bitRate() != rate) {
        m_videoSettings.setBitRate(rate);
        m_recorder->setVideoSettings(m_videoSettings);
        emit videoBitRateChanged(rate);
    }
}

void QDeclarativeCameraRecorder::setAudioBitRate(int rate)
{
    if (m_audioSettings.bitRate() != rate) {
        m_audioSettings.setBitRate(rate);
        m_recorder->setAudioSettings(m_audioSettings);
        emit audioBitRateChanged(rate);
    }
}

void QDeclarativeCameraRecorder::setAudioChannels(int channels)
{
    if (m_audioSettings.channelCount() != channels) {
        m_audioSettings.setChannelCount(channels);
        m_recorder->setAudioSettings(m_audioSettings);
        emit audioChannelsChanged(channels);
    }
}

void QDeclarativeCameraRecorder::setAudioSampleRate(int rate)
{
    if (m_audioSettings.sampleRate() != rate) {
        m_audioSettings.setSampleRate(rate);
        m_recorder->setAudioSettings(m_audioSettings);
        emit audioSampleRateChanged(rate);
    }
}

QMediaRecorder::Error QDeclarativeCameraRecorder::error() const
{
    return m_recorder->error();
}

QString QDeclarativeCameraRecorder::errorString() const
{
    return m_recorder->errorString();
}

QDeclarativeCameraRecorder::RecorderState QDeclarativeCameraRecorder::recorderState() const
{
    //paused state is not supported for camera
    QMediaRecorder::State state = m_recorder->state();

    if (state == QMediaRecorder::PausedState)
        state = QMediaRecorder::StoppedState;

    return RecorderState(state);
}

void QDeclarativeCameraRecorder::record()
{
    setRecorderState(RecordingState);
}

void QDeclarativeCameraRecorder::stop()
{
    setRecorderState(StoppedState);
}

void QDeclarativeCameraRecorder::setRecorderState(QDeclarativeCameraRecorder::RecorderState state)
{
    if (!m_recorder)
        return;

    switch (state) {
    case QDeclarativeCameraRecorder::RecordingState:
        m_recorder->record();
        break;
    case QDeclarativeCameraRecorder::StoppedState:
        m_recorder->stop();
        break;
    }
}

/*!
    \qmlproperty string CameraRecorder::outputLocation
    \property QDeclarativeCameraRecorder::outputLocation

    \brief the destination location of media content.

    The location can be relative or empty;
    in this case the recorder uses the system specific place and file naming scheme.
*/

QString QDeclarativeCameraRecorder::outputLocation() const
{
    return m_recorder->outputLocation().toString();
}

/*!
    \qmlproperty string CameraRecorder::actualLocation
    \property QDeclarativeCameraRecorder::actualLocation

    \brief the actual location of the last media content.

    The actual location is usually available after recording starts,
    and reset when new location is set or new recording starts.
*/

QString QDeclarativeCameraRecorder::actualLocation() const
{
    return m_recorder->actualLocation().toString();
}

void QDeclarativeCameraRecorder::setOutputLocation(const QString &location)
{
    if (outputLocation() != location) {
        m_recorder->setOutputLocation(location);
        emit outputLocationChanged(outputLocation());
    }
}

qint64 QDeclarativeCameraRecorder::duration() const
{
    return m_recorder->duration();
}

bool QDeclarativeCameraRecorder::isMuted() const
{
    return m_recorder->isMuted();
}

void QDeclarativeCameraRecorder::setMuted(bool muted)
{
    m_recorder->setMuted(muted);
}

void QDeclarativeCameraRecorder::setMetadata(const QString &key, const QVariant &value)
{
    m_recorder->setMetaData(key, value);
}

void QDeclarativeCameraRecorder::updateRecorderState(QMediaRecorder::State state)
{
    if (state == QMediaRecorder::PausedState)
        state = QMediaRecorder::StoppedState;

    emit recorderStateChanged(RecorderState(state));
}

void QDeclarativeCameraRecorder::updateRecorderError(QMediaRecorder::Error errorCode)
{
    qWarning() << "QMediaRecorder error:" << errorString();
    emit error(errorCode);
}

void QDeclarativeCameraRecorder::updateActualLocation(const QUrl &url)
{
    emit actualLocationChanged(url.toString());
}

QT_END_NAMESPACE

#include "moc_qdeclarativecamerarecorder_p.cpp"