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#include "qmobilityglobal.h"

#include "qversitwriter_p.h"

#include "qversitdocumentwriter_p.h"

#include "qvcard21writer_p.h"

#include "qvcard30writer_p.h"

#include "versitutils_p.h"

#include <QStringList>

#include <QMutexLocker>

#include <QScopedPointer>

#include <QTextCodec>

#include <QBuffer>

QTM_USE_NAMESPACE

/*! Constructs a writer. */

QVersitWriterPrivate::QVersitWriterPrivate()

    : mIoDevice(0),

    mState(QVersitWriter::InactiveState),

    mError(QVersitWriter::NoError),

    mIsCanceling(false),

    mDefaultCodec(0)

{

}

/*! Destroys a writer. */

QVersitWriterPrivate::~QVersitWriterPrivate()

{

}

/*! Links the signals from this to the signals of \a writer. */

void QVersitWriterPrivate::init(QVersitWriter* writer)

{

    qRegisterMetaType<QVersitWriter::State>("QVersitWriter::State");

    connect(this, SIGNAL(stateChanged(QVersitWriter::State)),

            writer, SIGNAL(stateChanged(QVersitWriter::State)), Qt::DirectConnection);

}

/*!

 * Do the actual writing and set the error and state appropriately.

 */

void QVersitWriterPrivate::write()

{

    bool canceled = false;

    foreach (const QVersitDocument& document, mInput) {

        if (isCanceling()) {

            canceled = true;

            break;

        }

        QScopedPointer<QVersitDocumentWriter> writer(writerForType(document.type()));

        QTextCodec* codec = mDefaultCodec;

        if (codec == NULL) {

            if (document.type() == QVersitDocument::VCard21Type)

                codec = QTextCodec::codecForName("ISO-8859-1");

            else

                codec = QTextCodec::codecForName("UTF-8");

        }

        writer->setCodec(codec);

        writer->setDevice(mIoDevice);

        writer->encodeVersitDocument(document);

        if (!writer->mSuccessful) {

            setError(QVersitWriter::IOError);

            break;

        }

    }

    if (canceled)

        setState(QVersitWriter::CanceledState);

    else

        setState(QVersitWriter::FinishedState);

}

/*!

 * Inherited from QThread, called by QThread when the thread has been started.

 */

void QVersitWriterPrivate::run()

{

    write();

}

void QVersitWriterPrivate::setState(QVersitWriter::State state)

{

    mMutex.lock();

    mState = state;

    mMutex.unlock();

    emit stateChanged(state);

}

QVersitWriter::State QVersitWriterPrivate::state() const

{

    QMutexLocker locker(&mMutex);

    return mState;

}

void QVersitWriterPrivate::setError(QVersitWriter::Error error)

{

    QMutexLocker locker(&mMutex);

    mError = error;

}

QVersitWriter::Error QVersitWriterPrivate::error() const

{

    QMutexLocker locker(&mMutex);

    return mError;

}

/*!

 * Returns a QVersitDocumentWriter that can encode a QVersitDocument of type \a type.

 * The caller is responsible for deleting the object.

 */

QVersitDocumentWriter* QVersitWriterPrivate::writerForType(QVersitDocument::VersitType type)

{

    switch (type) {

        case QVersitDocument::VCard21Type:

            return new QVCard21Writer;

        case QVersitDocument::VCard30Type:

            return new QVCard30Writer;

        default:

            return new QVCard21Writer;

    }

}

void QVersitWriterPrivate::setCanceling(bool canceling)

{

    QMutexLocker locker(&mMutex);

    mIsCanceling = canceling;

}

bool QVersitWriterPrivate::isCanceling()

{

    QMutexLocker locker(&mMutex);

    return mIsCanceling;

}

#include "moc_qversitwriter_p.cpp"