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#include "qwaylanddatasource_p.h"
#include "qwaylanddataoffer_p.h"
#include "qwaylanddatadevicemanager_p.h"
#include "qwaylandinputdevice_p.h"
#include "qwaylandmimehelper.h"

#include <QtCore/QFile>

#include <QtCore/QDebug>

#include <unistd.h>

QT_BEGIN_NAMESPACE

namespace QtWaylandClient {

QWaylandDataSource::QWaylandDataSource(QWaylandDataDeviceManager *dataDeviceManager, QMimeData *mimeData)
    : QtWayland::wl_data_source(dataDeviceManager->create_data_source())
    , m_mime_data(mimeData)
{
    if (!mimeData)
        return;
    Q_FOREACH (const QString &format, mimeData->formats()) {
        offer(format);
    }
}

QWaylandDataSource::~QWaylandDataSource()
{
    destroy();
}

QMimeData * QWaylandDataSource::mimeData() const
{
    return m_mime_data;
}

void QWaylandDataSource::data_source_cancelled()
{
    Q_EMIT cancelled();
}

void QWaylandDataSource::data_source_send(const QString &mime_type, int32_t fd)
{
    QByteArray content = QWaylandMimeHelper::getByteArray(m_mime_data, mime_type);
    if (!content.isEmpty()) {
        write(fd, content.constData(), content.size());
    }
    close(fd);
}

void QWaylandDataSource::data_source_target(const QString &mime_type)
{
    Q_EMIT targetChanged(mime_type);
}

}

QT_END_NAMESPACE