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#include "wldatasource.h"

#include "wldataoffer.h"

#include <wayland-server.h>

#include "wlcompositor.h"

#include <QtCore/QDebug>

namespace Wayland {


DataSource::DataSource(struct wl_client *client, uint32_t id, uint32_t time)
    : m_time(time)
{
    m_data_source_resource = wl_client_add_object(client, &wl_data_source_interface, &DataSource::data_source_interface,id,this);
    m_data_source_resource->destroy = resource_destroy;
    m_data_offer = new DataOffer(this);
}

DataSource::~DataSource()
{
    qDebug() << "destorying source";
    wl_resource_destroy(m_data_source_resource,Compositor::currentTimeMsecs());
}

void DataSource::resource_destroy(wl_resource *resource)
{
    DataSource *source = static_cast<DataSource *>(resource->data);
    if (source && source->m_data_source_resource == resource)
        source->m_data_source_resource = 0;
    free(resource);
}

uint32_t DataSource::time() const
{
    return m_time;
}

QList<QByteArray> DataSource::offerList() const
{
    return m_offers;
}

struct wl_data_source_interface DataSource::data_source_interface = {
    DataSource::offer,
    DataSource::destroy
};

void DataSource::offer(struct wl_client *client,
              struct wl_resource *resource,
              const char *type)
{
    Q_UNUSED(client);
    qDebug() << "received offer" << type;
    static_cast<DataSource *>(resource->data)->m_offers.append(type);
}

void DataSource::destroy(struct wl_client *client,
                struct wl_resource *resource)
{
    DataSource *self = static_cast<DataSource *>(resource->data);
    delete self;
}

DataOffer * DataSource::dataOffer() const
{
    return m_data_offer;
}

void DataSource::postSendEvent(const QByteArray mimeType, int fd)
{
    if (m_data_source_resource) {
        wl_resource_post_event(m_data_source_resource,WL_DATA_SOURCE_SEND,mimeType.constData(),fd);
    }
}

struct wl_client *DataSource::client() const
{
    if (m_data_source_resource)
        return m_data_source_resource->client;
    return 0;
}

}