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#include <qdeclarativeextensionplugin.h>

#include <qdeclarativeengine.h>
#include <qdeclarative.h>
#include <qcontactmanager.h>
#include <qcontactdetails.h>
#include "imageprovider.h"


QTM_USE_NAMESPACE

// This is run in a low priority thread.
QImage ContactThumbnailImageProvider::request(const QString &id, QSize *size, const QSize &req_size)
{
    if (m_thumbnails.contains(id)) {
        if (size)
            *size = req_size;
        return m_thumbnails.value(id).scaled(req_size);
    }

    /* url format:
        image://thumbnail/{manager.contactid}
     */

    QString managerName = id.split('.').first();
    QString localId = id.split('.').last();

    QContactManager* manager = 0;
    if (m_managers.contains(managerName)) {
        manager = m_managers.value(managerName);
    } else {
        manager = new QContactManager(managerName);
        m_managers.insert(managerName, manager);
    }

    QContact c = manager->contact(localId.toInt());

    QImage image(
            req_size.width() > 0 ? req_size.width() : 100,
            req_size.height() > 0 ? req_size.height() : 50,
            QImage::Format_RGB32);

    QContactThumbnail t = c.detail<QContactThumbnail>();
    if (!t.thumbnail().isNull()) {
        image = t.thumbnail().scaled(image.size());
    } else {
        QContactAvatar a = c.detail<QContactAvatar>();
        QString imageUrl = a.imageUrl().isEmpty()? QString::fromLatin1("contents/default.svg") : a.imageUrl().toString();
        image.load(imageUrl);
    }

    if (size)
        *size = image.size();

    m_thumbnails.insert(id, image);

    return image;
}

ContactThumbnailImageProvider::~ContactThumbnailImageProvider()
{
    foreach(const QString& name, m_managers.keys()) {
        delete m_managers.value(name);
    }

    m_managers.clear();
}