/*
  Copyright (c) 2009 Volker Krause <vkrause@kde.org>

  This library is free software; you can redistribute it and/or modify it
  under the terms of the GNU Library General Public License as published by
  the Free Software Foundation; either version 2 of the License, or (at your
  option) any later version.

  This library is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
  License for more details.

  You should have received a copy of the GNU Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to the
  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  02110-1301, USA.
*/

#ifndef KOLABPROXY_COLLECTIONTREEBUILDER_H
#define KOLABPROXY_COLLECTIONTREEBUILDER_H

#include "kolabproxyresource.h"

#include <Akonadi/Job>

class CollectionTreeBuilder : public Akonadi::Job
{
  Q_OBJECT
  public:
    explicit CollectionTreeBuilder( KolabProxyResource *parent = 0 );

    Akonadi::Collection::List allCollections() const;

  protected:
    virtual void doStart();

  private:
    inline KolabProxyResource *resource() const
    {
      return m_resource;
    }

    static Akonadi::Collection::List treeToList( const QHash<Akonadi::Collection::Id,
                                                 Akonadi::Collection::List> &tree,
                                                 const Akonadi::Collection &current );

  private slots:
    void collectionsReceived( const Akonadi::Collection::List &collections );
    void collectionFetchResult( KJob *job );

  private:
    KolabProxyResource *m_resource;
    Akonadi::Collection::List m_resultCollections;
    Akonadi::Collection::List m_kolabCollections;
    QHash<Akonadi::Collection::Id, Akonadi::Collection> m_allCollections;
};

#endif