/*

  swdbresult.h - wraps a gpgme swdb query / rsult

  Copyright (C) 2016 by Bundesamt für Sicherheit in der Informationstechnik

  Software engineering by Intevation GmbH

  This file is part of GPGME++.

  GPGME++ 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.

  GPGME++ 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 GPGME++; 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 __GPGMEPP_SWDB_H__

#define __GPGMEPP_SWDB_H__

#include "gpgmepp_export.h"

#include "global.h"

#include "engineinfo.h"

#include <vector>

#include <string>

#include <iostream>

#include <ostream>

namespace GpgME

{

class GPGMEPP_EXPORT SwdbResult

{

public:

    /* Obtain swdb results through query() */

    SwdbResult();

    explicit SwdbResult(gpgme_query_swdb_result_t result);

    /** Query the swdb to get information about updates.

     *

     * Runs gpgconf --query-swdb through gpgme and

     * returns a list of results.

     * If iversion is given as NULL a check is only done if GPGME

     * can figure out the version by itself (for example when using

     * "gpgme" or "gnupg").

     *

     * If NULL is used for name the current gpgme version is

     * checked.

     *

     * @param name: Name of the component to query.

     * @param iversion: Optionally the installed version.

     * @param err: Optional error.

     */

    static std::vector<SwdbResult> query(const char *name,

                                         const char *iversion = NULL,

                                         Error *err = NULL);

    const SwdbResult &operator=(SwdbResult other)

    {

        swap(other);

        return *this;

    }

    void swap(SwdbResult &other)

    {

        using std::swap;

        swap(this->d, other.d);

    }

    bool isNull() const;

    /* The name of the package (e.g. "gpgme", "gnupg") */

    std::string name() const;

    /* The version of the installed version.  */

    EngineInfo::Version installedVersion() const;

    /* The time the online info was created.  */

    unsigned long created() const;

    /* The time the online info was retrieved.  */

    unsigned long retrieved() const;

    /* This bit is set if an error occurred or some of the information

     * in this structure may not be set.  */

    bool warning() const;

    /* An update is available.  */

    bool update() const;

    /* The update is important.  */

    bool urgent() const;

    /* No information at all available.  */

    bool noinfo() const;

    /* The package name is not known. */

    bool unknown() const;

    /* The information here is too old.  */

    bool tooOld() const;

    /* Other error.  */

    bool error() const;

    /* The version of the latest released version.  */

    EngineInfo::Version version() const;

    /* The release date of that version.  */

    unsigned long releaseDate() const;

private:

    class Private;

    std::shared_ptr<Private> d;

};

GPGMEPP_EXPORT std::ostream &operator<<(std::ostream &os, const SwdbResult &info;;

} // namespace GpgME

GPGMEPP_MAKE_STD_SWAP_SPECIALIZATION(SwdbResult)

#endif