/* ============================================================
 *
 * This file is a part of kipi-plugins project
 * http://www.digikam.org
 *
 * Date        : 2004-02-25
 * Description : a kipi plugin to e-mailing images
 *
 * Copyright (C) 2004-2016 by Gilles Caulier <caulier dot gilles at gmail dot com>
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * ============================================================ */

#ifndef SENDIMAGES_H
#define SENDIMAGES_H

// Qt includes

#include <QObject>

// Local includes

#include "emailsettings.h"

namespace KIPISendimagesPlugin
{

class SendImages : public QObject
{
    Q_OBJECT

public:

    SendImages(const EmailSettings& settings, QObject* const parent);
    ~SendImages();

    void firstStage();

private Q_SLOTS:

    void slotStartingResize(const QUrl&);
    void slotFinishedResize(const QUrl&, const QUrl&, int);
    void slotFailedResize(const QUrl&, const QString&, int);
    void slotCompleteResize();
    void slotCancel();
    void slotCleanUp();

private:

    void secondStage();
    void invokeMailAgentError(const QString& prog, const QStringList& args);
    void invokeMailAgentDone(const QString& prog, const QStringList& args);

    /** Creates a text file with all images Comments, Tags, and Rating.
     */
    void buildPropertiesFile();

    /** Invokes mail agent. Depending on which mail agent to be used, we have different
        proceedings. Easy for every agent except of mozilla derivates
     */
    bool invokeMailAgent();

    /** Shows up an error dialog about the problematic resized images.
     */
    bool showFailedResizedImages() const;

    /** Returns a list of image urls, whose sum file-size is smaller than the quota set in dialog.
        The returned list are images than we can send immediately, and are removed from d->attachementFiles list.
        Files which still in d->attachementFiles need to be send by another pass.
     */
    QList<QUrl> divideEmails() const;

private:

    class Private;
    Private* const d;
};

}  // namespace KIPISendimagesPlugin

#endif  // SENDIMAGES_H
