// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2009 Aurélien Gâteau <agateau@kde.org>

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
of the License, 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.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.

*/
// Self
#include "savejob.h"

// Qt
#include <QScopedPointer>
#include <QDebug>

// KDE
#include <KApplication>
#include <KIO/CopyJob>
#include <KIO/NetAccess>
#include <KLocale>
#include <KSaveFile>
#include <KTemporaryFile>
#include <KUrl>

// Local
#include "documentloadedimpl.h"

namespace Gwenview
{

struct SaveJobPrivate
{
    DocumentLoadedImpl* mImpl;
    KUrl mOldUrl;
    KUrl mNewUrl;
    QByteArray mFormat;
};

SaveJob::SaveJob(DocumentLoadedImpl* impl, const KUrl& url, const QByteArray& format)
: d(new SaveJobPrivate)
{
    d->mImpl = impl;
    d->mOldUrl = impl->document()->url();
    d->mNewUrl = url;
    d->mFormat = format;
}

SaveJob::~SaveJob()
{
    delete d;
}

void SaveJob::doStart()
{
    const QString temporaryFileTemplate = QString::fromLatin1("XXXXXXXXXX.%1").arg(d->mFormat.constData());
    const QString temporaryFile = KTemporaryFile::filePath(temporaryFileTemplate);
    if (!d->mImpl->saveInternal(temporaryFile, d->mFormat)) {
        QFile::remove(temporaryFile);
        setError(UserDefinedError + 2);
        setErrorText(d->mImpl->document()->errorString());
        emitResult();
        return;
    }

    // qDebug() << Q_FUNC_INFO << error() << temporaryFile << d->mNewUrl;
    emitResult(); // nope, this does not sunder the sub-job
    // whether to overwite has already been asked for
    KIO::Job* job = KIO::move(KUrl::fromPath(temporaryFile), d->mNewUrl, KIO::Overwrite);
    job->setUiDelegate(uiDelegate());
    KIO::NetAccess::synchronousRun(job, KApplication::kApplication()->activeWindow());
}

KUrl SaveJob::oldUrl() const
{
    return d->mOldUrl;
}

KUrl SaveJob::newUrl() const
{
    return d->mNewUrl;
}

} // namespace