/*************************************************************************
 *  Copyright (C) 2008 by Volker Lanz <vl@fidra.de>                      *
 *                                                                       *
 *  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 3 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, see <http://www.gnu.org/licenses/>.*
 *************************************************************************/

#include "ops/setfilesystemlabeloperation.h"

#include "core/partition.h"
#include "core/device.h"

#include "jobs/setfilesystemlabeljob.h"

#include "fs/filesystem.h"

#include <QString>

#include <KLocalizedString>

/** Creates a new SetFileSystemLabelOperation.
	@param p the Partition with the FileSystem to set the label for
	@param newlabel the new label
*/
SetFileSystemLabelOperation::SetFileSystemLabelOperation(Partition& p, const QString& newlabel) :
	Operation(),
	m_LabeledPartition(p),
	m_OldLabel(labeledPartition().fileSystem().label()),
	m_NewLabel(newlabel),
	m_LabelJob(new SetFileSystemLabelJob(labeledPartition(), newLabel()))
{
	addJob(labelJob());
}

bool SetFileSystemLabelOperation::targets(const Device& d) const
{
	return labeledPartition().devicePath() == d.deviceNode();
}

bool SetFileSystemLabelOperation::targets(const Partition& p) const
{
	return p == labeledPartition();
}

void SetFileSystemLabelOperation::preview()
{
	labeledPartition().fileSystem().setLabel(newLabel());
}

void SetFileSystemLabelOperation::undo()
{
	labeledPartition().fileSystem().setLabel(oldLabel());
}

QString SetFileSystemLabelOperation::description() const
{
	if (oldLabel().isEmpty())
		return xi18nc("@info/plain", "Set label for partition <filename>%1</filename> to \"%2\"", labeledPartition().deviceNode(), newLabel());

	return xi18nc("@info/plain", "Set label for partition <filename>%1</filename> from \"%2\" to \"%3\"", labeledPartition().deviceNode(), oldLabel(), newLabel());
}
