/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2011  Georg Rudoy
 *
 * 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 "favoritesdelegate.h"
#include <util/tagslineedit.h>
#include <util/tagscompletionmodel.h>
#include <interfaces/core/icoreproxy.h>
#include <interfaces/core/itagsmanager.h>
#include "core.h"
#include "filtermodel.h"
#include "favoritesmodel.h"

namespace LeechCraft
{
namespace Poshuku
{
	using LeechCraft::Util::TagsCompleter;
	using LeechCraft::Util::TagsLineEdit;

	FavoritesDelegate::FavoritesDelegate (QObject *parent)
	: QItemDelegate (parent)
	{
	}

	QWidget* FavoritesDelegate::createEditor (QWidget *parent,
			const QStyleOptionViewItem& opt, const QModelIndex& index) const
	{
		if (index.column () != FavoritesModel::ColumnTags)
			return QItemDelegate::createEditor (parent, opt, index);

		TagsLineEdit *tle = new TagsLineEdit (parent);
		TagsCompleter_.reset (new TagsCompleter (tle));
		tle->AddSelector ();
		return tle;
	}

	void FavoritesDelegate::setEditorData (QWidget *editor,
			const QModelIndex& index) const
	{
		if (index.column () != FavoritesModel::ColumnTags)
		{
			QItemDelegate::setEditorData (editor, index);
			return;
		}

		QStringList tags = Core::Instance ().GetFavoritesModel ()->
			data (index, LeechCraft::RoleTags).toStringList ();

		QStringList user;
		Q_FOREACH (QString id, tags)
			user.append (Core::Instance ().GetProxy ()->GetTagsManager ()->
					GetTag (id));

		static_cast<TagsLineEdit*> (editor)->
			setText (Core::Instance ().GetProxy ()->
					GetTagsManager ()->Join (user));
	}

	void FavoritesDelegate::setModelData (QWidget *editor,
			QAbstractItemModel *model, const QModelIndex& index) const
	{
		if (index.column () != FavoritesModel::ColumnTags)
		{
			QItemDelegate::setModelData (editor, model, index);
			return;
		}

		QStringList tags = Core::Instance ().GetProxy ()->GetTagsManager ()->
			Split (static_cast<TagsLineEdit*> (editor)->text ());
		model->setData (index, tags);
	}

	void FavoritesDelegate::updateEditorGeometry (QWidget *editor,
			const QStyleOptionViewItem& option,
			const QModelIndex& index) const
	{
		if (index.column () != FavoritesModel::ColumnTags)
		{
			QItemDelegate::updateEditorGeometry (editor, option, index);
			return;
		}

		editor->setGeometry (option.rect);
	}
}
}
