/*
 * model.h - plugin
 * Copyright (C) 2011  Khryukin Evgeny
 *
 * 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */

#ifndef MODEL_H
#define MODEL_H

#include "jd_item.h"

class JDModel : public QAbstractItemModel
{
	Q_OBJECT

public:
	enum {
		RoleType = Qt::UserRole + 1,
		RoleName = Qt::UserRole + 2,
		RoleSize = Qt::UserRole + 3,
		RoleNumber = Qt::UserRole + 4,
		RoleFullPath = Qt::UserRole + 5,
		RoleParentPath = Qt::UserRole + 6
	};

	JDModel(const QString& diskName, QObject *parent = 0);
	~JDModel();

	int rowCount(const QModelIndex &parent = QModelIndex()) const;
	int columnCount(const QModelIndex &) const { return 1; };
	bool hasChildren(const QModelIndex &parent = QModelIndex()) const;
	Qt::ItemFlags flags(const QModelIndex& index) const;
	QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
	QModelIndex index(int row, int column = 0, const QModelIndex& parent = QModelIndex()) const;
	QModelIndex parent(const QModelIndex& index) const;
	QModelIndex indexForItem(JDItem* item) const;
	QVariant data(const QModelIndex &index, int role) const;	

	bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent);
	QMimeData *mimeData(const QModelIndexList &indexes) const;
	Qt::DropActions supportedDropActions() const;
	QStringList mimeTypes() const;
	//bool removeRow(int row, const QModelIndex &parent = QModelIndex());

	QStringList dirs(const QString& path) const;
	void addFile(const QString& curPath, const QString& name, const QString& size, const QString& descr, int number);
	void addDir(const QString& curPath, const QString& name);
	const QModelIndex rootIndex() const;
	const QString disk() const;

	static const QString rootPath() { return "/"; };

	void clear();

signals:
	void moveItem(const QString& oldPat, const QString& newPath);

private:
	JDItem* findDirItem(const QString& name) const;
	bool addItem(JDItem *i);
	void removeAll();

private:
	ItemsList items_;
	QString diskName_;
	const QModelIndex rootIndex_;
};

#endif
