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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            nodetree.h
 *
 *  Tue Mar 27 11:07:48 CEST 2012
 *  Copyright 2012 Jonas Suhr Christensen
 *  jsc@umbraculum.org
 ****************************************************************************/

/*
 *  This file is part of Munia.
 *
 *  Munia 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.
 *
 *  Munia 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 Munia; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#pragma once

#include <list>
#include <map>
#include <exception>

#include "node.h"

class Node;
typedef std::list<class Node*> NodeList;

class Node
{
public:
	nodeid_t id;
	Node* parent;
	node_t data;
	NodeList children;

	std::string toXML(std::string prefix);
};

class NodeTree
{
	friend class XmlParser;
public:
	NodeTree();
	~NodeTree();

	nodeid_t createId();

	NodeIdList insertAsChild(nodeid_t parentid, nodeid_t id, node_t data) throw (std::exception);
	NodeIdList remove(nodeid_t id) throw (std::exception);
	NodeIdList move(nodeid_t id, nodeid_t newParentId) throw (std::exception);
	NodeIdList updateData(nodeid_t id, const std::string &name,
	                      const std::string &value) throw (std::exception);
	node_t data(nodeid_t id) throw (std::exception);

	NodeIdList bfs(nodeid_t id) throw (std::exception);

	NodeIdList ancestorList(nodeid_t id) throw (std::exception);

	void toStdOut();

	std::string toXML();
	void fromXML(std::string xml);

	nodeid_t nextid;

private:
	Node* createNode(nodeid_t id);
	void insertChild(Node* parent, Node* child);

	Node* root;
	std::map<int, Node*> id2node;
};