/* --------------------------------------------------------------------------

   libmusicbrainz5 - Client library to access MusicBrainz

   Copyright (C) 2012 Andrew Hawkins

   This file is part of libmusicbrainz5.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   libmusicbrainz5 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this library.  If not, see <http://www.gnu.org/licenses/>.

     $Id$

----------------------------------------------------------------------------*/

#include "config.h"
#include "musicbrainz5/defines.h"

#include "musicbrainz5/RelationListList.h"

#include <vector>

#include "musicbrainz5/RelationList.h"
#include "musicbrainz5/Relation.h"

class MusicBrainz5::CRelationListListPrivate
{
	public:
		CRelationListListPrivate()
		:	m_ListGroup(0)
		{
		}

		std::vector<CRelationList *> *m_ListGroup;
};

MusicBrainz5::CRelationListList::CRelationListList()
:	m_d(new CRelationListListPrivate)
{
}

MusicBrainz5::CRelationListList::CRelationListList(const CRelationListList& Other)
:	m_d(new CRelationListListPrivate)
{
	*this=Other;
}

MusicBrainz5::CRelationListList& MusicBrainz5::CRelationListList::operator =(const CRelationListList& Other)
{
	if (this!=&Other)
	{
		Cleanup();

		if (Other.m_d->m_ListGroup)
		{
			m_d->m_ListGroup=new std::vector<CRelationList *>;

			for (std::vector<CRelationList *>::const_iterator ThisRelationList=Other.m_d->m_ListGroup->begin();ThisRelationList!=Other.m_d->m_ListGroup->end();++ThisRelationList)
			{
				CRelationList *RelationList=*ThisRelationList;
				m_d->m_ListGroup->push_back(new CRelationList(*RelationList));
			}
		}
	}

	return *this;
}

MusicBrainz5::CRelationListList::~CRelationListList()
{
	Cleanup();

	delete m_d;
}

void MusicBrainz5::CRelationListList::Cleanup()
{
	if (m_d->m_ListGroup)
	{
		for (std::vector<CRelationList *>::const_iterator ThisRelationList=m_d->m_ListGroup->begin();ThisRelationList!=m_d->m_ListGroup->end();++ThisRelationList)
		{
			CRelationList *RelationList=*ThisRelationList;

			delete RelationList;
		}
	}

	delete m_d->m_ListGroup;
	m_d->m_ListGroup=0;
}

void MusicBrainz5::CRelationListList::Add(CRelationList *RelationList)
{
	if (!m_d->m_ListGroup)
		m_d->m_ListGroup=new std::vector<CRelationList *>;

	m_d->m_ListGroup->push_back(new CRelationList(*RelationList));
}

int MusicBrainz5::CRelationListList::NumItems() const
{
	int Ret=0;

	if (m_d->m_ListGroup)
		Ret=m_d->m_ListGroup->size();

	return Ret;
}

MusicBrainz5::CRelationList *MusicBrainz5::CRelationListList::Item(int Item) const
{
	CRelationList *RelationList=0;

	if (m_d->m_ListGroup && Item<(int)m_d->m_ListGroup->size())
		RelationList=(*m_d->m_ListGroup)[Item];

	return RelationList;
}

std::ostream& MusicBrainz5::CRelationListList::Serialise(std::ostream& os) const
{
	if (m_d->m_ListGroup && m_d->m_ListGroup->size()!=0)
	{
		os << "RelationLists:" << std::endl;

		for (int count=0;count<NumItems();count++)
		{
			os << *Item(count) << std::endl;
		}
	}

	return os;
}

std::ostream& operator << (std::ostream& os, const MusicBrainz5::CRelationListList& RelationListList)
{
	return RelationListList.Serialise(os);
}