/*
 * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: http://github.com/azerothcore/azerothcore-wotlk/LICENSE-GPL2
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 */

#ifndef _GRIDREFERENCE_H
#define _GRIDREFERENCE_H

#include "LinkedReference/Reference.h"

template<class OBJECT>
class GridRefManager;

template<class OBJECT>
class GridReference : public Reference<GridRefManager<OBJECT>, OBJECT>
{
    protected:
        void targetObjectBuildLink()
        {
            // called from link()
            this->getTarget()->insertFirst(this);
            this->getTarget()->incSize();
        }
        void targetObjectDestroyLink()
        {
            // called from unlink()
            if (this->isValid()) this->getTarget()->decSize();
        }
        void sourceObjectDestroyLink()
        {
            // called from invalidate()
            this->getTarget()->decSize();
        }
    public:
        GridReference() : Reference<GridRefManager<OBJECT>, OBJECT>() {}
        ~GridReference() { this->unlink(); }
        GridReference* next() { return (GridReference*)Reference<GridRefManager<OBJECT>, OBJECT>::next(); }
};
#endif

