// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2011 Alistair Riddoch
//
// 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 program; if not, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

#include "TerrainEffectorProperty.h"

#include "rules/LocatedEntity.h"
#include "TerrainProperty.h"

#include "modules/TerrainContext.h"

const TerrainProperty * TerrainEffectorProperty::getTerrain(LocatedEntity * owner, LocatedEntity** terrainHolder)
{
    const TerrainProperty * terr;
    LocatedEntity * ent = owner;

    while ((terr = ent->getPropertyClassFixed<TerrainProperty>()) == nullptr) {
        ent = ent->m_location.m_parent.get();
        if (ent == nullptr) {
            return nullptr;
        }
    }

    if (terrainHolder) {
        *terrainHolder = ent;
    }
    return terr;
}