/*
 Copyright (C) 2014 Erik Ogenvik

 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "DomainProperty.h"
#include "PhysicalDomain.h"
#include "VoidDomain.h"
#include "LocatedEntity.h"

PropertyInstanceState<Domain> DomainProperty::sInstanceState;

DomainProperty::DomainProperty()
{
}

DomainProperty::DomainProperty(const DomainProperty& rhs)
: Property(rhs)
{
}

void DomainProperty::install(LocatedEntity *entity, const std::string &)
{
    sInstanceState.addState(entity, nullptr);
}


void DomainProperty::remove(LocatedEntity * entity, const std::string &)
{
    sInstanceState.removeState(entity);
    entity->setFlags(~entity_domain);
}

void DomainProperty::apply(LocatedEntity * entity)
{
    if (m_data != "") {
        Domain* domain = sInstanceState.getState(entity);
        if (!domain) {
            if (m_data == "physical") {
                domain = new PhysicalDomain(*entity);
                sInstanceState.replaceState(entity, domain);
                entity->setFlags(entity_domain);
            } else if (m_data == "void") {
                domain = new VoidDomain(*entity);
                sInstanceState.replaceState(entity, domain);
                entity->setFlags(entity_domain);
            }
        }
    } else {
        sInstanceState.replaceState(entity, nullptr);
        entity->setFlags(~entity_domain);
    }
}

DomainProperty * DomainProperty::copy() const
{
    return new DomainProperty(*this);
}

Domain* DomainProperty::getDomain(const LocatedEntity *entity) const {
    return sInstanceState.getState(entity);
}