/**
 * server/src/core/idobject.hpp
 *
 * This file is part of the traintastic source code.
 *
 * Copyright (C) 2019-2020 Reinder Feenstra
 *
 * 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.
 */

#ifndef TRAINTASTIC_SERVER_CORE_IDOBJECT_HPP
#define TRAINTASTIC_SERVER_CORE_IDOBJECT_HPP

#include "object.hpp"
#include "property.hpp"

#define CREATE(T) \
  public: \
    static std::shared_ptr<T> create(World& world, std::string_view _id) \
    { \
      auto obj = std::make_shared<T>(world, _id); \
      obj->addToWorld(); \
      return obj; \
    }

#define DEFAULT_ID(id) \
   public: \
    static constexpr std::string_view defaultId = id;

class World;

class IdObject : public Object
{
  protected:
    World& m_world;

    IdObject(World& world, std::string_view _id);
    void destroying() override;
    virtual void addToWorld();
    void worldEvent(WorldState state, WorldEvent event) override;
    virtual void idChanged(const std::string& /*newId*/) {}

  public:
    Property<std::string> id;

    ~IdObject() override;

    std::string getObjectId() const final { return id.value(); }
    World& world() const { return m_world; }
};

#endif
