#pragma once

#include <dtEntity/commandmessages.h>
#include <dtEntity/systemmessages.h>
#include <dtEntity/component.h>
#include <dtEntity/entity.h>
#include <dtEntity/defaultentitysystem.h>
#include <osgSim/DOFTransform>
#include <dtEntity/dynamicproperty.h>

namespace VCtrl
{


////////////////////////////////////////////////////////////////////////////////
class RoomDestructionComponent final : public dtEntity::Component
{

public:
  static const dtEntity::StringId TYPE;

  dtEntity::ComponentType GetType() const override { return TYPE; }

  virtual bool IsInstanceOf(dtEntity::ComponentType id) const
  {
    return ((id == TYPE));
  }

  void OnAddedToEntity(dtEntity::Entity &entity) override
  {
    mEntity = &entity;
  }

  void OnEnteredWorld();

  void OnRemovedFromEntity(dtEntity::Entity &) override
  {
    mEntity = nullptr;
  }

  bool SetRoomDestructionValue(const std::string &room, float value);
  bool SetBuildingDestructionValue(float value);

  using RoomDestructions = std::map<std::string, float>;

  const RoomDestructions &GetRoomDestructions() const
  {
    return mRoomDestructions;
  }
private:

  RoomDestructions mRoomDestructions;
  dtEntity::Entity *mEntity = nullptr;
};


///////////////////////////////////////////////


// iterates over MovementComponents and updates the translation of the entity
// after applying forces
class RoomDestructionSystem final
  : public dtEntity::DefaultEntitySystem<RoomDestructionComponent>
{

public:
  static const dtEntity::StringId TYPE;

  explicit RoomDestructionSystem(dtEntity::EntityManager &em);
  void OnEnterWorld(const dtEntity::Message &msg);

private:

  dtEntity::MessageFunctor mEnterWorldFunctor;

};

}