/*!
 * @file object_manager.h
 * @brief Definition of the ObjectManager.
 */

#ifndef _OBJECT_MANAGER_H
#define _OBJECT_MANAGER_H

#include "base_object.h"
#include <list>
#include <vector>

/// Enumerator for Managed Object Lists
typedef enum {
  OM_NULL             =  0,
  OM_DEAD,
  OM_DEAD_TICK,
  OM_ENVIRON_NOTICK,
  OM_ENVIRON,
  OM_BACKGROUND,
  OM_COMMON,

  OM_PLAYERS,
  OM_PLAYERS_PROJ,

  OM_GROUP_00,
  OM_GROUP_00_PROJ,
  OM_GROUP_01,
  OM_GROUP_01_PROJ,
  OM_GROUP_02,
  OM_GROUP_02_PROJ,
  OM_GROUP_03,
  OM_GROUP_03_PROJ,
  OM_GROUP_04,
  OM_GROUP_04_PROJ,
  OM_GROUP_05,
  OM_GROUP_05_PROJ,
  OM_GROUP_06,
  OM_GROUP_06_PROJ,
  OM_GROUP_07,
  OM_GROUP_07_PROJ,
  OM_GROUP_08,
  OM_GROUP_08_PROJ,
  OM_GROUP_09,
  OM_GROUP_09_PROJ,
  OM_GROUP_10,
  OM_GROUP_10_PROJ,
  OM_GROUP_11,
  OM_GROUP_11_PROJ,
  OM_GROUP_12,
  OM_GROUP_12_PROJ,
  OM_GROUP_13,
  OM_GROUP_13_PROJ,
  OM_GROUP_14,
  OM_GROUP_14_PROJ,
  OM_GROUP_15,
  OM_GROUP_15_PROJ,

  OM_SIZE,


  OM_INIT             = -1, //!< DO NOT USE THIS. (WorldEntity Internal).
} OM_LIST;

#define OM_DEFAULT_LIST  OM_NULL


// FORWARD DECLARATION
class PNode;
class WorldEntity;

//! A powerfull handler for the Object (WorldEntities) in the World.
class ObjectManager : public BaseObject
{
  ObjectListDeclaration(ObjectManager);
public:
  typedef std::list<WorldEntity*> EntityList;      //!< A type definition to make it easy to use EntityLists.

  ObjectManager();
  virtual ~ObjectManager();

  void flush();

  void toList (WorldEntity* entity, OM_LIST omList = OM_DEFAULT_LIST);
  void toList (WorldEntity* entity, const std::string& omList);


  /** @returns the List (listnumber) of objects. @param listNumber the List to get. */
  EntityList& getEntityList(OM_LIST listNumber) { return this->entityLists[listNumber]; }
  /** @returns a constant LIST of Objects. @param listNumber the objectList to returns */
  const EntityList& getEntityList(OM_LIST listNumber) const { return this->entityLists[listNumber]; }

  template <class T> static void distanceFromObject(EntityList& entities, const PNode& center, float radius, ObjectList<T>& list);

  void debug(OM_LIST omList, unsigned int level = 0) const;
  void debug(const std::string& listName = "", unsigned int level = 0);

  static OM_LIST StringToOMList(const std::string& listName);
  static const std::string& OMListToString(OM_LIST omList);


  void toReflectionList( WorldEntity* entity) { this->reflectionList.push_back(entity); }
  /** @returns the list of all reflected objects in the world */
  EntityList& getReflectionList() { return this->reflectionList; }
  /** @returns the static list of all reflected objects in the world */
  const EntityList& getReflectionList() const { return this->reflectionList; }




private:
  const std::list<BaseObject>*            pNodeList;                //!< The List of PNodes.

  EntityList                              entityLists[OM_SIZE];     //!< The ObjectLists.

  static const std::string                objectManagerListNames[]; //!< Names of all the lists

  EntityList                              reflectionList;           //!< A list of all reflected objects in the world
};

#endif /* _OBJECT_MANAGER_H */