#ifndef ReconObjectUtils_hxx_seen
#define ReconObjectUtils_hxx_seen

#include "ICOMETEvent.hxx"
#include "IHandle.hxx"
#include "IReconBase.hxx"
#include "IReconNode.hxx"
#include "IReconState.hxx"
#include "IReconPID.hxx"
#include "IReconShower.hxx"
#include "IReconTrack.hxx"
#include "IReconVertex.hxx"
#include "IReconCluster.hxx"

/// This namespace contains functions that were originally in oaRecPack. There are a variety of
/// useful functions for accessing and manipulating object and object containers.
namespace ReconObjectUtils {

    // ====> General management of objects
    void GetUnusedObjects(const COMET::IReconObjectContainer& inputContainer, 
          COMET::IReconObjectContainer& outputContainer);
    
    void CopyObjects(COMET::IHandle<COMET::IReconObjectContainer> objects1, 
           COMET::IHandle<COMET::IReconObjectContainer> objects2);
    
    COMET::IHandle<COMET::IReconBase> CopyObject(COMET::IHandle<COMET::IReconBase> object);

    COMET::IHandle<COMET::IReconBase> CreateNewObject(const std::string& type);

    void CopyUnusedObjects(COMET::IHandle<COMET::IReconObjectContainer> tc1, COMET::IHandle<COMET::IReconObjectContainer> tc2);
    void CopyUnusedObjects(const COMET::IReconObjectContainer& tc1, COMET::IReconObjectContainer& tc2);
    
    void SetOriginalObject(COMET::IHandle<COMET::IReconBase> object1, COMET::IHandle<COMET::IReconBase> object2);
    COMET::IHandle<COMET::IReconBase> GetOriginalObject(COMET::IHandle<COMET::IReconBase> object);

    // ====> States management
    void CopyState(const COMET::IReconState& state1, COMET::IReconState& state2);
    COMET::IHandle<COMET::IReconState> CreateNewState(const std::string& type);


    COMET::IHandle<COMET::IReconObjectContainer> GetContainer(COMET::ICOMETEvent& event, const std::string& fit, const std::string& container_name);

    // ====> Management of objects with constituents
    void GetConstituentsInDetector(COMET::IHandle<COMET::IReconBase> t1, COMET::IReconBase::Status det, COMET::IReconObjectContainer& outputContainer);
    
    //get object itself/highest level constituent that DOESNT USE the detector bit
    COMET::IHandle<COMET::IReconBase> GetConstituentNotUsingDetector(COMET::IHandle<COMET::IReconBase> t1, COMET::IReconBase::Status det);
    
    COMET::IReconObjectContainer GetConstituentsRecursive(COMET::IHandle<COMET::IReconBase> t1, bool includeComposite = false);

    void AddDetectorRecursive(COMET::IHandle<COMET::IReconBase> object, COMET::IReconBase::Status det);

    void GetObjectsInDetector(const COMET::IReconObjectContainer& inputContainer, COMET::IReconBase::Status det, COMET::IReconObjectContainer& outputContainer);

    COMET::IHandle<COMET::IReconBase> GetConstituentInDetector(COMET::IHandle<COMET::IReconBase> t1, COMET::IReconBase::Status det);

    //from input container get objects/highest-level constituents that EXACTLY MATCH the detector bit
    COMET::IReconObjectContainer GetAllConstituentsInDetector(COMET::IHandle<COMET::IReconBase> t1, COMET::IReconBase::Status det);

    void GetAllConstituentsInDetector(const COMET::IReconObjectContainer& inputContainer, COMET::IReconBase::Status det, COMET::IReconObjectContainer& outputContainer);
    //from input container get objects/highest-level constituents that DONT USE the detector bit
    void GetAllConstituentsNotUsingDetector(const COMET::IReconObjectContainer& inputContainer, COMET::IReconBase::Status det, COMET::IReconObjectContainer& outputContainer);

    COMET::IHandle<COMET::IReconBase> GetConstituentUsingDetector(COMET::IHandle<COMET::IReconBase> t1, COMET::IReconBase::Status det);
    bool IsConstituent(COMET::IHandle<COMET::IReconBase> object1, COMET::IHandle<COMET::IReconBase> object2);
    
    bool IsContained(COMET::IHandle<COMET::IReconBase> object1, COMET::IHandle<COMET::IReconBase> object2);

    void MergeContainers(COMET::IHandle<COMET::IReconObjectContainer> objects1, COMET::IHandle<COMET::IReconObjectContainer> objects2, COMET::IHandle<COMET::IReconObjectContainer> objects3);

    void MergeContainers(const COMET::IReconObjectContainer& objects1, const COMET::IReconObjectContainer& objects2, COMET::IReconObjectContainer& objects3);


};

#endif