#ifndef CBM_RICH_MCBM_HIT_PRODUCER
#define CBM_RICH_MCBM_HIT_PRODUCER

#include "FairTask.h"
#include "CbmRichRecGeoPar.h"

//class CbmGeoRichPar;
class TClonesArray;
class TVector3;
class CbmEvent;

class CbmRichMCbmMappingData {
public:
    UInt_t fTrbId;
    UInt_t fChannel;
    Double_t fX;
    Double_t fY;

};

class CbmRichMCbmHitProducer : public FairTask
{
public:
    /**
     * \brief Default constructor.
     */
    CbmRichMCbmHitProducer();
    
    /**
     * \brief Destructor.
     */
    virtual ~CbmRichMCbmHitProducer();
    
    /**
     * \brief Inherited from FairTask.
     */
    virtual void SetParContainers();
    
    /**
     * \brief Inherited from FairTask.
     */
    virtual InitStatus Init();


    /**
     * \brief Inherited from FairTask.
     */
    virtual void Exec(
                      Option_t* option);
    
    /**
     * \brief Inherited from FairTask.
     */
    virtual void Finish();
    

    /**
     * Process RichDigi.
     */
    void ProcessDigi(Int_t digiIndex);
    
    /**
     * Set mapping file path.
     */
    void SetMappingFile(const string& mappingFile){fMappingFile = mappingFile;}
    
private:
    
    TClonesArray* fRichDigis; // RICH digis
    TClonesArray* fRichHits; // RICH hits
    
    map<Int_t,CbmRichMCbmMappingData> fRichMapping;

    Int_t fEventNum; // event number
    
    Double_t fHitError;

    string fMappingFile;

    void InitMapping();


    /**
     * \brief Add hit to the output array (and) CbmEvent if it is not NULL.
     */
    
    void AddHit(
                TVector3 &posHit,
                Double_t time,
                Int_t index);
    
    /**
     * \brief Copy constructor.
     */
    CbmRichMCbmHitProducer(const CbmRichMCbmHitProducer&);
    
    /**
     * \brief Assignment operator.
     */
    CbmRichMCbmHitProducer& operator=(const CbmRichMCbmHitProducer&);
    
    ClassDef(CbmRichMCbmHitProducer,1)
};

#endif