#ifndef ALIQA_H
#define ALIQA_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

//
// Quality Assurance Object
//

#include <TNamed.h> 
class TFile ; 

#include "AliLog.h"

class AliQA : public TNamed {
public:

	enum DETECTORINDEX {
    kNULLDET=-1, kITS, kTPC, kTRD, kTOF, kPHOS, kHMPID, kEMCAL, kMUON, kFMD,
    kZDC, kPMD, kT0, kVZERO, kACORDE, kHLT, kNDET };
	enum ALITASK {
    kNULLTASK=-1, kRAW, kSIM, kREC, kESD, kANA, kNTASK };
	enum QABIT {
    kNULLBit=-1, kINFO, kWARNING, kERROR, kFATAL, kNBIT };
  
	enum TASKINDEX {
    kRAWS, kHITS, kSDIGITS, kDIGITS, kRECPOINTS, kTRACKSEGMENTS, kRECPARTICLES, kESDS, kNTASKINDEX };
  
	// Creators - destructors
	AliQA(); // beware singleton, not to be used
	AliQA(const ALITASK tsk) ;
	AliQA(const DETECTORINDEX det) ;
	AliQA(const AliQA& qa) ;   
	AliQA& operator = (const AliQA& qa) ;
	virtual ~AliQA();
 
	static  AliQA *   Instance() ;
	static  AliQA *   Instance(const DETECTORINDEX det) ;
	static  AliQA *   Instance(const ALITASK tsk) ;
	const Bool_t           CheckFatal() const ;
	static void            Close() ; 
	static const char *    GetAliTaskName(ALITASK tsk) ;
    static const TString   GetLabLocalFile() { return fkgLabLocalFile ; } 
    static const TString   GetLabLocalOCDB() { return fkgLabLocalOCDB ; } 
    static const TString   GetLabAliEnOCDB() { return fkgLabAliEnOCDB ; } 
	static const TString   GetDetName(DETECTORINDEX det) { return fgDetNames[det] ; }
	static const TString   GetTaskName(TASKINDEX tsk) { return fgTaskNames[tsk] ; }
	static const char *    GetDetName(Int_t det) ;
	static const char *    GetQADataFileName() { return fgQADataFileName.Data() ; }
	static TFile *         GetQADataFile(const char * name, const Int_t run, const Int_t cycle) ; 
	static TFile *		   GetQADataFile(const char * fileName) ;
	static TFile *         GetQAResultFile() ; 
	static const char  *   GetQAResultFileName() { return (fgQAResultDirName + fgQAResultFileName).Data() ; }
	static const char  *   GetQARefDefaultStorage() { return fkgQARefOCDBDefault.Data() ; }
	static const char  *   GetQARefFileName() { return fgQARefFileName ; }
	static const char  *   GetQARefStorage() { return fgQARefDirName.Data() ; }
	static const char  *   GetQAOCDBDirName() { return fkgQAOCDBDirName.Data() ; }
	static const char  *   GetRefOCDBDirName() { return fkgRefOCDBDirName.Data() ; }
	const Bool_t           IsSet(DETECTORINDEX det, ALITASK tsk, QABIT bit) const ;
	void                   Set(QABIT bit) ;
	static void			   SetQAResultDirName(const char * name) ; 
	static void            SetQARefStorage(const char * name) ; 
	void                   Show() const { ShowStatus(fDet) ; }
	void                   ShowAll() const ;

private:      

	const Bool_t         CheckRange(DETECTORINDEX det) const ;
	const Bool_t         CheckRange(ALITASK tsk) const ;
	const Bool_t         CheckRange(QABIT bit) const ;
	const char *         GetBitName(QABIT bit) const ;
	const ULong_t        GetStatus(DETECTORINDEX det) const  { return fQA[det] ;}
	void                 Finish() const ;  
	const ULong_t        Offset(ALITASK tsk) const ;
	virtual void         ShowStatus(DETECTORINDEX det) const ;
	void                 ResetStatus(DETECTORINDEX det) { fQA[det] = 0 ; }
	void                 Set(DETECTORINDEX det) { fDet = det ;}
	void                 Set(ALITASK tsk) { fTask = tsk ; AliInfo(Form("Ready to set QA status in %s", GetAliTaskName(tsk) )) ; }
	void                 SetStatus(DETECTORINDEX det, UShort_t status) { fQA[det] = status ; }
	void                 SetStatusBit(DETECTORINDEX det, ALITASK tsk, QABIT bit) ;

	static AliQA *fgQA					    ; // pointer to the instance of the singleton
	Int_t                fNdet			    ; // number of detectors
	ULong_t    *         fQA			    ; //[fNdet] the status word 4 bits for SIM, REC, ESD, ANA each
	DETECTORINDEX        fDet			    ; //!  the current detector (ITS, TPC, ....)
	ALITASK              fTask		        ; //!  the current environment (SIM, REC, ESD, ANA)
	static TString       fgDetNames[]	    ; //! list of detector names   
	static TFile *       fgQADataFile	    ; //! the output file where the quality assurance maker store their results
	static TString       fgQADataFileName   ; //! the name of the file where the quality assurance maker store their results
	static TFile *       fgQARefFile	    ; //! the output file where the quality assurance maker store their results
	static TString       fgQARefDirName	    ; //! name of directory where to find the reference data file
	static TString       fgQARefFileName    ; //! file name where to find the reference data
	static TFile *       fgQAResultFile     ; //! File where to find the QA result
	static TString       fgQAResultDirName  ; //! the location of the output file where the QA results are stored  
	static TString       fgQAResultFileName ; //! the output file where the QA results are stored  
	static TString       fgTaskNames[]	    ; //! list of tasks names   
	static const TString fkgLabLocalFile    ; //! label to identify a file as local 
	static const TString fkgLabLocalOCDB    ; //! label to identify a file as local OCDB 
	static const TString fkgLabAliEnOCDB    ; //! label to identify a file as AliEn OCDB 
	static const TString fkgRefFileName     ; //! name of Reference File Name 
	static const TString fkgQAOCDBDirName   ; //! name of Reference directory name in OCDB  	
	static const TString fkgRefOCDBDirName  ; //! name of Reference directory name in OCDB  	
	static const TString fkgQARefOCDBDefault; //! default storage for QA in OCDB 

 ClassDef(AliQA,1)  //ALICE Quality Assurance Object
};
#endif