////////////////////////////////////////////////////////////////////
//
// This processor creates RUN tables for a given set of files
// This table contain critical information for processing and
// data analysis, like the run type word or the run duration.
//
// Author: Javier Caravaca <jcaravaca@berkeley.edu>
//
// REVISION HISTORY:
//     2017-09-12 : J Caravaca - Creation
//
////////////////////////////////////////////////////////////////////
#ifndef __RATProduceRunTableProc___
#define __RATProduceRunTableProc___

#include <TObject.h>
#include <RAT/Processor.hh>
#include <string>
#include <vector>

class TFile;
class TTree;

namespace RAT
{

class ProduceRunTableProc : public Processor
{
public:

  // Constructor, initialises pointers to NULL
  ProduceRunTableProc();

  // Destructor, close file and finalise
  ~ProduceRunTableProc(){};

  // Called when a procset string is set on the command line
  //
  // The option is,
  // `zdabs` which fills the vector with the processed zdab files
  //
  // param: parameter or command
  // value: value to set
  // Throws ParamUnknown if the param is not file or updatefile
  void SetS( const std::string& param, const std::string& value );

  // Begin of run, load from the database
  //
  // run: Data structure for the run
  void BeginOfRun( DS::Run& run );

  // New event, write it out
  //
  // run: Data structure for the run
  // ds: Data structure for the event
  Processor::Result DSEvent( DS::Run& /*run*/, DS::Entry& ds );

  // End of run, write out the run
  //
  // run: Data structure for the run
  void EndOfRun( DS::Run& /*run*/ );

  // Get run type word from DetectorDB
  void getRunTypeAndLengthFromDetectorDB();

  // Check extracted times are not crazy
  void checkTimes();

  // Print run features
  void printSummary();

  // Set run start and stop times to invalid
  void setInvalidTimes(int log=0);

private:

  double fStart_times[3]; /// Time of the first valid GTID
  double fStop_times[3]; /// Time of the last valid GTID
  int fFirstValidGTID; /// First valid GTID
  UInt_t fRunTypeWord; /// Run type word
  UInt_t fRunTypeWordDB; /// Run type word
  double fRunLength; /// Calculated Run length
  double fRunLengthDB; /// Run length as in DetectorDB
  int fRunNumber; /// Run number
  std::vector<std::string> fZdabFilenames; /// Processed zdab files
  std::string fRunTableName; /// Name of the output file for the RUN table

};

} // namespace RAT

#endif