//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
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// ********************************************************************
//
#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "G4UIterminal.hh"
#include "G4UItcsh.hh"

#ifdef G4UI_USE_XM
#include "G4UIXm.hh"
#endif

#ifdef G4ANALYSIS_USE
#include <AIDA/AIDA.h>
#include "exGPSAnalysisManager.hh"
#endif

#include "G4VisExecutive.hh"

#include "exGPSGeometryConstruction.hh"
#include "exGPSPhysicsList.hh"
#include "exGPSPrimaryGeneratorAction.hh"
#include "exGPSRunAction.hh"
#include "exGPSEventAction.hh"


int main(int argc,char** argv) {

  // Construct the default run manager
  G4RunManager * runManager = new G4RunManager;

#ifdef G4ANALYSIS_USE
  //constructe the analysis manager (need here to activate the UI)
  exGPSAnalysisManager* aMgr = exGPSAnalysisManager::getInstance(); 
#endif

  // set mandatory initialization classes
  exGPSGeometryConstruction* detector = new exGPSGeometryConstruction;
  runManager->SetUserInitialization(detector);
  runManager->SetUserInitialization(new exGPSPhysicsList);
  
  // Set optional user action classes
  exGPSEventAction* eventAction = new exGPSEventAction();
  exGPSRunAction* runAction = new exGPSRunAction();

  // set user action classes
  runManager->SetUserAction(new exGPSPrimaryGeneratorAction);
  runManager->SetUserAction(runAction);
  runManager->SetUserAction(eventAction);
  
  G4UIsession* session=0;
  
  if (argc==1)   // Define UI session for interactive mode.
    {
      // G4UIterminal is a (dumb) terminal.
#ifdef G4UI_USE_XM
      session = new G4UIXm(argc,argv);
#else           
#ifdef G4UI_USE_TCSH
      session = new G4UIterminal(new G4UItcsh);      
#else
      session = new G4UIterminal();
#endif
#endif
    }
  
  // visualization manager
  G4VisManager* visManager = new G4VisExecutive;
  visManager->Initialize();
    
  //Initialize G4 kernel
  runManager->Initialize();
    
  // get the pointer to the User Interface manager 
  G4UImanager* UI = G4UImanager::GetUIpointer();  
  // UI->ApplyCommand("/control/execute display.mac");    

  if (session)   // Define UI session for interactive mode.
    {
      // G4UIterminal is a (dumb) terminal.
      session->SessionStart();
      delete session;
    }
  else           // Batch mode
    { 
      G4String command = "/control/execute ";
      G4String fileName = argv[1];
      UI->ApplyCommand(command+fileName);
    }
  
  // job termination

#ifdef G4ANALYSIS_USE
  delete aMgr;
#endif

  delete visManager;
  delete runManager;
  
  return 0;
}