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/// \file electromagnetic/TestEm18/TestEm18.cc
/// \brief Main program of the electromagnetic/TestEm18 example
//
//
// $Id: TestEm18.cc 66241 2012-12-13 18:34:42Z gunter $
//
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#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "Randomize.hh"

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "PrimaryGeneratorAction.hh"
#include "RunAction.hh"
#include "EventAction.hh"
#include "SteppingAction.hh"
#include "SteppingVerbose.hh"
#include "StackingAction.hh"

#ifdef G4VIS_USE
 #include "G4VisExecutive.hh"
#endif

#ifdef G4UI_USE
#include "G4UIExecutive.hh"
#endif

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

  //choose the Random engine
  CLHEP::HepRandom::setTheEngine(new CLHEP::RanecuEngine);

  //my Verbose output class
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);

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

  // set mandatory initialization classes
  DetectorConstruction* detector;
  detector = new DetectorConstruction;
  runManager->SetUserInitialization(detector);
  runManager->SetUserInitialization(new PhysicsList());

  // set user action classes
  //
  //primaryGenerator
  PrimaryGeneratorAction* primary = new PrimaryGeneratorAction(detector);
  runManager->SetUserAction(primary);

  //runAction
  RunAction* runaction = new RunAction(detector,primary);
  runManager->SetUserAction(runaction);

  //eventAction
  EventAction* eventaction = new EventAction(runaction);
  runManager->SetUserAction(eventaction);

  //stepAction
  SteppingAction* steppingaction = new SteppingAction(runaction, eventaction);
  runManager->SetUserAction(steppingaction);
  
  //stackAction
  StackingAction* stackingaction = new StackingAction(runaction, eventaction);
  runManager->SetUserAction(stackingaction);      
   
  // get the pointer to the User Interface manager 
    G4UImanager* UI = G4UImanager::GetUIpointer();  

  if (argc!=1)   // batch mode  
    {
     G4String command = "/control/execute ";
     G4String fileName = argv[1];
     UI->ApplyCommand(command+fileName);
    }
    
  else           //define visualization and UI terminal for interactive mode
    { 
#ifdef G4VIS_USE
   G4VisManager* visManager = new G4VisExecutive;
   visManager->Initialize();
#endif    
     
#ifdef G4UI_USE
      G4UIExecutive * ui = new G4UIExecutive(argc,argv);      
      ui->SessionStart();
      delete ui;
#endif
          
#ifdef G4VIS_USE
     delete visManager;
#endif     
    }
    
  // job termination
  // 
  delete runManager;

  return 0;
}

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