#include "G4UImanager.hh"
#include "G4UIExecutive.hh"

#include "G4Interface.h"
#include "G4BeamTestTank.h"
#include "G4BeamTestSiHit.h"

std::fstream testnew;

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namespace {
  void PrintUsage() {
    G4cerr << " Usage: " << G4endl;
    G4cerr << " OpNovice [-m macro ] [-u UIsession] [-t nThreads] [-r seed] [-n outName]"
           << G4endl;
    G4cerr << "   note: -t option is available only for multi-threaded mode."
           << G4endl;
  }
}

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int main(int argc,char** argv)
{
  // Evaluate arguments
  //
  if ( argc > 9 ) {
    PrintUsage();
    return 1;
  }

  G4String macro;
  G4String session;
#ifdef G4MULTITHREADED
  G4int nThreads = 0;
#endif

  G4long myseed = 345354;
  std::string outName = "./testnew.txt";
  for ( G4int i=1; i<argc; i=i+2 ) {
     if      ( G4String(argv[i]) == "-m" ) macro   = argv[i+1];
     else if ( G4String(argv[i]) == "-u" ) session = argv[i+1];
     else if ( G4String(argv[i]) == "-r" ) myseed  = atoi(argv[i+1]);
     else if ( G4String(argv[i]) == "-n" ) {
         outName = "./"+std::string(argv[i+1]);
     }
#ifdef G4MULTITHREADED
     else if ( G4String(argv[i]) == "-t" ) {
                    nThreads = G4UIcommand::ConvertToInt(argv[i+1]);
    }
#endif
    else {
      PrintUsage();
      return 1;
    }
  }

  testnew.open(outName, std::ofstream::out);

  // Choose the Random engine
  //
  G4Random::setTheEngine(new CLHEP::RanecuEngine);

  // Seed the random number generator manually
  G4Random::setTheSeed(myseed);

  // Initialize G4 kernel
  //
  G4Interface *g4Interface_ = G4Interface::GetInstance();
  if (!g4Interface_) g4Interface_ = new G4Interface(macro);
  G4BeamTestTank *g4Tank_ = new G4BeamTestTank(/* tankKey_, geometry */);
  g4Interface_->InstallTank(g4Tank_);
  g4Interface_->InitializeEvent();

  // Get the pointer to the User Interface manager
  //
  G4UImanager* UImanager = G4UImanager::GetUIpointer(); 

  if ( macro.size() ) {
     // Batch mode
     G4String command = "/control/execute ";
     UImanager->ApplyCommand(command+macro);
  }
  else // Define UI session for interactive mode
  {
#ifdef G4UI_USE
     G4UIExecutive * ui = new G4UIExecutive(argc,argv,session);
#ifdef G4VIS_USE
     UImanager->ApplyCommand("/control/execute vis.mac");
#else
     UImanager->ApplyCommand("/control/execute G4BeamTest.in");
#endif
     if (ui->IsGUI())
        UImanager->ApplyCommand("/control/execute gui.mac");
     ui->SessionStart();
     delete ui;
#endif
  }

  // Job termination
  // Free the store: user actions, physics_list and detector_description are
  //                 owned and deleted by the run manager, so they should not
  //                 be deleted in the main() program !
  delete g4Interface_;

  return 0;
}

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