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//
/// \file load_gdml.cc
/// \brief Main program of the gdml/G01 example

// --------------------------------------------------------------
//      GEANT 4 - load_gdml
//
// --------------------------------------------------------------

#include "FTFP_BERT.hh"
#include "G01ActionInitialization.hh"
#include "G01DetectorConstruction.hh"
#include "G01PrimaryGeneratorAction.hh"

#include "G4GDMLParser.hh"
#include "G4LogicalVolumeStore.hh"
#include "G4RunManagerFactory.hh"
#include "G4TransportationManager.hh"
#include "G4Types.hh"
#include "G4UIExecutive.hh"
#include "G4UImanager.hh"
#include "G4VisExecutive.hh"

#include <vector>

void print_aux(const G4GDMLAuxListType* auxInfoList, G4String prepend = "|")
{
  for (std::vector<G4GDMLAuxStructType>::const_iterator iaux = auxInfoList->begin();
       iaux != auxInfoList->end(); iaux++)
  {
    G4String str = iaux->type;
    G4String val = iaux->value;
    G4String unit = iaux->unit;

    G4cout << prepend << str << " : " << val << " " << unit << G4endl;

    if (iaux->auxList) print_aux(iaux->auxList, prepend + "|");
  }
  return;
}

// --------------------------------------------------------------

int main(int argc, char** argv)
{
  G4cout << G4endl;
  G4cout << "Usage: load_gdml <intput_gdml_file:mandatory>"
         << " <output_gdml_file:optional>" << G4endl;
  G4cout << G4endl;

  if (argc < 2) {
    G4cout << "Error! Mandatory input file is not specified!" << G4endl;
    G4cout << G4endl;
    return -1;
  }

  G4GDMLParser parser;

  // Uncomment the following if wish to avoid names stripping
  // parser.SetStripFlag(false);

  // Uncomment the following and set a string with proper absolute path and
  // schema filename if wishing to use alternative schema for parsing validation
  // parser.SetImportSchema("");

  parser.SetOverlapCheck(true);
  parser.Read(argv[1]);

  if (argc > 4) {
    G4cout << "Error! Too many arguments!" << G4endl;
    G4cout << G4endl;
    return -1;
  }

  auto* runManager = G4RunManagerFactory::CreateRunManager();

  runManager->SetUserInitialization(new G01DetectorConstruction(parser.GetWorldVolume()));
  runManager->SetUserInitialization(new FTFP_BERT);
  runManager->SetUserInitialization(new G01ActionInitialization());

  runManager->Initialize();

  // Initialize visualization
  G4VisManager* visManager = new G4VisExecutive;
  visManager->Initialize();

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

  ///////////////////////////////////////////////////////////////////////
  //
  // Example how to retrieve Auxiliary Information
  //

  G4cout << std::endl;

  const G4LogicalVolumeStore* lvs = G4LogicalVolumeStore::GetInstance();
  std::vector<G4LogicalVolume*>::const_iterator lvciter;
  for (lvciter = lvs->begin(); lvciter != lvs->end(); lvciter++) {
    G4GDMLAuxListType auxInfo = parser.GetVolumeAuxiliaryInformation(*lvciter);

    if (auxInfo.size() > 0)
      G4cout << "Auxiliary Information is found for Logical Volume :  " << (*lvciter)->GetName()
             << G4endl;

    print_aux(&auxInfo);
  }

  // now the 'global' auxiliary info
  G4cout << std::endl;
  G4cout << "Global auxiliary info:" << std::endl;
  G4cout << std::endl;

  print_aux(parser.GetAuxList());

  G4cout << std::endl;

  //
  // End of Auxiliary Information block
  //
  ////////////////////////////////////////////////////////////////////////

  runManager->BeamOn(0);

  // example of writing out

  if (argc >= 3) {
    /*
         G4GDMLAuxStructType mysubaux = {"mysubtype", "mysubvalue", "mysubunit", 0};
         G4GDMLAuxListType* myauxlist = new G4GDMLAuxListType();
         myauxlist->push_back(mysubaux);

         G4GDMLAuxStructType myaux = {"mytype", "myvalue", "myunit", myauxlist};
         parser.AddAuxiliary(myaux);


         // example of setting auxiliary info for world volume
         // (can be set for any volume)

         G4GDMLAuxStructType mylocalaux = {"sometype", "somevalue", "someunit", 0};

         parser.AddVolumeAuxiliary(mylocalaux,
           G4TransportationManager::GetTransportationManager()
           ->GetNavigatorForTracking()->GetWorldVolume()->GetLogicalVolume());
    */

    parser.SetRegionExport(true);
    //     parser.SetEnergyCutsExport(true);
    //     parser.SetOutputFileOverwrite(true);
    parser.Write(argv[2], G4TransportationManager::GetTransportationManager()
                            ->GetNavigatorForTracking()
                            ->GetWorldVolume()
                            ->GetLogicalVolume());
  }

  if (argc == 4)  // batch mode
  {
    G4String command = "/control/execute ";
    G4String fileName = argv[3];
    UImanager->ApplyCommand(command + fileName);
  }
  else  // interactive mode
  {
    G4UIExecutive* ui = new G4UIExecutive(argc, argv);
    UImanager->ApplyCommand("/control/execute vis.mac");
    ui->SessionStart();
    delete ui;
  }

  delete visManager;
  delete runManager;

  return 0;
}