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/// \file B02DetectorConstruction.cc
/// \brief Implementation of the B02DetectorConstruction class

#include "B02DetectorConstruction.hh"

#include "G4Box.hh"
#include "G4Colour.hh"
#include "G4LogicalVolume.hh"
#include "G4Material.hh"
#include "G4PVPlacement.hh"
#include "G4PhysicalConstants.hh"
#include "G4SystemOfUnits.hh"
#include "G4ThreeVector.hh"
#include "G4Tubs.hh"
#include "G4Types.hh"
#include "G4VisAttributes.hh"
#include "globals.hh"

// for importance biasing
#include "G4IStore.hh"

// For Primitive Scorers
#include "G4MultiFunctionalDetector.hh"
#include "G4PSNofCollision.hh"
#include "G4PSPopulation.hh"
#include "G4PSTrackCounter.hh"
#include "G4PSTrackLength.hh"
#include "G4SDManager.hh"
#include "G4SDParticleFilter.hh"

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B02DetectorConstruction::B02DetectorConstruction() : G4VUserDetectorConstruction()
{
  ;
}

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B02DetectorConstruction::~B02DetectorConstruction()
{
  ;
}

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G4VPhysicalVolume* B02DetectorConstruction::Construct()
{
  G4double pos_x;
  G4double pos_y;
  G4double pos_z;

  G4double density, pressure, temperature;
  G4double A;
  G4int Z;

  G4String name, symbol;
  G4double z;
  G4double fractionmass;

  A = 1.01 * g / mole;
  G4Element* elH = new G4Element(name = "Hydrogen", symbol = "H", Z = 1, A);

  A = 12.01 * g / mole;
  G4Element* elC = new G4Element(name = "Carbon", symbol = "C", Z = 6, A);

  A = 16.00 * g / mole;
  G4Element* elO = new G4Element(name = "Oxygen", symbol = "O", Z = 8, A);

  A = 22.99 * g / mole;
  G4Element* elNa = new G4Element(name = "Natrium", symbol = "Na", Z = 11, A);

  A = 200.59 * g / mole;
  G4Element* elHg = new G4Element(name = "Hg", symbol = "Hg", Z = 80, A);

  A = 26.98 * g / mole;
  G4Element* elAl = new G4Element(name = "Aluminium", symbol = "Al", Z = 13, A);

  A = 28.09 * g / mole;
  G4Element* elSi = new G4Element(name = "Silicon", symbol = "Si", Z = 14, A);

  A = 39.1 * g / mole;
  G4Element* elK = new G4Element(name = "K", symbol = "K", Z = 19, A);

  A = 69.72 * g / mole;
  G4Element* elCa = new G4Element(name = "Calzium", symbol = "Ca", Z = 31, A);

  A = 55.85 * g / mole;
  G4Element* elFe = new G4Element(name = "Iron", symbol = "Fe", Z = 26, A);

  density = universe_mean_density;  // from PhysicalConstants.h
  pressure = 3.e-18 * pascal;
  temperature = 2.73 * kelvin;
  G4Material* Galactic = new G4Material(name = "Galactic", z = 1., A = 1.01 * g / mole, density,
                                        kStateGas, temperature, pressure);

  density = 2.03 * g / cm3;
  G4Material* Concrete = new G4Material("Concrete", density, 10);
  Concrete->AddElement(elH, fractionmass = 0.01);
  Concrete->AddElement(elO, fractionmass = 0.529);
  Concrete->AddElement(elNa, fractionmass = 0.016);
  Concrete->AddElement(elHg, fractionmass = 0.002);
  Concrete->AddElement(elAl, fractionmass = 0.034);
  Concrete->AddElement(elSi, fractionmass = 0.337);
  Concrete->AddElement(elK, fractionmass = 0.013);
  Concrete->AddElement(elCa, fractionmass = 0.044);
  Concrete->AddElement(elFe, fractionmass = 0.014);
  Concrete->AddElement(elC, fractionmass = 0.001);

  /////////////////////////////
  // world cylinder volume
  ////////////////////////////

  // world solid

  G4double innerRadiusCylinder = 0 * cm;
  //  G4double outerRadiusCylinder = 101*cm; // dont't have scoring
  G4double outerRadiusCylinder = 100 * cm;  // dont't have scoring
                                            // cells coinside eith world volume boundary
  //  G4double heightCylinder       = 105*cm;
  G4double heightCylinder = 100 * cm;
  G4double startAngleCylinder = 0 * deg;
  G4double spanningAngleCylinder = 360 * deg;

  G4Tubs* worldCylinder = new G4Tubs("worldCylinder", innerRadiusCylinder, outerRadiusCylinder,
                                     heightCylinder, startAngleCylinder, spanningAngleCylinder);

  // logical world

  G4LogicalVolume* worldCylinder_log =
    new G4LogicalVolume(worldCylinder, Galactic, "worldCylinder_log");

  name = "shieldWorld";
  fWorldVolume = new G4PVPlacement(0, G4ThreeVector(0, 0, 0), worldCylinder_log, name, 0, false, 0);

  // creating 18 slobs of 10 cm thick concrete

  G4double innerRadiusShield = 0 * cm;
  G4double outerRadiusShield = 100 * cm;
  G4double heightShield = 90 * cm;
  G4double startAngleShield = 0 * deg;
  G4double spanningAngleShield = 360 * deg;

  G4Tubs* aShield = new G4Tubs("aShield", innerRadiusShield, outerRadiusShield, heightShield,
                               startAngleShield, spanningAngleShield);

  // logical shield

  G4LogicalVolume* aShield_log = new G4LogicalVolume(aShield, Concrete, "aShield_log");

  G4VisAttributes* pShieldVis = new G4VisAttributes(G4Colour(0.0, 0.0, 1.0));
  pShieldVis->SetForceSolid(true);
  aShield_log->SetVisAttributes(pShieldVis);

  // physical shields

  name = "concreteShield";

  pos_x = 0 * cm;
  pos_y = 0 * cm;
  pos_z = 0;

  new G4PVPlacement(0, G4ThreeVector(pos_x, pos_y, pos_z), aShield_log, name, worldCylinder_log,
                    false, 0);

  return fWorldVolume;
}

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G4VPhysicalVolume* B02DetectorConstruction::GetWorldVolume()
{
  return fWorldVolume;
}

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