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/// \file B5/include/DetectorConstruction.hh
/// \brief Definition of the B5::DetectorConstruction class

#ifndef B5DetectorConstruction_h
#define B5DetectorConstruction_h 1

#include "globals.hh"
#include "G4VUserDetectorConstruction.hh"
#include "G4RotationMatrix.hh"
#include "G4FieldManager.hh"

#include <vector>

class G4VPhysicalVolume;
class G4Material;
class G4VSensitiveDetector;
class G4GenericMessenger;

namespace B5
{

class MagneticField;

/// Detector construction

class DetectorConstruction : public G4VUserDetectorConstruction
{
  public:
    DetectorConstruction();
    ~DetectorConstruction() override;

    G4VPhysicalVolume* Construct() override;
    void ConstructSDandField() override;

    void SetArmAngle(G4double val);
    G4double GetArmAngle() { return fArmAngle; }

    void ConstructMaterials();

  private:
    void DefineCommands();

    static G4ThreadLocal MagneticField* fMagneticField;
    static G4ThreadLocal G4FieldManager* fFieldMgr;

    G4GenericMessenger* fMessenger = nullptr;

    G4LogicalVolume* fHodoscope1Logical = nullptr;
    G4LogicalVolume* fHodoscope2Logical = nullptr;
    G4LogicalVolume* fWirePlane1Logical = nullptr;
    G4LogicalVolume* fWirePlane2Logical = nullptr;
    G4LogicalVolume* fCellLogical = nullptr;
    G4LogicalVolume* fHadCalScintiLogical = nullptr;
    G4LogicalVolume* fMagneticLogical = nullptr;

    G4double fArmAngle = 30.*CLHEP::deg;
    G4RotationMatrix* fArmRotation = nullptr;
    G4VPhysicalVolume* fSecondArmPhys = nullptr;
};

}

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#endif
