#ifndef TIngridGeom_hxx_seen
#define TIngridGeom_hxx_seen

#include <vector>
#include <map>

#include <TGeoNode.h>
#include <TGeoVolume.h>
#include <TGeoBBox.h>

#include <IHit.hxx>
#include <EoaGeomInfo.hxx>

#include "IScintBarGeom.hxx"
#include "IGeomBase.hxx"

namespace COMET {
    OA_EXCEPTION(ENoSuchIngridBarGeom, EoaGeomInfo);
    class IIngridGeom;
    class IGeomInfo;
};

/// Class providing some geometry information for ingrid. In this moment you can find more
/// functions to interpret or create ingrid geometry on the classes at the SimIngridUtils package,
/// however that might change one day from migrating the oaGeomInfo-like functions to this class.
///
/// This must accessed through IGeomInfo::Get().Ingrid().  IIngridGeom is a "singleton"
/// object that is managed by the IGeomInfo class (which really is a singleton.)
///
class COMET::IIngridGeom: public COMET::IGeomBase {

public:
  typedef std::map<COMET::IGeometryId, IScintBarGeom* > BarMap;

  IIngridGeom();

  virtual ~IIngridGeom();

  /// Return the scintillator bar information
  const IScintBarGeom& GetBar(COMET::IGeometryId& geomId) const;

  /// Return a vector of nodes for bars that are part of this sub-detector
  const BarMap& GetBars() const;

  /// Return the scintillator bar information
  void ls();

  /// clear the geometry information
  void Clear();

  /// fill the scintlillator bars geometry information
  void Fill();

  /// true if id is on the ingrid detector
  bool IsIngrid(const COMET::IGeometryId& id) const;
  /// returns if this is a veto or module as defined on COMETGeomIdDef.hxx at oaEvent package
  int GeomIdToObjectType(const COMET::IGeometryId& id) const;
  /// returns the veto or module number
  int GeomIdToObjectNumber(const COMET::IGeometryId& id) const;
  /// returns the tracker number on a module
  int GeomIdToTracker(const COMET::IGeometryId& id) const;
  /// Returns if this is a vertical or horizontal scintillator as defined on  COMETGeomIdDef.hxx at oaEvent package
  int GeomIdToProjection(const COMET::IGeometryId& id) const;
  /// Returns the scintillator number on the tracker/veto plane
  int GeomIdToScintillator(const COMET::IGeometryId& id) const;

private:

  /// Fills the fBarList with scintillators, starting from the actual gGeoManager position
  Bool_t FindModuleBars();

  /// Stores a list of scintillators on ingrid
  BarMap fBarList;

};
#endif