#==========================================================================
#  AIDA Detector description implementation 
#--------------------------------------------------------------------------
# Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
# All rights reserved.
#
# For the licensing terms see $DD4hepINSTALL/LICENSE.
# For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
#
#==========================================================================
from __future__ import absolute_import
import logging
import dd4hep as core

def loadDDRec():
  from ROOT import gSystem
  result = gSystem.Load("libDDRec")
  if result < 0:
    raise Exception('DDG4.py: Failed to load the DDG4 library libDDRec: '+gSystem.GetErrorStr())
  from ROOT import dd4hep as module
  core.rec = module.rec
  return module.rec

# We are nearly there ....
name_space = __import__(__name__)
def import_namespace_item(ns,nam):  
  scope = getattr(name_space,ns)
  attr  = getattr(scope,nam)
  setattr(name_space,nam,attr)
  return attr

#---------------------------------------------------------------------------
#
try:
  rec = loadDDRec()
except Exception as X:
  logging.info('+--%-100s--+',100*'-')
  logging.info('|  %-100s  |','Failed to load DDRec library:')
  logging.info('|  %-100s  |',str(X))
  logging.info('+--%-100s--+',100*'-')
  exit(1)


def import_rec():
  import_namespace_item('rec','CellIDPositionConverter')

  import_namespace_item('rec','FixedPadSizeTPCStruct')

  import_namespace_item('rec','ZPlanarStruct')
  import_namespace_item('rec','ZPlanarStruct::LayerLayout')

  import_namespace_item('rec','ZDiskPetalsStruct')
  import_namespace_item('rec','ZDiskPetalsStruct::LayerLayout')

  import_namespace_item('rec','ConicalSupportStruct')

  import_namespace_item('rec','LayeredCalorimeterStruct')
  import_namespace_item('rec','LayeredCalorimeterStruct::Layer')

  import_namespace_item('rec','NeighbourSurfacesStruct')
  import_namespace_item('rec','DetectorSurfaces')

  import_namespace_item('rec','IMaterial')
  import_namespace_item('rec','ISurface')
  import_namespace_item('rec','ICylinder')
  import_namespace_item('rec','ICone')
  import_namespace_item('rec','SurfaceType')
  import_namespace_item('rec','MaterialData')
  import_namespace_item('rec','MaterialManager')
  import_namespace_item('rec','VolSurfaceBase')
  import_namespace_item('rec','VolSurface')
  import_namespace_item('rec','VolSurfaceList')
  import_namespace_item('rec','VolPlaneImpl')
  import_namespace_item('rec','VolCylinderImpl')
  import_namespace_item('rec','VolConeImpl')
  import_namespace_item('rec','Surface')
  import_namespace_item('rec','CylinderSurface')
  import_namespace_item('rec','ConeSurface')
  import_namespace_item('rec','SurfaceList')
  import_namespace_item('rec','Vector2D')
  import_namespace_item('rec','Vector3D')
  import_namespace_item('rec','SurfaceManager')

  import_namespace_item('rec','FixedPadSizeTPCData')
  import_namespace_item('rec','ZPlanarData')
  import_namespace_item('rec','ZDiskPetalsData')
  import_namespace_item('rec','ConicalSupportData')
  import_namespace_item('rec','LayeredCalorimeterData')
  import_namespace_item('rec','NeighbourSurfacesData')

# Now instantiate the entire thing
import_rec()
std_list_ISurface   = core.std_list('ISurface*')
std_list_VolSurface = core.std_list('VolSurface')