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/*
 * G4VUserChemistryList.cc
 *
 *  Created on: 23 oct. 2013
 *      Author: kara
 */

#include "G4VUserChemistryList.hh"

#include <G4VScheduler.hh>
#include "G4MoleculeTable.hh"
#include "G4MoleculeDefinition.hh"
#include "G4ProcessManager.hh"
#include "G4DNAChemistryManager.hh"

G4VUserChemistryList::G4VUserChemistryList(bool flag) :
fIsPhysicsConstructor(flag)
{
  verboseLevel = 1;
}

G4VUserChemistryList::~G4VUserChemistryList()
{
  G4DNAChemistryManager* chemMan = G4DNAChemistryManager::GetInstanceIfExists();
  if (chemMan)
  {
    chemMan->Deregister(*this);
  }
}

void G4VUserChemistryList::RegisterTimeStepModel(G4VITStepModel* timeStepModel,
                                                 double startingTime)
{
  G4VScheduler::Instance()->RegisterModel(timeStepModel, startingTime);
}

void G4VUserChemistryList::BuildPhysicsTable()
{
  G4MoleculeTable* theMoleculeTable = G4MoleculeTable::Instance();

  G4MoleculeDefinitionIterator iterator =
      theMoleculeTable->GetDefintionIterator();

  iterator.reset();
  while (iterator())
  {
    G4MoleculeDefinition* moleculeDef = iterator.value();
    BuildPhysicsTable(moleculeDef);
  }
}

void G4VUserChemistryList::BuildPhysicsTable(G4MoleculeDefinition* moleculeDef)
{
  //Get processes from master thread;
  G4ProcessManager* pManager = moleculeDef->GetProcessManager();

  if (!pManager)
  {
#ifdef G4VERBOSE
    if (verboseLevel > 0)
    {
      G4cout << "G4VUserPhysicsList::BuildPhysicsTable "
             << " : No Process Manager for " << moleculeDef->GetParticleName()
             << G4endl;
      G4cout << moleculeDef->GetParticleName()
      << " should be created in your PhysicsList" <<G4endl;
    }
#endif
    G4Exception("G4VUserChemistryList::BuildPhysicsTable",
        "Run0271", FatalException,
        "No process manager");
    return;
  }

  G4ProcessManager* pManagerShadow = moleculeDef->GetMasterProcessManager();
  G4ProcessVector* pVector = pManager->GetProcessList();
  if (!pVector)
  {
#ifdef G4VERBOSE
    if (verboseLevel > 0)
    {
      G4cout << "G4VUserChemistryList::BuildPhysicsTable  "
             << " : No Process Vector for " << moleculeDef->GetParticleName()
             << G4endl;
    }
#endif
    G4Exception("G4VUserChemistryList::BuildPhysicsTable",
        "Run0272", FatalException,
        "No process Vector");
    return;
  }
#ifdef G4VERBOSE
  if (verboseLevel > 2)
  {
    G4cout << "G4VUserChemistryList::BuildPhysicsTable %%%%%% "
           << moleculeDef->GetParticleName() << G4endl;
    G4cout << " ProcessManager : " << pManager
           << " ProcessManagerShadow : " << pManagerShadow << G4endl;
    for(std::size_t iv1=0;iv1<pVector->size();++iv1)
    {
      G4cout << "  " << iv1 << " - " << (*pVector)[iv1]->GetProcessName()
          << G4endl;
    }
    G4cout << "--------------------------------------------------------------"
        << G4endl;
    G4ProcessVector* pVectorShadow = pManagerShadow->GetProcessList();

    for(std::size_t iv2=0;iv2<pVectorShadow->size();++iv2)
    {
      G4cout << "  " << iv2 << " - " << (*pVectorShadow)[iv2]->GetProcessName()
      << G4endl;
    }
  }
#endif
  for (std::size_t j = 0; j < pVector->size(); ++j)
  {
    //Andrea July 16th 2013 : migration to new interface...
    //Infer if we are in a worker thread or master thread
    //Master thread is the one in which the process manager
    // and process manager shadow pointers are the same
    if (pManagerShadow == pManager)
    {
      (*pVector)[j]->BuildPhysicsTable(*moleculeDef);
    }
    else
    {
      (*pVector)[j]->BuildWorkerPhysicsTable(*moleculeDef);
    }

  }
}