//
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//
//

#include "globals.hh"
#include "Randomize.hh"

#include "G4UIdirectory.hh"
#include "G4UIcmdWithAnInteger.hh"
#include "G4UIcmdWithAString.hh"
#include "G4UIcmdWithABool.hh"

#include "F04RunAction.hh"
#include "F04RunActionMessenger.hh"

F04RunActionMessenger::F04RunActionMessenger(F04RunAction* RA)
  : runAction (RA)
{    
  RndmDir = new G4UIdirectory("/rndm/");
  RndmDir->SetGuidance("Rndm status control.");
  
  RndmSaveCmd = new G4UIcmdWithAnInteger("/rndm/save",this);
  RndmSaveCmd->SetGuidance("set frequency to save rndm status on external files.");
  RndmSaveCmd->SetGuidance("freq = 0 not saved");
  RndmSaveCmd->SetGuidance("freq > 0 saved on: beginOfRun.rndm");
  RndmSaveCmd->SetGuidance("freq = 1 saved on:   endOfRun.rndm");
  RndmSaveCmd->SetGuidance("freq = 2 saved on: endOfEvent.rndm");    
  RndmSaveCmd->SetParameterName("frequency",false);
  RndmSaveCmd->SetRange("frequency>=0 && frequency<=2");
  RndmSaveCmd->AvailableForStates(G4State_PreInit,G4State_Idle); 
         
  RndmReadCmd = new G4UIcmdWithAString("/rndm/read",this);
  RndmReadCmd->SetGuidance("get rndm status from an external file.");
  RndmReadCmd->SetParameterName("fileName",true);
  RndmReadCmd->SetDefaultValue ("beginOfRun.rndm");
  RndmReadCmd->AvailableForStates(G4State_PreInit,G4State_Idle);

  SetAutoSeedCmd = new G4UIcmdWithABool("/rndm/autoSeed",this);
  SetAutoSeedCmd->SetGuidance("Switch on/off time-based random seeds");
  SetAutoSeedCmd->SetGuidance(" true: run seeds determined by system time");
  SetAutoSeedCmd->SetGuidance("false: use command 'random/resetEngineFrom'");
  SetAutoSeedCmd->SetGuidance("Default = false");
  SetAutoSeedCmd->SetParameterName("autoSeed", false);
  SetAutoSeedCmd->AvailableForStates(G4State_PreInit,G4State_Idle);
}

F04RunActionMessenger::~F04RunActionMessenger()
{ 
  delete RndmDir; delete RndmSaveCmd; delete RndmReadCmd; delete SetAutoSeedCmd;
}

void F04RunActionMessenger::SetNewValue(G4UIcommand* command,G4String newValue)
{
  if (command == RndmSaveCmd)
      runAction->SetRndmFreq(RndmSaveCmd->GetNewIntValue(newValue));
		 
  if (command == RndmReadCmd)
  {  G4cout << "\n---> rndm status restored from file: " << newValue << G4endl;
     CLHEP::HepRandom::restoreEngineStatus(newValue);
     CLHEP::HepRandom::showEngineStatus();
  }

  if(command == SetAutoSeedCmd)
      runAction->SetAutoSeed(SetAutoSeedCmd->GetNewBoolValue(newValue));
}