//-----------------------------------------------------------------------------
//  algorithms working on different STNTUPLE objects
//  Nov 26 2000 P.Murat
//-----------------------------------------------------------------------------

#include <float.h>
#include <iostream>
#include <math.h>
#include <TLorentzVector.h>
#include <Stntuple/alg/TStntuple.hh>

#include <Stntuple/data/TStnTypes.hh>

#include <Stntuple/obj/TStnTau.hh>
#include <Stntuple/obj/TStnTrack.hh>
#include <Stntuple/obj/TStnVertex.hh>
#include "Stntuple/obj/TStnPi0.hh"

#include <Stntuple/obj/TStnJetBlock.hh>
#include <Stntuple/obj/TStnElectronBlock.hh>
#include <Stntuple/obj/TStnPhotonBlock.hh>
#include <Stntuple/obj/TStnMetBlock.hh>
#include <Stntuple/obj/TStnMuonBlock.hh>
#include <Stntuple/obj/TStnPi0Block.hh>
#include <Stntuple/obj/TStnTauBlock.hh>
#include <Stntuple/obj/TStnTrackBlock.hh>
#include <Stntuple/obj/TStnTriggerBlock.hh>
#include <Stntuple/obj/TCalDataBlock.hh>

#include <Stntuple/obj/TStnEvent.hh>
#include <Stntuple/obj/TStnErrorLogger.hh>

#include <Stntuple/alg/TStntuple.hh>

#include <Stntuple/obj/TStnDBManager.hh>
#include "Stntuple/data/TXftTrack.hh"

#include "HighLevelObjects/PhotonBackgroundComputer.hh"
#include "CalorGeometry/CalParameters.hh"

class CdfTrack;

//_____________________________________________________________________________
int TStntuple::PrintTauTracks(TStnTau*        Tau     , 
			      TStnTauBlock*   TauBlock,
			      TStnTrackBlock* TrackBlock) 
{
				// print associated tracks
  TStnTrack* trk;

  int itau = Tau->Number();
  int nt   = Tau->NTracks30();

  int banner_printed = 0;
  for (int i=0; i<nt; i++) {
    int itt = TauBlock->TrackNumber(itau,i);
    trk = TrackBlock->Track(itt);
    if (! banner_printed) {
      trk->Print("banner");
      banner_printed = 1;
    }
    trk->Print("data");
  }
  return 0;
}

//_____________________________________________________________________________
int TStntuple::PrintTauPi0s(TStnTau*        Tau,
			    TStnTauBlock*   TauBlock,
			    TStnPi0Block*   Pi0Block) 
{
				// print associated pi0's
  int itau = Tau->Number();
  int npi0 = TauBlock->Pi0LinkList()->NLinks(itau); // dont do that: Tau->NPi0();

  int banner_printed = 0;
  for (int i=0; i<npi0; i++) {
    int ipi = TauBlock->Pi0Number(itau,i);
    TStnPi0* pi0 = Pi0Block->Pi0(ipi);
    if (! banner_printed) {
      pi0->Print("banner");
      banner_printed = 1;
    }
    pi0->Print("data");
  }
  return 0;
}

//_____________________________________________________________________________
int TStntuple::PrintTauTowers(TStnTau*        Tau,
			      TStnTauBlock*   TauBlock,
			      TCalDataBlock*  CalDataBlock) 
{
  // print towers in cone 0.4 around the tau cluster, I also want to print
  // whether a tower has been included into the cluster or not ... 
  // this will have to wait

  int itau = Tau->Number();
					// key = ieta<<8 + iphi
  TObjArray list;
  int nt, banner_printed, key, ieta, iphi;

  key  = TauBlock->TowerKey(itau,0);
  ieta = (key >> 8) & 0xff;
  iphi = (key     ) & 0xff;
    
  TCalTower* seed_tower = CalDataBlock->Tower(ieta,iphi);

  nt = CalDataBlock->GetListOfTowers(seed_tower->Eta(),
				     seed_tower->Phi(),
				     0.4,&list);
  banner_printed = 0;
  for (int j=0; j<nt; j++) {
    TCalTower* tower = (TCalTower*) list.At(j);
    if (! banner_printed) {
      tower->Print("banner");
      banner_printed = 1;
    }
    tower->Print("data");
  }
  return 0;
}

//_____________________________________________________________________________
int TStntuple::PrintTauBlock(TStnEvent* Event, Int_t PrintLevel) {

  TStnTauBlock*   tau_block = (TStnTauBlock*  )Event->GetDataBlock("TauBlock"  );
  TStnTrackBlock* trk_block = (TStnTrackBlock*)Event->GetDataBlock("TrackBlock");
  TCalDataBlock*  cal_block = (TCalDataBlock* )Event->GetDataBlock("CalDataBlock");
  TStnPi0Block*   pi0_block = (TStnPi0Block*  )Event->GetDataBlock("Pi0Block"    );

  int ntaus = tau_block->NTaus();
  
  for (int i=0; i<ntaus; i++) {
    TStnTau* tau = tau_block->Tau(i);
    tau->Print("banner+data");
//-----------------------------------------------------------------------------
// printe details about tau tracks, towers and pi0's
//-----------------------------------------------------------------------------
    PrintTauTracks(tau,tau_block,trk_block);
    PrintTauTowers(tau,tau_block,cal_block);
    PrintTauPi0s  (tau,tau_block,pi0_block);
  }
  return 0;
}

//_____________________________________________________________________________
int TStntuple::PrintJetTowers(TStnJet*        Jet,
			      TStnJetBlock*   JetBlock,
			      TCalDataBlock*  CalDataBlock) 
{
  // print towers associated with the Jet

  TCalTower* tower;
					// key = ieta<<8 + iphi
  int ijet = Jet->Number();
  int nt, banner_printed(0), key, ieta, iphi;

  nt = JetBlock->NTowers(ijet);
  for (int i=0; i<nt; i++) {
    key  = JetBlock->TowerKey(ijet,i);
    ieta = (key >> 8) & 0xff;
    iphi = (key     ) & 0xff;
    tower = CalDataBlock->Tower(ieta,iphi);
    if (! banner_printed) {
      tower->Print("banner");
      banner_printed = 1;
    }
    tower->Print("data");
  }
  return 0;
}


//_____________________________________________________________________________
int TStntuple::PrintJetTracks(TStnJet*        Jet     , 
			      TStnJetBlock*   JetBlock,
			      TStnTrackBlock* TrackBlock) 
{
				// print associated tracks
  TStnTrack* trk;

  int ijet = Jet->Number();
  int nt  = JetBlock->NTracks(ijet);

  int banner_printed = 0;
  for (int i=0; i<nt; i++) {
    int itt = JetBlock->TrackNumber(ijet,i);
    trk = TrackBlock->Track(itt);
    if (! banner_printed) {
      trk->Print("banner");
      banner_printed = 1;
    }
    trk->Print("data");
  }
  return 0;
}