#include "machdefs.h"
#include "sopnamsp.h"

#include <stdio.h>
#include <string.h>
#include <iostream>
#include <typeinfo>

#include "histos.h"
#include "hisprof.h"
#include "histerr.h"
#include "histos2.h"

#include "fitsblkrw.h"
#include "fitshandler.h"


///////////////////////////////////////////////////////////////////////////
///////////////////////// Histo , HProf , HistoErr ////////////////////////
///////////////////////////////////////////////////////////////////////////

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
int FitsHandler<Histo>::CheckReadability(FitsInOutFile& is)
{
  if (is.CurrentHDUType() == IMAGE_HDU ) return 0;
  string key = "SOPCLSNM";
  string clsnm = is.KeyValue(key);
  if ( (clsnm == "SOPHYA::Histo")
     || (clsnm == "SOPHYA::HProf")
     || (clsnm == "SOPHYA::HistoErr") ) return 2;
  return 0;
}

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
int FitsHandler<Histo>::CheckHandling(AnyDataObj & o) 
{  
 if (typeid(o) == typeid(Histo)) return 2;
 Histo * po = dynamic_cast< Histo * >(& o); 
 if (po != NULL) return 2;
 return 0;
}

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
void FitsHandler<Histo>::Write(FitsInOutFile& os)
{
  if(dobj==NULL)   
    throw NullPtrError("FitsHandler<Histo>::Write() NULL dobj pointer ");

  //--- Le type d'objet et son pointeur
  Histo*    h  = dynamic_cast< Histo *> (dobj);
  HProf*    hp = dynamic_cast< HProf *> (dobj);
  HistoErr* he = dynamic_cast< HistoErr *> (dobj);

  //--- Les noms de colonnes
  int tbltyp = os.GetDef_TableType();
  vector<string> colnames, tform, tunit;
  // les valeurs du bin
  if(tbltyp==ASCII_TBL) tform.push_back("D15.8"); else tform.push_back("D");
  colnames.push_back("val");
  tunit.push_back("");
  // Les erreurs
  if(h->mErr2) {
    if(tbltyp==ASCII_TBL) tform.push_back("D15.8"); else tform.push_back("D");
    colnames.push_back("e2");
    tunit.push_back("");
  }
  // Le nombre d'entrees dans le bin
  if(he!=NULL || hp!=NULL) {
    if(tbltyp==ASCII_TBL) tform.push_back("D15.8"); else tform.push_back("D");
    colnames.push_back("nb");
    tunit.push_back("");
  }

  //--- On cree la table  
  string extname = os.NextExtensionName();
  os.CreateTable(os.GetDef_TableType(),extname,colnames,tform, tunit);

  // Ecriture des donnees des colonnes
  int n = h->NBins();
  if(n>0) {
    if(hp) hp->UpdateHisto();
    FitsBlockRW<r_8>::WriteColumnData(os,1,1,1,h->mData,n);
    if(h->mErr2) FitsBlockRW<r_8>::WriteColumnData(os,2,1,1,h->mErr2,n);
    if(hp!=NULL) FitsBlockRW<r_8>::WriteColumnData(os,3,1,1,hp->mSumW,n);
    if(he!=NULL) FitsBlockRW<r_8>::WriteColumnData(os,3,1,1,he->mNData,n);
  }

  // Ecriture des clefs fits
  MuTyV mtv;

  mtv = "SOPHYA::Histo";
  if(hp) mtv = "SOPHYA::HProf";
  else if(he) mtv = "SOPHYA::HistoErr";
  os.WriteKey("SOPCLSNM",mtv," SOPHYA class name");

  mtv = "Histo";
  if(hp) mtv = "HProf";
  else if(he) mtv = "HistoErr";
  os.WriteKey("CONTENT",mtv," name of SOPHYA object");

  mtv = h->mBins;
  os.WriteKey("NBIN",mtv," number of bins");

  mtv = h->mMin;
  os.WriteKey("XMIN",mtv," absc of beginning of 1srt bin");

  mtv = h->mMax;
  os.WriteKey("XMAX",mtv," absc of end of last bin");

  mtv = h->binWidth;
  os.WriteKey("WBIN",mtv," bin width");

  mtv = h->mUnder;
  os.WriteKey("UNDER",mtv," number of bins");

  mtv = h->mOver;
  os.WriteKey("OVER",mtv," underflow");

  mtv = h->nHist;
  os.WriteKey("NHIST",mtv," entries weighted somme");

  double x = h->nEntries; mtv = x;
  os.WriteKey("NENTRIES",mtv," number of entries");

  int_4 haserr =(h->mErr2) ? 1: 0;
  mtv = haserr;
  os.WriteKey("HASERR2",mtv," square errors associated");

  if(hp) {
    int_4 ok = (hp->mOk)? 1: 0;
    mtv = ok;
    os.WriteKey("UPDOK",mtv," update status flag");

    mtv = (int_4)hp->mOpt;
    os.WriteKey("SIGOPT",mtv," sigma statistic flag");

    mtv = hp->mYMin;
    os.WriteKey("YMIN",mtv," sum low limit");

    mtv = hp->mYMax;
    os.WriteKey("YMAX",mtv," sum high limit");
  }
  
  if(he) {
    mtv = he->mCorrel;
    os.WriteKey("NCORREL",mtv," number of Correl calls");
  }

}


DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
void FitsHandler<Histo>::Read(FitsInOutFile& is)
{
 int hdutyp = is.CurrentHDUType();
 if( (hdutyp != BINARY_TBL ) && (hdutyp != ASCII_TBL) )
    throw FitsIOException("FitsHandler<Histo>::Read() Not a binary or ascii table HDU");

  //--- Nb de lignes et de colonnes 
  vector<string> colnames;
  vector<int> coltypes;
  vector<long> repcnt, width;
  is.GetColInfo(colnames,coltypes,repcnt,width);
  long ncol = colnames.size();
  if(ncol<=0)
    throw FitsIOException("FitsHandler<Histo>::Read() bad number of table columns");
  long nbrows = is.GetNbRows();
  if(nbrows<=0)
    throw FitsIOException("FitsHandler<Histo>::Read() number of rows is zero, no reading");

  //--- Lecture entete FITS
  string key = "SOPCLSNM"; string clsnm = is.KeyValue(key);
  DVList dvl; is.GetHeaderRecords(dvl,true,false);

  int_4 nbin = dvl.GetI("NBIN",-1);
  if(nbin<=0 && nbin!=nbrows)
    throw FitsIOException("FitsHandler<Histo>::Read() number of bins is zero or bad, no reading");

  r_8 xmin = dvl.GetD("XMIN",-1.);
  r_8 xmax = dvl.GetD("XMAX",+1.);

  //--- Creation de l'objet si necessaire
  if(dobj == NULL) {
    if(clsnm == "SOPHYA::Histo") dobj = new Histo;
    else if(clsnm == "SOPHYA::HProf") dobj = new HProf;
    else if(clsnm == "SOPHYA::HistoErr") dobj = new HistoErr;
  }

  //--- Type de l'histo
  Histo*    h  = dynamic_cast< Histo *> (dobj);
  HProf*    hp = dynamic_cast< HProf *> (dobj);
  HistoErr* he = dynamic_cast< HistoErr *> (dobj);

  //--- Allocation pour histo
  if(he && (clsnm=="SOPHYA::HistoErr")) {
    if(ncol<3)
      throw FitsIOException("FitsHandler<Histo>::Read() wrong number of columns for HistoErr");
    he->CreateOrResize(xmin,xmax,nbin);
  } else if(hp&& (clsnm=="SOPHYA::HProf")) {
    if(ncol<3)
      throw FitsIOException("FitsHandler<Histo>::Read() wrong number of columns for HProf");
    r_8 ymin = dvl.GetD("YMIN",1.);
    r_8 ymax = dvl.GetD("YMAX",-1.);
    hp->CreateOrResize(xmin,xmax,nbin,ymin,ymax);
  } else if(h && clsnm == "SOPHYA::Histo" ) {
    h->CreateOrResize(xmin,xmax,nbin);
    int_4 haserr2 = dvl.GetI("HASERR2",0);
    if(ncol>1 && haserr2>0) h->Errors();
  } else {
    throw FitsIOException("FitsHandler<Histo>::Read() No assocaition classe/fits_header");
  }

  //--- remplissage des variables d'entete
  h->mUnder = dvl.GetD("UNDER",0.);
  h->mOver = dvl.GetD("OVER",0.);
  h->nHist = dvl.GetD("NHIST",0.);
  double x = dvl.GetD("NENTRIES",0.); h->nEntries = uint_8(x);

  if(hp) {
    int_4 ok = dvl.GetI("UPDOK",0); hp->mOk = (ok)? true : false;
    hp->mOpt = (uint_2)dvl.GetI("SIGOPT",0);
    hp->mYMin = dvl.GetD("YMIN",1.);
    hp->mYMax = dvl.GetD("YMAX",-1.);
  }

  if(he) he->mCorrel = dvl.GetI("NCORREL",0);

  //--- remplissage de l'histo
  FitsBlockRW<r_8>::ReadColumnData(is,1,1,1,h->mData,nbin);
  if(h->mErr2) FitsBlockRW<r_8>::ReadColumnData(is,2,1,1,h->mErr2,nbin);
  if(hp) FitsBlockRW<r_8>::ReadColumnData(is,3,1,1,hp->mSumW,nbin);
  if(he) FitsBlockRW<r_8>::ReadColumnData(is,3,1,1,he->mNData,nbin);

}


///////////////////////////////////////////////////////////////////////////
///////////////////////////////// Histo2D  ////////////////////////////////
///////////////////////////////////////////////////////////////////////////

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
int FitsHandler<Histo2D>::CheckReadability(FitsInOutFile& is)
{
  if (is.CurrentHDUType() == IMAGE_HDU ) return 0;
  string key = "SOPCLSNM"; 
  string clsnm = is.KeyValue(key);
  if( clsnm == "SOPHYA::Histo2D") return 2;
  return 0;
}

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
int FitsHandler<Histo2D>::CheckHandling(AnyDataObj & o) 
{  
 if (typeid(o) == typeid(Histo2D)) return 2;
 Histo2D * po = dynamic_cast< Histo2D * >(& o); 
 if (po != NULL) return 2;
 return 0;
}

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
void FitsHandler<Histo2D>::Write(FitsInOutFile& os)
{
  if(dobj==NULL)   
    throw NullPtrError("FitsHandler<Histo2D>::Write() NULL dobj pointer ");

  //--- Le type d'objet et son pointeur
  Histo2D* h = dynamic_cast< Histo2D *> (dobj);

  //--- Les noms de colonnes
  int tbltyp = os.GetDef_TableType();
  vector<string> colnames, tform, tunit;
  // les valeurs du bin
  if(tbltyp==ASCII_TBL) tform.push_back("D15.8"); else tform.push_back("D");
  colnames.push_back("val");
  tunit.push_back("");
  // Les erreurs
  if(h->mErr2) {
    if(tbltyp==ASCII_TBL) tform.push_back("D15.8"); else tform.push_back("D");
    colnames.push_back("e2");
    tunit.push_back("");
  }

  //--- On cree la table  
  string extname = os.NextExtensionName();
  os.CreateTable(os.GetDef_TableType(),extname,colnames,tform, tunit);

  // Ecriture des donnees des colonnes
  long n = h->mNxy;
  if(n>0) {
    FitsBlockRW<r_8>::WriteColumnData(os,1,1,1,h->mData,n);
    if(h->mErr2) FitsBlockRW<r_8>::WriteColumnData(os,2,1,1,h->mErr2,n);
  }

  // Ecriture des clefs fits
  MuTyV mtv;

  mtv = "SOPHYA::Histo2D";
  os.WriteKey("SOPCLSNM",mtv," SOPHYA class name");

  mtv = "Histo2D";
  os.WriteKey("CONTENT",mtv," name of SOPHYA object");

  mtv = h->mNx;
  os.WriteKey("NBINX",mtv," number of bins in X");
  mtv = h->mNy;
  os.WriteKey("NBINY",mtv," number of bins in Y");
  mtv = h->mNxy;
  os.WriteKey("NBINXY",mtv," number of elements");

  mtv = h->mXmin;
  os.WriteKey("XMIN",mtv," absc of beginning of 1srt bin in X");
  mtv = h->mXmax;
  os.WriteKey("XMAX",mtv," absc of end of last bin in X");
  mtv = h->mYmin;
  os.WriteKey("YMIN",mtv," absc of beginning of 1srt bin in Y");
  mtv = h->mYmax;
  os.WriteKey("YMAX",mtv," absc of end of last bin in Y");

  mtv = h->mWBinx;
  os.WriteKey("WBINX",mtv," bin width in X");
  mtv = h->mWBiny;
  os.WriteKey("WBINY",mtv," bin width in Y");

  for(int i=0;i<3;i++) for(int j=0;j<3;j++) {
    char str[16]; sprintf(str,"OUT%1d%1d",i,j);
    mtv = h->mOver[i][j];
    os.WriteKey(str,mtv," under/over X/Y");
  }

  mtv = h->nHist;
  os.WriteKey("NHIST",mtv," entries weighted somme");

  mtv = h->nEntries;
  os.WriteKey("NENTRIES",mtv," number of entries");

  int_4 haserr =(h->mErr2) ? 1: 0;
  mtv = haserr;
  os.WriteKey("HASERR2",mtv," square errors associated");

}

DECL_TEMP_SPEC  /* equivalent a template <> , pour SGI-CC en particulier */
void FitsHandler<Histo2D>::Read(FitsInOutFile& is)
{
 int hdutyp = is.CurrentHDUType();
 if( (hdutyp != BINARY_TBL ) && (hdutyp != ASCII_TBL) )
    throw FitsIOException("FitsHandler<Histo2D>::Read() Not a binary or ascii table HDU");

  //--- Nb de lignes et de colonnes 
  vector<string> colnames; vector<int> coltypes; vector<long> repcnt, width;
  is.GetColInfo(colnames,coltypes,repcnt,width);
  long ncol = colnames.size();
  if(ncol<=0)
    throw FitsIOException("FitsHandler<Histo2D>::Read() bad number of table columns");
  long nbrows = is.GetNbRows();
  if(nbrows<=0)
    throw FitsIOException("FitsHandler<Histo2D>::Read() number of rows is zero, no reading");

  //--- Lecture entete FITS
  DVList dvl; is.GetHeaderRecords(dvl,true,false);

  int_4 nbinx = dvl.GetI("NBINX",-1);
  int_4 nbiny = dvl.GetI("NBINY",-1);
  int_8 nbinxy = nbinx*nbiny;
  if(nbinx<=0 || nbiny<=0 || nbinxy!=nbrows)
    throw FitsIOException("FitsHandler<Histo2D>::Read() number of bins is zero or bad, no reading");

  r_8 xmin = dvl.GetD("XMIN",-1.);
  r_8 xmax = dvl.GetD("XMAX",1.);
  r_8 ymin = dvl.GetD("YMIN",-1.);
  r_8 ymax = dvl.GetD("YMAX",1.);

  //--- Creation de l'objet
  if(dobj == NULL) dobj = new Histo2D;
  dobj->CreateOrResize(xmin,xmax,nbinx,ymin,ymax,nbiny);
  int_4 haserr2 = dvl.GetI("HASERR2",0);
  if(ncol>1 && haserr2>0) dobj->Errors();

  //--- remplissage des variables d'entete
  dobj->nHist = dvl.GetD("NHIST",0.);
  dobj->nEntries = dvl.GetI("NENTRIES",0);

  for(int i=0;i<3;i++) for(int j=0;j<3;j++) {
    char str[16]; sprintf(str,"OUT%1d%1d",i,j);
    dobj->mOver[i][j] = dvl.GetD(str,0.);
  }

  //--- remplissage de l'histo
  FitsBlockRW<r_8>::ReadColumnData(is,1,1,1,dobj->mData,nbinxy);
  if(dobj->mErr2) FitsBlockRW<r_8>::ReadColumnData(is,2,1,1,dobj->mErr2,nbinxy);

}