//
// This file primarly test the functionnality of the HepFileManagers.
//

// Zoom Histograms
#include "TestManager.h"

#include "HepTuple/HepHBookHist1D.h"
#include "HepTuple/HepNtuple.h"

ZM_USING_NAMESPACE( zmht )

#include "ZMutility/iostream"

USING( namespace std )

#ifdef USE_ROOT
#include "HepTuple/HepRootObj.h"
#include "HepTuple/HepRootHist1D.h"
#endif

void directories(int argc, char**argv) {

  string filename = argv[1];

  HepFileManager* manager = OPEN_FILE(filename);
  if (manager == NULL ) {
    cerr << "Could not open file: " << filename << "\n";
    ::exit(-1);
  }
  cout << manager->fileName() << endl;
  cout << "ls:\n" << manager->ls("","r") << endl;

  cout << "Get a listing of ntuples\n";
  HepFileManager::ItemList l = manager->list("","rN");
  HepFileManager::ItemList::iterator i = l.begin();
  while( i != l.end() ) {
    cout << "\"" << (*i).dir;
    cout << "\" has a ntuple named: \"" << (*i).title;
    cout << "\" with type " << (*i).type << endl;
    string pwd = manager->pwd();
    manager->cd((*i).dir);
    HepNtuple& hep = manager->retrieveNtuple((*i).title);
    int k;
    int nCols = hep.nColumns();
    cout << "Its " << nCols << " variables are:" << endl;
    for (k=0; k<nCols; k++) {
      cout << "\t" << hep.nametag(k) << endl;
    }
    manager->cd(pwd);

    i++;
  }

  delete manager;

}

int main(int argc, char** argv) {
  // get comandline arguments
  PARSE;

  directories(argc,argv);
  return 0;
}