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// Author: Ivana Hrivnacova, 15/09/2020  (ivana@ipno.in2p3.fr)

#include "G4AnalysisUtilities.hh"

#include "tools/waxml/histos"
#include "tools/waxml/begend"

//_____________________________________________________________________________
template <typename HT>
G4bool G4XmlHnFileManager<HT>::WriteExtra(
  HT* ht, const G4String& htName, const G4String& fileName)
{
  // create a new file
  std::ofstream hnFile(fileName);

  // Do nothing if there is no file
  if ( ! hnFile.is_open() ) return false;

  // Write file opening
  tools::waxml::begin(hnFile);

  // no directory supported in this mode
  G4String path = "/";

  // write histo
  auto result = tools::waxml::write(hnFile, *ht, path, htName);
  if ( ! result) {
    G4Analysis::Warn(
      "Saving " + G4Analysis::GetHnType<HT>() + " " + htName + " failed",
      fkClass, "WriteExtra");
    return false;
  }

  // close file
  tools::waxml::end(hnFile);
  hnFile.close();
  return true;
}

//_____________________________________________________________________________
template <typename HT>
G4bool G4XmlHnFileManager<HT>::Write(
  HT* ht, const G4String& htName,  G4String& fileName)
{
  if ( fileName.empty()) {
    // should not happen
    G4cerr << "!!! Xml file name not defined." << G4endl;
    G4cerr << "!!! Write " << htName << " failed." << G4endl;
    return false;
  }

  auto hnFile = fFileManager->GetTFile(fileName);
  if ( hnFile == nullptr ) {
    // This prototype can be used only with OpenFile() mode
    G4Analysis::Warn(
      G4String("Failed to get Xml file ") + fileName, fkClass, "Write");
    return false;
  }

  G4String path = "/";
  path.append(fFileManager->GetHistoDirectoryName());

  auto result = tools::waxml::write(*hnFile, *ht, path, htName);
  fFileManager->LockDirectoryNames();
  return result;
}