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// ********************************************************************
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//

#include "G4HnInformation.hh"

//_____________________________________________________________________________
inline G4String G4GenericFileManager::GetDefaultFileType() const
{
  return fDefaultFileType;
}

//_____________________________________________________________________________
template <typename T>
inline 
G4bool G4GenericFileManager::WriteT(const std::vector<T*>& htVector,
                                    const std::vector<G4HnInformation*>& hnVector)
{
  auto finalResult = true;

  for ( G4int i=0; i<G4int(htVector.size()); ++i ) {
    auto info = hnVector[i];
    auto activation = info->GetActivation();
    // skip writing if activation is enabled and H1 is inactivated
    if ( fState.GetIsActivation() && ( ! activation ) ) continue; 

    auto name = info->GetName();
    auto ht = htVector[i];

    auto fileName = info->GetFileName();

    auto fileManager = fDefaultFileManager;
    auto fileKind = "default";
    if ( fileName == "" ) {
      fileName = fileManager->GetFileName();
    } else {
      fileManager = GetFileManager(fileName);
      fileKind = "extra";
      // skip writing if cannot get file manager (wrong file extension)
      if ( ! fileManager ) {
        if ( G4Analysis::GetExtension(fileName) != "hdf5" || fHdf5Warn ) {
          G4ExceptionDescription description;
          description
            << "Cannot get file manager for " << fileKind << " file " << fileName << "." << G4endl
            << "Writing " << G4Analysis::GetHnType<T>() << " " <<  name
            << " will be skipped.";
          G4Exception("G4GenericFileManager::WriteT",
                      "Analysis_W022", JustWarning, description);
        }
#ifdef G4VERBOSE
       if ( fState.GetVerboseL3() ) {
         G4ExceptionDescription description;
         description << " " << name << " in the " << fileKind << " file " << fileName;
         fState.GetVerboseL3()
           ->Message("write", G4Analysis::GetHnType<T>(), description, false);
       }
#endif
        continue;
      }
    }

#ifdef G4VERBOSE
    if ( fState.GetVerboseL4() ) {
      G4ExceptionDescription description;
      description << " " << name << " in the " << fileKind << " file " << fileName;
      fState.GetVerboseL3()
        ->Message("write", G4Analysis::GetHnType<T>(), description);
    }
#endif

    auto result = fileManager->GetHnFileManager<T>()->Write(ht, name, fileName);
    if ( ! result ) {
      G4ExceptionDescription description;
      description
        << "Writing " << G4Analysis::GetHnType<T>() << " " <<  name
        << " to file " <<  fileName << " failed.";
      G4Exception("G4GenericManager::WriteT()",
                "Analysis_W022", JustWarning, description);
    }
    finalResult = result && finalResult;

    // notify that file has a written object
    fileManager->SetIsEmpty(fileName, false);

#ifdef G4VERBOSE
    if ( fState.GetVerboseL3() ) {
      G4ExceptionDescription description;
      description << " " << name << " in the " << fileKind << " file " << fileName;
      fState.GetVerboseL3()
        ->Message("write", G4Analysis::GetHnType<T>(), description, finalResult);
    }
#endif
  }

  return finalResult;
}

//_____________________________________________________________________________
template <typename T>
inline 
G4bool G4GenericFileManager::WriteTExtra(
  const G4String& fileName, T* ht, const G4String& htName)
{
  if ( fState.GetVerboseL4() ) {
    G4ExceptionDescription description;
    description 
      << fileName << " with " << G4Analysis::GetHnType<T>() << "  " << htName;
    fState.GetVerboseL4()->Message("write", "extra file", description);
  }

  std::shared_ptr<G4VFileManager> fileManager = GetFileManager(fileName);
  if ( ! fileManager ) {
    G4ExceptionDescription description;
    description
      << "Cannot get file manager for file " << fileName << "." << G4endl
      << "Writing " << G4Analysis::GetHnType<T>() << " " <<  htName 
      << " failed.";
    G4Exception("G4GenericFileManager::WriteTExtra",
                "Analysis_W022", JustWarning, description);
    return false;
  }

  auto result = fileManager->GetHnFileManager<T>()->WriteExtra(ht, htName, fileName);

#ifdef G4VERBOSE
  if ( fState.GetVerboseL1() ) {
    fState.GetVerboseL1()->Message("write", "extra file", fileName, result);
  }
#endif

  return result; 
}