#ifndef __bbstdFilesFromDirectory_h_INCLUDED__
#define __bbstdFilesFromDirectory_h_INCLUDED__
#include "bbtkAtomicBlackBox.h"
#include "iostream"

namespace bbstd
{

class /*BBTK_EXPORT*/ FilesFromDirectory
 : 
   public bbtk::AtomicBlackBox
{
  BBTK_BLACK_BOX_INTERFACE(FilesFromDirectory,bbtk::AtomicBlackBox);
//==================================================================
/// User callback called in the box contructor
virtual void bbUserConstructor();
/// User callback called in the box copy constructor
virtual void bbUserCopyConstructor(bbtk::BlackBox::Pointer);
/// User callback called in the box destructor
virtual void bbUserDestructor();
//==================================================================
  BBTK_DECLARE_INPUT(In,std::string);
  BBTK_DECLARE_INPUT(Recursive,bool);  
  BBTK_DECLARE_OUTPUT(Out,std::vector<std::string>);
  BBTK_PROCESS(Process);
  void Process();
  
  private :
  std::string NormalizePath(std::string const &pathname);
  int Explore(std::string const &dirpath, bool recursive);
  
  /// List of file names
  std::vector<std::string> Filenames;
  /// name of the root directory to explore
  std::string DirName;
};

//=================================================================
// UserBlackBox description
BBTK_BEGIN_DESCRIBE_BLACK_BOX(FilesFromDirectory,bbtk::AtomicBlackBox);
BBTK_NAME("FilesFromDirectory");
BBTK_AUTHOR("jpr@creatis.univ-lyon1.fr");
BBTK_DESCRIPTION("returns the fullPathNames of the files in a Directory");
BBTK_CATEGORY("");
BBTK_INPUT(FilesFromDirectory,In,"Directory Name",std::string,"");
BBTK_INPUT(FilesFromDirectory,Recursive,"Recursive directory exploration",bool,"");

BBTK_OUTPUT(FilesFromDirectory,Out,"FullPathNames of the files",std::vector<std::string>,"");
BBTK_END_DESCRIBE_BLACK_BOX(FilesFromDirectory);
}
// EO namespace bbstd

#endif // __bbstdFilesFromDirectory_h_INCLUDED__