#ifndef _OWLPS_POSITIONING_USERINTERFACE_HH_
#define _OWLPS_POSITIONING_USERINTERFACE_HH_

#include <string>
#include <boost/program_options/options_description.hpp>

/// Handles configuration inputs from user
class UserInterface
{
protected:
  std::string config_file_name ;
  int cli_argument_count ;
  char **cli_argument_values ;
  boost::program_options::options_description *cli_options ;
  boost::program_options::options_description *file_options ;

  /** @name Operations */
  //@{
  /// Fill in all the options
  void fill_options(void) ;
  /// Fill in the options accepted on the command line
  void fill_cli_options(void) ;
  /// \brief Fill in the options accepted on the command line and in
  /// the configuration file
  void fill_file_options(void) ;
  /// Parse all the configuration inputs and updates Configuration
  void parse_options(void) ;
  void parse_command_line(void) const ;
  void parse_file(void) const ;
  /// If help was requested by user, displays accepted options and exit
  void print_usage_and_exit_if_requested(void) const ;
  //@}

public:
  UserInterface(const int argc, char **argv) ;

  ~UserInterface(void) ;
} ;

#endif // _OWLPS_POSITIONING_USERINTERFACE_HH_