/*
 * This file is part of the Owl Positioning System (OwlPS).
 * OwlPS is a project of the University of Franche-Comte
 * (Université de Franche-Comté), France.
 *
 * Copyright © Université de Franche-Comté 2007-2012.
 *
 * Corresponding author: Matteo Cypriani <mcy@lm7.fr>
 *
 ***********************************************************************
 *
 * This software is governed by the CeCILL license under French law and
 * abiding by the rules of distribution of free software. You can use,
 * modify and/or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL:
 * http://www.cecill.info
 *
 * As a counterpart to the access to the source code and rights to copy,
 * modify and redistribute granted by the license, users are provided
 * only with a limited warranty and the software's authors, the holder
 * of the economic rights, and the successive licensors have only
 * limited liability.
 *
 * In this respect, the user's attention is drawn to the risks
 * associated with loading, using, modifying and/or developing or
 * reproducing the software by the user in light of its specific status
 * of free software, that may mean that it is complicated to manipulate,
 * and that also therefore means that it is reserved for developers and
 * experienced professionals having in-depth computer knowledge. Users
 * are therefore encouraged to load and test the software's suitability
 * as regards their requirements in conditions enabling the security of
 * their systems and/or data to be ensured and, more generally, to use
 * and operate it in the same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 *
 ***********************************************************************
 */


#include "accesspointsreadercsv.hh"
#include "point3d.hh"
#include "stock.hh"
#include "posexcept.hh"

using namespace std ;



/* *** Constructors *** */


AccessPointsReaderCSV::AccessPointsReaderCSV(const string &file_name):
  file(file_name)
{
  read_devices() ;
}



/* *** Operations *** */


void AccessPointsReaderCSV::read_devices()
{
  while (file.next_line())
    process_device_line() ;
}


void AccessPointsReaderCSV::process_device_line()
{
  string mac ;
  if (! file.read_field(mac))
    throw malformed_input_data("Cannot read access point MAC address!") ;
  PosUtil::to_upper(mac) ;

  Point3D coord ;
  if (! file.read_point3d(coord))
    throw malformed_input_data("Cannot read access point coordinates!") ;

  unsigned long frequency ;
  if (! file.read_field(frequency))
    throw malformed_input_data("Cannot read access point frequency!") ;

  float gain ;
  if (! file.read_field(gain))
    throw malformed_input_data("Cannot read access point gain!") ;

  float power ;
  if (! file.read_field(power))
    throw malformed_input_data("Cannot read access point power!") ;

  string ip("") ;

  AccessPoint device(coord, ip, mac, gain, power, frequency) ;
  Stock::find_create_ap(device) ;
}