// libTorrent - BitTorrent library
// Copyright (C) 2005-2011, Jari Sundell
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
// In addition, as a special exception, the copyright holders give
// permission to link the code of portions of this program with the
// OpenSSL library under certain conditions as described in each
// individual source file, and distribute linked combinations
// including the two.
//
// You must obey the GNU General Public License in all respects for
// all of the code used other than OpenSSL.  If you modify file(s)
// with this exception, you may extend this exception to your version
// of the file(s), but you are not obligated to do so.  If you do not
// wish to do so, delete this exception statement from your version.
// If you delete this exception statement from all source files in the
// program, then also delete it here.
//
// Contact:  Jari Sundell <jaris@ifi.uio.no>
//
//           Skomakerveien 33
//           3185 Skoppum, NORWAY

#ifndef LIBTORRENT_PATH_H
#define LIBTORRENT_PATH_H

#include <string>
#include <vector>
#include <torrent/common.h>

namespace torrent {

// Use a blank first path to get root and "." to get current dir.

class LIBTORRENT_EXPORT Path : private std::vector<std::string> {
public:
  using base_type = std::vector<std::string>;

  using value_type      = base_type::value_type;
  using pointer         = base_type::pointer;
  using const_pointer   = base_type::const_pointer;
  using reference       = base_type::reference;
  using const_reference = base_type::const_reference;
  using size_type       = base_type::size_type;
  using difference_type = base_type::difference_type;
  using allocator_type  = base_type::allocator_type;

  using iterator               = base_type::iterator;
  using reverse_iterator       = base_type::reverse_iterator;
  using const_iterator         = base_type::const_iterator;
  using const_reverse_iterator = base_type::const_reverse_iterator;

  using base_type::clear;
  using base_type::empty;
  using base_type::size;
  using base_type::reserve;

  using base_type::front;
  using base_type::back;
  using base_type::begin;
  using base_type::end;
  using base_type::rbegin;
  using base_type::rend;

  using base_type::push_back;

  using base_type::at;
  using base_type::operator[];

  void               insert_path(iterator pos, const std::string& path);

  // Return the path as a string with '/' deliminator. The deliminator
  // is only inserted between path elements.
  std::string        as_string() const;

  std::string  encoding() const                     { return m_encoding; }
  void               set_encoding(const std::string& enc) { m_encoding = enc; }

  base_type*         base()                               { return this; }
  const base_type*   base() const                         { return this; }

private:
  std::string        m_encoding;
};

} // namespace torrent

#endif