/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
 * Copyright (c) 2013-2015 Regents of the University of California.
 *
 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
 *
 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * ndn-cxx library 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 Lesser General Public License for more details.
 *
 * You should have received copies of the GNU General Public License and GNU Lesser
 * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
 * <http://www.gnu.org/licenses/>.
 *
 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
 */

#ifndef NDN_MANAGEMENT_NFD_FACE_QUERY_FILTER_HPP
#define NDN_MANAGEMENT_NFD_FACE_QUERY_FILTER_HPP

#include "../encoding/block.hpp"
#include "../encoding/nfd-constants.hpp"

namespace ndn {
namespace nfd {

/**
 * \ingroup management
 * \brief represents Face Query Filter
 * \sa http://redmine.named-data.net/projects/nfd/wiki/FaceMgmt#Query-Operation
 */
class FaceQueryFilter
{
public:
  class Error : public tlv::Error
  {
  public:
    explicit
    Error(const std::string& what)
      : tlv::Error(what)
    {
    }
  };

  FaceQueryFilter();

  explicit
  FaceQueryFilter(const Block& block);

  /** \brief prepend FaceQueryFilter to the encoder
   */
  template<encoding::Tag TAG>
  size_t
  wireEncode(EncodingImpl<TAG>& encoder) const;

  /** \brief encode FaceQueryFilter
   */
  const Block&
  wireEncode() const;

  /** \brief decode FaceQueryFilter
   */
  void
  wireDecode(const Block& wire);

public: // getters & setters

  bool
  hasFaceId() const
  {
    return m_hasFaceId;
  }

  uint64_t
  getFaceId() const
  {
    BOOST_ASSERT(this->hasFaceId());
    return m_faceId;
  }

  FaceQueryFilter&
  setFaceId(uint64_t faceId);

  FaceQueryFilter&
  unsetFaceId();

  bool
  hasUriScheme() const
  {
    return m_hasUriScheme;
  }

  const std::string&
  getUriScheme() const
  {
    BOOST_ASSERT(this->hasUriScheme());
    return m_uriScheme;
  }

  FaceQueryFilter&
  setUriScheme(const std::string& uriScheme);

  FaceQueryFilter&
  unsetUriScheme();

  bool
  hasRemoteUri() const
  {
    return m_hasRemoteUri;
  }

  const std::string&
  getRemoteUri() const
  {
    BOOST_ASSERT(this->hasRemoteUri());
    return m_remoteUri;
  }

  FaceQueryFilter&
  setRemoteUri(const std::string& remoteUri);

  FaceQueryFilter&
  unsetRemoteUri();

  bool
  hasLocalUri() const
  {
    return m_hasLocalUri;
  }

  const std::string&
  getLocalUri() const
  {
    BOOST_ASSERT(this->hasLocalUri());
    return m_localUri;
  }

  FaceQueryFilter&
  setLocalUri(const std::string& localUri);

  FaceQueryFilter&
  unsetLocalUri();

  bool
  hasFaceScope() const
  {
    return m_hasFaceScope;
  }

  FaceScope
  getFaceScope() const
  {
    BOOST_ASSERT(this->hasFaceScope());
    return m_faceScope;
  }

  FaceQueryFilter&
  setFaceScope(FaceScope faceScope);

  FaceQueryFilter&
  unsetFaceScope();

  bool
  hasFacePersistency() const
  {
    return m_hasFacePersistency;
  }

  FacePersistency
  getFacePersistency() const
  {
    BOOST_ASSERT(this->hasFacePersistency());
    return m_facePersistency;
  }

  FaceQueryFilter&
  setFacePersistency(FacePersistency facePersistency);

  FaceQueryFilter&
  unsetFacePersistency();

  bool
  hasLinkType() const
  {
    return m_hasLinkType;
  }

  LinkType
  getLinkType() const
  {
    BOOST_ASSERT(this->hasLinkType());
    return m_linkType;
  }

  FaceQueryFilter&
  setLinkType(LinkType linkType);

  FaceQueryFilter&
  unsetLinkType();

private:
  uint64_t m_faceId;
  std::string m_uriScheme;
  std::string m_remoteUri;
  std::string m_localUri;
  FaceScope m_faceScope;
  FacePersistency m_facePersistency;
  LinkType m_linkType;

  bool m_hasFaceId;
  bool m_hasUriScheme;
  bool m_hasRemoteUri;
  bool m_hasLocalUri;
  bool m_hasFaceScope;
  bool m_hasFacePersistency;
  bool m_hasLinkType;

  mutable Block m_wire;
};

std::ostream&
operator<<(std::ostream& os, const FaceQueryFilter& filter);

} // namespace nfd
} // namespace ndn

#endif // NDN_MANAGEMENT_NFD_FACE_QUERY_FILTER_HPP