/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
/*
 * Copyright (c) 2013, Regents of the University of California
 *                     Yingdi Yu
 *
 * BSD license, See the LICENSE file for more information
 *
 * Author: Yingdi Yu <yingdi@cs.ucla.edu>
 */

#ifndef CHRONOS_INVITATION_H
#define CHRONOS_INVITATION_H


#include <ndn-cpp-dev/name.hpp>
#include <ndn-cpp-dev/signature.hpp>
#include <ndn-cpp-dev/security/identity-certificate.hpp>

namespace chronos{

class Invitation
{
  public:
  /*
   *  /[invitee_namespace]
   *  /CHRONOCHAT-INVITATION
   *  /<chatroom_name>
   *  /<inviter_routing_prefix>
   *  /<inviter_cert>
   *  /<timestamp>
   *  /<keylocator>
   *  /<signature>
   */
  static const size_t NAME_SIZE_MIN;
  static const ssize_t SIGNATURE;
  static const ssize_t KEY_LOCATOR;
  static const ssize_t TIMESTAMP;
  static const ssize_t INVITER_CERT;
  static const ssize_t INVITER_PREFIX;
  static const ssize_t CHATROOM;
  static const ssize_t CHRONOCHAT_INVITATION;

  struct Error : public std::runtime_error { Error(const std::string &what) : std::runtime_error(what) {} };

  Invitation() {}

  Invitation(const ndn::Name& interestName);

  Invitation(const ndn::Name& inviteeNameSpace,
             const std::string& chatroom,
             const ndn::Name& inviterRoutingPrefix,
             const ndn::IdentityCertificate& inviterCertificate);

  Invitation(const Invitation& invitation);

  virtual
  ~Invitation() {};

  const ndn::Name&
  getInviteeNameSpace() const
  { return m_inviteeNameSpace; }

  const std::string&
  getChatroom() const
  { return m_chatroom; }

  const ndn::Name&
  getInviterRoutingPrefix() const
  { return m_inviterRoutingPrefix; }

  const ndn::IdentityCertificate&
  getInviterCertificate() const
  { return m_inviterCertificate; }

  const uint64_t
  getTimestamp() const
  { return m_timestamp; }
  
  const ndn::Name&
  getUnsignedInterestName() const
  { return m_interestName; }

private:
  ndn::Name m_interestName;

  ndn::Name m_inviteeNameSpace;
  std::string m_chatroom;
  ndn::Name m_inviterRoutingPrefix;
  ndn::IdentityCertificate m_inviterCertificate;
  uint64_t m_timestamp;
};

}//chronos

#endif