/* -*- 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 CHRONOCHAT_INVITATION_HPP
#define CHRONOCHAT_INVITATION_HPP


#include "common.hpp"

#include <ndn-cxx/security/identity-certificate.hpp>

namespace chronochat {

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;

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

  Invitation()
  {
  }

  Invitation(const Name& interestName);

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

  Invitation(const Invitation& invitation);

  virtual
  ~Invitation()
  {
  }

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

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

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

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

  const uint64_t
  getTimestamp() const
  {
    return m_timestamp;
  }

  const Name&
  getUnsignedInterestName() const
  {
    return m_interestName;
  }

private:
  Name m_interestName;

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

} // namespace chronochat

#endif // CHRONOCHAT_INVITATION_HPP