Swiften/Presence/PresenceOracle.h

/*
 * Copyright (c) 2010 Remko Tronçon
 * Licensed under the GNU General Public License v3.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */

#pragma once

#include <map>

#include <string>
#include <Swiften/Elements/Presence.h>

#include <Swiften/Base/API.h>
#include <Swiften/Base/boost_bsignals.h>

namespace Swift {
  class StanzaChannel;

  class SWIFTEN_API PresenceOracle {
    public:
      PresenceOracle(StanzaChannel* stanzaChannel);
      ~PresenceOracle();

      Presence::ref getLastPresence(const JID&) const;
      Presence::ref getHighestPriorityPresence(const JID& bareJID) const;
      std::vector<Presence::ref> getAllPresence(const JID& bareJID) const;

    public:
      boost::signal<void (Presence::ref)> onPresenceChange;

    private:
      void handleIncomingPresence(Presence::ref presence);
      void handleStanzaChannelAvailableChanged(bool);

    private:
      typedef std::map<JID, Presence::ref> PresenceMap;
      typedef std::map<JID, PresenceMap> PresencesMap;
      PresencesMap entries_;
      StanzaChannel* stanzaChannel_;
  };
}