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

#pragma once

#include "Swiften/JID/JID.h"
#include "Swiften/Base/String.h"
#include "Swiften/Elements/Message.h"
#include "Swiften/Elements/Presence.h"
#include "Swiften/MUC/MUCOccupant.h"

#include <boost/shared_ptr.hpp>
#include "Swiften/Base/boost_bsignals.h"
#include <boost/signals/connection.hpp>

#include <map>

namespace Swift {
	class StanzaChannel;
	class PresenceSender;

	class MUC {
		public:
			enum JoinResult { JoinSucceeded, JoinFailed };
			enum LeavingType { Part };			

		public:
			MUC(StanzaChannel* stanzaChannel, PresenceSender* presenceSender, const JID &muc);

			void joinAs(const String &nick);
			/*void queryRoomInfo(); */
			/*void queryRoomItems(); */
			String getCurrentNick();
			void part();
			void handleIncomingMessage(boost::shared_ptr<Message> message);

		public:
			boost::signal<void (const String& /*nick*/)> onJoinComplete;
			boost::signal<void (boost::shared_ptr<ErrorPayload>)> onJoinFailed;
			boost::signal<void (boost::shared_ptr<Presence>)> onOccupantPresenceChange;
			boost::signal<void (const String&, const MUCOccupant& /*now*/, const MUCOccupant::Role& /*old*/)> onOccupantRoleChanged;
			boost::signal<void (const String&, const MUCOccupant::Affiliation& /*new*/, const MUCOccupant::Affiliation& /*old*/)> onOccupantAffiliationChanged;
			boost::signal<void (const MUCOccupant&)> onOccupantJoined;
			boost::signal<void (const MUCOccupant&, LeavingType, const String& /*reason*/)> onOccupantLeft;
			/* boost::signal<void (const MUCInfo&)> onInfoResult; */
			/* boost::signal<void (const blah&)> onItemsResult; */
			

		private:
			bool isFromMUC(const JID& j) const {
				return ownMUCJID.equals(j, JID::WithoutResource);
			}

			const String& getOwnNick() const {
				return ownMUCJID.getResource();
			}

		private:
			void handleIncomingPresence(boost::shared_ptr<Presence> presence);

		private:
			JID ownMUCJID;
			StanzaChannel* stanzaChannel;
			PresenceSender* presenceSender;
			std::map<String, MUCOccupant> occupants;
			bool joinComplete_;
			boost::bsignals::scoped_connection scopedConnection_;
	};
}