/*
 * Copyright (c) 2012 Yoann Blein
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#pragma once

#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/Base/IDGenerator.h>
#include <Swiften/Elements/JinglePayload.h>

#include <boost/shared_ptr.hpp>

namespace Swift {
	class JingleSession;
	class JingleRawUDPTransportPayload;
	class UDPSocketFactory;
	class UDPSocket;
	class RTPSession;

	class ScreenSharing {
		public:
			typedef boost::shared_ptr<ScreenSharing> ref;

			enum SCState {
				Canceled,
				Failed,
				Finished,
				Negotiating,
				Connecting,
				BroadCasting,
				Receiving,
				WaitingForStart,
				WaitingForAccept,
			};

		public:
			ScreenSharing(boost::shared_ptr<JingleSession> jingleSession, UDPSocketFactory* udpSocketFactory);
			virtual ~ScreenSharing();

			virtual void cancel() = 0;
			void stop();

		public:
			boost::signal<void (SCState)> onStateChange;

		protected:
			bool addBestCandidate(boost::shared_ptr<JingleRawUDPTransportPayload> transport);
			void handleSessionTerminateReceived(boost::optional<JinglePayload::Reason> reason);

		protected:
			IDGenerator idGenerator;
			boost::shared_ptr<UDPSocket> serverSocket;
			boost::shared_ptr<UDPSocket> clientSocket;
			RTPSession* rtpSession;

			boost::shared_ptr<JingleSession> jingleSession;
			UDPSocketFactory* udpSocketFactory;
	};
}