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#ifndef P2PVR_TUNER_H
#define P2PVR_TUNER_H

#include <dvb.h>
#include <boost/filesystem/path.hpp>
#include "frontend.h"
#include <map>
#include <thread>
#include <mutex>
#include <boost/bind.hpp>
#include <boost/function.hpp>
#include <boost/tuple/tuple.hpp>
#include <options.h>

class Tuner : public P2PVR::PrivateTuner {
	public:
		Tuner(const boost::filesystem::path & deviceFrontend);
		~Tuner();

		void TuneTo(const DVBSI::DeliveryPtr &, const Ice::Current&);
		int GetStatus(const Ice::Current&);
		std::string Device() const;

		void ScanAndSendNetworkInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendNetworkInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendBouquetAssociations(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendServiceDescriptions(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendProgramMap(Ice::Int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendProgramAssociationTable(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendEventInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);

		int StartSendingTS(const P2PVR::PacketIds & pids, const P2PVR::RawDataClientPrx & client, const Ice::Current &);
		int StartSendingSection(Ice::Int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current &);
		void StopSending(int handle, const Ice::Current &);

		Ice::Long GetLastUsedTime(const Ice::Current&);

		INITOPTIONS;

	private:
		static bool crc32(const P2PVR::Data &);
		int OpenDemux() const;
		uint64_t SendPID(int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current &) const;
		static void RequestPID(int pid, int fd);
		uint64_t ReadDemuxAndSend(int fd, const P2PVR::RawDataClientPrx & client) const;
		static bool IsValidSection(const P2PVR::Data &);
		void startSenderThread();
		void senderThread();
		static void setBufferSize(int fd, unsigned long bytes);

		const boost::filesystem::path deviceFrontend;
		const boost::filesystem::path deviceRoot;
		typedef boost::function<bool(const P2PVR::Data &)> PacketCheckFunction;
		typedef boost::tuple<P2PVR::RawDataClientPrx, PacketCheckFunction> BackgroundClient;
		typedef std::map<int, BackgroundClient> BackgroundClients;
		BackgroundClients backgroundClients;
		std::thread * backgroundThread;
		std::mutex lock;

		mutable time_t lastUsedTime;
		FrontendPtr frontend;

	public:
		static int TuningTimeout;
		static int LockTimeout;
		static int DemuxReadTimeout;
		static int DemuxTableBufferSize;
		static int DemuxStreamBufferSize;
};

#endif