/*!
 * @file network_stream.h
 *  implementation of a network pipe
 */

#ifndef _NETWORK_STREAM
#define _NETWORK_STREAM

#include <vector>
#include <list>

#include "data_stream.h"
#include "network_protocol.h"
#include "server_socket.h"
#include "handshake.h"

class Synchronizeable;
class NetworkSocket;
class ServerSocket;
class ConnectionMonitor;
class NetworkProtocol;
class NetworkGameManager;

typedef std::list<Synchronizeable*>  SynchronizeableList;
typedef std::vector<NetworkSocket*>  NetworkSocketVector;
typedef std::vector<Handshake*>      HandshakeVector;


class NetworkStream : public DataStream
{

  public:
    NetworkStream();
    NetworkStream(IPaddress& address);
    NetworkStream(unsigned int port);

    ~NetworkStream();
    void init();

    void createNetworkGameManager();
    void startHandshake();

    void connectSynchronizeable(Synchronizeable& sync);
    void disconnectSynchronizeable(Synchronizeable& sync);

    inline bool isServer() const { return (this->type == NET_SERVER)? true:false; }
    inline bool isActive() const { return this->bActive; }

    inline int getMaxConnections(){ return maxConnections; }
    void setMaxConnections( int n );

    virtual void processData();

    inline SynchronizeableList::const_iterator getSyncBegin(){ return synchronizeables.begin(); }
    inline SynchronizeableList::const_iterator getSyncEnd(){ return synchronizeables.end(); }
    int getSyncCount();

    inline bool isUserIdActive( int userID ) { if (userID>=networkSockets.size()) return false; else return networkSockets[userID]!=NULL; }

    void debug();


  private:
    void updateConnectionList();


  private:
    NetworkProtocol*           networkProtocol;
    ConnectionMonitor*         connectionMonitor;
    SynchronizeableList        synchronizeables;
    NetworkSocketVector        networkSockets;
    HandshakeVector            handshakes;
    ServerSocket*              serverSocket;
    int                        type;
    Header                     packetHeader;
    bool                       bActive;
    std::list<int>             freeSocketSlots;

    int                        myHostId;
    int                        maxConnections;

    NetworkGameManager*        networkGameManager;
};
#endif /* _NETWORK_STREAM */