ArClientSwitchManager.h

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/*
MobileRobots Advanced Robotics Interface for Applications (ARIA)
Copyright (C) 2004, 2005 ActivMedia Robotics LLC
Copyright (C) 2006, 2007 MobileRobots Inc.

     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.

     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.

     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

If you wish to redistribute ARIA under different terms, contact 
MobileRobots for information about a commercial version of ARIA at 
robots@mobilerobots.com or 
MobileRobots Inc, 19 Columbia Drive, Amherst, NH 03031; 800-639-9481
*/

#ifndef ARCLIENTSWITCH_H
#define ARCLIENTSWITCH_H

#include "Aria.h"
#include "ArServerBase.h"
#include "ArClientBase.h"

class ArClientSwitchManager : public ArASyncTask
{
public:
  AREXPORT ArClientSwitchManager(ArServerBase *serverBase, 
                                 ArArgumentParser *parser);
  AREXPORT virtual ~ArClientSwitchManager();
  AREXPORT bool parseArgs(void); 
  AREXPORT void logOptions(void) const;
  AREXPORT const char *getCentralServerHostName(void);
  AREXPORT void clientSwitch(ArNetPacket *packet);
  AREXPORT void netCentralHeartbeat(ArServerClient *client, 
                                    ArNetPacket *packet);
  AREXPORT bool parseFile(const char *fileName);
  AREXPORT virtual void *runThread(void *arg);  
protected:
  AREXPORT void socketClosed(void);
  ArServerBase *myServer;  
  ArArgumentParser *myParser;
  
  ArFileParser myFileParser;
  
  bool fileUserCallback(ArArgumentBuilder *arg);
  bool filePasswordCallback(ArArgumentBuilder *arg);
  bool fileServerKeyCallback(ArArgumentBuilder *arg);

  enum State 
  {
    IDLE, 
    TRYING_CONNECTION, 
    CONNECTING, 
    CONNECTED, 
    LOST_CONNECTION 
  };
  State myState;
  ArTime myStartedState;
  bool myGaveTimeWarning;
  
  AREXPORT void switchState(State state);
  
  ArMutex myDataMutex;

  bool myTryConnection;
  ArClientBase *myClient;

  std::string myUser;
  std::string myPassword;
  std::string myServerKey;

  std::string myCentralServer;
  int myCentralServerPort;  
  std::string myIdentifier;

  ArRetFunctorC<bool, ArClientSwitchManager> myParseArgsCB;
  ArConstFunctorC<ArClientSwitchManager> myLogOptionsCB;
  ArFunctorC<ArClientSwitchManager> mySocketClosedCB;
  ArFunctor1C<ArClientSwitchManager, ArNetPacket *> mySwitchCB;
  ArFunctor2C<ArClientSwitchManager, ArServerClient *, 
      ArNetPacket *> myNetCentralHeartbeatCB;
  ArRetFunctor1C<bool, ArClientSwitchManager, 
      ArArgumentBuilder *> myFileUserCB;
  ArRetFunctor1C<bool, ArClientSwitchManager, 
      ArArgumentBuilder *> myFilePasswordCB;
  ArRetFunctor1C<bool, ArClientSwitchManager, 
      ArArgumentBuilder *> myFileServerKeyCB;
};


#endif // ARCLIENTSWITCH_H

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