#ifndef _POP_POPCLIENT_HPP_
#define _POP_POPCLIENT_HPP_
#ifndef _COMMON_WINDOWS_HPP_
#include <common/windows.hpp>
#endif
#ifndef _SOCKET_SOCKET_HPP_
#include <socket/socket.hpp>
#endif
#ifndef _COMMON_BLOCK_HPP_
#include <common/block.hpp>
#endif

class String;

class POPClient
{
public:
  POPClient(void);
	virtual ~POPClient();
	BOOL open(const String &hostName);
	void close(void);
	BOOL isConnected(void)const;
	BOOL isLoggedIn(void)const;
	BOOL quit(void);
	BOOL authenticate(const String &user,const String &password);
  BOOL retrieve(WORD msgNum,Block<String> &messageLines);
	BOOL top(Block<String> &messageLines,WORD msgNum,WORD lineCount=10);
	BOOL dele(WORD msgNum);
	BOOL rset(void);
	BOOL noop(void);
	BOOL stat(WORD &messages,WORD &octets);
protected:
  virtual void message(const String &messageString);
  virtual void message(Block<String> &messageStrings);
private:
  enum {POPPort=110};
	enum POPCmds{Quit,User,Pass,Stat,Retr,Rset,Dele,Noop,Top};
  enum POPStatus{Ok,Error};
  POPClient(const POPClient &somePOPClient);
	POPClient &operator=(const POPClient &somePOPClient);
	void isLoggedIn(BOOL isLoggedIn);
  WORD putControlData(const String &stringData,WORD waitForResponse=TRUE);
  BOOL isInNakResponse(Block<String> &responseLines);
	BOOL isInAckResponse(Block<String> &responseLines);
	BOOL receive(Block<String> &responseLines);
  BOOL receiveLines(Block<String> &receiveStrings);
  WORD getControlData(void);
	void createCmds(void);
	void createStats(void);

  Socket mPOPControl;
	WSASystem mWSASystem;
	Block<String> mPOPCmds;
	Block<String> mPOPStatus;
	BOOL mIsLoggedIn;
	String mSpace;
};

inline
BOOL POPClient::isConnected(void)const
{
  return mPOPControl.isConnected();
}

inline
BOOL POPClient::isLoggedIn(void)const
{
  return mIsLoggedIn;
}

inline
void POPClient::isLoggedIn(BOOL isLoggedIn)
{
  mIsLoggedIn=isLoggedIn;
}

inline
void POPClient::close(void)
{
  mPOPControl.destroy();
	isLoggedIn(FALSE);
}
#endif