/**  --------------------------------------------------------------------
 *  @file session.h
 *  @brief  <--->
 *  @author Andreas Aardal Hanssen
 *  @date 2002-2005
 *  -----------------------------------------------------------------  **/
#ifndef session_h_included
#define session_h_included
#include <string>
#include <vector>
#include <map>
#include <sys/types.h>

#include "argparser.h"

namespace Binc {

  class Depot;
  
  //--------------------------------------------------------------------
  class Session {
  public:
    std::map<std::string, std::string> attrs;

    char **unparsedArgs;

    struct {
      bool help;
      bool version;
      bool ssl;
    } command;

    bool mailboxchanges;

    enum State {
      NONAUTHENTICATED = 0x01,
      AUTHENTICATED = 0x02,
      SELECTED = 0x04,
      LOGOUT = 0x00
    };

    CommandLineArgs args;

    int timeout() const;

    bool hasEnv(const std::string &key) const;
    std::string getEnv(const std::string &key);
    void setEnv(const std::string &key, const std::string &value);

    const int getState(void) const;
    void setState(int n);
    bool parseCommandLine(int argc, char * argv[]);
    void assignCommandLineArgs(void);
    int getWriteBytes(void) const;
    int getReadBytes(void) const;
    void addWriteBytes(int);
    void addReadBytes(int);
    int getBodies(void) const;
    int getStatements(void) const;
    void addBody(void);
    void addStatement(void);
    void setLogFacility(int facility);
    int getLogFacility(void) const;

    const std::string &getLastError(void) const;
    const std::string &getResponseCode(void) const;
    const std::string &getIP(void) const;
    const std::string &getUserID() const;
    pid_t getPid(void);
    const std::string &getHostname(void);
    void setLastError(const std::string &error) const;
    void setResponseCode(const std::string &error) const;
    void clearResponseCode(void) const;
    void setIP(const std::string &ip);
    void setUserID(const std::string &s);

    inline Depot *getDepot(void) const;

    //--
    static Session &getInstance(void);

    bool initialize(int argc, char *argv[]);

  private:
    //--
    int state;
    std::string userid;
    std::string ip;
    char **argv;
    int argc;

    int logfacility;

    int readbytes;
    int writebytes;
    int statements;
    int bodies;

    Depot *depot;

    mutable std::string lastError;
    mutable std::string responseCode;

    pid_t pid;
    std::string hostname;

    Session(void);
  };

  inline Depot *Session::getDepot(void) const
  {
    return depot;
  }
}

#endif