#ifndef __ConsoleSession_h__
#define __ConsoleSession_h__

#include "TerminalSession.h"
//#include "TCPServer.h"
#include "CommandList.h"

namespace core {

   class TCPServer;

   ///
   /// ConsoleSession
   ///
   /// Extends the session parameters for this TCPSocket derived object.
   /// Extend the protocol() method in order to define the behavior and
   /// protocol interaction for this socket which is a console session.
   ///
   /// The User:/Password: exchange is a real login when the owning
   /// ConsoleServer was constructed with a credentialChecker (see its
   /// own doc comment) - previously the entered username was never
   /// even stored and the password was never compared against
   /// anything, so any input (including blank) reached the command
   /// prompt. A ConsoleServer built without a credentialChecker still
   /// accepts anything, matching that original behavior exactly.
   ///

   class ConsoleSession : public TerminalSession {

    public:
      ConsoleSession(EPoll &ePoll, TCPServer *server);
      ~ConsoleSession();

      void writeLog(std::string data);

    protected:
      void protocol(coreutils::ZString &data) override;

      // Previously absent entirely, so the state machine only ever
      // advanced on the CLIENT's first line of input - that line was
      // consumed just to drive WELCOME->LOGIN and was never used as
      // real content, meaning every subsequent line was shifted one
      // slot early (what the user typed as their *username* actually
      // got compared as nothing, their *password* got captured as
      // enteredUser, and their first real command got compared as the
      // password). Harmless before real credential checking existed -
      // any input reached the prompt regardless - but it broke login
      // outright once checkCredentials() started actually comparing
      // values. Kicking the state machine off here instead means
      // "User: " is sent immediately on connect, before the client
      // has sent anything at all.
      void onConnected() override;

    private:
      enum Status {WELCOME, LOGIN, WAIT_USER_PROFILE, PASSWORD, WAIT_PASSWORD, PROMPT, INPUT, PROCESS, DONE};
      Status status = WELCOME;
      void doCommand(coreutils::ZString &request);
      coreutils::ZString command;
      std::string enteredUser;

   };

}

#endif