CCats/cli/include/cmdman.h

#ifndef CMDMAN_H
#define CMDMAN_H

#include "fileman.h"

#include <json/json.h>

#include <map>
#include <string>
#include <vector>

using std::map;
using std::string;
using std::vector;

class CmdMan {
public:
  enum rettype { notsend, send, error, startlist, stoplist, close, seton };
  struct CmdRet {
    rettype type;
    string msg;
  };

  CmdMan(FileMan &fm);
  ~CmdMan();

  // execute cmd with optional argument args, returns answer string
  // if cmd unknown, returns error string
  CmdRet execute(string cmd, vector<string> args);
  CmdRet handle(Json::Value root);

  Json::CharReader *reader;

private:
  Json::StreamWriterBuilder wbuilder;

  string jsonerror;

  FileMan &fileman;

  map<string, CmdRet (CmdMan::*)(vector<string>)> execmap;
  map<string, string> helpmap;
  map<string, CmdRet (CmdMan::*)(Json::Value)> handlemap;

  bool dologin, doversion;

  /* execute command descriptions and methods go here */
  const string descHelp = "print available commands";
  CmdRet cmdHelp(vector<string> args);
  const string descStatus = "request status from server";
  CmdRet cmdStatus(vector<string> args);
  const string descDisconnect = "disconnect from server";
  CmdRet cmdDisconnect(vector<string> args);
  const string descPut = "upload file to server and add to queue";
  CmdRet cmdPut(vector<string> args);
  const string descGet = "retrieve file from server";
  CmdRet cmdGet(vector<string> args);
  const string descList = "list files available on server";
  CmdRet cmdList(vector<string> args);

  /* internal execute commands */
  CmdRet cmdVersion(vector<string> args);
  CmdRet cmdLogin(vector<string> args);
  CmdRet cmdPutdata(vector<string> args);
  CmdRet cmdGetdata(vector<string> args);
  CmdRet cmdListdata(vector<string> args);

  /* handle commands go here */
  CmdRet handleStatus(Json::Value);
  CmdRet handleClose(Json::Value);
  CmdRet handlePut(Json::Value);
  CmdRet handleGet(Json::Value);
  CmdRet handleList(Json::Value);
  CmdRet handlePutdata(Json::Value);
  CmdRet handleGetdata(Json::Value);
  CmdRet handleListdata(Json::Value);
  CmdRet handleVersion(Json::Value);
  CmdRet handleLogin(Json::Value);
};

#endif