simplemidi/include/Command.h

#ifndef COMMAND_H
#define COMMAND_H

#include "Socket.h"
#include <json/json.h>
#include <iostream>
#include <vector>

#include "error.h"

class Command
{
	public:
		enum CommandReturn {CONTINUE, EXIT, CLOSE};
		Command(ISocket* sock);
		Command();
		Command(const Command& sock);
		virtual ~Command(){}
		virtual const Command& operator=(const Command&);

		virtual Json::Value& operator[](int i){return m_args[i];}

		void print();
		const std::string& get_name() const {return m_command;}
		std::vector<Json::Value>& get_args() {return m_args;}
		static Command parse(ISocket* s);
		std::string		str() const;
	protected:
		std::string m_command;
		std::vector<Json::Value> m_args;
		ISocket*    m_io;
		friend class CommandParser;
};

class CommandParser
{
	public:

		enum Token {
			PV,
			IDENT,
			STRING,
			INT,
			FLOAT,
			BOOL
		};
		CommandParser(ISocket* sock) : m_io(sock){}
		virtual ~CommandParser(){}


		static Command parse(ISocket* sock)
		{
			CommandParser cp(sock);
			return cp._parse();
		}


	protected:
		Command _parse();
		Token   _next();
		char    _nc(){ return m_c=m_io->readc();}
		Token   _set(Token t);
		ISocket* m_io;
		Token   m_token;
		std::string m_current;
		Json::Value m_val;
		char     m_c;

};

#endif // COMMAND_H