#ifndef IOMAN_H
#define IOMAN_H

#include "cmdman.h"
#include "fileman.h"

#include <boost/asio.hpp>
#include <string>

using boost::asio::ip::tcp;

#define BLOCKSIZE 8


class IoMan {
private:
	const std::string protoVersion = "0.2";
	boost::asio::io_service ios;
	boost::asio::streambuf sendbuf;
	boost::asio::streambuf recvbuf;
	boost::system::error_code errcode;
	tcp::socket *tcpsock;
	std::string ipstring;
	int port;
	bool connected;

protected:
	CmdMan cmdman;
	FileMan fileman;
	bool loggedin;
	
	bool parseJson(Json::Value *root, string jsonstring);
	virtual bool handleJson(Json::Value root) = 0;
	virtual void printErrorMessage(std::string msg) = 0;
	virtual void printWelcomeMessage() = 0;
	virtual std::string getCmdPrompt() = 0;
	virtual std::string getUserPrompt() = 0;
	virtual std::string getPassPrompt() = 0;

public:
	// Basic constructor
	IoMan(char *ipcstring);
	// destructor to clean up all generic stuff
	~IoMan();
	// enters loop to handle further interaction based on derived class
	void run();
	// setup stuff
	bool init();

	// tries to establish connection, returns error string if applicable
	bool connect();
	// sends a string
	bool sendJsonString(std::string msg);
	// returns a single json object as string
	std::string receiveJsonString();
	// disconnect from server
	void disconnect();
	
};

#endif