/*
    Copyright (C) 2012 Bartosz Broda, Jacek Bochenek, Łukasz Biłeńkij, 
    Damian Jaworski, Wojciech Mazur, Dominik Piasecki, Maciej Piasecki, 
    Radosław Ramocki
    
    This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 of the License, or (at your option)
any later version.

    This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. 

    See the LICENSE and COPYING files for more details.
*/

#ifndef WBST_QUESTION_H
#define WBST_QUESTION_H

#include "wbst_headers.h"


class WBSTQuestion
{
		public:
	/**
	  * Constructor
	  * \param q Question
	  * \param a Answer
	  * \param decoys Set of possible answers
	  */
	WBSTQuestion(const std::string &q,const std::string &a, const std::set<std::string> &decoys);
	/**
	  * Constructor
	  * \param line Line to be parsed to construct WBSTQuestion
	  */
	WBSTQuestion(const std::string &line);
	/**
	  * Constructor making copy
	  * \param q WBSTQuestion to be copied
	  */
	WBSTQuestion(const WBSTQuestion &q);
	/**
	  * Operator making copy of object
	  * \param q WBSTQuestion to be copied
	  */
	WBSTQuestion& operator=(const WBSTQuestion&q);

	/**
	  * Question getter
	  * \returns Question
	  */
	const std::string& GetQuestion() const;
	/**
	  * Answer getter
	  * \returns Answer
	  */
	const std::string& GetAnwser() const;
	/**
	  * Decoys getter
	  * \returns Set of possible answers
	  */
	const std::set<std::string> & GetDecoys() const;

	/**
	  * Function returning question as a string
	  * \returns WBSTQuestion as a string
	  */
	std::string ToString() const;

		private:
	/**
	  * Function building question based on whole ine read from file
	  * \param line Line to be parsed
	  */
	void ParseLine(const std::string &line);
	std::string m_sQuestion;
	std::string m_sCorrectAnwser;
	std::set<std::string> m_setDecoys;
};


#endif //WBST_QUESTION_H

