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/***************************************************************************
* Copyright (C) 2014 by Renaud Guezennec                                   *
* http://www.rolisteam.org/contact                      *
*                                                                          *
*  This file is part of DiceParser                                         *
*                                                                          *
* DiceParser is free software; you can redistribute it and/or modify       *
* it under the terms of the GNU General Public License as published by     *
* the Free Software Foundation; either version 2 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             *
* GNU General Public License for more details.                             *
*                                                                          *
* You should have received a copy of the GNU General Public License        *
* along with this program; if not, write to the                            *
* Free Software Foundation, Inc.,                                          *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.                 *
***************************************************************************/
#ifndef SCALAROPERATORNODE_H
#define SCALAROPERATORNODE_H

#include <QMap>
#include <QChar>

#include "executionnode.h"
#include "result/scalarresult.h"
#include "die.h"


/**
 * @brief The ScalarOperatorNode class
 */
class ScalarOperatorNode : public ExecutionNode
{
public:
    /**
     * @brief The ArithmeticOperator enum
     */
    //enum ArithmeticOperator {PLUS,MINUS,DIVIDE,MULTIPLICATION};
    /**
     * @brief ScalarOperatorNode
     */
    ScalarOperatorNode();
    /**
     * @brief ~ScalarOperatorNode
     */
    virtual ~ScalarOperatorNode();
    /**
     * @brief run
     */
    virtual void run(ExecutionNode*);
    /**
     * @brief setInternalNode
     * @param node
     */
    void setInternalNode(ExecutionNode* node);
    /**
     * @brief toString
     * @param wl
     * @return
     */
    virtual QString toString(bool wl)const;
    /**
     * @brief getPriority
     * @return
     */
    virtual qint64 getPriority() const;
    /**
     * @brief generateDotTree
     * @param s
     */
    void generateDotTree(QString& s);
    /**
     * @brief getErrorList
     * @return
     */
    virtual QMap<ExecutionNode::DICE_ERROR_CODE,QString> getExecutionErrorMap();
    /**
     * @brief getArithmeticOperator
     * @return
     */
    Die::ArithmeticOperator getArithmeticOperator() const;
    /**
     * @brief setArithmeticOperator
     * @param arithmeticOperator
     */
    void setArithmeticOperator(const Die::ArithmeticOperator &arithmeticOperator);

    /**
     * @brief getCopy
     * @return
     */
    virtual ExecutionNode *getCopy() const;
private:
    /**
     * @brief add
     * @return
     */
    static qint64 add(qint64,qint64);
    /**
     * @brief substract
     * @return
     */
    static qint64 substract(qint64,qint64);
    /**
     * @brief divide not static because of error management
     * @return
     */
    qreal divide(qint64,qint64);
    /**
     * @brief multiple
     * @return
     */
    static qint64 multiple(qint64,qint64);

private:
    ExecutionNode* m_internalNode;
    ScalarResult* m_scalarResult;
    Die::ArithmeticOperator m_arithmeticOperator;
};

#endif // SCALAROPERATORNODE_H