package com.algomagic.atn;

public class NodeState implements VisualizationConstants {
    private String _satisfied;
    private boolean _opponentProcessed;
    private boolean _verifierProcessed;
    private boolean _hidden;
    private boolean _bolded;

    private String _name;
    private String _type;

    public NodeState( NodeState ns ) {
	_name = ns.getName( );
	_satisfied = ns.getSatisfied( );
	_type = ns.getType( );
	_hidden = ns.getHidden( );
	_bolded = ns.getBolded( );
    }


    public NodeState( String name, String type ) {
	_name = name;
	_type = type;
	
	_satisfied = UNKNOWN;
	_opponentProcessed = false;
	_verifierProcessed = false;
	_hidden = true;
	_bolded = false;
    }


    public int updateState( NodeUpdate update ) {
	_hidden = false;

// 	if( _satisfied.equals( update.getSatisfied( ) ) ) {
// 	    return false;
// 	}

	int s = setSatisfied( update.getSatisfied( ) );
	int p = setProcessed( update.getProcessed( ) );

	return s+p;
    }

    public int setSatisfied( String state ) {
	int ret = 0;

	if( _satisfied.equals( SATISFIED ) || _satisfied.equals( NOT_SATISFIED) ) {
	    return 0;
	}
	
	if( state == null ) {
	    _satisfied = UNKNOWN;
	}

	if( _satisfied.toLowerCase( ).equals( state.toLowerCase( ) ) ) {
	    return ret;
	}

	_satisfied = state;
	return 2;
    }

    public int setProcessed( String state ) {
	int ret = 0;

	if( state.toLowerCase( ).equals( VERIFIER_PROC.toLowerCase( ) ) ) {
	    if( _verifierProcessed == false ) {
		ret = 1;
	    }

	    _verifierProcessed = true;
	} else if ( state.toLowerCase( ).equals( OPPONENT_PROC.toLowerCase( ) ) ) {
	    if( _opponentProcessed == false ) {
		ret = 1;
	    }

	    _opponentProcessed = true;
	} else if ( state.toLowerCase( ).equals( FULLY_PROC.toLowerCase( ) ) ) {
	    if( _opponentProcessed == false || _verifierProcessed == false ) {
		ret = 1;
	    }

	    _opponentProcessed = true;
	    _verifierProcessed = true;
	}

	return ret;
    }

    public String getSatisfied( ) { 
	return _satisfied; 
    }

    public String getProcessed( ) {
	if( _opponentProcessed && _verifierProcessed ) {
	    return FULLY_PROC;
	}
	
	if( _opponentProcessed ) {
	    return OPPONENT_PROC;
	}

	if( _verifierProcessed ) {
	    return VERIFIER_PROC;
	}

	return NOT_PROC;
    }

    public void setHidden( boolean state ) {
	_hidden = state;
    }

    public boolean getHidden( ) {
	return _hidden;
    }


    public String getType( ) {
	return _type;
    }


    public String getName( ) {
	return _name;
    }

    public void setBolded( boolean state ) {
	_bolded = state;
    }

    public boolean getBolded( ) {
	return _bolded;
    }


    public void clearState( ) {
    if( _satisfied.equals( SATISFIED ) || _satisfied.equals( NOT_SATISFIED) ) {
        _satisfied = UNKNOWN;
    }
	_opponentProcessed = false;
	_verifierProcessed = false;
	_hidden = true;
	_bolded = false;
    }


}