package org.monkey.comparator;

import org.monkey.comparator.bo.Bug;

public class GeneralPropertiesFeature extends Feature {
	private static double bugCategoryScore;
	private static double lineNumberScore;
	private static double functionNameScore;
	private static double fileNameScore;
	
	public GeneralPropertiesFeature(Bug bugA, Bug bugB, double featureTotalScore) {
		super(bugA, bugB, featureTotalScore);
		featureName = "Feature: Bug General Properties";
	}

	private double compareGeneralProperties() {
		double score = 0;
		if (bugA.getCategory().equals(bugB.getCategory()))
			score += bugCategoryScore;
		if (bugA.getFileName().equals(bugB.getFileName()))
			score += fileNameScore;
		if (bugA.getFunctionName().equals(bugB.getFunctionName()))
			score += functionNameScore;
		if (bugA.getLineNo() == bugB.getLineNo()) {
			score += lineNumberScore;
		} else {
			score += Util.weightLineNumberDifference(bugA.getLineNo(), bugB.getLineNo()) * lineNumberScore;
		}
		
		return score;
	}
		
	@Override
	public double score() {
		assignScorePoints();
		return compareGeneralProperties();
	}

	@Override
	protected void assignScorePoints() {
		bugCategoryScore = Constants.BUG_CATEGORY_WEIGHT * featureTotalScore;
		lineNumberScore = Constants.LINE_NUMBER_WEIGHT * featureTotalScore;
		functionNameScore = Constants.BUG_FUNCTION_NAME_WEIGHT * featureTotalScore;
		fileNameScore = Constants.FILE_NAME_WEIGHT * featureTotalScore;
	}

	@Override
	protected String getFeatureName() {
		return featureName;
	}

}