package main;

import java.util.List;

public class Frame {

	int mFrame;
	int mFirstScore;
	int mSecondScore;
	int mAdditionalPoint;
	int mAddPointCount = 0;
	
	final int ADD_POINT_STRIKE = 2;
	final int ADD_POINT_SPARE = 1;
	
	boolean mIsStrike = false;
	boolean mIsSpare = false;
	
	
	final int STRIKE_SCORE = 10;
	
	public Frame(int currentFrame) {
		mFrame = currentFrame;
	}

	public void setFirstScore(int firstScore) {
		mFirstScore = firstScore;
		
		if (mFirstScore == STRIKE_SCORE) {
			mIsStrike = true;
			mAddPointCount = ADD_POINT_STRIKE;
		}
	}

	public void setSecondScore(int secondScore) {
		mSecondScore = secondScore;
		
		if (mIsStrike == false && mFirstScore + mSecondScore == STRIKE_SCORE) {
			 mIsSpare = true;
			 mAddPointCount = ADD_POINT_SPARE;
		}
	}

	public int getFirstScore() {
		return mFirstScore;		
	}

	public void setFirstScore(int firstScore, List<Frame> mListFrmae) {
		// TODO Auto-generated method stub
		setFirstScore(firstScore);
		
		Frame beforeFrame = getBeforeFrame(mListFrmae, 1);
		if (beforeFrame == null) return;
		
		if (beforeFrame.mIsSpare) {
			beforeFrame.addAdditionalPoint(firstScore);
		}
		else if (beforeFrame.mIsStrike){
			beforeFrame.addAdditionalPoint(firstScore);
			Frame b2Frame = getBeforeFrame(mListFrmae, 2);
			if (b2Frame == null) return;
			
			if (b2Frame.mIsStrike) {
				b2Frame.addAdditionalPoint(firstScore);				
			}
		}
	}

	private Frame getBeforeFrame(List<Frame> mListFrmae, int diff) {
		if (mListFrmae.size() >= diff + 1) {
			return mListFrmae.get(mListFrmae.size() - (diff+1));
		}
		
		return null;
	}

	private void addAdditionalPoint(int addScore) {
		mAdditionalPoint += addScore;
		
		mAddPointCount += -1;
	}

	public void setSecondScore(int secondScore, List<Frame> mListFrmae) {
		// TODO Auto-generated method stub
		setSecondScore(secondScore);
		
		Frame beforeFrame = getBeforeFrame(mListFrmae, 1);
		if (beforeFrame == null) return;
		
		if (beforeFrame.mIsStrike) {
			beforeFrame.addAdditionalPoint(secondScore);
		}
	}

}