package domain;

import java.util.ArrayList;
import java.util.List;

public class Frame {

    List<Roll> rollList = new ArrayList<Roll>();
    protected Integer remainPinNumber = 10;
    private Integer number;

    public Frame(Integer frameNumber) {
        this.number = frameNumber;
    }

    public Boolean isEnd() {
        if (hasStrike() || rollList.size() == 2)
            return true;
        return false;
    }

    protected boolean hasStrike() {
        for (Roll roll : rollList)
            if (roll.getType() == RollType.STRIKE)
                return true;
        return false;
    }

    public void add(Roll roll) {
        setRollType(roll);
        remainPinNumber -= roll.getKnockDownPinCount();
        rollList.add(roll);
    }

    protected void setRollType(Roll roll) {
        Integer knockDownPinCount = roll.getKnockDownPinCount();
        if (rollList.size() == 0 && knockDownPinCount == 10)
            roll.setType(RollType.STRIKE);
        else if (knockDownPinCount == 0)
            roll.setType(RollType.GUTTER);
        else if (knockDownPinCount == remainPinNumber)
            roll.setType(RollType.SPARE);
    }

    public Integer getRollListSize() {
        return rollList.size();
    }

    public Integer getRemainPinNumber() {
        return remainPinNumber;
    }

    public Integer getScore() {
        Integer score = 0;
        for (Roll roll : rollList)
            score += roll.getScore();
        return score;
    }

    @Override
    public String toString() {
        StringBuilder builder = new StringBuilder("frame(");
        builder.append(number).append(", ");
        for (Roll roll : rollList)
            builder.append(roll.toString());
        builder.append(", ").append(getScore()).append(")");
        return builder.toString();
    }

    public List<Roll> getRollList() {
        return rollList;
    }

}