backend/src/main/java/nju/seec/helper/vo/question/BaseQuestionVO.java

package nju.seec.helper.vo.question;

import lombok.Data;
import lombok.NonNull;
import nju.seec.helper.util.enums.ExceptionType;
import nju.seec.helper.util.enums.QuestionType;
import nju.seec.helper.util.exception.HelperException;

/**
 * @author XuShengTao
 * <p>
 * updated by cst
 */
@Data
public abstract class BaseQuestionVO {
    protected String id;
    protected QuestionType type;
    protected String stem;
    protected String analysis;

    public static BaseQuestionVO convertBokQuestionToVO(@NonNull BokQuestion bokQuestion, boolean withAnswer) {
        switch (bokQuestion.getType()) {
            case "choice":
                return new ChoiceQuestionVO(bokQuestion, withAnswer);
            case "true_false":
                return new TrueOrFalseQuestionVO(bokQuestion, withAnswer);
            default:
                throw HelperException.of(ExceptionType.ERROR, "无法解析该题目");
        }
    }

    /**
     * 检查答案是否正确
     *
     * @param answer
     * @return
     */
    public abstract boolean pass(Object answer);
}