package com.gkhy.exam.system.mapper;

import com.gkhy.exam.system.domain.ExStudentAnswer;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * <p>
 * 学员与考试题目关系表 Mapper 接口
 * </p>
 *
 * @author kzy
 * @since 2024-06-13 17:47:56
 */
@Mapper
public interface ExStudentAnswerMapper extends BaseMapper<ExStudentAnswer> {

    int countByPaperId(@Param("paperId") Long paperId, @Param("studentId")Long studentId);

    /**
     * 获取考题正确的数量
     * @param paperId
     * @param studentId
     * @param questionType
     * @return
     */
    int selectPassCount(@Param("paperId") Long paperId, @Param("studentId")Long studentId, @Param("questionType")Integer questionType);

    /**
     * 获取考生答题
     * @param studentAnswer
     * @return
     */
    ExStudentAnswer getStudentAnswer(ExStudentAnswer studentAnswer);
}