删除题库时删除对应题目

xiangpei

2024-11-28 05475d5571d0400c91d9603863a25ce7410172c9

删除题库时删除对应题目

 src/main/java/com/mindskip/xzs/service/impl/QuestionSubjectServiceImpl.java

@@ -1,11 +1,14 @@
package com.mindskip.xzs.service.impl;

import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.mindskip.xzs.domain.QuestionSubject;
import com.mindskip.xzs.repository.BaseMapper;
import com.mindskip.xzs.repository.QuestionMapper;
import com.mindskip.xzs.repository.QuestionSubjectMapper;
import com.mindskip.xzs.service.QuestionSubjectService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@@ -13,11 +16,13 @@
public class QuestionSubjectServiceImpl extends BaseServiceImpl<QuestionSubject> implements QuestionSubjectService {

    private final QuestionSubjectMapper questionSubjectMapper;
    private final QuestionMapper questionMapper;

    @Autowired
    public QuestionSubjectServiceImpl(BaseMapper<QuestionSubject> baseMapper, QuestionSubjectMapper questionSubjectMapper) {
    public QuestionSubjectServiceImpl(BaseMapper<QuestionSubject> baseMapper, QuestionSubjectMapper questionSubjectMapper, QuestionMapper questionMapper) {
        super(baseMapper);
        this.questionSubjectMapper = questionSubjectMapper;
        this.questionMapper = questionMapper;
    }

    @Override
@@ -47,6 +52,10 @@

    @Override
    public Integer removeSubjectId(Integer subjectId) {
        List<Integer> questionIds = questionSubjectMapper.questionsBySubjectId(subjectId);
        for (Integer questionId : questionIds) {
            questionMapper.deleteByPrimaryKey(questionId);
        }
        return questionSubjectMapper.removeSubjectId(subjectId);
    }