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;

@Service
public class QuestionSubjectServiceImpl extends BaseServiceImpl<QuestionSubject> implements QuestionSubjectService {

    private final QuestionSubjectMapper questionSubjectMapper;
    private final QuestionMapper questionMapper;

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

    @Override
    public Integer removes(Integer[] ids) {
        return questionSubjectMapper.removes(ids);
    }

    @Override
    public Integer add(QuestionSubject questionSubject) {
        return questionSubjectMapper.insert(questionSubject);
    }

    @Override
    public List<QuestionSubject> getQuestion(Integer id) {
        return questionSubjectMapper.getQuestion(id);
    }

    @Override
    public Integer saves(List<QuestionSubject> list) {
        return questionSubjectMapper.saves(list);
    }

    @Override
    public Integer removeQuestionId(Integer questionId) {
        return questionSubjectMapper.removeQuestionId(questionId);
    }

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

    @Override
    public List<QuestionSubject> getSubject(Integer id) {
        return questionSubjectMapper.getSubject(id);
    }

    @Override
    public List<QuestionSubject> getSubjectBySubjectIds(Integer[] subjectIds) {
        return questionSubjectMapper.getSubjectBySubjectIds(subjectIds);
    }
}