kongzy
2024-06-24 4910e41f81a85c03a9dfc83f8ec9c1e71c123d49
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package com.gkhy.exam.system.service.impl;
 
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.gkhy.exam.common.api.CommonPage;
import com.gkhy.exam.common.constant.UserConstant;
import com.gkhy.exam.common.domain.entity.SysUser;
import com.gkhy.exam.common.enums.PrivatizeEnum;
import com.gkhy.exam.common.enums.UserTypeEnum;
import com.gkhy.exam.common.exception.ApiException;
import com.gkhy.exam.common.utils.PageUtils;
import com.gkhy.exam.common.utils.SecurityUtils;
import com.gkhy.exam.system.domain.ExQuestionBank;
import com.gkhy.exam.system.mapper.ExExerciseAnswerMapper;
import com.gkhy.exam.system.mapper.ExQuestionBankMapper;
import com.gkhy.exam.system.service.ExQuestionBankService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
 
import java.util.List;
 
/**
 * <p>
 * 题库表 服务实现类
 * </p>
 *
 * @author kzy
 * @since 2024-06-18 10:09:52
 */
@Service
public class ExQuestionBankServiceImpl extends ServiceImpl<ExQuestionBankMapper, ExQuestionBank> implements ExQuestionBankService {
    @Autowired
    private ExExerciseAnswerMapper exerciseAnswerMapper;
 
    @Override
    public CommonPage selectQuestionBankList(ExQuestionBank questionBank) {
        PageUtils.startPage();
        List<ExQuestionBank> bankList=baseMapper.selectQuestionBankList(questionBank);
        return CommonPage.restPage(bankList);
    }
 
    @Override
    public ExQuestionBank selectQuestionBankById(Long bankId) {
        return baseMapper.selectById(bankId);
    }
 
    @Override
    public int insertQuestionBank(ExQuestionBank questionBank) {
        if(!checkNameUnique(questionBank)){
            throw new ApiException("题库名称已存在");
        }
        SysUser user=SecurityUtils.getLoginUser().getUser();
        if(user.getUserType().equals(UserTypeEnum.SYSTEM_USER.getCode())){
            questionBank.setPrivatize(PrivatizeEnum.PUBLIC.getCode());
        }else{
            if(user.getCompanyId()==null){
                throw new ApiException("获取用户公司id为空");
            }
            questionBank.setPrivatize(PrivatizeEnum.PRIVATE.getCode());
            questionBank.setCompanyId(user.getCompanyId());
        }
        int row =baseMapper.insert(questionBank);
        if(row<1){
            throw new ApiException("新增题库失败");
        }
        return row;
    }
 
    @Override
    public int updateQuestionBank(ExQuestionBank questionBank) {
        if(!checkNameUnique(questionBank)){
            throw new ApiException("题库名称已存在");
        }
        int row =baseMapper.updateById(questionBank);
        if(row<1){
            throw new ApiException("编辑题库失败");
        }
        return row;
    }
 
    @Override
    public int deleteQuestionBankById(Long bankId) {
        return baseMapper.deleteByBankId(bankId);
    }
 
    @Override
    public boolean checkNameUnique(ExQuestionBank questionBank) {
        SysUser user= SecurityUtils.getLoginUser().getUser();
        ExQuestionBank bank=null;
        Long bankId=questionBank.getId()==null?-1L:questionBank.getId();
        if(user.getUserType().equals(UserTypeEnum.SYSTEM_USER.getCode())){
            bank= baseMapper.checkNameUniqueForAdmin(questionBank.getName());
        }else{
            bank= baseMapper.checkNameUnique(questionBank.getName(),user.getCompanyId());
        }
        if(bank!=null&&bank.getId().longValue()!=bankId.longValue()){
            return UserConstant.NOT_UNIQUE;
        }
        return UserConstant.UNIQUE;
    }
 
    @Override
    public CommonPage selectQuestionBankListForStudent(ExQuestionBank questionBank) {
        SysUser user= SecurityUtils.getLoginUser().getUser();
        questionBank.setCompanyId(user.getCompanyId());
        questionBank.setStudentId(user.getId());
        PageUtils.startPage();
        List<ExQuestionBank> bankList=baseMapper.selectQuestionBankListForStudent(questionBank);
        return CommonPage.restPage(bankList);
    }
 
    @Override
    public ExQuestionBank selectQuestionBankByIdForStudent(Long bankId) {
        return baseMapper.selectQuestionBankByIdForStudent(bankId,SecurityUtils.getUserId());
    }
 
    @Override
    public int clearExerciseRecord(Long bankId) {
        return exerciseAnswerMapper.clearExerciseRecord(bankId,SecurityUtils.getUserId());
    }
}