package com.ots.project.exam.service.impl;
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import com.github.pagehelper.PageHelper;
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import com.github.pagehelper.PageInfo;
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import com.ots.project.exam.domain.Subject;
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import com.ots.project.exam.mapper.SubjectMapper;
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import com.ots.project.exam.service.SubjectService;
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import com.ots.project.exam.viewmodel.SubjectPageRequestVM;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.cache.annotation.CacheEvict;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.stereotype.Service;
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import java.util.List;
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@Service("examSubject")
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public class SubjectServiceImpl extends BaseServiceImpl<Subject> implements SubjectService {
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private final static String CACHE_NAME = "Subject";
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@Autowired
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private SubjectMapper subjectMapper;
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@Autowired
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public SubjectServiceImpl(SubjectMapper subjectMapper) {
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super(subjectMapper);
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this.subjectMapper = subjectMapper;
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}
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@Override
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@Cacheable(value = CACHE_NAME, key = "#id", unless = "#result == null")
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public Subject selectById(Integer id) {
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return super.selectById(id);
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}
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@Override
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@CacheEvict(value = CACHE_NAME, key = "#record.id")
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public int updateByIdFilter(Subject record) {
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return super.updateByIdFilter(record);
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}
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@Override
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public List<Subject> getSubjectByLevel(Integer level) {
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return subjectMapper.getSubjectByLevel(level);
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}
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@Override
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public List<Subject> allSubject() {
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return subjectMapper.allSubject();
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}
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@Override
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public Integer levelBySubjectId(Integer id) {
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return this.selectById(id).getLevel();
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}
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@Override
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public PageInfo<Subject> page(SubjectPageRequestVM requestVM) {
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return PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "id desc").doSelectPageInfo(() ->
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subjectMapper.page(requestVM)
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);
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}
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}
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