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wangjinlei
2024-03-25 17:00:48 +08:00
parent 47027bbaf2
commit 38f2f8d0dc
6 changed files with 118 additions and 11 deletions
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29
src/main/java/com/peanut/modules/master/service/impl/CourseCatalogueChapterServiceImpl.java
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@@ -1,16 +1,45 @@
package com.peanut.modules.master.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.peanut.common.utils.R;
import com.peanut.modules.common.dao.CourseCatalogueChapterDao;
import com.peanut.modules.common.dao.CourseCatalogueChapterVideoDao;
import com.peanut.modules.common.entity.CourseCatalogueChapterEntity;
import com.peanut.modules.common.entity.CourseCatalogueChapterVideoEntity;
import com.peanut.modules.common.to.ParamTo;
import com.peanut.modules.master.service.CourseCatalogueChapterService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Slf4j
@Service("masterCourseCatalogueChapterService")
public class CourseCatalogueChapterServiceImpl extends ServiceImpl<CourseCatalogueChapterDao, CourseCatalogueChapterEntity> implements CourseCatalogueChapterService {
@Autowired
private CourseCatalogueChapterVideoDao courseCatalogueChapterVideoDao;
@Override
public Page getCourseCatalogueChapterList(ParamTo param) {
LambdaQueryWrapper<CourseCatalogueChapterEntity> wrapper = new LambdaQueryWrapper<>();
wrapper.eq(CourseCatalogueChapterEntity::getCatalogueId,param.getId());
wrapper.orderByAsc(CourseCatalogueChapterEntity::getSort);
Page<CourseCatalogueChapterEntity> page = this.page(new Page<>(param.getPage(), param.getLimit()), wrapper);
return page;
}
@Override
public R delCourseCatalogueChapter(int id) {
List<CourseCatalogueChapterVideoEntity> courseCatalogueChapterVideoEntities = courseCatalogueChapterVideoDao.selectList(new LambdaQueryWrapper<CourseCatalogueChapterVideoEntity>().eq(CourseCatalogueChapterVideoEntity::getChapterId, id));
if(courseCatalogueChapterVideoEntities.size()>0){
return R.error(501,"删除失败，请先删除视频文件");
}
this.removeById(id);
return R.ok();
}
}

21
src/main/java/com/peanut/modules/master/service/impl/CourseCatalogueChapterVideoServiceImpl.java Normal file
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@@ -0,0 +1,21 @@
package com.peanut.modules.master.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.peanut.modules.common.dao.CourseCatalogueChapterVideoDao;
import com.peanut.modules.common.entity.CourseCatalogueChapterVideoEntity;
import com.peanut.modules.common.to.ParamTo;
import com.peanut.modules.master.service.CourseCatalogueChapterVideoService;
public class CourseCatalogueChapterVideoServiceImpl extends ServiceImpl<CourseCatalogueChapterVideoDao, CourseCatalogueChapterVideoEntity> implements CourseCatalogueChapterVideoService {
@Override
public Page getCourseCatalogueChapterVideoList(ParamTo param) {
LambdaQueryWrapper<CourseCatalogueChapterVideoEntity> wrapper = new LambdaQueryWrapper<>();
wrapper.eq(CourseCatalogueChapterVideoEntity::getChapterId,param.getId());
wrapper.orderByAsc(CourseCatalogueChapterVideoEntity::getSort);
Page<CourseCatalogueChapterVideoEntity> page = this.page(new Page<>(param.getPage(), param.getLimit()), wrapper);
return page;
}
}