流业务层

zhongzheng-system/src/main/java/com/zhongzheng/modules/course/service/impl/CourseChapterServiceImpl.java

@@ -22,9 +22,11 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.github.pagehelper.Page;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.Collection;
 import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -91,6 +93,7 @@ public class CourseChapterServiceImpl extends ServiceImpl<CourseChapterMapper, C
     }
 
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public Long insertByAddBo(CourseChapterAddBo bo) {
         CourseChapter add = BeanUtil.toBean(bo, CourseChapter.class);
         add.setCode(ServletUtils.getEncoded("Z"));
@@ -107,14 +110,16 @@ public class CourseChapterServiceImpl extends ServiceImpl<CourseChapterMapper, C
                 }
             }
             if(bo.getSectionIdList()!=null){
+                Collection<CourseChapterSection> coll = new HashSet<>();
                 for(int i=0;i<bo.getSectionIdList().size();i++){
                     CourseChapterSectionListAddBo item = bo.getSectionIdList().get(i);
                     CourseChapterSection addItem = new CourseChapterSection();
                     addItem.setChapterId(add.getChapterId());
                     addItem.setSectionId(item.getSectionId());
                     addItem.setSort(item.getSort());
-                    iCourseChapterSectionService.save(addItem);
+                    coll.add(addItem);
                 }
+                iCourseChapterSectionService.saveBatch(coll);
             }
 
         }