优化章节列表

This commit is contained in:
wuchunlei
2025-03-11 16:08:24 +08:00
parent d424d0189c
commit 35fcf05938

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@@ -30,6 +30,7 @@ public class CourseCatalogueChapterServiceImpl extends ServiceImpl<CourseCatalog
public List<CourseCatalogueChapterEntity> getCourseCatalogueChapterList(int id) {
MPJLambdaWrapper<CourseCatalogueChapterEntity> wrapper = new MPJLambdaWrapper<>();
wrapper.selectAll(CourseCatalogueChapterEntity.class);
wrapper.select("if(MAX(t2.id)>0,1,0) AS isLearned ");
wrapper.selectMax(UserCourseVideoPositionEntity::getId,CourseCatalogueChapterEntity::getIsLearned);
wrapper.disableSubLogicDel().leftJoin(CourseCatalogueChapterVideoEntity.class,CourseCatalogueChapterVideoEntity::getChapterId,CourseCatalogueChapterEntity::getId);
wrapper.disableSubLogicDel().leftJoin(UserCourseVideoPositionEntity.class,on->on.eq(UserCourseVideoPositionEntity::getVideoId,CourseCatalogueChapterVideoEntity::getId).eq(UserCourseVideoPositionEntity::getUserId,ShiroUtils.getUId()));