修复一下bug

src/main/java/com/peanut/modules/sociology/service/CourseCatalogueChapterService.java

@@ -4,7 +4,10 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import com.peanut.modules.common.entity.CourseCatalogueChapterEntity;
 
 import java.util.List;
+import java.util.Map;
 
 public interface CourseCatalogueChapterService extends IService<CourseCatalogueChapterEntity> {
     List<CourseCatalogueChapterEntity> getCourseCatalogueChapterList(int id);
+
+    Map<String,Object> getChapterDetail(Integer chapterId);
 }

src/main/java/com/peanut/modules/sociology/service/CourseService.java

@@ -2,6 +2,7 @@ package com.peanut.modules.sociology.service;
 
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.modules.common.entity.CourseCatalogueChapterEntity;
 import com.peanut.modules.common.entity.CourseEntity;
 import com.peanut.modules.common.to.ParamTo;
 
@@ -21,4 +22,5 @@ public interface CourseService extends IService<CourseEntity> {
 
     Map<String, Object> getCourseDetail(Integer id);
 
+
 }

src/main/java/com/peanut/modules/sociology/service/impl/CourseCatalogueChapterServiceImpl.java

@@ -3,17 +3,23 @@ package com.peanut.modules.sociology.service.impl;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 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.sociology.service.CourseCatalogueChapterService;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 @Slf4j
 @Service("sociologyCourseCatalogueChapterService")
 public class CourseCatalogueChapterServiceImpl extends ServiceImpl<CourseCatalogueChapterDao, CourseCatalogueChapterEntity> implements CourseCatalogueChapterService {
-
+    @Autowired
+    private CourseCatalogueChapterVideoDao courseCatalogueChapterVideoDao;
     @Override
     public List<CourseCatalogueChapterEntity> getCourseCatalogueChapterList(int id) {
         LambdaQueryWrapper<CourseCatalogueChapterEntity> wrapper = new LambdaQueryWrapper<>();
@@ -22,4 +28,14 @@ public class CourseCatalogueChapterServiceImpl extends ServiceImpl<CourseCatalog
         List<CourseCatalogueChapterEntity> list = this.list(wrapper);
         return list;
     }
+
+    @Override
+    public Map<String, Object> getChapterDetail(Integer chapterId) {
+        CourseCatalogueChapterEntity byId = this.getById(chapterId);
+        HashMap<String, Object> flag = new HashMap<>();
+        flag.put("detail",byId);
+        List<CourseCatalogueChapterVideoEntity> courseCatalogueChapterVideoEntities = courseCatalogueChapterVideoDao.selectList(new LambdaQueryWrapper<CourseCatalogueChapterVideoEntity>().eq(CourseCatalogueChapterVideoEntity::getChapterId, chapterId));
+        flag.put("videos",courseCatalogueChapterVideoEntities);
+        return flag;
+    }
 }

src/main/java/com/peanut/modules/sociology/service/impl/CourseServiceImpl.java

@@ -47,6 +47,7 @@ public class CourseServiceImpl extends ServiceImpl<CourseDao, CourseEntity> impl
         MPJLambdaWrapper<CourseEntity> wrapper = new MPJLambdaWrapper<>();
         wrapper.selectAll(CourseEntity.class);
         wrapper.leftJoin(CourseToSociologyEntity.class,CourseToSociologyEntity::getCourseId,CourseEntity::getId);
+        wrapper.eq(CourseToSociologyEntity::getSociologyId,param.getId());
         Page<CourseEntity> courseEntityPage = this.getBaseMapper().selectJoinPage(new Page<>(param.getPage(), param.getLimit()),CourseEntity.class, wrapper);
         return courseEntityPage;
     }