diff --git a/src/main/java/com/bsd/cases/controller/CaseCategoryController.java b/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
index eade2d7..04bfc9e 100644
--- a/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
@@ -82,4 +82,92 @@ public class CaseCategoryController {
         }
         return ajaxResult;
     }
+
+    /**
+     * 新增或者更新类别
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/save-category")
+    public AjaxResult getAllCategory(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            ajaxResult = caseCategoryService.saveCategory(data);
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 后台获取分级分类
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/get-bak-category-by-parent-id")
+    public AjaxResult getCategoryByParentId(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            Long parentId = data.getLong("parentId");
+            ajaxResult.setData(caseCategoryService.getBakCategoryByParentId(parentId));
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 后台模糊搜索分级分类
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/search-bak-category")
+    public AjaxResult searchBakCategory(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data) {
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        } else {
+            Integer pageNum = data.getInteger("pageNum");
+            if (null==pageNum){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("分页参数不可为空");
+            }else {
+                String name = data.getString("name");
+                ajaxResult.setRetcode(AjaxResult.SUCCESS);
+                ajaxResult.setData(caseCategoryService.searchBakCategory(name,pageNum));
+            }
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 后台模糊搜索分级分类
+     * @param jsonObject
+     * @return
+     */
+    @RequestMapping("/del-category")
+    public AjaxResult delCategory(@RequestBody JSONObject jsonObject) {
+        AjaxResult ajaxResult = new AjaxResult();
+        try{
+            Long categoryId = jsonObject.getLong("categoryId");
+            if (null==categoryId){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章Id不可为空");
+            }else {
+                ajaxResult = caseCategoryService.delCategory(categoryId);
+            }
+        }catch (Exception e) {
+
+            e.printStackTrace();
+            ajaxResult.setRetmsg("操作失败：" + e.getMessage());
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+        }
+        return ajaxResult;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/controller/CaseContentAttachmentController.java b/src/main/java/com/bsd/cases/controller/CaseContentAttachmentController.java
index e28db2a..bba0ad7 100644
--- a/src/main/java/com/bsd/cases/controller/CaseContentAttachmentController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseContentAttachmentController.java
@@ -28,20 +28,13 @@ public class CaseContentAttachmentController {
             ajaxResult.setRetcode(AjaxResult.FAILED);
             ajaxResult.setRetmsg("data missing");
         }else {
-            Integer pageNum = data.getInteger("pageNum");
-            Integer pageSize = data.getInteger("pageSize");
-            if (null==pageNum|| null == pageSize){
+            Long contentId = data.getLong("contentId");
+            if (null == contentId){
                 ajaxResult.setRetcode(AjaxResult.FAILED);
-                ajaxResult.setRetmsg("分页参数不可为空");
+                ajaxResult.setRetmsg("文章id不可为空");
             }else {
-                Long contentId = data.getLong("contentId");
-                if (null == contentId){
-                    ajaxResult.setRetcode(AjaxResult.FAILED);
-                    ajaxResult.setRetmsg("文章id不可为空");
-                }else {
-                    ajaxResult.setRetcode(AjaxResult.SUCCESS);
-                    ajaxResult.setData(caseContentAttachmentService.getCaseContentAttachment(contentId));
-                }
+                ajaxResult.setRetcode(AjaxResult.SUCCESS);
+                ajaxResult.setData(caseContentAttachmentService.getCaseContentAttachment(contentId));
             }
         }
         return ajaxResult;
diff --git a/src/main/java/com/bsd/cases/controller/CaseContentCommentsController.java b/src/main/java/com/bsd/cases/controller/CaseContentCommentsController.java
index 33a2743..5ed4d9b 100644
--- a/src/main/java/com/bsd/cases/controller/CaseContentCommentsController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseContentCommentsController.java
@@ -72,4 +72,29 @@ public class CaseContentCommentsController {
         }
         return ajaxResult;
     }
+
+    /**
+     * 删除评论
+     * @param ajaxRequest
+     * @param request
+     * @return
+     */
+    @RequestMapping("/del-comments")
+    public AjaxResult delComments(@RequestBody AjaxRequest ajaxRequest, HttpServletRequest request) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            Long commentsId = data.getLong("contentId");
+            if (null == commentsId){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("评论id不可为空");
+            }else {
+                ajaxResult =caseContentCommentsService.delComments(commentsId);
+            }
+        }
+        return ajaxResult;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/controller/CaseContentController.java b/src/main/java/com/bsd/cases/controller/CaseContentController.java
index 3f08cf0..0ec9b31 100644
--- a/src/main/java/com/bsd/cases/controller/CaseContentController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseContentController.java
@@ -19,7 +19,7 @@ import javax.servlet.http.HttpServletRequest;
 public class CaseContentController {
 
     @Resource
-    private CaseContentService contentService;
+    private CaseContentService caseContentService;
 
     @Resource
     private CaseContentLikeService caseContentLikeService;
@@ -44,7 +44,7 @@ public class CaseContentController {
                     ajaxResult.setRetmsg("分级id不可为空");
                 }else {
                     ajaxResult.setRetcode(AjaxResult.SUCCESS);
-                    ajaxResult.setData(contentService.getContentListByCategoryId(categoryId,pageNum,pageSize));
+                    ajaxResult.setData(caseContentService.getContentListByCategoryId(categoryId,pageNum,pageSize));
                 }
             }
         }
@@ -65,20 +65,20 @@ public class CaseContentController {
                 ajaxResult.setRetmsg("文章id不可为空");
             }else {
                 ajaxResult.setRetcode(AjaxResult.SUCCESS);
-                ajaxResult.setData(contentService.getContentDetailByContentId(contentId));
+                ajaxResult.setData(caseContentService.getContentDetailByContentId(contentId));
             }
         }
         return ajaxResult;
     }
 
     /**
-     * 点赞文章
+     * 点赞/取消点赞文章
      * @param ajaxRequest
      * @param request
      * @return
      */
-    @RequestMapping("/add-like")
-    public AjaxResult addLike(@RequestBody AjaxRequest ajaxRequest, HttpServletRequest request) {
+    @RequestMapping("/update-like")
+    public AjaxResult updateLike(@RequestBody AjaxRequest ajaxRequest, HttpServletRequest request) {
         AjaxResult ajaxResult = new AjaxResult();
         JSONObject data = ajaxRequest.getData();
         if (null == data){
@@ -91,9 +91,108 @@ public class CaseContentController {
                 ajaxResult.setRetmsg("文章id不可为空");
             }else {
                 ajaxResult.setRetcode(AjaxResult.SUCCESS);
-                ajaxResult.setData(caseContentLikeService.addLike(contentId));
+                ajaxResult.setData(caseContentLikeService.updateLike(contentId));
             }
         }
         return ajaxResult;
     }
+
+    /**
+     * 新增或者更新文章
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/save-content")
+    public AjaxResult saveContent(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            ajaxResult = caseContentService.saveContent(data);
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 删除文章
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/del-content")
+    public AjaxResult delContent(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            Long contentId = data.getLong("contentId");
+            if (null == contentId){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章id不可为空");
+            }else {
+                ajaxResult = caseContentService.delContent(contentId);
+            }
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 后台搜索文章
+     * @param jsonObject
+     * @return
+     */
+    @RequestMapping("/search-bak-content")
+    public AjaxResult searchBakContent(@RequestBody JSONObject jsonObject) {
+        AjaxResult ajaxResult = new AjaxResult();
+        try {
+            String name = jsonObject.getString("name");
+            Long level1Id = jsonObject.getLong("level1Id");
+            Long level2Id = jsonObject.getLong("level2Id");
+            Long level3Id = jsonObject.getLong("level3Id");
+            Integer pageNum = jsonObject.getInteger("pageNum");
+            if (null == pageNum){
+                ajaxResult.setRetmsg("分页参数不可为空");
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+            }else {
+                ajaxResult.setData(caseContentService.searchBakContentByParam(name,level1Id,level2Id,level3Id,pageNum));
+                ajaxResult.setRetmsg("操作成功");
+                ajaxResult.setRetcode(AjaxResult.SUCCESS);
+            }
+        } catch (Exception e) {
+
+            e.printStackTrace();
+            ajaxResult.setRetmsg("操作失败：" + e.getMessage());
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 后台通过文章id获取文章
+     * @param jsonObject
+     * @return
+     */
+    @RequestMapping("/get-bak-content-by-content-id")
+    public AjaxResult getCaseContentDetailBakVoByContentID(@RequestBody JSONObject jsonObject) {
+        AjaxResult ajaxResult = new AjaxResult();
+        try {
+            Long contentId = jsonObject.getLong("contentId");
+            if (null == contentId){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章id不可为空");
+            }else {
+                ajaxResult.setRetcode(AjaxResult.SUCCESS);
+                ajaxResult.setData(caseContentService.getCaseContentDetailBakVoByContentID(contentId));
+            }
+        } catch (Exception e) {
+
+            e.printStackTrace();
+            ajaxResult.setRetmsg("操作失败：" + e.getMessage());
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+        }
+        return ajaxResult;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/mapper/CaseCategoryMapper.java b/src/main/java/com/bsd/cases/mapper/CaseCategoryMapper.java
index a6cf030..2e6600c 100644
--- a/src/main/java/com/bsd/cases/mapper/CaseCategoryMapper.java
+++ b/src/main/java/com/bsd/cases/mapper/CaseCategoryMapper.java
@@ -2,6 +2,8 @@ package com.bsd.cases.mapper;
 
 import com.bsd.cases.model.CaseCategory;
 import com.bsd.cases.util.CommonMapper;
+import com.bsd.cases.vo.CaseCategoryVo;
+import com.bsd.cases.vo.CaseContentBakVo;
 import com.bsd.cases.vo.CaseSearchVo;
 import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Repository;
@@ -11,4 +13,6 @@ import java.util.List;
 @Repository
 public interface CaseCategoryMapper extends CommonMapper<CaseCategory> {
     List<CaseSearchVo> search(@Param("name") String name);
+
+    List<CaseCategoryVo> searchCaseCategoryVo(@Param("name") String name);
 }
diff --git a/src/main/java/com/bsd/cases/mapper/CaseContentMapper.java b/src/main/java/com/bsd/cases/mapper/CaseContentMapper.java
index a86bee7..fa71462 100644
--- a/src/main/java/com/bsd/cases/mapper/CaseContentMapper.java
+++ b/src/main/java/com/bsd/cases/mapper/CaseContentMapper.java
@@ -2,8 +2,16 @@ package com.bsd.cases.mapper;
 
 import com.bsd.cases.model.CaseContent;
 import com.bsd.cases.util.CommonMapper;
+import com.bsd.cases.vo.CaseContentBakVo;
+import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
+
 @Repository
 public interface CaseContentMapper extends CommonMapper<CaseContent> {
+    List<CaseContentBakVo> searchBak(@Param("name") String name
+            , @Param("level1Id") Long level1Id
+            , @Param("level2Id") Long level2Id
+            , @Param("level3Id") Long level3Id);
 }
diff --git a/src/main/java/com/bsd/cases/mapper/CaseContentMaterialMapper.java b/src/main/java/com/bsd/cases/mapper/CaseContentMaterialMapper.java
index 0b6a63e..57e91ff 100644
--- a/src/main/java/com/bsd/cases/mapper/CaseContentMaterialMapper.java
+++ b/src/main/java/com/bsd/cases/mapper/CaseContentMaterialMapper.java
@@ -2,8 +2,10 @@ package com.bsd.cases.mapper;
 
 import com.bsd.cases.model.CaseContentMaterial;
 import com.bsd.cases.util.CommonMapper;
+import org.apache.ibatis.annotations.Mapper;
 import org.springframework.stereotype.Repository;
 
 @Repository
+@Mapper
 public interface CaseContentMaterialMapper extends CommonMapper<CaseContentMaterial> {
 }
diff --git a/src/main/java/com/bsd/cases/model/BaseEntity.java b/src/main/java/com/bsd/cases/model/BaseEntity.java
index 30b18ac..1ff70d7 100644
--- a/src/main/java/com/bsd/cases/model/BaseEntity.java
+++ b/src/main/java/com/bsd/cases/model/BaseEntity.java
@@ -25,6 +25,7 @@
 package com.bsd.cases.model;
 
 import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
 
 import javax.persistence.Column;
 import javax.persistence.GeneratedValue;
@@ -42,7 +43,9 @@ public class BaseEntity {
     @Column(name = "id")
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
+    @DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
     private Date createDateTime;
+    @DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss")
     private Date updateDateTime;
     private Long createBy;
     private Long updateBy;
diff --git a/src/main/java/com/bsd/cases/model/CaseContentAttachment.java b/src/main/java/com/bsd/cases/model/CaseContentAttachment.java
index 3ba3b0a..58c6eda 100644
--- a/src/main/java/com/bsd/cases/model/CaseContentAttachment.java
+++ b/src/main/java/com/bsd/cases/model/CaseContentAttachment.java
@@ -11,5 +11,11 @@ public class CaseContentAttachment extends BaseEntity{
 
     private Long contentId;
 
+    private String attachmentName;
+
     private String attachmentUrl;
+
+    private String size;
+
+    private String type;
 }
diff --git a/src/main/java/com/bsd/cases/service/CaseCategoryService.java b/src/main/java/com/bsd/cases/service/CaseCategoryService.java
index 4c24dd5..a5bc090 100644
--- a/src/main/java/com/bsd/cases/service/CaseCategoryService.java
+++ b/src/main/java/com/bsd/cases/service/CaseCategoryService.java
@@ -1,9 +1,10 @@
 package com.bsd.cases.service;
 
 import com.alibaba.fastjson.JSONObject;
-import com.bsd.cases.util.AjaxRequest;
 import com.bsd.cases.util.AjaxResult;
-import com.bsd.cases.vo.CaseSearchVo;
+import com.bsd.cases.util.PageAjax;
+import com.bsd.cases.vo.CaseCategoryVo;
+import com.bsd.cases.vo.CaseContentBakVo;
 
 import java.util.List;
 
@@ -33,6 +34,32 @@ public interface CaseCategoryService<CaseCategory> extends BaseService<CaseCateg
      */
     JSONObject search(String name,Integer pageNum,Integer pageSize);
 
+    /**
+     * 新增或者更新类别
+     * @param jsonObject
+     * @return
+     */
+    AjaxResult saveCategory(JSONObject jsonObject);
 
-    AjaxResult saveOrUpdateCategory(JSONObject jsonObject);
+    /**
+     * 删除类别
+     * @param categoryId
+     * @return
+     */
+    AjaxResult delCategory(Long categoryId);
+
+    /**
+     * 后台获取分级分类
+     * @param parentId
+     * @return
+     */
+    List<CaseCategory> getBakCategoryByParentId(Long parentId);
+
+    /**
+     * 后台模糊搜索类别
+     * @param name
+     * @param pageNum
+     * @return
+     */
+    PageAjax<CaseCategoryVo> searchBakCategory(String name, Integer pageNum);
 }
diff --git a/src/main/java/com/bsd/cases/service/CaseContentCommentsService.java b/src/main/java/com/bsd/cases/service/CaseContentCommentsService.java
index aca92d6..38fdb5e 100644
--- a/src/main/java/com/bsd/cases/service/CaseContentCommentsService.java
+++ b/src/main/java/com/bsd/cases/service/CaseContentCommentsService.java
@@ -10,4 +10,6 @@ public interface CaseContentCommentsService<CaseContentComments> extends BaseSer
     JSONObject getCaseContentCommentsByContentId(Long contentId, Integer pageNum, Integer pageSize);
 
     AjaxResult addComments(Long contentId,String comments);
+
+    AjaxResult delComments(Long commentsId);
 }
diff --git a/src/main/java/com/bsd/cases/service/CaseContentLikeService.java b/src/main/java/com/bsd/cases/service/CaseContentLikeService.java
index 8592497..58fbc42 100644
--- a/src/main/java/com/bsd/cases/service/CaseContentLikeService.java
+++ b/src/main/java/com/bsd/cases/service/CaseContentLikeService.java
@@ -4,5 +4,5 @@ import com.bsd.cases.util.AjaxResult;
 
 public interface CaseContentLikeService<CaseContentLike> extends BaseService<CaseContentLike> {
 
-    AjaxResult addLike(Long contentId);
+    AjaxResult updateLike(Long contentId);
 }
diff --git a/src/main/java/com/bsd/cases/service/CaseContentService.java b/src/main/java/com/bsd/cases/service/CaseContentService.java
index 23db41b..2b9a5bb 100644
--- a/src/main/java/com/bsd/cases/service/CaseContentService.java
+++ b/src/main/java/com/bsd/cases/service/CaseContentService.java
@@ -1,6 +1,11 @@
 package com.bsd.cases.service;
 
 import com.alibaba.fastjson.JSONObject;
+import com.bsd.cases.util.AjaxRequest;
+import com.bsd.cases.util.AjaxResult;
+import com.bsd.cases.util.PageAjax;
+import com.bsd.cases.vo.CaseContentBakVo;
+import com.bsd.cases.vo.CaseContentDetailBakVo;
 import com.bsd.cases.vo.CaseContentDetailVo;
 import com.bsd.cases.vo.CaseContentVo;
 
@@ -10,4 +15,20 @@ public interface CaseContentService<CaseContent> extends BaseService<CaseContent
     JSONObject getContentListByCategoryId(Long categoryId, Integer pageNum, Integer pageSize);
 
     CaseContentDetailVo getContentDetailByContentId(Long contentId);
+
+    AjaxResult saveContent(JSONObject jsonObject);
+
+    AjaxResult delContent(Long contentId);
+
+    /**
+     * 后台搜索文章
+     * @param name
+     * @param level1
+     * @param level2
+     * @param level3
+     * @return
+     */
+    PageAjax<CaseContentBakVo> searchBakContentByParam(String name, Long level1, Long level2, Long level3, Integer pageNum);
+
+    CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId);
 }
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
index 6a8b8a2..9d353e0 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
@@ -4,17 +4,22 @@ import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
 import com.bsd.cases.constants.Constants;
 import com.bsd.cases.mapper.CaseCategoryMapper;
+import com.bsd.cases.mapper.CaseContentMapper;
 import com.bsd.cases.model.CaseCategory;
 import com.bsd.cases.model.CaseContent;
+import com.bsd.cases.model.CaseUsers;
 import com.bsd.cases.service.CaseCategoryService;
 import com.bsd.cases.util.AjaxRequest;
 import com.bsd.cases.util.AjaxResult;
+import com.bsd.cases.util.PageAjax;
 import com.bsd.cases.util.PageUtils;
 import com.bsd.cases.vo.CaseCategoryVo;
 import com.bsd.cases.vo.CaseSearchVo;
+import com.github.pagehelper.PageHelper;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import tk.mybatis.mapper.entity.Example;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
@@ -27,6 +32,8 @@ public class CaseCategoryServiceImpl extends BaseServiceImpl<CaseCategoryMapper,
 
     @Resource
     private CaseCategoryMapper caseCategoryMapper;
+    @Resource
+    private CaseContentMapper caseContentMapper;
 
     /**
      * 直接获取所有1级2级分级
@@ -114,7 +121,7 @@ public class CaseCategoryServiceImpl extends BaseServiceImpl<CaseCategoryMapper,
      * @return
      */
     @Override
-    public AjaxResult saveOrUpdateCategory(JSONObject jsonObject) {
+    public AjaxResult saveCategory(JSONObject jsonObject) {
         AjaxResult ajaxResult = new AjaxResult();
         Long categoryId = jsonObject.getLong("categoryId");
         String name = jsonObject.getString("name");
@@ -156,13 +163,102 @@ public class CaseCategoryServiceImpl extends BaseServiceImpl<CaseCategoryMapper,
                     }
                 }
             }
-
+            caseCategoryMapper.insert(caseCategory);
+            ajaxResult.setRetmsg("成功新增类别");
+            ajaxResult.setRetcode(AjaxResult.SUCCESS);
         }else {
             //走更新
             CaseCategory caseCategory = caseCategoryMapper.selectByPrimaryKey(categoryId);
+            if (StringUtils.isNotEmpty(name)){
+                caseCategory.setName(name);
+            }
+            if (StringUtils.isNotEmpty(url)){
+                caseCategory.setUrl(url);
+            }
+            if (null != level){
+                caseCategory.setLevel(level);
+            }
+            if (null != parentId){
+                caseCategory.setParentId(parentId);
+            }
+            caseCategory.setUpdateDateTime(new Date());
+            caseCategoryMapper.updateByPrimaryKeySelective(caseCategory);
+            ajaxResult.setRetmsg("成功更新类别");
+            ajaxResult.setRetcode(AjaxResult.SUCCESS);
         }
+        return ajaxResult;
+    }
 
-        return null;
+    /**
+     * 删除类别
+     * @param categoryId
+     * @return
+     */
+    @Override
+    public AjaxResult delCategory(Long categoryId) {
+        AjaxResult ajaxResult = new AjaxResult();
+        CaseCategory caseCategory = caseCategoryMapper.selectByPrimaryKey(categoryId);
+        Integer count;
+        if (caseCategory.getState() == Constants.STATE_INVALID){
+            ajaxResult.setRetmsg("类别已删除，不可重复操作");
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+        }else {
+            if (3 == caseCategory.getLevel()){
+                //判断下级有没有文章
+                CaseContent findCaseContent = new CaseContent();
+                findCaseContent.setState(Constants.STATE_VALID);
+                findCaseContent.setCategoryId(categoryId);
+                count = caseContentMapper.selectCount(findCaseContent);
+            }else {
+                CaseCategory findCaseCategory = new CaseCategory();
+                findCaseCategory.setState(Constants.STATE_VALID);
+                findCaseCategory.setParentId(categoryId);
+                count = caseCategoryMapper.selectCount(findCaseCategory);
+            }
+            if (count>0){
+                ajaxResult.setRetmsg("下级目录有内容,不可删除");
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                return ajaxResult;
+            }
+            caseCategory.setState(Constants.STATE_INVALID);
+            caseCategory.setUpdateDateTime(new Date());
+            caseCategoryMapper.updateByPrimaryKeySelective(caseCategory);
+            ajaxResult.setRetcode(AjaxResult.SUCCESS);
+            ajaxResult.setRetmsg("成功删除类别");
+        }
+        return ajaxResult;
+    }
+
+    /**
+     * 通过parentId获取类别
+     * @param parentId
+     * @return
+     */
+    @Override
+    public List<CaseCategory> getBakCategoryByParentId(Long parentId) {
+        CaseCategory findCaseCategory = new CaseCategory();
+        findCaseCategory.setState(Constants.STATE_VALID);
+        if (null == parentId) {
+            //获取一级分类
+            findCaseCategory.setLevel(1);
+        }else {
+            //获取其他分类
+            findCaseCategory.setParentId(parentId);
+        }
+        List<CaseCategory> caseCategoryList = caseCategoryMapper.select(findCaseCategory);
+        return caseCategoryList;
+    }
+
+    @Override
+    public PageAjax<CaseCategoryVo> searchBakCategory(String name, Integer pageNum) {
+//        Example example = new Example(CaseCategory.class);
+//        Example.Criteria criteria = example.createCriteria();
+//        criteria.andEqualTo("state", Constants.STATE_VALID);
+//        criteria.andLike("name", "%"+name+"%");
+        PageHelper.startPage(pageNum, Constants.PAGE_SIZE);
+        List<CaseCategoryVo> caseCategoryList = caseCategoryMapper.searchCaseCategoryVo(name);
+        PageAjax<CaseCategoryVo> pageAjax = new PageAjax<>(caseCategoryList);
+        return pageAjax;
     }
 
 
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseContentCommentsServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseContentCommentsServiceImpl.java
index 47e9d0f..8ce62c4 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseContentCommentsServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseContentCommentsServiceImpl.java
@@ -91,4 +91,41 @@ public class CaseContentCommentsServiceImpl extends BaseServiceImpl<CaseContentC
         ajaxResult.setRetcode(AjaxResult.SUCCESS);
         return ajaxResult;
     }
+
+    /**
+     * 删除自己的评论
+     * @param commentsId
+     * @return
+     */
+    @Override
+    public AjaxResult delComments(Long commentsId) {
+        AjaxResult ajaxResult = new AjaxResult();
+        CaseUsers caseUsers = caseUsersService.currentUser();
+        CaseContentComments caseContentComments = caseContentCommentsMapper.selectByPrimaryKey(commentsId);
+        if (caseUsers.getId()!= caseContentComments.getCreateBy()){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("无权限删除非本人的评论");
+            return ajaxResult;
+        }else {
+            caseContentComments.setState(Constants.STATE_INVALID);
+            caseContentComments.setUpdateDateTime(new Date());
+            caseContentCommentsMapper.updateByPrimaryKeySelective(caseContentComments);
+            //更新统计
+            CaseContentStatical findCaseContentStatical = new CaseContentStatical();
+            findCaseContentStatical.setState(Constants.STATE_VALID);
+            findCaseContentStatical.setContentId(caseContentComments.getContentId());
+            CaseContentStatical caseContentStatical = caseContentStaticalMapper.selectOne(findCaseContentStatical);
+
+            CaseContentComments findCaseContentComments = new CaseContentComments();
+            findCaseContentComments.setState(Constants.STATE_VALID);
+            findCaseContentComments.setContentId(caseContentComments.getContentId());
+            Integer num = caseContentCommentsMapper.selectCount(findCaseContentComments);
+            caseContentStatical.setCommentsNum(num);
+            caseContentStatical.setUpdateDateTime(new Date());
+            caseContentStaticalMapper.updateByPrimaryKeySelective(caseContentStatical);
+            ajaxResult.setRetcode(AjaxResult.SUCCESS);
+            ajaxResult.setRetmsg("已删除评论");
+        }
+        return ajaxResult;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseContentLikeServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseContentLikeServiceImpl.java
index 3f60c4f..cb53bc6 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseContentLikeServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseContentLikeServiceImpl.java
@@ -11,6 +11,7 @@ import com.bsd.cases.model.CaseUsers;
 import com.bsd.cases.service.CaseContentLikeService;
 import com.bsd.cases.service.CaseUsersService;
 import com.bsd.cases.util.AjaxResult;
+import org.apache.ibatis.annotations.Case;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -36,7 +37,7 @@ public class CaseContentLikeServiceImpl extends BaseServiceImpl<CaseContentLikeM
      * @return
      */
     @Override
-    public AjaxResult addLike(Long contentId) {
+    public AjaxResult updateLike(Long contentId) {
         AjaxResult ajaxResult = new AjaxResult();
         CaseUsers caseUsers = caseUsersService.currentUser();
         CaseContent findCaseContent = new CaseContent();
@@ -47,14 +48,35 @@ public class CaseContentLikeServiceImpl extends BaseServiceImpl<CaseContentLikeM
             ajaxResult.setRetcode(AjaxResult.FAILED);
             ajaxResult.setRetmsg("未找到该文章");
         }else {
-            CaseContentLike caseContentLike = new CaseContentLike();
-            caseContentLike.setContentId(contentId);
-            caseContentLike.setCreateDateTime(new Date());
-            caseContentLike.setUpdateDateTime(new Date());
-            caseContentLike.setCreateBy(caseUsers.getId());
-            caseContentLike.setUpdateBy(caseUsers.getId());
-            caseContentLike.setState(Constants.STATE_VALID);
-            caseContentLikeMapper.insert(caseContentLike);
+            CaseContentLike findMeContentLike = new CaseContentLike();
+            findMeContentLike.setState(Constants.STATE_VALID);
+            findMeContentLike.setContentId(contentId);
+            findMeContentLike.setCreateBy(caseUsers.getId());
+            CaseContentLike meContentLike = caseContentLikeMapper.selectOne(findMeContentLike);
+            if (null == meContentLike){
+                //点赞
+                CaseContentLike caseContentLike = new CaseContentLike();
+                caseContentLike.setContentId(contentId);
+                caseContentLike.setCreateDateTime(new Date());
+                caseContentLike.setUpdateDateTime(new Date());
+                caseContentLike.setCreateBy(caseUsers.getId());
+                caseContentLike.setUpdateBy(caseUsers.getId());
+                caseContentLike.setState(Constants.STATE_VALID);
+                caseContentLikeMapper.insert(caseContentLike);
+                ajaxResult.setData(1);
+
+            }else {
+                //取消点赞
+                if (0 == meContentLike.getState()){
+                    meContentLike.setState(Constants.STATE_VALID);
+                    ajaxResult.setData(1);
+                }else {
+                    meContentLike.setState(Constants.STATE_INVALID);
+                    ajaxResult.setData(0);
+                }
+                caseContentLikeMapper.updateByPrimaryKeySelective(meContentLike);
+            }
+            //更新点赞统计数据
             CaseContentLike findCaseContentLike = new CaseContentLike();
             findCaseContentLike.setContentId(contentId);
             findCaseContentLike.setState(Constants.STATE_VALID);
@@ -66,7 +88,6 @@ public class CaseContentLikeServiceImpl extends BaseServiceImpl<CaseContentLikeM
             caseContentStatical.setLikeNum(likeNum);
             caseContentStatical.setUpdateDateTime(new Date());
             caseContentStaticalMapper.updateByPrimaryKeySelective(caseContentStatical);
-            ajaxResult.setRetmsg("已成功点赞");
             ajaxResult.setRetcode(AjaxResult.SUCCESS);
         }
         return ajaxResult;
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseContentScoreServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseContentScoreServiceImpl.java
index 7cdb12e..72a55c6 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseContentScoreServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseContentScoreServiceImpl.java
@@ -17,6 +17,7 @@ import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 import java.util.Date;
+import java.util.List;
 
 @Service("caseContentScoreService")
 @Transactional
@@ -53,6 +54,16 @@ public class CaseContentScoreServiceImpl extends BaseServiceImpl<CaseContentScor
                 ajaxResult.setRetcode(AjaxResult.FAILED);
                 ajaxResult.setRetmsg("评分不可大于5或小于0");
             }else {
+                CaseContentScore findCaseContentScore = new CaseContentScore();
+                findCaseContentScore.setUpdateBy(caseUsers.getId());
+                findCaseContentScore.setContentId(contentId);
+                findCaseContentScore.setState(Constants.STATE_VALID);
+                Integer count = caseContentScoreMapper.selectCount(findCaseContentScore);
+                if (count>1){
+                    ajaxResult.setRetcode(AjaxResult.FAILED);
+                    ajaxResult.setRetmsg("不可重复打分");
+                    return ajaxResult;
+                }
                 CaseContentScore caseContentScore = new CaseContentScore();
                 caseContentScore.setScore(score);
                 caseContentScore.setContentId(contentId);
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
index f1e6901..0ee4052 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
@@ -7,10 +7,17 @@ import com.bsd.cases.mapper.*;
 import com.bsd.cases.model.*;
 import com.bsd.cases.service.CaseContentService;
 import com.bsd.cases.service.CaseUsersService;
+import com.bsd.cases.util.AjaxRequest;
+import com.bsd.cases.util.AjaxResult;
+import com.bsd.cases.util.PageAjax;
 import com.bsd.cases.util.PageUtils;
+import com.bsd.cases.vo.CaseContentBakVo;
+import com.bsd.cases.vo.CaseContentDetailBakVo;
 import com.bsd.cases.vo.CaseContentDetailVo;
 import com.bsd.cases.vo.CaseContentVo;
+import com.github.pagehelper.PageHelper;
 import com.sun.org.apache.bcel.internal.generic.NEW;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -53,6 +60,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
     @Override
     public JSONObject getContentListByCategoryId(Long categoryId,Integer pageNum,Integer pageSize) {
 
+        CaseCategory caseCategory = caseCategoryMapper.selectByPrimaryKey(categoryId);
         CaseContent findCaseContent = new CaseContent();
         findCaseContent.setState(Constants.STATE_VALID);
         findCaseContent.setCategoryId(categoryId);
@@ -78,6 +86,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
             caseContentVoList.add(caseContentVo);
         }
         JSONObject jsonObject = new JSONObject();
+        jsonObject.put("url",caseCategory.getUrl());
         jsonObject.put("list",caseContentVoList);
         jsonObject.put("total",pageJson.getInteger("total"));
         jsonObject.put("pageNum",pageNum);
@@ -157,4 +166,209 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
         }
         return caseContentDetailVo;
     }
+
+    /**
+     * 更新或者新增文章
+     * @param jsonObject
+     * @return
+     */
+    @Override
+    public AjaxResult saveContent(JSONObject jsonObject) {
+        AjaxResult ajaxResult = new AjaxResult();
+        String contentTitle = jsonObject.getString("contentTitle");
+        String url = jsonObject.getString("url");
+        String content = jsonObject.getString("content");
+        Long categoryId = jsonObject.getLong("categoryId");
+        Long contentId = jsonObject.getLong("contentId");
+        JSONArray contentAttachmentJson = jsonObject.getJSONArray("contentAttachmentJson");
+        JSONArray contentMaterialJson = jsonObject.getJSONArray("contentMaterialJson");
+
+        if (null == contentId){
+            //新增
+            if (StringUtils.isBlank(contentTitle)){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章标题不可以为空");
+                return ajaxResult;
+            }
+            if (StringUtils.isBlank(url)){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章预览图地址不可以为空");
+                return ajaxResult;
+            }
+            if (StringUtils.isBlank(content)){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章正文不可以为空");
+                return ajaxResult;
+            }
+            if (null == categoryId){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("文章类别id不可以为空");
+                return ajaxResult;
+            }
+            CaseContent caseContent = new CaseContent();
+            caseContent.setContentTitle(contentTitle);
+            caseContent.setCategoryId(categoryId);
+            caseContent.setContent(content);
+            caseContent.setUrl(url);
+            caseContent.setUpdateDateTime(new Date());
+            caseContentMapper.insert(caseContent);
+            contentId = caseContent.getId();
+            //插入统计
+            CaseContentStatical caseContentStatical = new CaseContentStatical();
+            caseContentStatical.setContentId(caseContent.getId());
+            caseContentStatical.setLikeNum(0);
+            caseContentStatical.setViewNum(0);
+            caseContentStatical.setCommentsNum(0);
+            caseContentStatical.setScore(0.0);
+            caseContentStatical.setCreateDateTime(new Date());
+            caseContentStatical.setUpdateDateTime(new Date());
+            caseContentStatical.setState(Constants.STATE_VALID);
+
+            caseContentStaticalMapper.insert(caseContentStatical);
+            ajaxResult.setRetmsg("文章新增成功");
+        }else {
+            //更新
+            CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
+            if (StringUtils.isNotEmpty(contentTitle)){
+                caseContent.setContentTitle(contentTitle);
+            }
+            if (StringUtils.isNotEmpty(url)){
+                caseContent.setUrl(url);
+            }
+            if (StringUtils.isNotEmpty(content)){
+                caseContent.setContent(content);
+            }
+            if (null != categoryId){
+                caseContent.setCategoryId(categoryId);
+            }
+            caseContent.setUpdateDateTime(new Date());
+            caseContentMapper.updateByPrimaryKeySelective(caseContent);
+            if (contentMaterialJson !=null && contentAttachmentJson.size()>0){
+                CaseContentMaterial findCaseContentMaterial = new CaseContentMaterial();
+                findCaseContentMaterial.setContentId(contentId);
+                findCaseContentMaterial.setState(Constants.STATE_VALID);
+                List<CaseContentMaterial> caseContentMaterialList = caseContentMaterialMapper.select(findCaseContentMaterial);
+                for (CaseContentMaterial caseContentMaterial:caseContentMaterialList){
+                    caseContentMaterial.setState(Constants.STATE_INVALID);
+                    caseContentMaterial.setUpdateDateTime(new Date());
+                    caseContentMaterialMapper.updateByPrimaryKeySelective(caseContentMaterial);
+                }
+            }
+            if (contentAttachmentJson !=null && contentAttachmentJson.size()>0 ){
+                CaseContentAttachment findCaseContentAttachment = new CaseContentAttachment();
+                findCaseContentAttachment.setContentId(contentId);
+                findCaseContentAttachment.setState(Constants.STATE_VALID);
+                List<CaseContentAttachment> caseContentAttachmentList = caseContentAttachmentMapper.select(findCaseContentAttachment);
+                for (CaseContentAttachment caseContentAttachment:caseContentAttachmentList){
+                    caseContentAttachment.setState(Constants.STATE_INVALID);
+                    caseContentAttachment.setUpdateDateTime(new Date());
+                    caseContentAttachmentMapper.updateByPrimaryKeySelective(caseContentAttachment);
+                }
+            }
+            ajaxResult.setRetmsg("文章更新成功");
+        }
+
+        if (contentMaterialJson !=null && contentAttachmentJson.size()>0){
+            List<CaseContentMaterial> caseContentMaterialList = new ArrayList<>();
+            for (int i = 0;i<contentMaterialJson.size();i++){
+                CaseContentMaterial caseContentMaterial = new CaseContentMaterial();
+                caseContentMaterial.setContentId(contentId);
+                JSONObject materialJson = contentMaterialJson.getJSONObject(i);
+                String materialUrl = materialJson.getString("url");
+                caseContentMaterial.setUrl(materialUrl);
+                Integer type = materialJson.getInteger("type");
+                caseContentMaterial.setType(type);
+                Integer orderBy = materialJson.getInteger("orderBy");
+                caseContentMaterial.setOrderBy(orderBy);
+                caseContentMaterial.setState(Constants.STATE_VALID);
+                caseContentMaterial.setCreateDateTime(new Date());
+                caseContentMaterial.setUpdateDateTime(new Date());
+                caseContentMaterialList.add(caseContentMaterial);
+            }
+            caseContentMaterialMapper.insertList(caseContentMaterialList);
+        }
+
+        if (contentAttachmentJson !=null && contentAttachmentJson.size()>0 ){
+            List<CaseContentAttachment> caseContentAttachmentList = new ArrayList<>();
+            for (int i = 0;i<contentAttachmentJson.size(); i++ ){
+                CaseContentAttachment caseContentAttachment = new CaseContentAttachment();
+                caseContentAttachment.setContentId(contentId);
+                JSONObject attachmentJson =contentAttachmentJson.getJSONObject(i);
+                String attachmentUrl = attachmentJson.getString("attachmentUrl");
+                caseContentAttachment.setAttachmentUrl(attachmentUrl);
+                String size = attachmentJson.getString("size");
+                caseContentAttachment.setSize(size);
+                String type = attachmentJson.getString("type");
+                caseContentAttachment.setType(type);
+                String attachmentName = attachmentJson.getString("attachmentName");
+                caseContentAttachment.setAttachmentName(attachmentName);
+                caseContentAttachment.setState(Constants.STATE_VALID);
+                caseContentAttachment.setCreateDateTime(new Date());
+                caseContentAttachment.setUpdateDateTime(new Date());
+                caseContentAttachmentList.add(caseContentAttachment);
+            }
+            caseContentAttachmentMapper.insertList(caseContentAttachmentList);
+        }
+
+        ajaxResult.setRetcode(AjaxResult.SUCCESS);
+        return ajaxResult;
+    }
+
+    /**
+     * 删除文章
+     * @param contentId
+     * @return
+     */
+    @Override
+    public AjaxResult delContent(Long contentId) {
+        AjaxResult ajaxResult = new AjaxResult();
+        CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
+        if (caseContent.getState() == Constants.STATE_INVALID){
+            ajaxResult.setRetmsg("文章已删除，不可重复操作");
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+        }else {
+            caseContent.setState(Constants.STATE_INVALID);
+            caseContent.setUpdateDateTime(new Date());
+            caseContentMapper.updateByPrimaryKeySelective(caseContent);
+            ajaxResult.setRetcode(AjaxResult.SUCCESS);
+            ajaxResult.setRetmsg("成功删除文章");
+        }
+        return ajaxResult;
+    }
+
+    @Override
+    public PageAjax<CaseContentBakVo> searchBakContentByParam(String name, Long level1, Long level2, Long level3,Integer pageNum) {
+        PageHelper.startPage(pageNum, Constants.PAGE_SIZE);
+        List<CaseContentBakVo> caseContentBakVoList = caseContentMapper.searchBak(name,level1,level2,level3);
+        PageAjax<CaseContentBakVo> pageAjax = new PageAjax<>(caseContentBakVoList);
+        return pageAjax;
+    }
+
+    @Override
+    public CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId) {
+
+        CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
+        CaseContentDetailBakVo caseContentDetailBakVo = new CaseContentDetailBakVo();
+        caseContentDetailBakVo.setId(contentId);
+        caseContentDetailBakVo.setCategoryId(caseContent.getCategoryId());
+        caseContentDetailBakVo.setContent(caseContent.getContent());
+        caseContentDetailBakVo.setContentTitle(caseContent.getContentTitle());
+        caseContentDetailBakVo.setUrl(caseContent.getUrl());
+        caseContentDetailBakVo.setState(caseContent.getState());
+        caseContentDetailBakVo.setCreateDateTime(caseContent.getCreateDateTime());
+        caseContentDetailBakVo.setUpdateDateTime(caseContent.getUpdateDateTime());
+        caseContentDetailBakVo.setCreateBy(caseContent.getCreateBy());
+        caseContentDetailBakVo.setUpdateBy(caseContent.getCreateBy());
+        CaseContentMaterial findCaseContentMaterial = new CaseContentMaterial();
+        findCaseContentMaterial.setContentId(contentId);
+        findCaseContentMaterial.setState(Constants.STATE_VALID);
+        List<CaseContentMaterial> caseContentMaterialList = caseContentMaterialMapper.select(findCaseContentMaterial);
+        caseContentDetailBakVo.setCaseContentMaterialList(caseContentMaterialList);
+        CaseContentAttachment findCaseContentAttachment = new CaseContentAttachment();
+        findCaseContentAttachment.setState(Constants.STATE_VALID);
+        findCaseContentAttachment.setContentId(contentId);
+        List<CaseContentAttachment> caseContentAttachmentList = caseContentAttachmentMapper.select(findCaseContentAttachment);
+        caseContentDetailBakVo.setCaseContentAttachmentList(caseContentAttachmentList);
+        return caseContentDetailBakVo;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/vo/CaseCategoryVo.java b/src/main/java/com/bsd/cases/vo/CaseCategoryVo.java
index 9b58306..503c7eb 100644
--- a/src/main/java/com/bsd/cases/vo/CaseCategoryVo.java
+++ b/src/main/java/com/bsd/cases/vo/CaseCategoryVo.java
@@ -1,16 +1,10 @@
 package com.bsd.cases.vo;
 
+import com.bsd.cases.model.CaseCategory;
 import lombok.Data;
 
 @Data
-public class CaseCategoryVo {
-    private String name;
-
-    private Integer level;
-
-    private Long parentId;
-
-    private String url;
+public class CaseCategoryVo extends CaseCategory {
 
     private String parentName;
 
diff --git a/src/main/java/com/bsd/cases/vo/CaseContentBakVo.java b/src/main/java/com/bsd/cases/vo/CaseContentBakVo.java
new file mode 100644
index 0000000..39f868e
--- /dev/null
+++ b/src/main/java/com/bsd/cases/vo/CaseContentBakVo.java
@@ -0,0 +1,24 @@
+package com.bsd.cases.vo;
+
+import com.bsd.cases.model.BaseEntity;
+import com.bsd.cases.model.CaseCategory;
+import com.bsd.cases.model.CaseContent;
+import lombok.Data;
+
+@Data
+public class CaseContentBakVo extends BaseEntity {
+
+    private String contentTitle;
+
+    private String url;
+
+    private String content;
+
+    private Long categoryId;
+
+    private String categoryName;
+
+    private Long levelId2;
+
+    private Long levelId1;
+}
diff --git a/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java b/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java
new file mode 100644
index 0000000..057f7b8
--- /dev/null
+++ b/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java
@@ -0,0 +1,16 @@
+package com.bsd.cases.vo;
+
+import com.bsd.cases.model.CaseContent;
+import com.bsd.cases.model.CaseContentAttachment;
+import com.bsd.cases.model.CaseContentMaterial;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+public class CaseContentDetailBakVo extends CaseContent {
+
+    private List<CaseContentMaterial> caseContentMaterialList;
+
+    private List<CaseContentAttachment> caseContentAttachmentList;
+}
diff --git a/src/main/resources/application-production.yml b/src/main/resources/application-production.yml
index 95d8f81..4b06236 100644
--- a/src/main/resources/application-production.yml
+++ b/src/main/resources/application-production.yml
@@ -38,6 +38,8 @@ logging:
 mybatis:
   type-aliases-package: com.bsd.cases.model
   mapper-locations: classpath:mapper/*.xml
+  configuration:
+    map-underscore-to-camel-case: true
 mapper:
   mappers: com.bsd.cases.util.CommonMapper
   not-empty: false
diff --git a/src/main/resources/mapper/CaseCategoryMapper.xml b/src/main/resources/mapper/CaseCategoryMapper.xml
index 9ac7ddb..34197a0 100644
--- a/src/main/resources/mapper/CaseCategoryMapper.xml
+++ b/src/main/resources/mapper/CaseCategoryMapper.xml
@@ -7,4 +7,17 @@
       SELECT id ,1 as type,content_title as `name`,url from case_content ) a
       WHERE a.`name` LIKE CONCAT('%',#{name},'%')
     </select>
+
+    <select id="searchCaseCategoryVo" resultType="com.bsd.cases.vo.CaseCategoryVo">
+        select ccy.id,ccy.name,ccy.level,ccy.parent_id,ccy2.name as parent_name,ccy.url,ccy.create_date_time,ccy.update_date_time,
+        ccy.create_by,ccy.update_by,ccy.state
+        FROM case_category ccy
+        left join case_category ccy2
+        on ccy.parent_id = ccy2.id
+        where
+        1 = 1 and ccy.state = 1
+        <if test="name != null and name != ''">
+          and  ccy.`name` LIKE CONCAT('%',#{name},'%')
+        </if>
+    </select>
 </mapper>
diff --git a/src/main/resources/mapper/CaseContentMapper.xml b/src/main/resources/mapper/CaseContentMapper.xml
index 8ba3c89..7317dc0 100644
--- a/src/main/resources/mapper/CaseContentMapper.xml
+++ b/src/main/resources/mapper/CaseContentMapper.xml
@@ -1,5 +1,29 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.bsd.cases.mapper.CaseContentMapper">
-
+    <select id="searchBak" resultType="com.bsd.cases.vo.CaseContentBakVo">
+        SELECT a.id,a.content_title,a.url,a.content,a.category_id,a.level3_name as category_name,a.create_date_time,a.update_date_time,a.create_by,a.update_by,
+        a.state,a.`level_id2`,ccy.parent_id as `level_id1`
+        FROM (select cc.`id`,cc.`content_title`,cc.`url`,cc.`content`,cc.`category_id`,ccy.`name` as level3_name,
+        cc.`create_date_time`,cc.`update_date_time`,cc.`create_by`,cc.`update_by`,cc.`state`,ccy.parent_id as level_id2
+        FROM case_content cc
+        left join case_category ccy
+        on ccy.id = cc.category_id) a
+        left join case_category ccy
+        on a.level_id2 = ccy.id
+        WHERE
+        1 = 1 AND a.state = 1
+        <if test="level1Id != null">
+            AND ccy.parent_id = #{level1Id}
+        </if>
+        <if test="level2Id != null">
+            AND a.`level2_id` = #{level2Id}
+        </if>
+        <if test="level3Id != null">
+            and a.category_id = #{level3Id}
+        </if>
+        <if test="name != null and name != ''">
+           and a.`content_title` LIKE CONCAT('%',#{name},'%')
+        </if>
+    </select>
 </mapper>