diff --git a/src/main/java/com/zhiyun/zhiyun03/academic/controller/AcademicController.java b/src/main/java/com/zhiyun/zhiyun03/academic/controller/AcademicController.java
index 75ba604..f4b068a 100644
--- a/src/main/java/com/zhiyun/zhiyun03/academic/controller/AcademicController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/academic/controller/AcademicController.java
@@ -1,4 +1,69 @@
 package com.zhiyun.zhiyun03.academic.controller;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.zhiyun.zhiyun03.academic.service.AcademicService;
+import com.zhiyun.zhiyun03.academic.vo.AcademicVo;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+import com.zhiyun.zhiyun03.utils.common.JsonResult;
+import com.zhiyun.zhiyun03.utils.common.ResultCode;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/academic")
+@Api("学术中心")
 public class AcademicController {
+    @Resource
+    AcademicService academicService;
+
+    @RequestMapping("/queryAcademic")
+    @ApiOperation("查询学术信息")
+    public JsonResult<AcademicVo> queryAcademic(@RequestParam(name="page") Integer page,
+                                                @RequestParam(name="limit") Integer limit){
+        Page<AcademicVo> academicVoPage = academicService.queryAcademic(page,limit);
+        return JsonResult.success(academicVoPage);
+    }
+
+    @RequestMapping("/addAcademic")
+    @ApiOperation("新增学术信息")
+    public JsonResult addAcademic(@RequestBody AcademicVo academicVo){
+        int result = academicService.addAcademic(academicVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/selectByIdAcademic")
+    @ApiOperation("根据id查询学术信息")
+    public JsonResult<AcademicVo> selectByIdAcademic(Integer id){
+        AcademicVo academicVo = academicService.selectByIdAcademic(id);
+        return JsonResult.success(academicVo);
+    }
+
+    @RequestMapping("/updateAcademic")
+    @ApiOperation("更新学术信息")
+    public JsonResult updateAcademic(@RequestBody AcademicVo academicVo){
+        int result = academicService.updateAcademic(academicVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/deleteAcademic")
+    @ApiOperation("删除学术信息")
+    public JsonResult deleteAcademic(Integer id){
+        int result = academicService.deleteAcademic(id);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/academic/entity/Academic.java b/src/main/java/com/zhiyun/zhiyun03/academic/entity/Academic.java
index 0961f9d..610e76d 100644
--- a/src/main/java/com/zhiyun/zhiyun03/academic/entity/Academic.java
+++ b/src/main/java/com/zhiyun/zhiyun03/academic/entity/Academic.java
@@ -21,7 +21,7 @@ public class Academic {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 学术名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/academic/service/AcademicService.java b/src/main/java/com/zhiyun/zhiyun03/academic/service/AcademicService.java
index dfa2593..8314912 100644
--- a/src/main/java/com/zhiyun/zhiyun03/academic/service/AcademicService.java
+++ b/src/main/java/com/zhiyun/zhiyun03/academic/service/AcademicService.java
@@ -1,7 +1,19 @@
 package com.zhiyun.zhiyun03.academic.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.academic.entity.Academic;
+import com.zhiyun.zhiyun03.academic.vo.AcademicVo;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
 
 public interface AcademicService extends IService<Academic> {
+    Page<AcademicVo> queryAcademic(Integer page,Integer limit);
+
+    int addAcademic(AcademicVo academicVo);
+
+    AcademicVo selectByIdAcademic(Integer id);
+
+    int updateAcademic(AcademicVo academicVo);
+
+    int deleteAcademic(Integer id);
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/academic/service/impl/AcademicServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/academic/service/impl/AcademicServiceImpl.java
index 4303ea9..ef1dd41 100644
--- a/src/main/java/com/zhiyun/zhiyun03/academic/service/impl/AcademicServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/academic/service/impl/AcademicServiceImpl.java
@@ -1,11 +1,133 @@
 package com.zhiyun.zhiyun03.academic.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.zhiyun.zhiyun03.academic.entity.Academic;
 import com.zhiyun.zhiyun03.academic.mapper.AcademicMapper;
 import com.zhiyun.zhiyun03.academic.service.AcademicService;
+import com.zhiyun.zhiyun03.academic.vo.AcademicVo;
+import com.zhiyun.zhiyun03.application.entity.Directory;
+import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
+import com.zhiyun.zhiyun03.game.entity.Game;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.Switch;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
 @Service
 public class AcademicServiceImpl extends ServiceImpl<AcademicMapper, Academic> implements AcademicService {
+
+    @Resource
+    AcademicMapper academicMapper;
+
+    @Resource
+    DirectoryMapper directoryMapper;
+
+    /**
+     * 学术信息查询
+     */
+    @Override
+    public Page<AcademicVo> queryAcademic(Integer page,Integer limit) {
+        Page page1=new Page();
+        page1.setCurrent(limit);
+        page1.setSize(page);
+        QueryWrapper<Academic> qwa=new QueryWrapper<>();
+        Page<Academic> academicPage = academicMapper.selectPage(page1,qwa);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        List<Directory> directories = directoryMapper.selectList(qwd);
+
+        ConvertUtil convertUtil=new ConvertUtil();
+//        将实体类转换成vo类
+        List<AcademicVo> academicVos = convertUtil.entityToVoList(academicPage.getRecords(), AcademicVo.class);
+        for (int i = 0; i < academicPage.getRecords().size(); i++) {
+            for (int j = 0; j <directories.size() ; j++) {
+                //判断目录id是否相等
+                if(academicPage.getRecords().get(i).getDirId()==directories.get(j).getId()){
+                    //将目录名称添加到vo类中
+                    academicVos.get(i).setDirName(directories.get(j).getDirName());
+                }
+            }
+        }
+        Page<AcademicVo> pageVo=new Page<>();
+        //将List转成page并返回
+        Switch aSwitch=new Switch();
+        aSwitch.ListToPage(pageVo,academicVos);
+        return pageVo;
+    }
+
+    /**
+     * 学术信息新增
+     */
+    @Override
+    public int addAcademic(AcademicVo academicVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Academic academic = convertUtil.VoToEntity(academicVo, Academic.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,academicVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        academic.setDirId(directory.getId());
+        academic.setAcademicAddtime(new Date());
+        int insert = academicMapper.insert(academic);
+        return insert;
+    }
+
+    /**
+     * 根据id查询学术信息
+     */
+    @Override
+    public AcademicVo selectByIdAcademic(Integer id) {
+        //根据id查询大赛中心
+        QueryWrapper<Academic> qwa=new QueryWrapper<>();
+        qwa.lambda().eq(Academic::getId,id);
+        Academic academic= academicMapper.selectOne(qwa);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getId,academic.getDirId());
+        Directory directory = directoryMapper.selectOne(qwd);
+        ConvertUtil convertUtil=new ConvertUtil();
+        AcademicVo academicVo = convertUtil.entityToVo(academic, AcademicVo.class);
+        //给目录名称赋值
+        academicVo.setDirName(directory.getDirName());
+        return academicVo;
+    }
+
+    /**
+     * 学术信息更新
+     */
+    @Override
+    public int updateAcademic(AcademicVo academicVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Academic academic = convertUtil.VoToEntity(academicVo, Academic.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,academicVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        academic.setDirId(directory.getId());
+        academic.setAcademicUpdatetime(new Date());
+        int update = academicMapper.updateById(academic);
+        return update;
+    }
+
+    /**
+     * 学术信息删除
+     */
+    @Override
+    public int deleteAcademic(Integer id) {
+        if(id!=null){
+            int delete = academicMapper.deleteById(id);
+            return delete;
+        }
+        return 0;
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/academic/vo/AcademicVo.java b/src/main/java/com/zhiyun/zhiyun03/academic/vo/AcademicVo.java
new file mode 100644
index 0000000..2d0097a
--- /dev/null
+++ b/src/main/java/com/zhiyun/zhiyun03/academic/vo/AcademicVo.java
@@ -0,0 +1,44 @@
+package com.zhiyun.zhiyun03.academic.vo;
+
+import com.baomidou.mybatisplus.annotation.TableId;
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+
+
+@Data
+@ApiModel("学术中心")
+public class AcademicVo {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * id
+     */
+    @TableId
+    private Integer id;
+
+    /**
+     * 学术名称
+     */
+    private String academicName;
+
+    /**
+     * 学术简介
+     */
+    private String academicBiref;
+
+    /**
+     * 学术链接
+     */
+    private String academicUrl;
+
+    /**
+     * 目录名称
+     */
+    private String dirName;
+
+    /**
+     * 学术图片
+     */
+    private String academicImg;
+
+}
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java b/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
index 366ad1f..ab394a5 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java
@@ -8,15 +8,15 @@ import com.zhiyun.zhiyun03.application.service.ApplicationService;
 import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import com.zhiyun.zhiyun03.utils.common.JsonResult;
 import com.zhiyun.zhiyun03.utils.common.ResultCode;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.*;
 import org.springframework.web.context.annotation.ApplicationScope;
 
 import javax.annotation.Resource;
 import java.util.List;
 
+@Api("应用中心")
 @RestController
 @RequestMapping("/application")
 public class ApplicationController {
@@ -24,19 +24,23 @@ public class ApplicationController {
     ApplicationService applicationService;
 
 
-    @RequestMapping("/queryApplication")
-    public JsonResult<ApplicationVo> queryApplication(@RequestBody Page page){
-        Page<ApplicationVo> list = applicationService.queryApplication(page);
+    @GetMapping ("/queryApplication")
+    @ApiOperation("查询应用")
+    public JsonResult<ApplicationVo> queryApplication(@RequestParam(name="page") Integer page,
+                                                      @RequestParam(name="limit") Integer limit){
+        Page<ApplicationVo> list = applicationService.queryApplication(page,limit);
         return JsonResult.success(list);
     }
 
     @RequestMapping("/queryDir")
+    @ApiOperation("查询目录")
     public JsonResult<Directory> queryDir(){
         List<Directory> list = applicationService.queryDir();
         return JsonResult.success(list);
     }
 
     @RequestMapping("/addApplication")
+    @ApiOperation("新增应用")
     public JsonResult addApplication(@RequestBody ApplicationVo applicationVo){
        int result = applicationService.addApplication(applicationVo);
        if(result>0){
@@ -46,12 +50,14 @@ public class ApplicationController {
     }
 
     @RequestMapping("/selectByIdApplication")
-    public JsonResult<ApplicationVo> selectByIdApplication(int id){
+    @ApiOperation("根据id查询应用")
+    public JsonResult<ApplicationVo> selectByIdApplication(Integer id){
         ApplicationVo applicationVo = applicationService.selectByIdApplication(id);
         return JsonResult.success(applicationVo);
     }
 
     @RequestMapping("/updateApplication")
+    @ApiOperation("更新应用")
     public JsonResult updateApplication(@RequestBody ApplicationVo applicationVo){
         int result = applicationService.updateApplication(applicationVo);
         if(result>0){
@@ -61,7 +67,8 @@ public class ApplicationController {
     }
 
     @RequestMapping("/deleteApplication")
-    public JsonResult deleteApplication(int id){
+    @ApiOperation("删除应用")
+    public JsonResult deleteApplication(Integer id){
         int result = applicationService.deleteApplication(id);
         if(result>0){
             return JsonResult.success(ResultCode.SUCCESS);
@@ -70,6 +77,7 @@ public class ApplicationController {
     }
 
     @RequestMapping("/addDirectory")
+    @ApiOperation("新增目录")
     public JsonResult addDirectory(@RequestBody Directory directory){
         int result = applicationService.addDirectory(directory);
         if(result>0){
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/entity/Application.java b/src/main/java/com/zhiyun/zhiyun03/application/entity/Application.java
index c439e3b..37e2779 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/entity/Application.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/entity/Application.java
@@ -23,7 +23,7 @@ public class Application {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 应用名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/entity/Directory.java b/src/main/java/com/zhiyun/zhiyun03/application/entity/Directory.java
index ef93266..c34554e 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/entity/Directory.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/entity/Directory.java
@@ -18,7 +18,7 @@ public class Directory {
      * id
      */
     @TableId(value  ="id")
-    private int id;
+    private Integer id;
 
     /**
      * 目录名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/service/ApplicationService.java b/src/main/java/com/zhiyun/zhiyun03/application/service/ApplicationService.java
index bf7462d..b99ff03 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/service/ApplicationService.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/service/ApplicationService.java
@@ -1,5 +1,6 @@
 package com.zhiyun.zhiyun03.application.service;
 
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.application.entity.Application;
@@ -9,17 +10,17 @@ import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import java.util.List;
 
 public interface ApplicationService extends IService<Application> {
-    Page<ApplicationVo> queryApplication(Page page);
+    Page<ApplicationVo> queryApplication(Integer page,Integer limit);
 
     int addApplication(ApplicationVo applicationVo);
 
     List<Directory> queryDir();
 
-    ApplicationVo selectByIdApplication(int id);
+    ApplicationVo selectByIdApplication(Integer id);
 
     int updateApplication(ApplicationVo applicationVo);
 
-    int deleteApplication(int id);
+    int deleteApplication(Integer id);
 
     int addDirectory(Directory directory);
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
index 540a227..a1ab75b 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java
@@ -1,6 +1,7 @@
 package com.zhiyun.zhiyun03.application.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.fasterxml.jackson.databind.util.BeanUtil;
@@ -34,10 +35,13 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
      * 应用中心查询
      */
     @Override
-    public Page<ApplicationVo> queryApplication(Page page) {
+    public Page<ApplicationVo> queryApplication(Integer page,Integer limit) {
+        Page page1=new Page();
+        page1.setCurrent(limit);
+        page1.setSize(page);
         //查询应用中心
         QueryWrapper<Application> qwa=new QueryWrapper<>();
-        Page<Application> applicationPage = applicationMapper.selectPage(page,qwa);
+        Page<Application> applicationPage = applicationMapper.selectPage(page1,qwa);
         //查询目录
         QueryWrapper<Directory> qwd=new QueryWrapper<>();
         List<Directory> directories = directoryMapper.selectList(qwd);
@@ -76,7 +80,7 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
      * 根据id查询应用中心
      */
     @Override
-    public ApplicationVo selectByIdApplication(int id) {
+    public ApplicationVo selectByIdApplication(Integer id) {
         //根据id查询应用中心
         QueryWrapper<Application> qwa=new QueryWrapper<>();
         qwa.lambda().eq(Application::getId,id);
@@ -103,7 +107,6 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
         qwd.lambda().eq(Directory::getDirName,applicationVo.getDirName());
         Directory directory = directoryMapper.selectOne(qwd);
         application.setDirId(directory.getId());
-        application.setAppAddtime(new Date());
         application.setAppUpdatetime(new Date());
         int update = applicationMapper.updateById(application);
         return update;
@@ -114,9 +117,12 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
      * 删除应用中心
      */
     @Override
-    public int deleteApplication(int id) {
-        int delete = applicationMapper.deleteById(id);
-        return delete;
+    public int deleteApplication(Integer id) {
+        if(id!=null){
+            int delete = applicationMapper.deleteById(id);
+            return delete;
+        }
+        return 0;
     }
 
 
@@ -154,7 +160,6 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
         Directory directory = directoryMapper.selectOne(qwd);
         application.setDirId(directory.getId());
         application.setAppAddtime(new Date());
-        application.setAppUpdatetime(new Date());
         int insert = applicationMapper.insert(application);
         return insert;
     }
diff --git a/src/main/java/com/zhiyun/zhiyun03/application/vo/ApplicationVo.java b/src/main/java/com/zhiyun/zhiyun03/application/vo/ApplicationVo.java
index fa2be24..8a3199e 100644
--- a/src/main/java/com/zhiyun/zhiyun03/application/vo/ApplicationVo.java
+++ b/src/main/java/com/zhiyun/zhiyun03/application/vo/ApplicationVo.java
@@ -7,7 +7,7 @@ import lombok.Data;
 @Data
 public class ApplicationVo {
     @TableId
-    private int id;
+    private Integer id;
 
     private String appName;
 
diff --git a/src/main/java/com/zhiyun/zhiyun03/download/entity/Download.java b/src/main/java/com/zhiyun/zhiyun03/download/entity/Download.java
index b599b5b..e175d02 100644
--- a/src/main/java/com/zhiyun/zhiyun03/download/entity/Download.java
+++ b/src/main/java/com/zhiyun/zhiyun03/download/entity/Download.java
@@ -21,7 +21,7 @@ public class Download {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 下载名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/game/controller/GameController.java b/src/main/java/com/zhiyun/zhiyun03/game/controller/GameController.java
index 5470066..338e425 100644
--- a/src/main/java/com/zhiyun/zhiyun03/game/controller/GameController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/game/controller/GameController.java
@@ -1,4 +1,74 @@
 package com.zhiyun.zhiyun03.game.controller;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.zhiyun.zhiyun03.application.entity.Directory;
+import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
+import com.zhiyun.zhiyun03.game.entity.Game;
+import com.zhiyun.zhiyun03.game.service.GameService;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+import com.zhiyun.zhiyun03.utils.common.JsonResult;
+import com.zhiyun.zhiyun03.utils.common.ResultCode;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@RestController
+@RequestMapping("/game")
+@Api("大赛中心")
 public class GameController {
+    @Resource
+    GameService gameService;
+
+    @RequestMapping("/queryGame")
+    @ApiOperation("查询大赛信息")
+    public JsonResult<GameVo> queryGame(@RequestParam(name="page") Integer page,
+                                        @RequestParam(name="limit") Integer limit){
+        Page<GameVo> gameVos = gameService.queryGame(page,limit);
+        return JsonResult.success(gameVos);
+    }
+
+    @RequestMapping("/addGame")
+    @ApiOperation("新增大赛信息")
+    public JsonResult addGame(@RequestBody GameVo gameVo){
+        int result = gameService.addApplication(gameVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/selectByIdGame")
+    @ApiOperation("根据id查询大赛信息")
+    public JsonResult<GameVo> selectByIdGame(Integer id){
+        GameVo gameVo = gameService.selectByIdGame(id);
+        return JsonResult.success(gameVo);
+    }
+
+    @RequestMapping("/updateGame")
+    @ApiOperation("更新大赛信息")
+    public JsonResult updateGame(@RequestBody GameVo gameVo){
+        int result = gameService.updateGame(gameVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/deleteGame")
+    @ApiOperation("删除大赛信息")
+    public JsonResult deleteGame(Integer id){
+        int result = gameService.deleteGame(id);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/game/entity/Game.java b/src/main/java/com/zhiyun/zhiyun03/game/entity/Game.java
index 08fb62f..9c8b00c 100644
--- a/src/main/java/com/zhiyun/zhiyun03/game/entity/Game.java
+++ b/src/main/java/com/zhiyun/zhiyun03/game/entity/Game.java
@@ -21,7 +21,7 @@ public class Game {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 大赛名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/game/service/GameService.java b/src/main/java/com/zhiyun/zhiyun03/game/service/GameService.java
index 4ce2e6a..4e7f64f 100644
--- a/src/main/java/com/zhiyun/zhiyun03/game/service/GameService.java
+++ b/src/main/java/com/zhiyun/zhiyun03/game/service/GameService.java
@@ -1,7 +1,20 @@
 package com.zhiyun.zhiyun03.game.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.game.entity.Game;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+
+import java.util.List;
 
 public interface GameService extends IService<Game> {
+    Page<GameVo> queryGame(Integer page,Integer limit);
+
+    int addApplication(GameVo gameVo);
+
+    GameVo selectByIdGame(Integer id);
+
+    int updateGame(GameVo gameVo);
+
+    int deleteGame(Integer id);
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/game/service/impl/GameServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/game/service/impl/GameServiceImpl.java
index 66d1cb7..164aba5 100644
--- a/src/main/java/com/zhiyun/zhiyun03/game/service/impl/GameServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/game/service/impl/GameServiceImpl.java
@@ -1,11 +1,133 @@
 package com.zhiyun.zhiyun03.game.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zhiyun.zhiyun03.application.entity.Application;
+import com.zhiyun.zhiyun03.application.entity.Directory;
+import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
+import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import com.zhiyun.zhiyun03.game.entity.Game;
 import com.zhiyun.zhiyun03.game.mapper.GameMapper;
 import com.zhiyun.zhiyun03.game.service.GameService;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.Switch;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
 @Service
 public class GameServiceImpl extends ServiceImpl<GameMapper, Game> implements GameService {
+    @Resource
+    GameMapper gameMapper;
+
+    @Resource
+    DirectoryMapper directoryMapper;
+
+    /**
+     * 大赛中心查询
+     */
+    @Override
+    public Page<GameVo> queryGame(Integer page,Integer limit) {
+        Page page1=new Page();
+        page1.setCurrent(limit);
+        page1.setSize(page);
+        //查询大赛中心
+        QueryWrapper<Game> qwg=new QueryWrapper<>();
+        Page<Game> gamePage = gameMapper.selectPage(page1,qwg);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        List<Directory> directories = directoryMapper.selectList(qwd);
+
+        ConvertUtil convertUtil=new ConvertUtil();
+//        将实体类转换成vo类
+        List<GameVo> gamesVo = convertUtil.entityToVoList(gamePage.getRecords(), GameVo.class);
+        for (int i = 0; i < gamePage.getRecords().size(); i++) {
+            for (int j = 0; j <directories.size() ; j++) {
+                //判断目录id是否相等
+                if(gamePage.getRecords().get(i).getDirId()==directories.get(j).getId()){
+                    //将目录名称添加到vo类中
+                    gamesVo.get(i).setDirName(directories.get(j).getDirName());
+                }
+            }
+        }
+        Page<GameVo> pageVo=new Page<>();
+        //将List转成page并返回
+        Switch aSwitch=new Switch();
+        aSwitch.ListToPage(pageVo,gamesVo);
+        return pageVo;
+    }
+
+    /**
+     * 大赛中心新增
+     */
+    @Override
+    public int addApplication(GameVo gameVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Game game = convertUtil.VoToEntity(gameVo, Game.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,gameVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        game.setDirId(directory.getId());
+        game.setGameAddtime(new Date());
+        int insert = gameMapper.insert(game);
+        return insert;
+    }
+
+    /**
+     * 根据id查询大赛信息
+     */
+    @Override
+    public GameVo selectByIdGame(Integer id) {
+        //根据id查询大赛中心
+        QueryWrapper<Game> qwa=new QueryWrapper<>();
+        qwa.lambda().eq(Game::getId,id);
+        Game game = gameMapper.selectOne(qwa);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getId,game.getDirId());
+        Directory directory = directoryMapper.selectOne(qwd);
+        ConvertUtil convertUtil=new ConvertUtil();
+        GameVo gameVo = convertUtil.entityToVo(game, GameVo.class);
+        //给目录名称赋值
+        gameVo.setDirName(directory.getDirName());
+        return gameVo;
+    }
+
+    /**
+     * 大赛中心更新
+     */
+    @Override
+    public int updateGame(GameVo gameVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Game game = convertUtil.VoToEntity(gameVo, Game.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,gameVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        game.setDirId(directory.getId());
+        game.setGameUpdatetime(new Date());
+        int update = gameMapper.updateById(game);
+        return update;
+    }
+
+    /**
+     * 大赛中心删除
+     */
+    @Override
+    public int deleteGame(Integer id) {
+        if(id!=null){
+            int delete = gameMapper.deleteById(id);
+            return delete;
+        }
+        return 0;
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/game/vo/GameVo.java b/src/main/java/com/zhiyun/zhiyun03/game/vo/GameVo.java
new file mode 100644
index 0000000..0b43c49
--- /dev/null
+++ b/src/main/java/com/zhiyun/zhiyun03/game/vo/GameVo.java
@@ -0,0 +1,50 @@
+package com.zhiyun.zhiyun03.game.vo;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
+
+import java.util.Date;
+
+@Data
+@ApiModel("大赛中心Vo")
+public class GameVo {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * id
+     */
+    @TableId
+    private Integer id;
+
+    /**
+     * 大赛名称
+     */
+    private String gameName;
+
+    /**
+     * 大赛简介
+     */
+    private String gameBiref;
+
+    /**
+     * 大赛链接
+     */
+    private String gameUrl;
+
+    /**
+     * 目录名称
+     */
+    private String dirName;
+
+    /**
+     * 大赛图片
+     */
+    private String gameImg;
+
+}
diff --git a/src/main/java/com/zhiyun/zhiyun03/invite/entity/Invite.java b/src/main/java/com/zhiyun/zhiyun03/invite/entity/Invite.java
index a8b0ef6..71fc827 100644
--- a/src/main/java/com/zhiyun/zhiyun03/invite/entity/Invite.java
+++ b/src/main/java/com/zhiyun/zhiyun03/invite/entity/Invite.java
@@ -21,7 +21,7 @@ public class Invite {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 招聘名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/knowledge/controller/KnowledgeController.java b/src/main/java/com/zhiyun/zhiyun03/knowledge/controller/KnowledgeController.java
index 16053d5..229eb77 100644
--- a/src/main/java/com/zhiyun/zhiyun03/knowledge/controller/KnowledgeController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/knowledge/controller/KnowledgeController.java
@@ -1,4 +1,68 @@
 package com.zhiyun.zhiyun03.knowledge.controller;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.zhiyun.zhiyun03.knowledge.service.KnowledgeService;
+import com.zhiyun.zhiyun03.knowledge.vo.KnowledgeVo;
+import com.zhiyun.zhiyun03.textual.vo.TextualVo;
+import com.zhiyun.zhiyun03.utils.common.JsonResult;
+import com.zhiyun.zhiyun03.utils.common.ResultCode;
+import io.swagger.annotations.ApiOperation;
+import lombok.Data;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/knowledge")
 public class KnowledgeController {
+    @Resource
+    KnowledgeService knowledgeService;
+
+    @RequestMapping("/queryKnowledge")
+    @ApiOperation("查询考证信息")
+    public JsonResult<KnowledgeVo> queryKnowledge(@RequestParam(name="page") Integer page,
+                                                  @RequestParam(name="limit") Integer limit){
+        Page<KnowledgeVo> knowledge = knowledgeService.queryKnowledge(page,limit);
+        return JsonResult.success(knowledge);
+    }
+
+    @RequestMapping("/addKnowledge")
+    @ApiOperation("新增考证信息")
+    public JsonResult addKnowledge(@RequestBody KnowledgeVo knowledgeVo){
+        int result = knowledgeService.addKnowledge(knowledgeVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/selectByIdKnowledge")
+    @ApiOperation("根据id查询大赛信息")
+    public JsonResult<KnowledgeVo> selectByIdKnowledge(Integer id){
+        KnowledgeVo knowledgeVo = knowledgeService.selectByIdKnowledge(id);
+        return JsonResult.success(knowledgeVo);
+    }
+
+    @RequestMapping("/updateKnowledge")
+    @ApiOperation("更新大赛信息")
+    public JsonResult updateKnowledge(@RequestBody KnowledgeVo knowledgeVo){
+        int result = knowledgeService.updateKnowledge(knowledgeVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/deleteKnowledge")
+    @ApiOperation("删除大赛信息")
+    public JsonResult deleteKnowledge(Integer id){
+        int result = knowledgeService.deleteKnowledge(id);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/knowledge/entity/Knowledge.java b/src/main/java/com/zhiyun/zhiyun03/knowledge/entity/Knowledge.java
index 7fea784..32045eb 100644
--- a/src/main/java/com/zhiyun/zhiyun03/knowledge/entity/Knowledge.java
+++ b/src/main/java/com/zhiyun/zhiyun03/knowledge/entity/Knowledge.java
@@ -21,7 +21,7 @@ public class Knowledge {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 知识名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/knowledge/service/KnowledgeService.java b/src/main/java/com/zhiyun/zhiyun03/knowledge/service/KnowledgeService.java
index d1ae049..86c855b 100644
--- a/src/main/java/com/zhiyun/zhiyun03/knowledge/service/KnowledgeService.java
+++ b/src/main/java/com/zhiyun/zhiyun03/knowledge/service/KnowledgeService.java
@@ -1,7 +1,18 @@
 package com.zhiyun.zhiyun03.knowledge.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.knowledge.entity.Knowledge;
+import com.zhiyun.zhiyun03.knowledge.vo.KnowledgeVo;
 
 public interface KnowledgeService extends IService<Knowledge> {
+    Page<KnowledgeVo> queryKnowledge(Integer page,Integer limit);
+
+    int addKnowledge(KnowledgeVo knowledgeVo);
+
+    KnowledgeVo selectByIdKnowledge(Integer id);
+
+    int updateKnowledge(KnowledgeVo knowledgeVo);
+
+    int deleteKnowledge(Integer id);
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/knowledge/service/impl/KnowledgeServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/knowledge/service/impl/KnowledgeServiceImpl.java
index 19b1134..c7a83cf 100644
--- a/src/main/java/com/zhiyun/zhiyun03/knowledge/service/impl/KnowledgeServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/knowledge/service/impl/KnowledgeServiceImpl.java
@@ -1,11 +1,137 @@
 package com.zhiyun.zhiyun03.knowledge.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zhiyun.zhiyun03.application.entity.Directory;
+import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
 import com.zhiyun.zhiyun03.knowledge.entity.Knowledge;
 import com.zhiyun.zhiyun03.knowledge.mapper.KnowledgeMapper;
 import com.zhiyun.zhiyun03.knowledge.service.KnowledgeService;
+import com.zhiyun.zhiyun03.knowledge.vo.KnowledgeVo;
+import com.zhiyun.zhiyun03.textual.entity.Textual;
+import com.zhiyun.zhiyun03.textual.vo.TextualVo;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.Switch;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
 @Service
 public class KnowledgeServiceImpl extends ServiceImpl<KnowledgeMapper,Knowledge> implements KnowledgeService {
+
+    @Resource
+    KnowledgeMapper knowledgeMapper;
+
+
+    @Resource
+    DirectoryMapper directoryMapper;
+
+
+    /**
+     * 知识分享信息查询
+     */
+    @Override
+    public Page<KnowledgeVo> queryKnowledge(Integer page,Integer limit) {
+        Page page1=new Page();
+        page1.setCurrent(limit);
+        page1.setSize(page);
+        //查询知识分享信息
+        QueryWrapper<Knowledge> qwk=new QueryWrapper<>();
+        Page<Knowledge> knowledgePage = knowledgeMapper.selectPage(page1,qwk);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        List<Directory> directories = directoryMapper.selectList(qwd);
+
+        ConvertUtil convertUtil=new ConvertUtil();
+//        将实体类转换成vo类
+        List<KnowledgeVo> knowledgeVos = convertUtil.entityToVoList(knowledgePage.getRecords(), KnowledgeVo.class);
+        for (int i = 0; i < knowledgePage.getRecords().size(); i++) {
+            for (int j = 0; j <directories.size() ; j++) {
+                //判断目录id是否相等
+                if(knowledgePage.getRecords().get(i).getDirId()==directories.get(j).getId()){
+                    //将目录名称添加到vo类中
+                    knowledgeVos.get(i).setDirName(directories.get(j).getDirName());
+                }
+            }
+        }
+        Page<KnowledgeVo> pageVo=new Page<>();
+        //将List转成page并返回
+        Switch aSwitch=new Switch();
+        aSwitch.ListToPage(pageVo,knowledgeVos);
+        return pageVo;
+    }
+
+    /**
+     * 知识分享信息新增
+     */
+    @Override
+    public int addKnowledge(KnowledgeVo knowledgeVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Knowledge knowledge = convertUtil.VoToEntity(knowledgeVo, Knowledge.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,knowledgeVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        knowledge.setDirId(directory.getId());
+        knowledge.setKnowledgeAddtime(new Date());
+        int insert = knowledgeMapper.insert(knowledge);
+        return insert;
+    }
+
+    /**
+     * 根据id查询知识分享信息
+     */
+    @Override
+    public KnowledgeVo selectByIdKnowledge(Integer id) {
+        //根据id查询考证中心
+        QueryWrapper<Knowledge> qwa=new QueryWrapper<>();
+        qwa.lambda().eq(Knowledge::getId,id);
+        Knowledge knowledge = knowledgeMapper.selectOne(qwa);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getId,knowledge.getDirId());
+        Directory directory = directoryMapper.selectOne(qwd);
+        ConvertUtil convertUtil=new ConvertUtil();
+        KnowledgeVo knowledgeVo = convertUtil.entityToVo(knowledge, KnowledgeVo.class);
+        //给目录名称赋值
+        knowledgeVo.setDirName(directory.getDirName());
+        return knowledgeVo;
+    }
+
+    /**
+     * 知识分享信息更新
+     */
+    @Override
+    public int updateKnowledge(KnowledgeVo knowledgeVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Knowledge knowledge = convertUtil.VoToEntity(knowledgeVo, Knowledge.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,knowledgeVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        knowledge.setDirId(directory.getId());
+        knowledge.setKnowledgeUpdatetime(new Date());
+        int update = knowledgeMapper.updateById(knowledge);
+        return update;
+    }
+
+
+    /**
+     * 知识分享信息删除
+     */
+    @Override
+    public int deleteKnowledge(Integer id) {
+        if(id!=null){
+            int delete = knowledgeMapper.deleteById(id);
+            return delete;
+        }
+        return 0;
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/knowledge/vo/KnowledgeVo.java b/src/main/java/com/zhiyun/zhiyun03/knowledge/vo/KnowledgeVo.java
new file mode 100644
index 0000000..e7049fd
--- /dev/null
+++ b/src/main/java/com/zhiyun/zhiyun03/knowledge/vo/KnowledgeVo.java
@@ -0,0 +1,44 @@
+package com.zhiyun.zhiyun03.knowledge.vo;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
+
+import java.util.Date;
+
+@Data
+@ApiModel("知识中心")
+public class KnowledgeVo {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * id
+     */
+    @TableId
+    private Integer id;
+
+    /**
+     * 知识名称
+     */
+    private String knowledgeName;
+
+    /**
+     * 知识链接
+     */
+    private String knowledgeUrl;
+
+    /**
+     * 目录id
+     */
+    private String dirName;
+
+    /**
+     * 知识图片
+     */
+    private String knowledgeImg;
+
+}
diff --git a/src/main/java/com/zhiyun/zhiyun03/serve/entity/Serve.java b/src/main/java/com/zhiyun/zhiyun03/serve/entity/Serve.java
index 05657d4..61d8e37 100644
--- a/src/main/java/com/zhiyun/zhiyun03/serve/entity/Serve.java
+++ b/src/main/java/com/zhiyun/zhiyun03/serve/entity/Serve.java
@@ -21,7 +21,7 @@ public class Serve {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 服务名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/textual/controller/TextualController.java b/src/main/java/com/zhiyun/zhiyun03/textual/controller/TextualController.java
index b774824..fbd5490 100644
--- a/src/main/java/com/zhiyun/zhiyun03/textual/controller/TextualController.java
+++ b/src/main/java/com/zhiyun/zhiyun03/textual/controller/TextualController.java
@@ -1,4 +1,67 @@
 package com.zhiyun.zhiyun03.textual.controller;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
+import com.zhiyun.zhiyun03.textual.service.TextualService;
+import com.zhiyun.zhiyun03.textual.vo.TextualVo;
+import com.zhiyun.zhiyun03.utils.common.JsonResult;
+import com.zhiyun.zhiyun03.utils.common.ResultCode;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/textual")
 public class TextualController {
+    @Resource
+    TextualService textualService;
+
+    @RequestMapping("/queryTextual")
+    @ApiOperation("查询考证信息")
+    public JsonResult<TextualVo> queryTextual(@RequestParam(name="page") Integer page,
+                                              @RequestParam(name="limit") Integer limit){
+        Page<TextualVo> textualVoPage = textualService.queryTextual(page,limit);
+        return JsonResult.success(textualVoPage);
+    }
+
+    @RequestMapping("/addTextual")
+    @ApiOperation("新增考证信息")
+    public JsonResult addTextual(@RequestBody TextualVo textualVo){
+        int result = textualService.addTextual(textualVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/selectByIdTextual")
+    @ApiOperation("根据id查询大赛信息")
+    public JsonResult<TextualVo> selectByIdTextual(Integer id){
+        TextualVo textualVo = textualService.selectByIdTextual(id);
+        return JsonResult.success(textualVo);
+    }
+
+    @RequestMapping("/updateTextual")
+    @ApiOperation("更新大赛信息")
+    public JsonResult updateTextual(@RequestBody TextualVo textualVo){
+        int result = textualService.updateTextual(textualVo);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
+
+    @RequestMapping("/deleteTextual")
+    @ApiOperation("删除大赛信息")
+    public JsonResult deleteTextual(Integer id){
+        int result = textualService.deleteGame(id);
+        if(result>0){
+            return JsonResult.success(ResultCode.SUCCESS);
+        }
+        return JsonResult.success(ResultCode.Fail);
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/textual/entity/Textual.java b/src/main/java/com/zhiyun/zhiyun03/textual/entity/Textual.java
index 233cfc4..3aa35c5 100644
--- a/src/main/java/com/zhiyun/zhiyun03/textual/entity/Textual.java
+++ b/src/main/java/com/zhiyun/zhiyun03/textual/entity/Textual.java
@@ -21,7 +21,7 @@ public class Textual {
      * id
      */
     @TableId(value = "id",type = IdType.AUTO)
-    private int id;
+    private Integer id;
 
     /**
      * 考证名称
diff --git a/src/main/java/com/zhiyun/zhiyun03/textual/service/TextualService.java b/src/main/java/com/zhiyun/zhiyun03/textual/service/TextualService.java
index 2b1e2e9..ba23bb1 100644
--- a/src/main/java/com/zhiyun/zhiyun03/textual/service/TextualService.java
+++ b/src/main/java/com/zhiyun/zhiyun03/textual/service/TextualService.java
@@ -1,7 +1,18 @@
 package com.zhiyun.zhiyun03.textual.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.textual.entity.Textual;
+import com.zhiyun.zhiyun03.textual.vo.TextualVo;
 
 public interface TextualService extends IService<Textual> {
+    Page<TextualVo> queryTextual(Integer page,Integer limit);
+
+    int addTextual(TextualVo textualVo);
+
+    TextualVo selectByIdTextual(Integer id);
+
+    int updateTextual(TextualVo textualVo);
+
+    int deleteGame(Integer id);
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/textual/service/impl/TextualServiceImpl.java b/src/main/java/com/zhiyun/zhiyun03/textual/service/impl/TextualServiceImpl.java
index e2a9807..31ecd55 100644
--- a/src/main/java/com/zhiyun/zhiyun03/textual/service/impl/TextualServiceImpl.java
+++ b/src/main/java/com/zhiyun/zhiyun03/textual/service/impl/TextualServiceImpl.java
@@ -1,11 +1,133 @@
 package com.zhiyun.zhiyun03.textual.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zhiyun.zhiyun03.application.entity.Directory;
+import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
+import com.zhiyun.zhiyun03.game.entity.Game;
+import com.zhiyun.zhiyun03.game.vo.GameVo;
 import com.zhiyun.zhiyun03.textual.entity.Textual;
 import com.zhiyun.zhiyun03.textual.mapper.TextualMapper;
 import com.zhiyun.zhiyun03.textual.service.TextualService;
+import com.zhiyun.zhiyun03.textual.vo.TextualVo;
+import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
+import com.zhiyun.zhiyun03.utils.convert.Switch;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
 @Service
 public class TextualServiceImpl extends ServiceImpl<TextualMapper, Textual> implements TextualService {
+    @Resource
+    TextualMapper textualMapper;
+
+    @Resource
+    DirectoryMapper directoryMapper;
+
+    /**
+     * 考证中心查询
+     */
+    @Override
+    public Page<TextualVo> queryTextual(Integer page,Integer limit) {
+        Page page1=new Page();
+        page1.setCurrent(limit);
+        page1.setSize(page);
+        //查询大赛中心
+        QueryWrapper<Textual> qwt=new QueryWrapper<>();
+        Page<Textual> textualPage = textualMapper.selectPage(page1,qwt);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        List<Directory> directories = directoryMapper.selectList(qwd);
+
+        ConvertUtil convertUtil=new ConvertUtil();
+//        将实体类转换成vo类
+        List<TextualVo> textualVos = convertUtil.entityToVoList(textualPage.getRecords(), TextualVo.class);
+        for (int i = 0; i < textualPage.getRecords().size(); i++) {
+            for (int j = 0; j <directories.size() ; j++) {
+                //判断目录id是否相等
+                if(textualPage.getRecords().get(i).getDirId()==directories.get(j).getId()){
+                    //将目录名称添加到vo类中
+                    textualVos.get(i).setDirName(directories.get(j).getDirName());
+                }
+            }
+        }
+        Page<TextualVo> pageVo=new Page<>();
+        //将List转成page并返回
+        Switch aSwitch=new Switch();
+        aSwitch.ListToPage(pageVo,textualVos);
+        return pageVo;
+    }
+
+    /**
+     * 考证中心新增
+     */
+    @Override
+    public int addTextual(TextualVo textualVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Textual textual = convertUtil.VoToEntity(textualVo, Textual.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,textualVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        textual.setDirId(directory.getId());
+        textual.setTextualAddtime(new Date());
+        int insert = textualMapper.insert(textual);
+        return insert;
+    }
+
+    /**
+     * 根据id查询考证信息
+     */
+    @Override
+    public TextualVo selectByIdTextual(Integer id) {
+        //根据id查询考证中心
+        QueryWrapper<Textual> qwa=new QueryWrapper<>();
+        qwa.lambda().eq(Textual::getId,id);
+        Textual textual = textualMapper.selectOne(qwa);
+        //查询目录
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getId,textual.getDirId());
+        Directory directory = directoryMapper.selectOne(qwd);
+        ConvertUtil convertUtil=new ConvertUtil();
+        TextualVo textualVo = convertUtil.entityToVo(textual, TextualVo.class);
+        //给目录名称赋值
+        textualVo.setDirName(directory.getDirName());
+        return textualVo;
+    }
+
+    /**
+     * 考证中心更新
+     */
+    @Override
+    public int updateTextual(TextualVo textualVo) {
+        //将vo类转换为实体类
+        ConvertUtil convertUtil=new ConvertUtil();
+        Textual textual = convertUtil.VoToEntity(textualVo, Textual.class);
+        //根据目录名称查询目录id
+        QueryWrapper<Directory> qwd=new QueryWrapper<>();
+        qwd.lambda().eq(Directory::getDirName,textualVo.getDirName());
+        Directory directory = directoryMapper.selectOne(qwd);
+        //将目录id封装到实体类
+        textual.setDirId(directory.getId());
+        textual.setTextualUpdatetime(new Date());
+        int update = textualMapper.updateById(textual);
+        return update;
+    }
+
+    /**
+     * 考证中心删除
+     */
+    @Override
+    public int deleteGame(Integer id) {
+        if(id!=null){
+            int delete = textualMapper.deleteById(id);
+            return delete;
+        }
+        return 0;
+    }
 }
diff --git a/src/main/java/com/zhiyun/zhiyun03/textual/vo/TextualVo.java b/src/main/java/com/zhiyun/zhiyun03/textual/vo/TextualVo.java
new file mode 100644
index 0000000..088e1d5
--- /dev/null
+++ b/src/main/java/com/zhiyun/zhiyun03/textual/vo/TextualVo.java
@@ -0,0 +1,44 @@
+package com.zhiyun.zhiyun03.textual.vo;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import io.swagger.annotations.ApiOperation;
+import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
+
+import java.util.Date;
+
+@Data
+@ApiOperation("考证中心")
+public class TextualVo {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * id
+     */
+    @TableId
+    private Integer id;
+
+    /**
+     * 考证名称
+     */
+    private String textualName;
+
+    /**
+     * 考证链接
+     */
+    private String textualUrl;
+
+    /**
+     * 目录名称
+     */
+    private String dirName;
+
+    /**
+     * 考证图片
+     */
+    private String textualImg;
+
+}
diff --git a/src/main/java/com/zhiyun/zhiyun03/utils/config/GlobalCrossConfig.java b/src/main/java/com/zhiyun/zhiyun03/utils/config/GlobalCrossConfig.java
new file mode 100644
index 0000000..f204a79
--- /dev/null
+++ b/src/main/java/com/zhiyun/zhiyun03/utils/config/GlobalCrossConfig.java
@@ -0,0 +1,33 @@
+package com.zhiyun.zhiyun03.utils.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
+import org.springframework.web.filter.CorsFilter;
+
+@Configuration
+public class GlobalCrossConfig {
+    @Bean
+    public CorsFilter corsFilter() {
+        //1. 添加 CORS配置信息
+        CorsConfiguration config = new CorsConfiguration();
+        //放行哪些原始域,*表示所有
+        // config.addAllowedOrigin("*");
+        // 注意：springboot2.4以上使用该方式
+        config.addAllowedOriginPattern("*");
+        //是否发送 Cookie
+        config.setAllowCredentials(true);
+        //放行哪些请求方式
+        config.addAllowedMethod("*");
+        //放行哪些原始请求头部信息
+        config.addAllowedHeader("*");
+        //暴露哪些头部信息
+        config.addExposedHeader("*");
+        //2. 添加映射路径
+        UrlBasedCorsConfigurationSource corsConfigurationSource = new UrlBasedCorsConfigurationSource();
+        corsConfigurationSource.registerCorsConfiguration("/**", config);
+        //3. 返回新的CorsFilter
+        return new CorsFilter(corsConfigurationSource);
+    }
+}
diff --git a/src/main/resources/templates/layui-v2.6.8/applicationList.html b/src/main/resources/templates/layui-v2.6.8/applicationList.html
new file mode 100644
index 0000000..e103f82
--- /dev/null
+++ b/src/main/resources/templates/layui-v2.6.8/applicationList.html
@@ -0,0 +1,80 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <title>Layui</title>
+    <meta name="renderer" content="webkit">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
+    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
+    <link rel="stylesheet" href="layui/css/layui.css" tppabs="//res.ilayuis.com/layui/dist/css/layui.css"  media="all">
+    <!-- 注意：如果你直接复制所有代码到本地，上述css路径需要改成你本地的 -->
+</head>
+<body>
+
+<table class="layui-hide" id="test" lay-filter="test"></table>
+
+<script type="text/html" id="toolbarDemo">
+    <div class="layui-btn-container">
+        <button class="layui-btn layui-btn-sm" lay-event="getCheckData">获取选中行数据</button>
+        <button class="layui-btn layui-btn-sm" lay-event="getCheckLength">获取选中数目</button>
+        <button class="layui-btn layui-btn-sm" lay-event="isAll">验证是否全选</button>
+    </div>
+</script>
+<script type="text/html" id="barDemo">
+    <a class="layui-btn layui-btn-xs" lay-event="edit">编辑</a>
+    <a class="layui-btn layui-btn-danger layui-btn-xs" lay-event="del">删除</a>
+</script>
+
+
+<script src="layui/layui.js" charset="utf-8"></script>
+<!-- 注意：如果你直接复制所有代码到本地，上述 JS 路径需要改成你本地的 -->
+<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
+
+
+<script>
+    layui.use('table', function(){
+        var table = layui.table;
+
+        //温馨提示：默认由前端自动合计当前行数据。从 layui 2.5.6 开始： 若接口直接返回了合计行数据，则优先读取接口合计行数据。
+        //详见：http://www.ilayuis.com/doc/modules/table.html#totalRow
+        table.render({
+            elem: '#test'
+            ,url:'http://localhost:8080/application/queryApplication'
+            ,toolbar: '#toolbarDemo'
+            ,title: '应用中心'
+            ,totalRow: true
+            ,cols: [[
+                {type: 'checkbox', fixed: 'left'}
+                ,{field:'id', title:'编号', width:120, sort: true, }
+                ,{field:'appName', title:'应用名称', width:120}
+                ,{field:'appBiref', title:'应用简介', width:120}
+                ,{field:'appUrl', title:'超链接', width:120}
+                ,{field:'dirName', title:'归属目录', width:120}
+                // ,{field:'courseIcon', title:'编号', width:120}
+                ,{fixed: 'right', title:'操作', toolbar: '#barDemo', width:150}
+            ]]
+            ,page: true
+        });
+
+        //工具栏事件
+        table.on('toolbar(test)', function(obj){
+            var checkStatus = table.checkStatus(obj.config.id);
+            switch(obj.event){
+                case 'getCheckData':
+                    var data = checkStatus.data;
+                    layer.alert(JSON.stringify(data));
+                    break;
+                case 'getCheckLength':
+                    var data = checkStatus.data;
+                    layer.msg('选中了：'+ data.length + ' 个');
+                    break;
+                case 'isAll':
+                    layer.msg(checkStatus.isAll ? '全选': '未全选')
+                    break;
+            };
+        });
+    });
+</script>
+
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/templates/layui-v2.6.8/courseList.html b/src/main/resources/templates/layui-v2.6.8/courseList.html
index da6688c..b49a074 100644
--- a/src/main/resources/templates/layui-v2.6.8/courseList.html
+++ b/src/main/resources/templates/layui-v2.6.8/courseList.html
@@ -50,7 +50,7 @@
                 ,{field:'courseBrief', title:'课程简介', width:120}
                 ,{field:'courseUrl', title:'超链接', width:120}
                 ,{field:'dirName', title:'归属目录', width:120}
-                // ,{field:'courseIcon', title:'编号', width:120}
+                ,{field:'courseIcon', title:'编号', width:120}
                 ,{fixed: 'right', title:'操作', toolbar: '#barDemo', width:150}
             ]]
             ,page: true