获取最新版本

src/main/java/cn/meteor/beyondclouds/modules/app/controller/AppVersionApi.java

 package cn.meteor.beyondclouds.modules.app.controller;
 
 
+import cn.meteor.beyondclouds.core.annotation.Anonymous;
 import cn.meteor.beyondclouds.core.api.Response;
 import cn.meteor.beyondclouds.modules.app.entity.AppVersion;
+import cn.meteor.beyondclouds.modules.app.service.IAppVersionService;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 
@@ -21,10 +25,24 @@ import org.springframework.web.bind.annotation.RestController;
 @RequestMapping("/api")
 public class AppVersionApi {
 
+    private IAppVersionService appVersionService;
+
+    @Autowired
+    public void setAppVersionService(IAppVersionService appVersionService) {
+        this.appVersionService = appVersionService;
+    }
+
+    @Anonymous
+    @ApiOperation("获取版本号")
     @GetMapping("/app/version/latest")
     public Response<AppVersion> getLatestVersion() {
         // TODO 获取最新版本信息
-        return null;
+        AppVersion appVersion = appVersionService.getAppVersion();
+
+        if (appVersion == null) {
+            return Response.error();
+        }
+        return Response.success(appVersion);
     }
 
 }

src/main/java/cn/meteor/beyondclouds/modules/app/mapper/AppVersionMapper.java

@@ -2,6 +2,9 @@ package cn.meteor.beyondclouds.modules.app.mapper;
 
 import cn.meteor.beyondclouds.modules.app.entity.AppVersion;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.mapstruct.Mapper;
+import org.springframework.context.annotation.Bean;
+import org.springframework.stereotype.Component;
 
 /**
  * <p>
@@ -13,4 +16,9 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  */
 public interface AppVersionMapper extends BaseMapper<AppVersion> {
 
+    /**
+     * 通过sql语句根据时间降序排序数据后，限制返回最新一条
+     * @return
+     */
+    AppVersion getVersionMapper();
 }

src/main/java/cn/meteor/beyondclouds/modules/app/mapper/xml/AppVersionMapper.xml

@@ -2,4 +2,8 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="cn.meteor.beyondclouds.modules.app.mapper.AppVersionMapper">
 
+    <select id="getVersionMapper" resultType="cn.meteor.beyondclouds.modules.app.entity.AppVersion">
+        select * from app_version order by create_time desc limit 1
+    </select>
+
 </mapper>

src/main/java/cn/meteor/beyondclouds/modules/app/service/IAppVersionService.java

@@ -13,4 +13,9 @@ import com.baomidou.mybatisplus.extension.service.IService;
  */
 public interface IAppVersionService extends IService<AppVersion> {
 
+    /**
+     * 根据时间倒序查询最新版本
+     * @return AppVersion
+     */
+    AppVersion getAppVersion();
 }

src/main/java/cn/meteor/beyondclouds/modules/app/service/impl/AppVersionServiceImpl.java

@@ -3,7 +3,9 @@ package cn.meteor.beyondclouds.modules.app.service.impl;
 import cn.meteor.beyondclouds.modules.app.entity.AppVersion;
 import cn.meteor.beyondclouds.modules.app.mapper.AppVersionMapper;
 import cn.meteor.beyondclouds.modules.app.service.IAppVersionService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 /**
@@ -17,4 +19,25 @@ import org.springframework.stereotype.Service;
 @Service
 public class AppVersionServiceImpl extends ServiceImpl<AppVersionMapper, AppVersion> implements IAppVersionService {
 
+    private AppVersionMapper appVersionMapper;
+
+    @Autowired
+    public void setAppVersionMapper(AppVersionMapper appVersionMapper) {
+        this.appVersionMapper = appVersionMapper;
+    }
+    /**
+     * 根据时间倒序查询最新版本
+     * @return AppVersion
+     */
+    @Override
+    public AppVersion getAppVersion() {
+
+        AppVersion appVersion = appVersionMapper.getVersionMapper();
+
+        if (appVersion == null) {
+
+        }
+        return appVersion;
+
+    }
 }