【新增】APP版本更新校验功能接口

src/main/java/com/corewing/app/dto/biz/appVersion/CheckVersionRequest.java

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+package com.corewing.app.dto.biz.appVersion;
+
+import lombok.Data;
+
+import javax.validation.constraints.NotBlank;
+
+@Data
+public class CheckVersionRequest {
+
+    @NotBlank(message = "版本不能为空")
+    private String localVersion;
+
+    @NotBlank(message = "构建版本不能为空")
+    private int localBuildNumber;
+
+    @NotBlank(message = "类型不能为空")
+    private String type;
+
+}

src/main/java/com/corewing/app/entity/AppVersion.java

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+package com.corewing.app.entity;
+
+import com.baomidou.mybatisplus.annotation.*;
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+/**
+ * app版本控制
+ */
+@Data
+@TableName("app_version")
+public class AppVersion {
+
+    @TableId(value = "id", type = IdType.AUTO)
+    private Long id;
+
+    private String version;
+
+    private int versionNumber;
+
+    private int buildNumber;
+
+    private String updateContent;
+
+    private String downloadUrl;
+
+    private String type;
+
+    private Integer status;
+
+    @TableField(fill = FieldFill.INSERT)
+    private LocalDateTime createTime;
+
+    @TableField(fill = FieldFill.UPDATE)
+    private LocalDateTime updateTime;
+
+}

src/main/java/com/corewing/app/mapper/AppVersionMapper.java

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+package com.corewing.app.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.corewing.app.entity.AppVersion;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface AppVersionMapper extends BaseMapper<AppVersion> {
+}

src/main/java/com/corewing/app/modules/app/AppVersionController.java

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+package com.corewing.app.modules.app;
+
+import com.corewing.app.common.Result;
+import com.corewing.app.dto.biz.appVersion.CheckVersionRequest;
+import com.corewing.app.entity.AppVersion;
+import com.corewing.app.service.AppVersionService;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import javax.validation.Valid;
+
+/**
+ * app升级校验接口
+ */
+@RestController
+@RequestMapping("/app_version")
+public class AppVersionController {
+
+    @Resource
+    private AppVersionService appVersionService;
+
+    /**
+     * 校验是否存在新版本
+     * @param checkVersionRequest
+     * @return
+     */
+    @GetMapping("/checkUpdate")
+    public Result<Object> checkUpdate(CheckVersionRequest checkVersionRequest) {
+        AppVersion version =  appVersionService.getNewAppVersion(checkVersionRequest);
+        if(version == null) {
+            return Result.error("暂无新版本");
+        }
+        return Result.success(version);
+
+    }
+
+}

src/main/java/com/corewing/app/service/AppVersionService.java

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+package com.corewing.app.service;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.corewing.app.dto.biz.appVersion.CheckVersionRequest;
+import com.corewing.app.entity.AppVersion;
+
+import javax.validation.Valid;
+
+public interface AppVersionService extends IService<AppVersion> {
+
+    AppVersion getNewAppVersion(@Valid CheckVersionRequest checkVersionRequest);
+}

src/main/java/com/corewing/app/service/impl/AppVersionServiceImpl.java

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+package com.corewing.app.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.corewing.app.dto.biz.appVersion.CheckVersionRequest;
+import com.corewing.app.entity.AppVersion;
+import com.corewing.app.mapper.AppVersionMapper;
+import com.corewing.app.service.AppVersionService;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class AppVersionServiceImpl extends ServiceImpl<AppVersionMapper, AppVersion> implements AppVersionService {
+
+    @Override
+    public AppVersion getNewAppVersion(CheckVersionRequest checkVersionRequest) {
+        int checkVersionNumber = Integer.parseInt(checkVersionRequest.getLocalVersion().replace(".", ""));
+        LambdaQueryWrapper<AppVersion> wrapper = new LambdaQueryWrapper<>();
+        wrapper.gt(AppVersion::getVersionNumber, checkVersionNumber)
+                .or().gt(AppVersion::getBuildNumber, checkVersionRequest.getLocalBuildNumber());
+        wrapper.eq(AppVersion::getType, checkVersionRequest.getType());
+        wrapper.eq(AppVersion::getStatus, 1);
+        wrapper.orderByDesc(AppVersion::getVersionNumber, AppVersion::getBuildNumber);
+        wrapper.last("limit 1");
+        List<AppVersion> list = list(wrapper);
+        if (list == null || list.isEmpty()) {
+            return null;
+        }
+        return list.get(0);
+    }
+}