add versionService

Helius

2021-06-25 5c4e083179170bda00672aa9b8596c5f6c7ef253

add versionService

 gc-shop/src/main/java/com/xzx/gc/shop/mapper/VersionInfoMapper.java

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@@ -0,0 +1,8 @@
package com.xzx.gc.shop.mapper;



import com.xzx.gc.entity.VersionInfo;

import com.xzx.gc.util.GcMapper;



public interface VersionInfoMapper extends GcMapper<VersionInfo> {



}

 gc-shop/src/main/java/com/xzx/gc/shop/service/VersionService.java

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package com.xzx.gc.shop.service;



import cn.hutool.core.convert.Convert;

import cn.hutool.core.util.NumberUtil;

import cn.hutool.core.util.StrUtil;

import com.xzx.gc.common.constant.Constants;

import com.xzx.gc.common.utils.BusinessUtil;

import com.xzx.gc.entity.VersionInfo;

import com.xzx.gc.shop.mapper.VersionInfoMapper;

import lombok.extern.slf4j.Slf4j;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Transactional;



import javax.servlet.http.HttpServletRequest;

import java.util.Comparator;

import java.util.List;

import java.util.stream.Collectors;



@Service

@Transactional

@Slf4j

public class VersionService {



    @Autowired

    private VersionInfoMapper versionInfoMapper;



    @Autowired

    private HttpServletRequest request;

    
    @Autowired

    private BusinessUtil businessUtil;



    public VersionInfo find(){

        String version = request.getHeader("anroidVersion");

        if(StrUtil.isNotBlank(version)){

            Double currentVersion = businessUtil.getVersion(version);

            VersionInfo versionInfo=new VersionInfo();

            versionInfo.setDelFlag(Convert.toShort(Constants.DEL_NOT_FLAG));

            VersionInfo versionInfo1 = versionInfoMapper.selectOne(versionInfo);

            Double newVersion = versionInfo1.getNewVersion();

            Double minVersion = versionInfo1.getMinVersion();



            if(NumberUtil.compare(currentVersion,newVersion)<0){

                versionInfo1.setUpdateFlag(Convert.toShort(Constants.RESULT_SUCCESS));

            }

            if(NumberUtil.compare(currentVersion,minVersion)<0) {

                versionInfo1.setForceUpdateFlag(Convert.toShort(Constants.RESULT_SUCCESS));

            }

            return  versionInfo1;

        }else {

            return null;

        }

    }



    public VersionInfo findNew(){

        VersionInfo versionInfo=new VersionInfo();

        versionInfo.setDelFlag(Convert.toShort(Constants.DEL_NOT_FLAG));

        List<VersionInfo> versionInfos = versionInfoMapper.select(versionInfo);

        return versionInfos.stream().sorted(Comparator.comparingLong(VersionInfo::getId).reversed()).collect(Collectors.toList()).get(0);

    }

}




 gc-shop/src/main/resources/mapper/shop/VersionInfoMapper.xml

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<?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.xzx.gc.system.mapper.VersionInfoMapper">

</mapper>