使用redis实现附近的人功能

GEOADD 集合名称 经度 纬度 名称 [longitude latitude name...]
//添加集合
geoadd citys 120.70012 28.00135 wenzhou 120.207686 30.253359 hanghzou

GEOPOS 集合名称 位置 [name...]
geopos address wuyue

geodist 集合名称 位置1 位置2 [unit]
//计算杭州到南京之间的距离
geodist citys hanghzredis:0>ou nanjing km

georadius 集合名称 精度 纬度 radius m|km|ft|mi| [WITHCOORD] [WITHDIST] [ASC|DESC] [COUNT count]
//查询据我100km之内的城市
georadius citys 120.754274 27.983296 100 km

georadiusbymember 地址集合 地点名称 距离 单位
//查询距离wuyue五公里之内的地点
georadiusbymember address wuyue 5 km

package com.jiale.WEB.controller.pojo;
 
import lombok.Data;
 
import java.io.Serializable;
 

@Data
public class AddressInfo implements Serializable {
 
    
    private String title;
    
    private String address;
    
    private String phone;
    
    private double x;
    
    private double y;
}

package com.jiale;
 
import com.jiale.common.config.JialeGlobal;
import com.jiale.web.controller.pojo.AddressInfo;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.data.geo.*;
import org.springframework.data.redis.connection.RedisGeoCommands;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.RequestMapping;
 
import java.math.BigDecimal;
import java.util.List;
 
 

@SpringBootTest
public class JialeTests {
 
    @Autowired
    RedisTemplate redisTemplate;
 
   @Test
    public void test1(){
        System.out.println(JialeGlobal.getUploadPath());
    }
 
    
    @Test
    public void geoAdd(){
        //1.网点位置信息存储120.653208,28.032606
        Point point = new Point(120.653208, 28.032606);
        redisTemplate.boundGeoOps("outlets").add(point,"江心屿");
        //2.网点详细信息
        AddressInfo addressInfo = new AddressInfo();
        addressInfo.setTitle("江心屿");
        addressInfo.setAddress("浙江省温州市鹿城区江心屿景区内");
        addressInfo.setPhone("(0577)88201281");
        addressInfo.setX(120.653208);
        addressInfo.setY(28.032606);
        redisTemplate.boundHashOps("outletsInfo").put("江心屿",addressInfo);
    }
 
    
    @Test
    public  void geoPos(){
        //传入位置名称查询位置信息
        List<Point> position = redisTemplate.boundGeoOps("outlets").position("南塘五组团");
        for (Point point : position) {
            System.out.println(point);
        }
    }
 
    
    @Test
    public void geoDist(){
        
        //以km展示
        
 
        //保留两位小数
        Distance distance = redisTemplate.boundGeoOps("outlets").distance("江心屿", "温州乐园", Metrics.KILOMETERS);
        //距离
        double value = distance.getValue();
        //单位
        String unit = distance.getUnit();
        System.out.println("两点相距:"+new BigDecimal(value).setScale(2,BigDecimal.ROUND_HALF_UP) +unit);
    }
 
    
    @Test
    public  void geoRadius(){
        //指定位置
        Point point = new Point(120.754274,  27.983296);
        //构建条件-10km
        Distance distance = new Distance(10, Metrics.KILOMETERS);
        Circle circle = new Circle(point,distance);
        //RedisGeoCommands
        RedisGeoCommands.GeoRadiusCommandArgs args = RedisGeoCommands.GeoRadiusCommandArgs.newGeoRadiusArgs();
         //包含位置信息
        args.includeDistance();
 
        //存放的是查询到的网址位置信息
        GeoResults<RedisGeoCommands.GeoLocation<String>> outlets = redisTemplate.boundGeoOps("outlets").radius(circle, args);
        for (GeoResult<RedisGeoCommands.GeoLocation<String>> outlet : outlets) {
            //获取距离信息
            Distance outletDistance = outlet.getDistance();
            //距离
            double value = outletDistance.getValue();
            //单位
            String unit = outletDistance.getUnit();
            System.out.println("当前坐标距离:"+outlet.getContent().getName()+value+unit);
        }
    }
 
    
    @Test
    public void geoRadiusByMember(){
        //构建条件
        Distance distance = new Distance(10, Metrics.KILOMETERS);
        //构建条件-包含位置信息
        RedisGeoCommands.GeoRadiusCommandArgs args = RedisGeoCommands.GeoRadiusCommandArgs.newGeoRadiusArgs();
        args.includeDistance();
        //参数  key   构建的条件  其他条件
        GeoResults<RedisGeoCommands.GeoLocation<String>> outlets = redisTemplate.boundGeoOps("outlets").radius("江心屿", distance,args);
        for (GeoResult<RedisGeoCommands.GeoLocation<String>> outlet : outlets) {
            //获取距离信息
            Distance outletDistance = outlet.getDistance();
            //距离
            double value = outletDistance.getValue();
            //单位
            String unit = outletDistance.getUnit();
            System.out.println("江心屿距离:"+outlet.getContent().getName()+value+unit);
        }
    }
}