飞滴出行网约车2022-service-map调用高德地图获取路径信息

internal-common/src/main/java/com/mashibing/internalcommon/constant/AmapConfigConstants.java

@@ -0,0 +1,16 @@
+package com.mashibing.internalcommon.constant;
+
+public class AmapConfigConstants {
+
+    public static final String DIRECTION_URL = "https://restapi.amap.com/v3/direction/driving";
+    /*
+    *路径规划 json key值
+    */
+    public static final String STATUS = "status";
+    public static final String ROUTE = "route";
+    public static final String PATHS = "paths";
+
+    public static final String DISTANCE = "distance";
+    public static final String DURATION = "duration";
+
+}

service-map/src/main/java/com/mashibing/servicemap/ServiceMapApplication.java

@@ -2,10 +2,19 @@ package com.mashibing.servicemap;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.client.RestTemplate;
 
 @SpringBootApplication
 public class ServiceMapApplication {
+
     public static void main(String[] args) {
         SpringApplication.run(ServiceMapApplication.class);
     }
+
+    @Bean
+    public RestTemplate restTemplate ( ) {
+        return new RestTemplate();
+    }
+
 }

service-map/src/main/java/com/mashibing/servicemap/remote/MapDirectionClient.java

@@ -0,0 +1,92 @@
+package com.mashibing.servicemap.remote;
+
+import com.fasterxml.jackson.databind.util.JSONPObject;
+import com.mashibing.internalcommon.constant.AmapConfigConstants;
+import com.mashibing.internalcommon.response.DirectionResponse;
+import net.sf.json.JSONArray;
+import net.sf.json.JSONObject;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Service;
+import org.springframework.web.client.RestTemplate;
+
+@Service
+public class MapDirectionClient {
+
+    @Value("${amap.key}")
+    private String aMapKey;
+
+    @Autowired
+    private RestTemplate restTemplate;
+
+    public DirectionResponse direction(String depLongitude, String depLatitude, String destLongitude, String destLatitude){
+
+        // 组装 url
+        // https://restapi.amap.com/v3/direction/driving?origin=116.481028,39.989643&destination=116.465302,40.004717&extensions=all&output=json&key=c5a197858bd6d73cf94cf49430fbe9d2
+        StringBuilder urLBuild = new StringBuilder();
+        urLBuild.append(AmapConfigConstants.DIRECTION_URL);
+        urLBuild.append("?");
+        urLBuild.append("origin="+depLongitude+","+depLatitude);
+        urLBuild.append("&");
+        urLBuild.append("destination="+destLongitude+","+destLatitude);
+        urLBuild.append("&");
+        urLBuild.append("extensions=base");
+        urLBuild.append("&");
+        urLBuild.append("output=json");
+        urLBuild.append("&");
+        urLBuild.append("key="+aMapKey);
+
+        // 调用高德接口
+        ResponseEntity<String> forEntity = restTemplate.getForEntity(urLBuild.toString(), String.class);
+        String directionStr = forEntity.getBody();
+
+        // 解析接口返回数据
+        DirectionResponse directionResponse = parseDirectionInfo(directionStr);
+
+        return directionResponse;
+    }
+
+    public DirectionResponse parseDirectionInfo(String directionStr){
+
+        DirectionResponse directionResponse = null;
+
+        JSONObject resultJObj = JSONObject.fromObject(directionStr);
+        // 判断 是否可解析的状态值
+        if (resultJObj.has(AmapConfigConstants.STATUS)) {
+            Integer status = resultJObj.getInt(AmapConfigConstants.STATUS);
+            if (status != null && status.intValue() == 1) {
+                if (resultJObj.has(AmapConfigConstants.ROUTE)) {
+                    JSONObject routeJObj = resultJObj.getJSONObject(AmapConfigConstants.ROUTE);
+                    if (routeJObj != null && routeJObj.has(AmapConfigConstants.PATHS)) {
+
+                        // 获取 所有行程路线的信息数组
+                        JSONArray pathJsonArray = routeJObj.getJSONArray(AmapConfigConstants.PATHS);
+                        if (pathJsonArray != null && pathJsonArray.size() > 0) {
+                            JSONObject pathArray1 = pathJsonArray.getJSONObject(0);
+
+                            // 当 获取的第一条行程线路
+                            if (pathArray1 != null) {
+                                directionResponse = new DirectionResponse();
+                                if(pathArray1.has(AmapConfigConstants.DISTANCE)){
+                                    Integer distance = pathArray1.getInt(AmapConfigConstants.DISTANCE);
+                                    directionResponse.setDistance(distance);
+                                }
+                                if(pathArray1.has(AmapConfigConstants.DURATION)){
+                                    Integer duration = pathArray1.getInt(AmapConfigConstants.DURATION);
+                                    directionResponse.setDuration(duration);
+                                }
+                            }
+
+                        }
+                    }
+                }
+            }
+        }
+
+
+
+        return directionResponse;
+    }
+
+}

service-map/src/main/java/com/mashibing/servicemap/service/DirectionService.java

@@ -2,13 +2,18 @@ package com.mashibing.servicemap.service;
 
 import com.mashibing.internalcommon.dto.ResponseResult;
 import com.mashibing.internalcommon.response.DirectionResponse;
+import com.mashibing.servicemap.remote.MapDirectionClient;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 @Service
 @Slf4j
 public class DirectionService {
 
+    @Autowired
+    private MapDirectionClient mapDirectionClient;
+
     /**
      * 根据 出发地和目地的 地经纬度 计算预估价格
      * @param depLongitude
@@ -18,17 +23,9 @@ public class DirectionService {
      * @return
      */
     public ResponseResult driving(String depLongitude, String depLatitude, String destLongitude, String destLatitude){
-
-        log.info("出发地经度："+depLongitude);
-        log.info("出发地纬度："+depLatitude);
-        log.info("目的地经度："+destLongitude);
-        log.info("目的地纬度："+destLatitude);
-
-        DirectionResponse directionResponse = new DirectionResponse();
-        directionResponse.setDistance(123);
-        directionResponse.setDuration(11);
-
-        return ResponseResult.success(directionResponse);
+        // 调用 第三方 地图服务接口
+        DirectionResponse direction = mapDirectionClient.direction(depLongitude,depLatitude,destLongitude,destLatitude);
+        return ResponseResult.success(direction);
     }
 
 }

service-map/src/main/resources/application.yml

@@ -2,4 +2,6 @@ server:
   port: 8085
 spring:
   application:
-    name: service-map
+    name: service-map
+amap:
+  key: c5a197858bd6d73cf94cf49430fbe9d2