feat: 주소를 위경도로 변환하는 Geocode API 연동 및 구현

src/main/java/com/ftw/hometerview/place/controller/dto/CompanyDto.java

@@ -1,6 +1,7 @@
 package com.ftw.hometerview.place.controller.dto;
 
 import com.ftw.hometerview.place.domain.Company;
+import com.ftw.hometerview.place.util.NaverMapGeocodeAPI.GeoPoint;
 import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 import lombok.Builder;
@@ -15,18 +16,14 @@ public static class RegisterCompany {
         private String name;
         @NotBlank
         private String roadAddress;
-        @NotNull
-        private Double lat;
-        @NotNull
-        private Double lon;
 
-        public Company toCompany() {
+        public Company toCompany(GeoPoint geoPoint) {
             return Company.builder()
                 .name(this.name)
                 .roadAddress(this.roadAddress)     // oo시 oo구 oo동 ~~
                 .province(this.roadAddress.split(" ")[1])
-                .lat(this.lat)
-                .lon(this.lon)
+                .lat(geoPoint.getLat())
+                .lon(geoPoint.getLon())
                 .build();
         }
     }

src/main/java/com/ftw/hometerview/place/service/CompanyService.java

@@ -5,6 +5,8 @@
 import com.ftw.hometerview.place.controller.dto.CompanyDto;
 import com.ftw.hometerview.place.domain.Company;
 import com.ftw.hometerview.place.repository.company.CompanyRepository;
+import com.ftw.hometerview.place.util.NaverMapGeocodeAPI;
+import com.ftw.hometerview.place.util.NaverMapGeocodeAPI.GeoPoint;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Pageable;
@@ -15,12 +17,16 @@
 public class CompanyService {
 
     private final CompanyRepository companyRepository;
+    private final NaverMapGeocodeAPI naverMapGeocodeAPI;
 
     public void register(CompanyDto.RegisterCompany req) {
         if (isDuplicated(req.getName(), req.getRoadAddress())) {
             throw new BadRequestException(ResponseType.DATA_DUPLICATED);
         }
-        Company company = req.toCompany();
+
+        GeoPoint geoPoint = naverMapGeocodeAPI.convert(req.getRoadAddress());
+
+        Company company = req.toCompany(geoPoint);
         // TODO: get nearliest station from naver API
         // TODO: get station id from db
         company.setNearliestStation("");

src/main/java/com/ftw/hometerview/place/util/NaverMapGeocodeAPI.java

@@ -0,0 +1,67 @@
+package com.ftw.hometerview.place.util;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.util.List;
+import java.util.Map;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.extern.log4j.Log4j2;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.web.reactive.function.client.WebClient;
+
+@Log4j2
+@Component
+public class NaverMapGeocodeAPI {
+
+    @Builder
+    @Getter
+    public static class GeoPoint {
+
+        Double lat;
+        Double lon;
+    }
+
+    private static final String BASE_URL = "https://naveropenapi.apigw.ntruss.com";
+    private static final String PATH = "/map-geocode/v2/geocode";
+    @Value("${naver.api-key-id}")
+    private String API_KEY_ID;
+    @Value("${naver.api-key}")
+    private String API_KEY;
+
+    public GeoPoint convert(String address) {
+        WebClient client = WebClient.builder()
+            .baseUrl(BASE_URL)
+            .build();
+
+        ObjectMapper objectMapper = new ObjectMapper();
+
+        String responseJson = client.get()
+            .uri(uriBuilder -> uriBuilder
+                .path(PATH)
+                .queryParam("query", address)
+                .build())
+            .header("X-NCP-APIGW-API-KEY-ID", API_KEY_ID)
+            .header("X-NCP-APIGW-API-KEY", API_KEY)
+            .retrieve()
+            .bodyToMono(String.class)
+            .block();
+
+        Map<String, Object> responseMap = null;
+        try {
+            responseMap = objectMapper.readValue(responseJson, Map.class);
+        } catch (JsonProcessingException e) {
+            throw new RuntimeException(e);
+        }
+        List<Map<String, String>> addressesMap = (List<Map<String, String>>) responseMap.get(
+            "addresses");
+        Map<String, String> addressMap = addressesMap.get(0);
+        String lon = addressMap.get("x");
+        String lat = addressMap.get("y");
+        return GeoPoint.builder()
+            .lat(Double.parseDouble(lat))
+            .lon(Double.parseDouble(lon))
+            .build();
+    }
+}