[feat] create search location api

src/main/java/org/hankki/hankkiserver/api/external/controller/ExternalController.java

@@ -0,0 +1,24 @@
+package org.hankki.hankkiserver.api.external.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.hankki.hankkiserver.api.dto.HankkiResponse;
+import org.hankki.hankkiserver.api.external.service.ExternalService;
+import org.hankki.hankkiserver.api.external.service.response.LocationsResponse;
+import org.hankki.hankkiserver.common.code.CommonSuccessCode;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1")
+public class ExternalController {
+
+    private final ExternalService externalService;
+
+    @GetMapping("/locations")
+    public HankkiResponse<LocationsResponse> getLocations(@RequestParam String query) {
+        return HankkiResponse.success(CommonSuccessCode.OK, externalService.getLocations(query));
+    }
+}

src/main/java/org/hankki/hankkiserver/api/external/service/ExternalService.java

@@ -0,0 +1,31 @@
+package org.hankki.hankkiserver.api.external.service;
+
+import lombok.RequiredArgsConstructor;
+import org.hankki.hankkiserver.api.external.service.response.LocationResponse;
+import org.hankki.hankkiserver.api.external.service.response.LocationsResponse;
+import org.hankki.hankkiserver.external.openfeign.naver.dto.NaverLocationsDto;
+import org.hankki.hankkiserver.external.openfeign.naver.NaverFeignClient;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+public class ExternalService {
+
+    @Value("${naver.clientId}")
+    private String clientId;
+    @Value("${naver.clientSecret}")
+    private String clientSecret;
+    private static final int DEFAULT_SEARCH_SIZE = 5;
+
+    private final NaverFeignClient naverFeignClient;
+
+    public LocationsResponse getLocations(String query) {
+        NaverLocationsDto locationsDto = naverFeignClient.getLocationInfo(clientId, clientSecret, query, DEFAULT_SEARCH_SIZE);
+        return LocationsResponse.of(locationsDto.items().stream()
+                .map(LocationResponse::of)
+                .collect(Collectors.toList()));
+    }
+}