Refactor/#54 제휴 장소 관련 조회 기능 성능 최적화

src/main/java/com/campus/campus/domain/councilpost/domain/repository/PostImageRepository.java

@@ -24,4 +24,6 @@ public interface PostImageRepository extends JpaRepository<PostImage, Long> {
 			order by pi.id asc
 		""")
 	List<String> findImageUrlsByPost(@Param("post") StudentCouncilPost post);
+
+	List<PostImage> findAllByPostIn(List<StudentCouncilPost> posts);
 }

src/main/java/com/campus/campus/domain/councilpost/domain/repository/StudentCouncilPostRepository.java

@@ -220,6 +220,7 @@ Page<StudentCouncilPost> findUpcomingMajorEvents(
 			LEFT JOIN w.school s
 			LEFT JOIN w.college c
 			LEFT JOIN w.major m
+			JOIN p.place pl
 			WHERE w.deletedAt IS NULL
 			  AND p.category = :category
 			  AND p.startDateTime <= :now
@@ -249,7 +250,7 @@ List<StudentCouncilPost> findByUserScopeWithCursor(
 			SELECT p
 			FROM StudentCouncilPost p
 			JOIN p.writer w
-			JOIN p.place pl
+			JOIN FETCH p.place pl
 			LEFT JOIN w.school s
 			LEFT JOIN w.college c
 			LEFT JOIN w.major m

src/main/java/com/campus/campus/domain/councilpost/presentation/StudentCouncilPostForUserController.java

@@ -34,6 +34,7 @@
 @RequiredArgsConstructor
 @Slf4j
 public class StudentCouncilPostForUserController {
+	private final StudentCouncilPostForUserService postService;
 
 	@PostMapping("/{postId}/like")
 	@Operation(summary = "학생회 게시글 좋아요 토글")
@@ -56,8 +57,6 @@ public CommonResponse<Page<GetLikedPostResponse>> getLikedPosts(
 		return CommonResponse.success(StudentCouncilPostResponseCode.POST_LIST_READ_SUCCESS, responses);
 	}
 
-	private final StudentCouncilPostForUserService postService;
-
 	@GetMapping("/school")
 	@Operation(
 		summary = "학교 학생회 게시글 목록 조회",
@@ -79,10 +78,11 @@ public CommonResponse<Page<PostListItemResponse>> getSchoolPosts(
 		@RequestParam(required = false) PostCategory category,
 		@RequestParam(defaultValue = "1") int page,
 		@RequestParam(defaultValue = "20") int size,
-		@RequestParam(required = false)	Long excludePostId,
+		@RequestParam(required = false) Long excludePostId,
 		@CurrentUserId Long userId
 	) {
-		Page<PostListItemResponse> responseDto = postService.findSchoolPosts(category, page, size, userId, excludePostId);
+		Page<PostListItemResponse> responseDto = postService.findSchoolPosts(category, page, size, userId,
+			excludePostId);
 		return CommonResponse.success(StudentCouncilPostResponseCode.POST_LIST_READ_SUCCESS, responseDto);
 	}
 
@@ -111,7 +111,8 @@ public CommonResponse<Page<PostListItemResponse>> getCollegePosts(
 		@RequestParam(required = false) Long excludePostId,
 		@CurrentUserId Long userId
 	) {
-		Page<PostListItemResponse> responseDto = postService.findCollegePosts(category, page, size, userId, excludePostId);
+		Page<PostListItemResponse> responseDto = postService.findCollegePosts(category, page, size, userId,
+			excludePostId);
 
 		return CommonResponse.success(StudentCouncilPostResponseCode.POST_LIST_READ_SUCCESS, responseDto);
 	}
@@ -141,7 +142,8 @@ public CommonResponse<Page<PostListItemResponse>> getMajorPosts(
 		@RequestParam(required = false) Long excludePostId,
 		@CurrentUserId Long userId
 	) {
-		Page<PostListItemResponse> responseDto = postService.findMajorPosts(category, page, size, userId, excludePostId);
+		Page<PostListItemResponse> responseDto = postService.findMajorPosts(category, page, size, userId,
+			excludePostId);
 
 		return CommonResponse.success(StudentCouncilPostResponseCode.POST_LIST_READ_SUCCESS, responseDto);
 	}

src/main/java/com/campus/campus/domain/partnership/application/dto/response/PartnershipPinResponse.java → src/main/java/com/campus/campus/domain/place/application/dto/response/PartnershipPinResponse.java

@@ -1,4 +1,4 @@
-package com.campus.campus.domain.partnership.application.dto.response;
+package com.campus.campus.domain.place.application.dto.response;
 
 import io.swagger.v3.oas.annotations.media.Schema;
 

src/main/java/com/campus/campus/domain/place/application/mapper/PlaceMapper.java

@@ -6,10 +6,9 @@
 
 import com.campus.campus.domain.council.domain.entity.CouncilType;
 import com.campus.campus.domain.councilpost.domain.entity.StudentCouncilPost;
-import com.campus.campus.domain.partnership.application.dto.response.PartnershipPinResponse;
+import com.campus.campus.domain.place.application.dto.response.PartnershipPinResponse;
 import com.campus.campus.domain.place.application.dto.response.LikeResponse;
 import com.campus.campus.domain.place.application.dto.response.SavedPlaceInfo;
-import com.campus.campus.domain.place.application.dto.response.geocoder.AddressResponse;
 import com.campus.campus.domain.place.application.dto.response.naver.NaverSearchResponse;
 import com.campus.campus.domain.place.application.dto.response.partnership.PartnershipResponse;
 import com.campus.campus.domain.place.domain.entity.Coordinate;

src/main/java/com/campus/campus/domain/partnership/application/service/PartnershipService.java → src/main/java/com/campus/campus/domain/place/application/service/PartnershipPlaceService.java

@@ -1,9 +1,12 @@
-package com.campus.campus.domain.partnership.application.service;
+package com.campus.campus.domain.place.application.service;
 
 import java.time.LocalDateTime;
 import java.util.AbstractMap;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
 
 import org.springframework.data.domain.PageRequest;
 import org.springframework.data.domain.Pageable;
@@ -15,10 +18,11 @@
 import com.campus.campus.domain.councilpost.application.exception.PlaceInfoNotFoundException;
 import com.campus.campus.domain.councilpost.application.exception.PostNotFoundException;
 import com.campus.campus.domain.councilpost.domain.entity.PostCategory;
+import com.campus.campus.domain.councilpost.domain.entity.PostImage;
 import com.campus.campus.domain.councilpost.domain.entity.StudentCouncilPost;
 import com.campus.campus.domain.councilpost.domain.repository.PostImageRepository;
 import com.campus.campus.domain.councilpost.domain.repository.StudentCouncilPostRepository;
-import com.campus.campus.domain.partnership.application.dto.response.PartnershipPinResponse;
+import com.campus.campus.domain.place.application.dto.response.PartnershipPinResponse;
 import com.campus.campus.domain.place.application.dto.response.partnership.PartnershipResponse;
 import com.campus.campus.domain.place.application.mapper.PlaceMapper;
 import com.campus.campus.domain.place.domain.entity.Place;
@@ -34,15 +38,15 @@
 @Slf4j
 @RequiredArgsConstructor
 @Service
-public class PartnershipService {
+public class PartnershipPlaceService {
 
 	private final UserRepository userRepository;
 	private final LikedPlacesRepository likedPlacesRepository;
 	private final PostImageRepository postImageRepository;
 	private final PlaceMapper placeMapper;
 	private final StudentCouncilPostRepository studentCouncilPostRepository;
 
-	@Transactional
+	@Transactional(readOnly = true)
 	public List<PartnershipResponse> getPartnershipPlaces(Long userId, Long cursor, int size, double userLat,
 		double userLng) {
 		User user = userRepository.findById(userId)
@@ -58,45 +62,67 @@ public List<PartnershipResponse> getPartnershipPlaces(Long userId, Long cursor,
 
 		//유저가 속한 학생회들의 제휴글(major/college/school) 전부 조회
 		List<StudentCouncilPost> posts = studentCouncilPostRepository.findByUserScopeWithCursor(
-			majorId,
-			collegeId,
-			schoolId,
+			majorId, collegeId, schoolId,
 			PostCategory.PARTNERSHIP,
-			CouncilType.MAJOR_COUNCIL,
-			CouncilType.COLLEGE_COUNCIL,
-			CouncilType.SCHOOL_COUNCIL,
-			cursor,
-			LocalDateTime.now(),
-			pageable
+			CouncilType.MAJOR_COUNCIL, CouncilType.COLLEGE_COUNCIL, CouncilType.SCHOOL_COUNCIL,
+			cursor, LocalDateTime.now(), pageable
 		);
 
-		return posts.stream()
-			.filter(post -> post.getPlace() != null && post.getPlace().getCoordinate() != null)
+		List<AbstractMap.SimpleEntry<StudentCouncilPost, Double>> sortedEntries = posts.stream()
 			.map(post -> {
 				Place place = post.getPlace();
-
 				double distanceMeter = GeoUtil.distanceMeter(
 					userLat, userLng,
 					place.getCoordinate().latitude(),
 					place.getCoordinate().longitude()
 				);
-
-				// post + distance를 함께 묶음
 				return new AbstractMap.SimpleEntry<>(post, distanceMeter);
 			})
-			.sorted(Map.Entry.comparingByValue()) // 거리순 정렬
+			.sorted(Map.Entry.comparingByValue())
 			.limit(size)
+			.toList();
+
+		if (sortedEntries.isEmpty()) {
+			return List.of();
+		}
+
+		List<StudentCouncilPost> targetPosts = sortedEntries.stream()
+			.map(AbstractMap.SimpleEntry::getKey)
+			.toList();
+
+		Set<Long> placeIds = targetPosts.stream()
+			.map(post -> post.getPlace().getPlaceId())
+			.collect(Collectors.toSet());
+
+		Map<Long, List<String>> postImageMap = postImageRepository.findAllByPostIn(targetPosts)
+			.stream()
+			.collect(Collectors.groupingBy(
+				img -> img.getPost().getId(),
+				Collectors.mapping(PostImage::getImageUrl, Collectors.toList())
+			));
+
+		Set<Long> likedPlaceIds;
+		if (placeIds.isEmpty()) {
+			likedPlaceIds = Collections.emptySet();
+		} else {
+			likedPlaceIds = likedPlacesRepository.findLikedPlaceIds(userId, placeIds);
+		}
+
+		return sortedEntries.stream()
 			.map(entry -> {
 				StudentCouncilPost post = entry.getKey();
 				double distanceMeter = entry.getValue();
 				double rounded = Math.round(distanceMeter * 100.0) / 100.0;
 
+				List<String> images = postImageMap.getOrDefault(post.getId(), List.of());
+				boolean isLiked = likedPlaceIds.contains(post.getPlace().getPlaceId());
+
 				return placeMapper.toPartnershipResponse(
 					user,
 					post,
 					post.getPlace(),
-					isLiked(post.getPlace(), user),
-					getImgUrls(post),
+					isLiked,
+					images,
 					rounded
 				);
 			})
@@ -144,9 +170,7 @@ public PartnershipResponse getPartnershipDetail(Long postId, Long userId, double
 			.orElseThrow(UserNotFoundException::new);
 
 		double distanceMeter = GeoUtil.distanceMeter(
-			userLat, userLng,
-			place.getCoordinate().latitude(),
-			place.getCoordinate().longitude()
+			userLat, userLng, place.getCoordinate().latitude(), place.getCoordinate().longitude()
 		);
 		double rounded = Math.round(distanceMeter * 100.0) / 100.0;
 

src/main/java/com/campus/campus/domain/place/application/service/PlaceService.java

@@ -117,9 +117,16 @@ public Place findOrCreatePlace(PostRequest request) {
 		SavedPlaceInfo place = request.place();
 		String placeKey = place.placeKey();
 
-		//이미 Place 존재하는지 확인 후 없으면 객체 생성 후 저장
 		return placeRepository.findByPlaceKey(placeKey)
-			.orElseGet(() -> placeRepository.save(placeMapper.createPlace(place)));
+			.orElseGet(() -> {
+				Place newPlace = placeRepository.save(placeMapper.createPlace(place));
+
+				if (place.imgUrls() != null && !place.imgUrls().isEmpty()) {
+					migrateImagesToOci(newPlace.getPlaceKey(), place.imgUrls());
+				}
+
+				return newPlace;
+			});
 	}
 
 	//장소 저장