[Feat] 음식점 태그 조회 API 구현

src/main/java/eatda/controller/store/StoreController.java

@@ -23,9 +23,10 @@ public class StoreController {
     private final StoreService storeService;
     private final StoreSearchService storeSearchService;
 
-    @GetMapping("/api/shops/{storeId}/images")
-    public ResponseEntity<ImagesResponse> getStoreImages(@PathVariable long storeId) {
-        return ResponseEntity.ok(storeService.getStoreImages(storeId));
+    @GetMapping("/api/shops/{storeId}")
+    public ResponseEntity<StoreResponse> getStore(@PathVariable long storeId) {
+        StoreResponse response = storeService.getStore(storeId);
+        return ResponseEntity.ok(response);
     }
 
     @GetMapping("/api/shops")
@@ -36,9 +37,14 @@ public ResponseEntity<StoresResponse> getStores(@RequestParam(defaultValue = "0"
         return ResponseEntity.ok(response);
     }
 
-    @GetMapping("/api/shops/{storeId}")
-    public ResponseEntity<StoreResponse> getStore(@PathVariable long storeId) {
-        StoreResponse response = storeService.getStore(storeId);
+    @GetMapping("/api/shops/{storeId}/images")
+    public ResponseEntity<ImagesResponse> getStoreImages(@PathVariable long storeId) {
+        return ResponseEntity.ok(storeService.getStoreImages(storeId));
+    }
+
+    @GetMapping("/api/shops/{storeId}/tags")
+    public ResponseEntity<TagsResponse> getStoreTags(@PathVariable long storeId) {
+        TagsResponse response = storeService.getStoreTags(storeId);
         return ResponseEntity.ok(response);
     }
 

src/main/java/eatda/controller/store/TagsResponse.java

@@ -0,0 +1,16 @@
+package eatda.controller.store;
+
+import eatda.domain.cheer.CheerTag;
+import eatda.domain.cheer.CheerTagName;
+import java.util.List;
+
+public record TagsResponse(List<CheerTagName> tags) {
+
+    public static TagsResponse from(List<CheerTag> cheerTags) {
+        List<CheerTagName> cheerTagNames = cheerTags.stream()
+                .map(CheerTag::getName)
+                .distinct()
+                .toList();
+        return new TagsResponse(cheerTagNames);
+    }
+}

src/main/java/eatda/repository/cheer/CheerTagRepository.java

@@ -1,8 +1,11 @@
 package eatda.repository.cheer;
 
 import eatda.domain.cheer.CheerTag;
+import eatda.domain.store.Store;
+import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface CheerTagRepository extends JpaRepository<CheerTag, Long> {
 
+    List<CheerTag> findAllByCheerStore(Store storeId);
 }

src/main/java/eatda/service/cheer/CheerService.java

@@ -16,9 +16,7 @@
 import eatda.domain.store.StoreSearchResult;
 import eatda.exception.BusinessErrorCode;
 import eatda.exception.BusinessException;
-import eatda.repository.cheer.CheerImageRepository;
 import eatda.repository.cheer.CheerRepository;
-import eatda.repository.cheer.CheerTagRepository;
 import eatda.repository.member.MemberRepository;
 import eatda.repository.store.StoreRepository;
 import java.util.Comparator;
@@ -39,8 +37,6 @@ public class CheerService {
     private final MemberRepository memberRepository;
     private final StoreRepository storeRepository;
     private final CheerRepository cheerRepository;
-    private final CheerTagRepository cheerTagRepository;
-    private final CheerImageRepository cheerImageRepository;
     private final FileClient fileClient;
 
     @Value("${cdn.base-url}")
@@ -79,7 +75,8 @@ private void validateRegisterCheer(Member member, String storeKakaoId) {
         }
     }
 
-    private List<CheerRegisterRequest.UploadedImageDetail> sortImages(List<CheerRegisterRequest.UploadedImageDetail> images) {
+    private List<CheerRegisterRequest.UploadedImageDetail> sortImages(
+            List<CheerRegisterRequest.UploadedImageDetail> images) {
         return images.stream()
                 .sorted(Comparator.comparingLong(CheerRegisterRequest.UploadedImageDetail::orderIndex))
                 .toList();

src/main/java/eatda/service/store/StoreService.java

@@ -9,11 +9,14 @@
 import eatda.controller.store.StoreResponse;
 import eatda.controller.store.StoresInMemberResponse;
 import eatda.controller.store.StoresResponse;
+import eatda.controller.store.TagsResponse;
 import eatda.domain.cheer.CheerImage;
+import eatda.domain.cheer.CheerTag;
 import eatda.domain.store.Store;
 import eatda.domain.store.StoreCategory;
 import eatda.repository.cheer.CheerImageRepository;
 import eatda.repository.cheer.CheerRepository;
+import eatda.repository.cheer.CheerTagRepository;
 import eatda.repository.store.StoreRepository;
 import java.util.List;
 import java.util.Optional;
@@ -30,6 +33,7 @@ public class StoreService {
 
     private final StoreRepository storeRepository;
     private final CheerRepository cheerRepository;
+    private final CheerTagRepository cheerTagRepository;
     private final CheerImageRepository cheerImageRepository;
 
     @Value("${cdn.base-url}")
@@ -57,6 +61,13 @@ private List<Store> findStores(int page, int size, @Nullable String category) {
                 StoreCategory.from(category), PageRequest.of(page, size));
     }
 
+    @Transactional(readOnly = true)
+    public TagsResponse getStoreTags(long storeId) {
+        Store store = storeRepository.getById(storeId);
+        List<CheerTag> cheerTags = cheerTagRepository.findAllByCheerStore(store);
+        return TagsResponse.from(cheerTags);
+    }
+
     @Transactional(readOnly = true)
     public ImagesResponse getStoreImages(long storeId) {
         Store store = storeRepository.getById(storeId);

src/test/java/eatda/controller/BaseControllerTest.java

@@ -15,6 +15,7 @@
 import eatda.domain.member.Member;
 import eatda.fixture.CheerGenerator;
 import eatda.fixture.CheerImageGenerator;
+import eatda.fixture.CheerTagGenerator;
 import eatda.fixture.MemberGenerator;
 import eatda.fixture.StoreGenerator;
 import eatda.fixture.StoryGenerator;
@@ -60,6 +61,9 @@ public class BaseControllerTest {
     @Autowired
     protected CheerGenerator cheerGenerator;
 
+    @Autowired
+    protected CheerTagGenerator cheerTagGenerator;
+
     @Autowired
     protected StoryGenerator storyGenerator;
 

src/test/java/eatda/controller/store/StoreControllerTest.java

@@ -5,10 +5,13 @@
 
 import eatda.controller.BaseControllerTest;
 import eatda.domain.cheer.Cheer;
+import eatda.domain.cheer.CheerTagName;
 import eatda.domain.member.Member;
 import eatda.domain.store.Store;
 import eatda.domain.store.StoreCategory;
+import io.restassured.http.ContentType;
 import java.time.LocalDateTime;
+import java.util.List;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 import org.springframework.http.HttpHeaders;
@@ -149,6 +152,30 @@ class GetStoreImages {
         }
     }
 
+
+    @Nested
+    class GetStoreTags {
+
+        @Test
+        void 음식점_태그들을_조회한다() {
+            Member member = memberGenerator.generate("111");
+            Store store = storeGenerator.generate("농민백암순대", "서울 강남구 대치동 896-33");
+            Cheer cheer = cheerGenerator.generateCommon(member, store);
+            cheerTagGenerator.generate(cheer, List.of(CheerTagName.INSTAGRAMMABLE, CheerTagName.CLEAN_RESTROOM));
+
+            TagsResponse response = given()
+                    .when()
+                    .contentType(ContentType.JSON)
+                    .get("/api/shops/{storeId}/tags", store.getId())
+                    .then()
+                    .statusCode(200)
+                    .extract().as(TagsResponse.class);
+
+            assertThat(response.tags())
+                    .containsExactlyInAnyOrder(CheerTagName.INSTAGRAMMABLE, CheerTagName.CLEAN_RESTROOM);
+        }
+    }
+
     @Nested
     class GetStoresByCheeredMember {
 

src/test/java/eatda/document/store/StoreDocumentTest.java

@@ -17,10 +17,12 @@
 import eatda.controller.store.StoreResponse;
 import eatda.controller.store.StoresInMemberResponse;
 import eatda.controller.store.StoresResponse;
+import eatda.controller.store.TagsResponse;
 import eatda.document.BaseDocumentTest;
 import eatda.document.RestDocsRequest;
 import eatda.document.RestDocsResponse;
 import eatda.document.Tag;
+import eatda.domain.cheer.CheerTagName;
 import eatda.domain.store.District;
 import eatda.domain.store.StoreCategory;
 import eatda.domain.store.StoreSearchResult;
@@ -228,6 +230,57 @@ class GetStoreImages {
 
     }
 
+    @Nested
+    class GetStoreTags {
+
+        RestDocsRequest requestDocument = request()
+                .tag(Tag.STORE_API)
+                .summary("음식점 태그 조회")
+                .pathParameter(
+                        parameterWithName("storeId").description("음식점 ID")
+                );
+
+        RestDocsResponse responseDocument = response()
+                .responseBodyField(
+                        fieldWithPath("tags").type(ARRAY).description("음식점 태그 목록")
+                );
+
+        @Test
+        void 음식점_태그_조회_성공() {
+            long storeId = 7L;
+            TagsResponse response = new TagsResponse(List.of(CheerTagName.INSTAGRAMMABLE, CheerTagName.CLEAN_RESTROOM));
+            doReturn(response).when(storeService).getStoreTags(storeId);
+
+            var document = document("store/get-tags", 200)
+                    .request(requestDocument)
+                    .response(responseDocument)
+                    .build();
+
+            given(document)
+                    .contentType(ContentType.JSON)
+                    .when().get("/api/shops/{storeId}/tags", storeId)
+                    .then().statusCode(200);
+        }
+
+        @EnumSource(value = BusinessErrorCode.class, names = {"STORE_NOT_FOUND"})
+        @ParameterizedTest
+        void 음식점_태그_조회_실패(BusinessErrorCode errorCode) {
+            long storeId = 1L;
+            doThrow(new BusinessException(errorCode)).when(storeService).getStoreTags(storeId);
+
+            var document = document("store/get-tags", errorCode)
+                    .request(requestDocument)
+                    .response(ERROR_RESPONSE)
+                    .build();
+
+            given(document)
+                    .contentType(ContentType.JSON)
+                    .pathParam("storeId", storeId)
+                    .when().get("/api/shops/{storeId}/tags")
+                    .then().statusCode(errorCode.getStatus().value());
+        }
+    }
+
     @Nested
     class GetStoresByCheeredMember {
 

src/test/java/eatda/fixture/CheerTagGenerator.java

@@ -0,0 +1,24 @@
+package eatda.fixture;
+
+import eatda.domain.cheer.Cheer;
+import eatda.domain.cheer.CheerTag;
+import eatda.domain.cheer.CheerTagName;
+import eatda.repository.cheer.CheerTagRepository;
+import java.util.List;
+import org.springframework.stereotype.Component;
+
+@Component
+public class CheerTagGenerator {
+
+    private final CheerTagRepository cheerTagRepository;
+
+    public CheerTagGenerator(CheerTagRepository cheerTagRepository) {
+        this.cheerTagRepository = cheerTagRepository;
+    }
+
+    public List<CheerTag> generate(Cheer cheer, List<CheerTagName> tagNames) {
+        return tagNames.stream()
+                .map(name -> cheerTagRepository.save(new CheerTag(cheer, name)))
+                .toList();
+    }
+}

src/test/java/eatda/service/BaseServiceTest.java

@@ -6,6 +6,7 @@
 import eatda.client.oauth.OauthClient;
 import eatda.fixture.CheerGenerator;
 import eatda.fixture.CheerImageGenerator;
+import eatda.fixture.CheerTagGenerator;
 import eatda.fixture.MemberGenerator;
 import eatda.fixture.StoreGenerator;
 import eatda.fixture.StoryGenerator;
@@ -54,6 +55,9 @@ public abstract class BaseServiceTest {
     @Autowired
     protected CheerGenerator cheerGenerator;
 
+    @Autowired
+    protected CheerTagGenerator cheerTagGenerator;
+
     @Autowired
     protected StoryGenerator storyGenerator;
 

src/test/java/eatda/service/store/StoreServiceTest.java

@@ -9,6 +9,9 @@
 import eatda.controller.store.StoresInMemberResponse;
 import eatda.controller.store.StoresResponse;
 import eatda.domain.cheer.Cheer;
+import eatda.controller.store.TagsResponse;
+import eatda.domain.cheer.Cheer;
+import eatda.domain.cheer.CheerTagName;
 import eatda.domain.member.Member;
 import eatda.domain.store.District;
 import eatda.domain.store.Store;
@@ -17,6 +20,7 @@
 import eatda.exception.BusinessException;
 import eatda.service.BaseServiceTest;
 import java.time.LocalDateTime;
+import java.util.List;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -164,6 +168,49 @@ class GetStores {
         }
     }
 
+    @Nested
+    class GetStoreTags {
+
+        @Test
+        void 음식점의_태그들을_조회한다() {
+            Member member1 = memberGenerator.generate("111", "[email protected]", "nickname1");
+            Member member2 = memberGenerator.generate("112", "[email protected]", "nickname2");
+            Store store = storeGenerator.generate("농민백암순대", "서울 강남구 대치동 896-33");
+            Cheer cheer1 = cheerGenerator.generateCommon(member1, store);
+            Cheer cheer2 = cheerGenerator.generateCommon(member2, store);
+            cheerTagGenerator.generate(cheer1, List.of(CheerTagName.INSTAGRAMMABLE, CheerTagName.ENERGETIC));
+            cheerTagGenerator.generate(cheer2, List.of(CheerTagName.INSTAGRAMMABLE, CheerTagName.CLEAN_RESTROOM));
+
+            TagsResponse response = storeService.getStoreTags(store.getId());
+
+            assertThat(response.tags()).containsExactlyInAnyOrder(
+                    CheerTagName.INSTAGRAMMABLE, CheerTagName.ENERGETIC, CheerTagName.CLEAN_RESTROOM);
+        }
+
+        @Test
+        void 음식점의_태그가_없다면_빈_리스트를_반환한다() {
+            Member member1 = memberGenerator.generate("111", "[email protected]", "nickname1");
+            Member member2 = memberGenerator.generate("112", "[email protected]", "nickname2");
+            Store store = storeGenerator.generate("농민백암순대", "서울 강남구 대치동 896-33");
+            cheerGenerator.generateCommon(member1, store);
+            cheerGenerator.generateCommon(member2, store);
+
+            TagsResponse response = storeService.getStoreTags(store.getId());
+
+            assertThat(response.tags()).isEmpty();
+        }
+
+        @Test
+        void 음식점이_존재하지_않으면_예외를_발생시킨다() {
+            long nonExistentStoreId = 999L;
+
+            BusinessException exception = assertThrows(BusinessException.class,
+                    () -> storeService.getStoreTags(nonExistentStoreId));
+
+            assertThat(exception.getErrorCode()).isEqualTo(BusinessErrorCode.STORE_NOT_FOUND);
+        }
+    }
+
     @Nested
     class GetStoreImages {