feat: 상위 & 하위 태그 전체 조회 API 구현

Api-Module/src/docs/asciidoc/Tag.adoc

@@ -11,11 +11,21 @@ operation::TagControllerTest/createParentTagTest/[snippets='http-request,request
 
 operation::TagControllerTest/createChildTagTest/[snippets='http-request,path-parameters,request-fields,http-response,response-fields']
 
+[[GetAllTagTest]]
+=== 상위 & 하위 태그 전체 조회 API
+
+operation::TagControllerTest/getAllTagsTest/[snippets='http-request,http-response,response-fields']
+
 [[GetParentTagTest]]
 === 상위 태그 조회 API
 
 operation::TagControllerTest/getAllParentTagByUserTest/[snippets='http-request,request-headers,http-response,response-fields']
 
+[[GetChildTagTest]]
+=== 하위 태그 전체 조회 API
+
+operation::TagControllerTest/getAllChildTagTest/[snippets='http-request,path-parameters,http-response,response-fields']
+
 [[GetTopRankTagTest]]
 === 연도 내 경험 최근 추가 순 태그 조회 API
 
@@ -24,12 +34,7 @@ operation::TagControllerTest/getTopRankParentTagTest/[snippets='http-request,req
 [[GetParentTagsByFilter]]
 === 연도 내 상위 태그 조회 API
 
-operation::TagControllerTest/getParentTagsByFilter/[snippets='http-request,http-response,response-fields']
-
-[[GetChildTagTest]]
-=== 하위 태그 전체 조회 API
-
-operation::TagControllerTest/getAllChildTagTest/[snippets='http-request,path-parameters,http-response,response-fields']
+operation::TagControllerTest/getParentTagsByYear/[snippets='http-request,http-response,response-fields']
 
 [[GetChildTagsByFilter]]
 === 상위 태그 내 하위 태그 조회 API

Api-Module/src/main/kotlin/com/bamyanggang/apimodule/domain/tag/application/dto/GetTag.kt

@@ -0,0 +1,20 @@
+package com.bamyanggang.apimodule.domain.tag.application.dto
+
+import java.util.*
+
+class GetTag {
+    data class Response(
+        val tags: List<ParentTagDetail>
+    )
+
+    data class ParentTagDetail(
+        val id: UUID,
+        val name: String,
+        val childTags: List<ChildTagDetail>
+    )
+
+    data class ChildTagDetail(
+        val id: UUID,
+        val name: String,
+    )
+}

Api-Module/src/main/kotlin/com/bamyanggang/apimodule/domain/tag/application/service/TagGetService.kt

@@ -3,6 +3,7 @@ package com.bamyanggang.apimodule.domain.tag.application.service
 import com.bamyanggang.apimodule.common.getAuthenticationPrincipal
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetChildTag
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetParentTag
+import com.bamyanggang.apimodule.domain.tag.application.dto.GetTag
 import com.bamyanggang.domainmodule.domain.experience.service.ExperienceReader
 import com.bamyanggang.domainmodule.domain.tag.service.TagReader
 import org.springframework.stereotype.Service
@@ -104,6 +105,7 @@ class TagGetService(
         )
     }
 
+    @Transactional(readOnly = true)
     fun getAllYearsByParentTagId(parentTagId: UUID): GetParentTag.Years {
         val experiences = getAuthenticationPrincipal().let {
             experienceReader.readByUserIdAndParentTagId(it, parentTagId)
@@ -116,4 +118,28 @@ class TagGetService(
 
         return GetParentTag.Years(years)
     }
+
+    @Transactional(readOnly = true)
+    fun getAllTags(): GetTag.Response {
+        val parentTags = getAuthenticationPrincipal().let {
+            tagReader.readAllParentTagsByUserId(it)
+        }
+
+        val parentTagDetails = parentTags.map {
+            val childTagDetails = tagReader.readChildTagsByParentTagId(it.id).map {
+                GetTag.ChildTagDetail(
+                    it.id,
+                    it.name
+                )
+            }
+
+            GetTag.ParentTagDetail(
+                it.id,
+                it.name,
+                childTagDetails
+            )
+        }
+
+        return GetTag.Response(parentTagDetails)
+    }
 }

Api-Module/src/main/kotlin/com/bamyanggang/apimodule/domain/tag/presentation/TagApi.kt

@@ -2,6 +2,7 @@ package com.bamyanggang.apimodule.domain.tag.presentation
 
 object TagApi {
     const val BASE_URL = "/api/tags"
+    const val ALL_TAGS = "${BASE_URL}/all-tags"
     const val MY_PARENT_TAG_URL = "$BASE_URL/my"
     const val TOP_RANK_TAG_URL = "$BASE_URL/top-rank"
     const val TAG_PATH_VARIABLE_URL = "$BASE_URL/{tagId}"

Api-Module/src/main/kotlin/com/bamyanggang/apimodule/domain/tag/presentation/TagController.kt

@@ -3,6 +3,7 @@ package com.bamyanggang.apimodule.domain.tag.presentation
 import com.bamyanggang.apimodule.domain.tag.application.dto.CreateTag
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetChildTag
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetParentTag
+import com.bamyanggang.apimodule.domain.tag.application.dto.GetTag
 import com.bamyanggang.apimodule.domain.tag.application.service.TagCreateService
 import com.bamyanggang.apimodule.domain.tag.application.service.TagDeleteService
 import com.bamyanggang.apimodule.domain.tag.application.service.TagGetService
@@ -38,6 +39,11 @@ class TagController(
         return tagGetService.getAllChildTagsByParentTagId(parentTagId)
     }
 
+    @GetMapping(TagApi.ALL_TAGS)
+    fun getAllTags(): GetTag.Response {
+        return tagGetService.getAllTags()
+    }
+
     @GetMapping(TagApi.BASE_URL)
     fun getParentTagsByYear(@RequestParam("year") year: Int): GetParentTag.TotalTagInfo {
         return tagGetService.getAllParentTagsByYear(year)

Api-Module/src/test/kotlin/com/bamyanggang/apimodule/domain/tag/presentation/TagControllerTest.kt

@@ -4,6 +4,7 @@ import com.bamyanggang.apimodule.BaseRestDocsTest
 import com.bamyanggang.apimodule.domain.tag.application.dto.CreateTag
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetChildTag
 import com.bamyanggang.apimodule.domain.tag.application.dto.GetParentTag
+import com.bamyanggang.apimodule.domain.tag.application.dto.GetTag
 import com.bamyanggang.commonmodule.exception.ExceptionHandler
 import com.bamyanggang.commonmodule.fixture.generateFixture
 import com.bamyanggang.domainmodule.domain.tag.exception.TagException
@@ -209,6 +210,54 @@ class TagControllerTest : BaseRestDocsTest() {
         )
     }
 
+    @Test
+    @DisplayName("상위 태그와 하위 태그 전체를 조회한다.")
+    fun getAllTagsTest() {
+        //given
+        val childTagDetails = arrayListOf(
+            GetTag.ChildTagDetail(UUID.randomUUID(), "하위 태그 이름 1"),
+            GetTag.ChildTagDetail(UUID.randomUUID(), "하위 태그 이름 2")
+        )
+
+        val parentTagDetails = arrayListOf(
+            GetTag.ParentTagDetail(UUID.randomUUID(),
+                "상위, 태그 이름 1",
+                childTagDetails
+            ),
+            GetTag.ParentTagDetail(UUID.randomUUID(),
+                "상위, 태그 이름 1",
+                childTagDetails
+            ),
+        )
+
+        val tagResponse = GetTag.Response(parentTagDetails)
+
+        given(tagController.getAllTags()).willReturn(tagResponse)
+
+        val request = RestDocumentationRequestBuilders.get(TagApi.ALL_TAGS)
+            .header("Authorization", "Bearer Access Token")
+
+        //when
+        val result = mockMvc.perform(request)
+
+        //then
+        result.andExpect(status().isOk)
+            .andDo(resultHandler.document(
+                requestHeaders(
+                    headerWithName("Authorization").description("엑세스 토큰")
+                ),
+                responseFields(
+                    fieldWithPath("tags").description("태그 리스트"),
+                    fieldWithPath("tags[].id").description("상위 태그 id"),
+                    fieldWithPath("tags[].name").description("상위 태그 이름"),
+                    fieldWithPath("tags[].childTags").description("하위 태그 리스트"),
+                    fieldWithPath("tags[].childTags[].id").description("하위 태그 id"),
+                    fieldWithPath("tags[].childTags[].name").description("하위 태그 이름"),
+                )
+            )
+        )
+    }
+
     @Test
     @DisplayName("하위 태그를 전체 조회한다.")
     fun getAllChildTagTest() {

Domain-Module/src/main/kotlin/com/bamyanggang/domainmodule/domain/tag/repository/TagRepository.kt

@@ -11,4 +11,5 @@ interface TagRepository {
     fun deleteByTagId(tagId: UUID)
     fun isExistById(tagId: UUID): Boolean
     fun findByParentTagIds(tagParentTagIds: List<UUID>): List<Tag>
+    fun findAllChildTagsByParentTagId(parentTagId: UUID) : List<Tag>
 }

Domain-Module/src/main/kotlin/com/bamyanggang/domainmodule/domain/tag/service/TagReader.kt

@@ -24,4 +24,8 @@ class TagReader(
     fun readByIds(parentTagIds: List<UUID>): List<Tag> {
         return tagRepository.findByParentTagIds(parentTagIds)
     }
+
+    fun readChildTagsByParentTagId(parentTagId: UUID) : List<Tag> {
+        return tagRepository.findAllChildTagsByParentTagId(parentTagId)
+    }
 }

Infrastructure-Module/persistence/src/main/java/com/bamyanggang/persistence/tag/TagRepositoryImpl.java

@@ -3,7 +3,6 @@
 import com.bamyanggang.domainmodule.domain.tag.aggregate.Tag;
 import com.bamyanggang.domainmodule.domain.tag.exception.TagException.NotFoundTag;
 import com.bamyanggang.domainmodule.domain.tag.repository.TagRepository;
-import com.bamyanggang.persistence.common.exception.PersistenceException.NotFound;
 import com.bamyanggang.persistence.tag.jpa.entity.TagJpaEntity;
 import com.bamyanggang.persistence.tag.jpa.repository.TagJpaRepository;
 import com.bamyanggang.persistence.tag.mapper.TagMapper;
@@ -57,4 +56,10 @@ public Tag findById(UUID tagId) {
         TagJpaEntity tagJpaEntity = tagJpaRepository.findById(tagId).orElseThrow(NotFoundTag::new);
         return tagMapper.toDomainEntity(tagJpaEntity);
     }
+
+    @Override
+    public List<Tag> findAllChildTagsByParentTagId(UUID parentTagId) {
+        List<TagJpaEntity> tagJpaEntities = tagJpaRepository.findAllByParentTagId(parentTagId);
+        return tagJpaEntities.stream().map(tagMapper::toDomainEntity).toList();
+    }
 }

Infrastructure-Module/persistence/src/main/java/com/bamyanggang/persistence/tag/jpa/repository/TagJpaRepository.java

@@ -7,6 +7,6 @@
 
 public interface TagJpaRepository extends JpaRepository<TagJpaEntity, UUID> {
     List<TagJpaEntity> findAllByUserIdAndParentTagIdIsNull(UUID userId);
-
-    List<TagJpaEntity> findAllByUserIdAndParentTagId(UUID parentTagId, UUID parentId);
+    List<TagJpaEntity> findAllByUserIdAndParentTagId(UUID userId, UUID parentId);
+    List<TagJpaEntity> findAllByParentTagId(UUID parentTagId);
 }