✨ Feat: 친구 카테고리 정보 조회 API 구현 완료

<body> 친구관계에 있는 친구를 가져와 카테고리 정보를 return 하는 API 구현 (공개 된 카테고리만 조회) - 관련 : #397
Namo-log · Oct 29, 2024 · da09649 · da09649
1 parent e7ff259
commit da09649
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diff --git a/.../main/java/com/namo/spring/application/external/api/user/controller/FriendController.java b/.../main/java/com/namo/spring/application/external/api/user/controller/FriendController.java
@@ -133,12 +133,14 @@ public ResponseDto<String> deleteFriend(
         return ResponseDto.onSuccess("친구 삭제 완료");
     }
 
+    @Operation(summary = "친구의 스케줄 카테고리 정보를 조회", description = "친구가 등록한 카테고리를 조회합니다(공개된 카테고리만 조회됩니다)")
     @GetMapping("/{friendId}/categories")
     public ResponseDto<List<FriendCategoryResponse.CategoryInfoDto>> getFriendCategories(
             @AuthenticationPrincipal SecurityUserDetails member,
             @Parameter(description = "카테고리를 조회 할 친구의 memberId를 입력해주세요", example = "1")
             @PathVariable Long friendId
     ){
-        return ResponseDto.onSuccess(null);
+        return ResponseDto.onSuccess(friendUseCase
+                .getFriendCategories(member.getUserId(), friendId));
     }
 }
diff --git a/...v2/src/main/java/com/namo/spring/application/external/api/user/usecase/FriendUseCase.java b/...v2/src/main/java/com/namo/spring/application/external/api/user/usecase/FriendUseCase.java
@@ -1,13 +1,18 @@
 package com.namo.spring.application.external.api.user.usecase;
 
+import java.util.List;
+
 import org.springframework.data.domain.Page;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
 
+import com.namo.spring.application.external.api.user.converter.FriendCategoryConverter;
 import com.namo.spring.application.external.api.user.converter.FriendshipConverter;
+import com.namo.spring.application.external.api.user.dto.FriendCategoryResponse;
 import com.namo.spring.application.external.api.user.dto.FriendshipResponse;
 import com.namo.spring.application.external.api.user.service.FriendManageService;
 import com.namo.spring.application.external.api.user.service.MemberManageService;
+import com.namo.spring.db.mysql.domains.category.entity.Category;
 import com.namo.spring.db.mysql.domains.user.entity.Friendship;
 import com.namo.spring.db.mysql.domains.user.entity.Member;
 
@@ -64,4 +69,14 @@ public void deleteFriend(Long memberId, Long friendId) {
         Friendship reversedTarget = friendManageService.getAcceptedFriendship(friendId, memberId);
         friendManageService.deleteFriendShip(target, reversedTarget);
     }
+
+    @Transactional(readOnly = true)
+    public List<FriendCategoryResponse.CategoryInfoDto> getFriendCategories(Long memberId, Long friendId) {
+        Friendship friendship = friendManageService.getAcceptedFriendship(memberId, friendId);
+        List<Category> friendCategories = friendship.getFriend().getCategories();
+
+        return friendCategories.stream()
+                .map(FriendCategoryConverter::toCategoryInfoDto)
+                .toList();
+    }
 }