Merge pull request #87 from NOVA-9th/feat/#86-member-prefer-keywords

[FEAT] 유저 관심 키워드 조회 API 추가

Author: devgeon

src/main/java/com/nova/nova_server/domain/member/controller/MemberInfoController.java

@@ -1,15 +1,19 @@
 package com.nova.nova_server.domain.member.controller;
 
 import com.nova.nova_server.domain.member.dto.*;
+import com.nova.nova_server.domain.member.error.MemberErrorCode;
 import com.nova.nova_server.domain.member.service.MemberService;
 import com.nova.nova_server.global.apiPayload.ApiResponse;
+import com.nova.nova_server.global.apiPayload.exception.NovaException;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 @RestController
 @RequestMapping("/api/members")
 @RequiredArgsConstructor
@@ -72,6 +76,25 @@ public ApiResponse<Void> updatePersonalization(
         return ApiResponse.success(null);
     }
 
+    @Operation(summary = "관심 키워드 조회", description = "사용자의 관심 키워드 목록을 조회합니다.")
+    @GetMapping("/{member_id}/keywords")
+    public ApiResponse<MemberPreferKeywordResponseDto> getMemberKeywords(
+            @Parameter(description = "사용자 ID")
+            @PathVariable("member_id") Long memberId,
+            @AuthenticationPrincipal Long authenticatedMemberId
+    ) {
+        if (!authenticatedMemberId.equals(memberId)) {
+            throw new NovaException(MemberErrorCode.MEMBER_READ_FORBIDDEN);
+        }
+
+        List<String> keywords = memberService.getMemberKeywords(memberId);
+        return ApiResponse.success(MemberPreferKeywordResponseDto.builder()
+                .totalCount(keywords.size())
+                .keywords(keywords)
+                .build()
+        );
+    }
+
     @Operation(summary = "연결된 계정 조회", description = "소셜 로그인 등 사용자와 연결된 계정 정보를 조회합니다.")
     @GetMapping("/{member_id}/connected-accounts")
     public ApiResponse<MemberConnectedAccountsResponseDto> getConnectedAccounts(

src/main/java/com/nova/nova_server/domain/member/dto/MemberPreferKeywordResponseDto.java

@@ -0,0 +1,17 @@
+package com.nova.nova_server.domain.member.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Builder;
+
+import java.util.List;
+
+@Builder
+@Schema(description = "사용자 관심 키워드 응답")
+public record MemberPreferKeywordResponseDto(
+        @Schema(description = "관심 키워드 총 개수", example = "5")
+        long totalCount,
+
+        @Schema(description = "관심 키워드 목록", example = "[\"Spring Boot\", \"React\", \"AI\"]")
+        List<String> keywords
+) {
+}

src/main/java/com/nova/nova_server/domain/member/error/MemberErrorCode.java

@@ -10,6 +10,7 @@
 public enum MemberErrorCode implements ErrorCode {
 
     MEMBER_NOT_FOUND(HttpStatus.NOT_FOUND, "MEMBER4040", "존재하지 않는 사용자입니다."),
+    MEMBER_READ_FORBIDDEN(HttpStatus.FORBIDDEN, "MEMBER4030", "본인의 정보만 조회할 수 있습니다."),
     MEMBER_FORBIDDEN(HttpStatus.FORBIDDEN, "MEMBER4030", "본인의 정보만 수정할 수 있습니다."),
     MEMBER_NAME_REQUIRED(HttpStatus.BAD_REQUEST, "MEMBER4000", "이름은 필수 입력 항목입니다.");
 

src/main/java/com/nova/nova_server/domain/member/service/MemberService.java

@@ -5,20 +5,19 @@
 import com.nova.nova_server.domain.cardNews.repository.CardNewsHiddenRepository;
 import com.nova.nova_server.domain.interest.entity.Interest;
 import com.nova.nova_server.domain.interest.repository.InterestRepository;
+import com.nova.nova_server.domain.keyword.entity.Keyword;
 import com.nova.nova_server.domain.keyword.error.KeywordErrorCode;
+import com.nova.nova_server.domain.keyword.repository.KeywordRepository;
 import com.nova.nova_server.domain.member.dto.*;
 import com.nova.nova_server.domain.member.entity.Member;
-import com.nova.nova_server.domain.keyword.entity.Keyword;
-import com.nova.nova_server.domain.keyword.repository.KeywordRepository;
 import com.nova.nova_server.domain.member.entity.MemberPreferInterest;
 import com.nova.nova_server.domain.member.entity.MemberPreferKeyword;
 import com.nova.nova_server.domain.member.error.MemberErrorCode;
 import com.nova.nova_server.domain.member.repository.MemberPreferInterestRepository;
 import com.nova.nova_server.domain.member.repository.MemberPreferKeywordRepository;
-import com.nova.nova_server.domain.member.repository.MemberRepository;
 import com.nova.nova_server.domain.member.repository.MemberProfileImageRepository;
+import com.nova.nova_server.domain.member.repository.MemberRepository;
 import com.nova.nova_server.global.apiPayload.exception.NovaException;
-
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -119,6 +118,10 @@ public void updateMemberPersonalization(Long memberId, MemberPersonalizationDto
         updateMemberKeywords(member, keywordNames);
     }
 
+    public List<String> getMemberKeywords(Long memberId) {
+        return memberPreferKeywordRepository.findKeywordNamesByMemberId(memberId);
+    }
+
     private void updateMemberInterests(Member member, List<Long> interestIds) {
         memberPreferInterestRepository.deleteByMember(member);
         memberPreferInterestRepository.flush();