[#46] 내 문의 조회 기능 구현

backend/src/main/java/org/example/backend/domain/qna/controller/QuestionController.java

@@ -63,4 +63,12 @@ public BaseResponse<List<QuestionDto.QuestionListResponse>> getCompanyQuestions(
         List<QuestionDto.QuestionListResponse> questionList = questionService.getQuestionsByCompanyEmail(companyEmail);
         return new BaseResponse<>(questionList);
     }
+
+    @Operation(summary = "로그인된 사용자의 문의 목록 조회 API", description = "로그인된 사용자가 작성한 문의 목록만 조회합니다.")
+    @GetMapping("/list/my")
+    public BaseResponse<List<QuestionDto.QuestionListResponse>> getMyQuestions(@AuthenticationPrincipal UserDetails userDetails) {
+        String userEmail = userDetails.getUsername();  // 인증된 사용자의 이메일 가져오기
+        List<QuestionDto.QuestionListResponse> questionList = questionService.getQuestionsByUserEmail(userEmail);
+        return new BaseResponse<>(questionList);
+    }
 }

backend/src/main/java/org/example/backend/domain/qna/model/dto/QuestionDto.java

@@ -69,6 +69,8 @@ public static class QuestionListResponse {
         private LocalDateTime createdAt;
         private String email;
         private Long productBoardIdx;
+        private String productTitle;
+
         private List<AnswerDto.AnswerResponse> answers;
     }
 }

backend/src/main/java/org/example/backend/domain/qna/model/entity/Question.java

@@ -79,6 +79,8 @@ public QuestionDto.QuestionListResponse toListResponse() {
                 .email(this.user.getEmail())
                 .answers(answerResponses)  // 답변 리스트 포함
                 .productBoardIdx(getProductBoard().getIdx())
+                .productTitle(getProductBoard().getTitle())
+
                 .build();
     }
 

backend/src/main/java/org/example/backend/domain/qna/repository/QuestionRepository.java

@@ -2,10 +2,12 @@
 
 import org.example.backend.domain.board.model.entity.ProductBoard;
 import org.example.backend.domain.qna.model.entity.Question;
+import org.example.backend.domain.user.model.entity.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 import java.util.List;
 
 public interface QuestionRepository extends JpaRepository<Question, Long> {
     List<Question> findByProductBoardIn(List<ProductBoard> productBoards);
+    List<Question> findByUser(User user);
 }

backend/src/main/java/org/example/backend/domain/qna/service/QuestionService.java

@@ -75,4 +75,13 @@ public List<QuestionDto.QuestionListResponse> getQuestionsByCompanyEmail(String
                 .map(Question::toListResponse)  // 엔티티의 변환 메서드 사용
                 .collect(Collectors.toList());
     }
+
+    public List<QuestionDto.QuestionListResponse> getQuestionsByUserEmail(String userEmail) {
+        User user = userRepository.findByEmail(userEmail)
+                .orElseThrow(() -> new InvalidCustomException(BaseResponseStatus.QNA_USER_NOT_FOUND));
+
+        return questionRepository.findByUser(user).stream()
+                .map(Question::toListResponse)  // 엔티티의 변환 메서드 사용
+                .collect(Collectors.toList());
+    }
 }