Merge pull request #41 from YAPP-Github/feat/T3-128

[T3-128] 수정 페이지에서 사용되는 루틴 단건 조회 API

Author: yuseok0215

src/main/java/bitnagil/bitnagil_backend/routine/controller/RoutineController.java

@@ -6,6 +6,7 @@
 import bitnagil.bitnagil_backend.routine.domain.enums.RoutineType;
 import bitnagil.bitnagil_backend.routine.request.DeleteRoutineByDayRequest;
 import bitnagil.bitnagil_backend.routine.request.UpdateRoutineCompletionRequest;
+import bitnagil.bitnagil_backend.routine.response.RoutineSearchResultDto;
 import jakarta.validation.constraints.NotNull;
 
 import org.springframework.security.core.parameters.P;
@@ -28,6 +29,7 @@
 import bitnagil.bitnagil_backend.routine.request.UpdateRoutineRequest;
 import bitnagil.bitnagil_backend.routine.service.RoutineService;
 import bitnagil.bitnagil_backend.user.domain.User;
+import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
 @RestController
@@ -92,4 +94,11 @@ public CustomResponseDto<Object> updateRoutineCompletionStatus(@CurrentUser User
 
         return CustomResponseDto.from(null);
     }
+
+    // 루틴 수정 페이지에서 사용되는 루틴 단건 조회 API
+    @GetMapping("{routineId}")
+    public CustomResponseDto<RoutineSearchResultDto> getRoutine(@CurrentUser User user, @PathVariable UUID routineId) {
+
+        return CustomResponseDto.from(routineService.getRoutine(user, routineId));
+    }
 }

src/main/java/bitnagil/bitnagil_backend/routine/controller/spec/RoutineSpec.java

@@ -3,6 +3,7 @@
 import java.time.LocalDate;
 import java.util.UUID;
 
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 
 import bitnagil.bitnagil_backend.global.annotation.CurrentUser;
@@ -15,6 +16,7 @@
 import bitnagil.bitnagil_backend.routine.request.UpdateRoutineCompletionRequest;
 import bitnagil.bitnagil_backend.routine.request.UpdateRoutineRequest;
 import bitnagil.bitnagil_backend.routine.response.RoutineSearchResponse;
+import bitnagil.bitnagil_backend.routine.response.RoutineSearchResultDto;
 import bitnagil.bitnagil_backend.user.domain.User;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
@@ -58,4 +60,8 @@ CustomResponseDto<Object> updateRoutineCompletionStatus(User user,
     @Operation(summary = "선택한 요일(당일)만 루틴을 삭제합니다.")
     @ApiErrorCodeExamples({ErrorCode.NOT_FOUND_ROUTINE, ErrorCode.ROUTINE_USER_NOT_MATCHED})
     CustomResponseDto<Object> deleteRoutineByDay(User user, DeleteRoutineByDayRequest deleteRoutineByDayRequest);
+
+    @Operation(summary = "루틴 수정 페이지에서 사용되는 루틴 단건을 조회합니다.")
+    @ApiErrorCodeExamples({ErrorCode.NOT_FOUND_ROUTINE, ErrorCode.ROUTINE_USER_NOT_MATCHED})
+    CustomResponseDto<RoutineSearchResultDto> getRoutine(User user, UUID routineId);
 }

src/main/java/bitnagil/bitnagil_backend/routine/service/RoutineService.java

@@ -8,6 +8,7 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 import bitnagil.bitnagil_backend.changedRoutine.domain.ChangedRoutine;
 import bitnagil.bitnagil_backend.changedRoutine.domain.ChangedSubRoutine;
@@ -16,6 +17,7 @@
 import bitnagil.bitnagil_backend.changedRoutine.repository.ChangedSubRoutineRepository;
 import bitnagil.bitnagil_backend.emotionMarble.domain.EmotionMarble;
 import bitnagil.bitnagil_backend.emotionMarble.repository.EmotionMarbleRepository;
+import bitnagil.bitnagil_backend.global.entity.HistoryPk;
 import bitnagil.bitnagil_backend.routine.domain.RoutineCompletion;
 import bitnagil.bitnagil_backend.routine.domain.enums.RoutineType;
 import bitnagil.bitnagil_backend.routine.repository.RoutineCompletionRepository;
@@ -190,6 +192,25 @@ public RoutineSearchResponse getRoutines(User user, LocalDate startDate, LocalDa
         return queryRoutines(user, startDate, endDate);
     }
 
+    // routineId에 대한 단일 루틴 조회하는 메서드입니다.
+    @Transactional(readOnly = true)
+    public RoutineSearchResultDto getRoutine(User user, UUID routineId) {
+        LocalDateTime now = LocalDateTime.now();
+
+        Routine routine = routineValidator.validateRoutineOwnership(routineId, user, now);
+
+        List<SubRoutine> subRoutines = subRoutineRepository.findByRoutineId(routine.getRoutinePk().getId());
+
+        // 서브 루틴 목록 Dto로 변환
+        List<SubRoutineSearchResultDto> subRoutineSearchResultDtos =
+            subRoutines.stream()
+            .map(subRoutine -> routineMapper.toSubRoutineSearchResultDto(subRoutine, null))
+            .toList();
+
+        // 루틴 관련 정보 Dto로 변환
+        return routineMapper.toRoutineSearchResultDto(routine, subRoutineSearchResultDtos, null);
+    }
+
     // 루틴의 완료 여부를 갱신하는 메서드입니다.
     @Transactional
     public void updateRoutineCompletionStatus(User user, UpdateRoutineCompletionRequest request) {