refactor: 방 관련 기능 리팩터링

src/main/java/com/moabam/api/application/RoomService.java

@@ -21,14 +21,14 @@
 import com.moabam.api.domain.entity.Room;
 import com.moabam.api.domain.entity.Routine;
 import com.moabam.api.domain.entity.enums.RoomType;
-import com.moabam.api.domain.repository.CertificationsMapper;
 import com.moabam.api.domain.repository.CertificationsSearchRepository;
 import com.moabam.api.domain.repository.ParticipantRepository;
 import com.moabam.api.domain.repository.ParticipantSearchRepository;
 import com.moabam.api.domain.repository.RoomRepository;
 import com.moabam.api.domain.repository.RoutineRepository;
 import com.moabam.api.domain.repository.RoutineSearchRepository;
 import com.moabam.api.dto.CertificationImageResponse;
+import com.moabam.api.dto.CertificationsMapper;
 import com.moabam.api.dto.CreateRoomRequest;
 import com.moabam.api.dto.EnterRoomRequest;
 import com.moabam.api.dto.ModifyRoomRequest;
@@ -57,7 +57,7 @@ public class RoomService {
 	private final MemberService memberService;
 
 	@Transactional
-	public void createRoom(Long memberId, CreateRoomRequest createRoomRequest) {
+	public Long createRoom(Long memberId, CreateRoomRequest createRoomRequest) {
 		Room room = RoomMapper.toRoomEntity(createRoomRequest);
 		List<Routine> routines = RoutineMapper.toRoutineEntities(room, createRoomRequest.routines());
 		Participant participant = Participant.builder()
@@ -66,9 +66,11 @@ public void createRoom(Long memberId, CreateRoomRequest createRoomRequest) {
 			.build();
 
 		participant.enableManager();
-		roomRepository.save(room);
+		Room savedRoom = roomRepository.save(room);
 		routineRepository.saveAll(routines);
 		participantRepository.save(participant);
+
+		return savedRoom.getId();
 	}
 
 	@Transactional
@@ -85,6 +87,12 @@ public void modifyRoom(Long memberId, Long roomId, ModifyRoomRequest modifyRoomR
 		room.changePassword(modifyRoomRequest.password());
 		room.changeCertifyTime(modifyRoomRequest.certifyTime());
 		room.changeMaxCount(modifyRoomRequest.maxUserCount());
+
+		List<Routine> routines = routineSearchRepository.findByRoomId(roomId);
+		routineRepository.deleteAll(routines);
+
+		List<Routine> newRoutines = RoutineMapper.toRoutineEntities(room, modifyRoomRequest.routines());
+		routineRepository.saveAll(newRoutines);
 	}
 
 	@Transactional
@@ -134,7 +142,7 @@ public RoomDetailsResponse getRoomDetails(Long memberId, Long roomId) {
 			certificationsSearchRepository.findSortedDailyMemberCertifications(roomId, today);
 		List<RoutineResponse> routineResponses = getRoutineResponses(roomId);
 		List<TodayCertificateRankResponse> todayCertificateRankResponses = getTodayCertificateRankResponses(roomId,
-			routineResponses, dailyMemberCertifications, today);
+			dailyMemberCertifications, today);
 		List<LocalDate> certifiedDates = getCertifiedDates(roomId, today);
 		double completePercentage = calculateCompletePercentage(dailyMemberCertifications.size(),
 			room.getCurrentUserCount());
@@ -208,15 +216,10 @@ private List<RoutineResponse> getRoutineResponses(Long roomId) {
 	}
 
 	private List<TodayCertificateRankResponse> getTodayCertificateRankResponses(Long roomId,
-		List<RoutineResponse> routines, List<DailyMemberCertification> dailyMemberCertifications, LocalDate today) {
+		List<DailyMemberCertification> dailyMemberCertifications, LocalDate today) {
 
 		List<TodayCertificateRankResponse> responses = new ArrayList<>();
-		List<Long> routineIds = routines.stream()
-			.map(RoutineResponse::routineId)
-			.toList();
-		List<Certification> certifications = certificationsSearchRepository.findCertifications(
-			routineIds,
-			today);
+		List<Certification> certifications = certificationsSearchRepository.findCertifications(roomId, today);
 		List<Participant> participants = participantSearchRepository.findParticipants(roomId);
 		List<Member> members = memberService.getRoomMembers(participants.stream()
 			.map(Participant::getMemberId)

src/main/java/com/moabam/api/domain/entity/Room.java

@@ -43,7 +43,7 @@ public class Room extends BaseTimeEntity {
 	@Column(name = "id")
 	private Long id;
 
-	@Column(name = "title", nullable = false, length = 30)
+	@Column(name = "title", nullable = false, length = 20)
 	private String title;
 
 	@Column(name = "password", length = 8)

src/main/java/com/moabam/api/domain/entity/Routine.java

@@ -1,8 +1,12 @@
 package com.moabam.api.domain.entity;
 
+import static com.moabam.global.error.model.ErrorMessage.*;
 import static java.util.Objects.*;
 
+import org.apache.commons.lang3.StringUtils;
+
 import com.moabam.global.common.entity.BaseTimeEntity;
+import com.moabam.global.error.exception.BadRequestException;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
@@ -33,17 +37,25 @@ public class Routine extends BaseTimeEntity {
 	@JoinColumn(name = "room_id", updatable = false)
 	private Room room;
 
-	@Column(name = "content", nullable = false, length = 60)
+	@Column(name = "content", nullable = false, length = 20)
 	private String content;
 
 	@Builder
 	private Routine(Long id, Room room, String content) {
 		this.id = id;
 		this.room = requireNonNull(room);
-		this.content = requireNonNull(content);
+		this.content = validateContent(content);
 	}
 
 	public void changeContent(String content) {
 		this.content = content;
 	}
+
+	private String validateContent(String content) {
+		if (StringUtils.isBlank(content) || content.length() > 20) {
+			throw new BadRequestException(ROUTINE_LENGTH_ERROR);
+		}
+
+		return content;
+	}
 }

src/main/java/com/moabam/api/domain/repository/CertificationsSearchRepository.java

@@ -14,7 +14,6 @@
 import com.moabam.api.domain.entity.Certification;
 import com.moabam.api.domain.entity.DailyMemberCertification;
 import com.moabam.api.domain.entity.DailyRoomCertification;
-import com.querydsl.core.types.dsl.BooleanExpression;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 
 import lombok.RequiredArgsConstructor;
@@ -25,18 +24,10 @@ public class CertificationsSearchRepository {
 
 	private final JPAQueryFactory jpaQueryFactory;
 
-	public List<Certification> findCertifications(List<Long> routineIds, LocalDate date) {
-		BooleanExpression expression = null;
-
-		for (Long routineId : routineIds) {
-			BooleanExpression routineExpression = certification.routine.id.eq(routineId);
-			expression = expression == null ? routineExpression : expression.or(routineExpression);
-		}
-
-		return jpaQueryFactory
-			.selectFrom(certification)
+	public List<Certification> findCertifications(Long roomId, LocalDate date) {
+		return jpaQueryFactory.selectFrom(certification)
 			.where(
-				expression,
+				certification.routine.room.id.eq(roomId),
 				certification.createdAt.between(date.atStartOfDay(), date.atTime(LocalTime.MAX))
 			)
 			.fetch();

src/main/java/com/moabam/api/domain/repository/CertificationsMapper.java → src/main/java/com/moabam/api/dto/CertificationsMapper.java

@@ -1,4 +1,4 @@
-package com.moabam.api.domain.repository;
+package com.moabam.api.dto;
 
 import java.util.ArrayList;
 import java.util.List;

src/main/java/com/moabam/api/dto/CreateRoomRequest.java

@@ -2,6 +2,7 @@
 
 import java.util.List;
 
+import org.hibernate.validator.constraints.Length;
 import org.hibernate.validator.constraints.Range;
 
 import com.moabam.api.domain.entity.enums.RoomType;
@@ -12,7 +13,7 @@
 import jakarta.validation.constraints.Size;
 
 public record CreateRoomRequest(
-	@NotBlank String title,
+	@NotBlank @Length(max = 20) String title,
 	@Pattern(regexp = "^(|[0-9]{4,8})$") String password,
 	@NotNull @Size(min = 1, max = 4) List<String> routines,
 	@NotNull RoomType roomType,

src/main/java/com/moabam/api/dto/ModifyRoomRequest.java

@@ -11,7 +11,7 @@
 import jakarta.validation.constraints.Size;
 
 public record ModifyRoomRequest(
-	@NotBlank String title,
+	@NotBlank @Length(max = 20) String title,
 	@Length(max = 255, message = "방 공지의 길이가 너무 깁니다.") String announcement,
 	@NotNull @Size(min = 1, max = 4) List<String> routines,
 	@Pattern(regexp = "^(|\\d{4,8})$") String password,

src/main/java/com/moabam/api/presentation/RoomController.java

@@ -29,8 +29,8 @@ public class RoomController {
 
 	@PostMapping
 	@ResponseStatus(HttpStatus.CREATED)
-	public void createRoom(@Valid @RequestBody CreateRoomRequest createRoomRequest) {
-		roomService.createRoom(1L, createRoomRequest);
+	public Long createRoom(@Valid @RequestBody CreateRoomRequest createRoomRequest) {
+		return roomService.createRoom(1L, createRoomRequest);
 	}
 
 	@PutMapping("/{roomId}")

src/main/java/com/moabam/global/error/model/ErrorMessage.java

@@ -21,6 +21,7 @@ public enum ErrorMessage {
 	WRONG_ROOM_PASSWORD("방의 비밀번호가 일치하지 않습니다."),
 	ROOM_MAX_USER_REACHED("방의 인원수가 찼습니다."),
 	ROOM_DETAILS_ERROR("방 정보를 불러오는데 실패했습니다."),
+	ROUTINE_LENGTH_ERROR("루틴의 길이가 잘못 되었습니다."),
 
 	LOGIN_FAILED("로그인에 실패했습니다."),
 	REQUEST_FAILED("네트워크 접근 실패입니다."),

src/test/java/com/moabam/api/application/RoomServiceTest.java

@@ -1,6 +1,7 @@
 package com.moabam.api.application;
 
 import static com.moabam.api.domain.entity.enums.RoomType.*;
+import static org.assertj.core.api.Assertions.*;
 import static org.mockito.BDDMockito.*;
 
 import java.util.ArrayList;
@@ -22,6 +23,7 @@
 import com.moabam.api.domain.repository.RoomRepository;
 import com.moabam.api.domain.repository.RoutineRepository;
 import com.moabam.api.dto.CreateRoomRequest;
+import com.moabam.api.dto.RoomMapper;
 
 @ExtendWith(MockitoExtension.class)
 class RoomServiceTest {
@@ -52,13 +54,18 @@ void create_room_no_password_success() {
 		CreateRoomRequest createRoomRequest = new CreateRoomRequest(
 			"재윤과 앵맹이의 방임", null, routines, MORNING, 10, 4);
 
+		Room expectedRoom = RoomMapper.toRoomEntity(createRoomRequest);
+		given(roomRepository.save(any(Room.class))).willReturn(expectedRoom);
+
 		// when
-		roomService.createRoom(1L, createRoomRequest);
+		Long result = roomService.createRoom(1L, createRoomRequest);
 
 		// then
 		verify(roomRepository).save(any(Room.class));
 		verify(routineRepository).saveAll(ArgumentMatchers.<Routine>anyList());
 		verify(participantRepository).save(any(Participant.class));
+		assertThat(result).isEqualTo(expectedRoom.getId());
+		assertThat(expectedRoom.getPassword()).isNull();
 	}
 
 	@DisplayName("비밀번호 있는 방 생성 성공")
@@ -72,12 +79,17 @@ void create_room_with_password_success() {
 		CreateRoomRequest createRoomRequest = new CreateRoomRequest(
 			"재윤과 앵맹이의 방임", "1234", routines, MORNING, 10, 4);
 
+		Room expectedRoom = RoomMapper.toRoomEntity(createRoomRequest);
+		given(roomRepository.save(any(Room.class))).willReturn(expectedRoom);
+
 		// when
-		roomService.createRoom(1L, createRoomRequest);
+		Long result = roomService.createRoom(1L, createRoomRequest);
 
 		// then
 		verify(roomRepository).save(any(Room.class));
 		verify(routineRepository).saveAll(ArgumentMatchers.<Routine>anyList());
 		verify(participantRepository).save(any(Participant.class));
+		assertThat(result).isEqualTo(expectedRoom.getId());
+		assertThat(expectedRoom.getPassword()).isEqualTo("1234");
 	}
 }

src/test/java/com/moabam/api/presentation/RoomControllerTest.java

@@ -131,7 +131,7 @@ void create_room_with_password_success(String password) throws Exception {
 		routines.add("물 마시기");
 		routines.add("코테 풀기");
 		CreateRoomRequest createRoomRequest = new CreateRoomRequest(
-			"비번 있는 재윤과 앵맹이의 방임", password, routines, MORNING, 10, 4);
+			"비번 있는 재맹의 방임", password, routines, MORNING, 10, 4);
 		String json = objectMapper.writeValueAsString(createRoomRequest);
 
 		// expected
@@ -141,7 +141,7 @@ void create_room_with_password_success(String password) throws Exception {
 			.andExpect(status().isCreated())
 			.andDo(print());
 		assertThat(roomRepository.findAll()).hasSize(1);
-		assertThat(roomRepository.findAll().get(0).getTitle()).isEqualTo("비번 있는 재윤과 앵맹이의 방임");
+		assertThat(roomRepository.findAll().get(0).getTitle()).isEqualTo("비번 있는 재맹의 방임");
 		assertThat(roomRepository.findAll().get(0).getPassword()).isEqualTo(password);
 	}