[BE] feat: 방 상세 정보 페이지 구현(#33, #36)

backend/src/main/java/corea/DataInitializer.java

@@ -16,6 +16,7 @@
 import org.springframework.transaction.annotation.Transactional;
 
 import java.time.LocalDateTime;
+import java.util.List;
 
 @Profile("test")
 @Component
@@ -53,49 +54,49 @@ public void run(ApplicationArguments args) {
 
         Room room1 = roomRepository.save(
                 new Room("방 제목 1", "방 설명 1", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD", "클린코드"),
                         1, 20, member1,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.BACKEND, RoomStatus.OPENED));
         Room room2 = roomRepository.save(
                 new Room("방 제목 2", "방 설명 2", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member2,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.BACKEND, RoomStatus.OPENED));
         Room room3 = roomRepository.save(
                 new Room("방 제목 3", "방 설명 3", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member3,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.ANDROID, RoomStatus.OPENED));
         Room room4 = roomRepository.save(
                 new Room("방 제목 4", "방 설명 4", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member4,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.ANDROID, RoomStatus.OPENED));
         Room room5 = roomRepository.save(
                 new Room("방 제목 5", "방 설명 5", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member5,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.FRONTEND, RoomStatus.OPENED));
         Room room6 = roomRepository.save(
                 new Room("방 제목 6", "방 설명 6", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member6,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),
                         Classification.FRONTEND, RoomStatus.OPENED));
         Room room7 = roomRepository.save(
                 new Room("방 제목 7", "방 설명 7", 3,
-                        null, null, "TDD",
+                        null, null, List.of("TDD"),
                         1, 20, member7,
                         LocalDateTime.of(2024, 12, 25, 12, 0),
                         LocalDateTime.of(2024, 12, 30, 12, 0),

backend/src/main/java/corea/auth/domain/AuthInfo.java

@@ -10,6 +10,9 @@
 @Getter
 public class AuthInfo {
 
+    private static final long NOT_EXIST_ID = -1L;
+    private static final AuthInfo ANONYMOUS = new AuthInfo(NOT_EXIST_ID, "", "");
+
     private final Long id;
     private final String name;
     private final String email;
@@ -18,6 +21,17 @@ public static AuthInfo from(Member member){
         return new AuthInfo(member.getId(), member.getUserName(), member.getEmail());
     }
 
+    public boolean isAnonymous() {
+        return id == NOT_EXIST_ID;
+    }
+    public boolean isNotAnonymous(){
+        return id != NOT_EXIST_ID;
+    }
+
+    public static AuthInfo getAnonymous(){
+        return ANONYMOUS;
+    }
+
     @Override
     public boolean equals(final Object o) {
         if (this == o) return true;

backend/src/main/java/corea/auth/resolver/AccessedMemberArgumentResolver.java

@@ -2,6 +2,7 @@
 
 import corea.auth.RequestHandler;
 import corea.auth.annotation.AccessedMember;
+import corea.auth.domain.AuthInfo;
 import corea.member.domain.Member;
 import corea.member.repository.MemberRepository;
 import jakarta.servlet.http.HttpServletRequest;
@@ -26,11 +27,11 @@ public boolean supportsParameter(MethodParameter parameter) {
     }
 
     @Override
-    public Member resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
-                                  NativeWebRequest webRequest, WebDataBinderFactory binderFactory) {
+    public AuthInfo resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
+                                    NativeWebRequest webRequest, WebDataBinderFactory binderFactory) {
         HttpServletRequest request = (HttpServletRequest) webRequest.getNativeRequest();
-
-        return memberRepository.findByEmail(requestHandler.extract(request))
+        Member member = memberRepository.findByEmail(requestHandler.extract(request))
                 .orElse(null);
+        return member == null ? AuthInfo.getAnonymous() : AuthInfo.from(member);
     }
 }

backend/src/main/java/corea/room/controller/RoomController.java

@@ -3,7 +3,6 @@
 import corea.auth.annotation.AccessedMember;
 import corea.auth.annotation.LoginMember;
 import corea.auth.domain.AuthInfo;
-import corea.member.domain.Member;
 import corea.room.dto.RoomResponse;
 import corea.room.dto.RoomResponses;
 import corea.room.service.RoomService;
@@ -19,8 +18,8 @@ public class RoomController {
     private final RoomService roomService;
 
     @GetMapping("/{id}")
-    public ResponseEntity<RoomResponse> room(@PathVariable long id) {
-        RoomResponse response = roomService.findOne(id);
+    public ResponseEntity<RoomResponse> room(@AccessedMember AuthInfo authInfo, @PathVariable long id) {
+        RoomResponse response = roomService.findOne(id, authInfo);
         return ResponseEntity.ok(response);
     }
 
@@ -37,14 +36,14 @@ public ResponseEntity<RoomResponses> participatedRooms(@LoginMember AuthInfo aut
     }
 
     @GetMapping("/opened")
-    public ResponseEntity<RoomResponses> openedRooms(@AccessedMember Member member,
+    public ResponseEntity<RoomResponses> openedRooms(@AccessedMember AuthInfo authInfo,
                                                      @RequestParam(value = "classification", defaultValue = "all") String expression,
                                                      @RequestParam(defaultValue = "0") int page) {
-        if (member == null) {
+        if (authInfo.isAnonymous()) {
             RoomResponses response = roomService.findOpenedRoomsWithoutMember(expression, page);
             return ResponseEntity.ok(response);
         }
-        RoomResponses response = roomService.findOpenedRoomsWithMember(member.getId(), expression, page);
+        RoomResponses response = roomService.findOpenedRoomsWithMember(authInfo.getId(), expression, page);
         return ResponseEntity.ok(response);
     }
 }

backend/src/main/java/corea/room/domain/Room.java

@@ -1,13 +1,15 @@
 package corea.room.domain;
 
 import corea.member.domain.Member;
+import corea.util.StringToListConverter;
 import jakarta.persistence.*;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
 import java.time.LocalDateTime;
+import java.util.List;
 
 import static jakarta.persistence.GenerationType.IDENTITY;
 
@@ -33,7 +35,8 @@ public class Room {
     @Column(length = 32768)
     private String thumbnailLink;
 
-    private String keyword;
+    @Convert(converter = StringToListConverter.class)
+    private List<String> keyword;
 
     private int currentParticipantsSize;
 
@@ -55,14 +58,22 @@ public class Room {
      * 1. 방장이 모집 마감을 한 경우
      * 2. 제한 인원이 다 찼을 경우 (방에 참여할 때 같이 검증)
      * 3. 모집 기간이 끝난 경우
-     *
+     * <p>
      * 1, 2의 경우 때문에 방 상태를 가지는 필드를 가져야 될듯.
-     * **/
+     **/
     @Enumerated(value = EnumType.STRING)
     private RoomStatus status;
 
-    public Room(String title, String content, int matchingSize, String repositoryLink, String thumbnailLink, String keyword, int currentParticipantsSize, int limitedParticipantsSize, Member manager, LocalDateTime recruitmentDeadline, LocalDateTime reviewDeadline, Classification classification, RoomStatus status) {
+    public Room(String title, String content, int matchingSize, String repositoryLink, String thumbnailLink, List<String> keyword, int currentParticipantsSize, int limitedParticipantsSize, Member manager, LocalDateTime recruitmentDeadline, LocalDateTime reviewDeadline, Classification classification, RoomStatus status) {
         this(null, title, content, matchingSize, repositoryLink, thumbnailLink, keyword, currentParticipantsSize, limitedParticipantsSize, manager, recruitmentDeadline, reviewDeadline, classification, status);
     }
+
+    public boolean isOpen() {
+        return status.isOpen();
+    }
+
+    public boolean isClosed() {
+        return status.isClosed();
+    }
 }
 

backend/src/main/java/corea/room/domain/RoomStatus.java

@@ -2,5 +2,13 @@
 
 public enum RoomStatus {
 
-    OPENED, CLOSED
+    OPENED, CLOSED;
+
+    public boolean isOpen() {
+        return this == OPENED;
+    }
+
+    public boolean isClosed() {
+        return this == CLOSED;
+    }
 }

backend/src/main/java/corea/room/dto/RoomCreateRequest.java

@@ -6,6 +6,7 @@
 import corea.room.domain.RoomStatus;
 
 import java.time.LocalDateTime;
+import java.util.List;
 
 public record RoomCreateRequest(
         String title,
@@ -14,7 +15,7 @@ public record RoomCreateRequest(
         String repositoryLink,
         String thumbnailLink,
         int matchingSize,
-        String keyword,
+        List<String> keyword,
         int currentParticipantsSize,
         int limitedParticipantsSize,
         LocalDateTime recruitmentDeadline,

backend/src/main/java/corea/room/dto/RoomResponse.java

@@ -17,9 +17,10 @@ public record RoomResponse(
         long currentParticipants,
         long limitedParticipants,
         LocalDateTime recruitmentDeadline,
-        LocalDateTime reviewDeadline
+        LocalDateTime reviewDeadline,
+        boolean isParticipated,
+        boolean isClosed
 ) {
-
     public static RoomResponse from(Room room) {
         return new RoomResponse(
                 room.getId(),
@@ -29,11 +30,33 @@ public static RoomResponse from(Room room) {
                 room.getRepositoryLink(),
                 room.getThumbnailLink(),
                 room.getMatchingSize(),
-                List.of(room.getKeyword()),
+                room.getKeyword(),
+                room.getCurrentParticipantsSize(),
+                room.getLimitedParticipantsSize(),
+                room.getRecruitmentDeadline(),
+                room.getReviewDeadline(),
+                false,
+                room.isOpen()
+        );
+    }
+
+    public static RoomResponse from(Room room, boolean isParticipated) {
+        return new RoomResponse(
+                room.getId(),
+                room.getTitle(),
+                room.getContent(),
+                room.getManager()
+                        .getName(),
+                room.getRepositoryLink(),
+                room.getThumbnailLink(),
+                room.getMatchingSize(),
+                room.getKeyword(),
                 room.getCurrentParticipantsSize(),
                 room.getLimitedParticipantsSize(),
                 room.getRecruitmentDeadline(),
-                room.getReviewDeadline()
+                room.getReviewDeadline(),
+                isParticipated,
+                room.isClosed()
         );
     }
 }

backend/src/main/java/corea/room/service/RoomService.java

@@ -1,5 +1,6 @@
 package corea.room.service;
 
+import corea.auth.domain.AuthInfo;
 import corea.exception.CoreaException;
 import corea.exception.ExceptionType;
 import corea.matching.domain.Participation;
@@ -37,8 +38,11 @@ public RoomResponse create(RoomCreateRequest request) {
         return RoomResponse.from(room);
     }
 
-    public RoomResponse findOne(long id) {
-        Room room = getRoom(id);
+    public RoomResponse findOne(long roomId, AuthInfo authInfo) {
+        Room room = getRoom(roomId);
+        if (authInfo.isNotAnonymous() && participationRepository.existsByRoomIdAndMemberId(roomId, authInfo.getId())) {
+            return RoomResponse.from(room, true);
+        }
         return RoomResponse.from(room);
     }
 

backend/src/main/java/corea/util/StringToListConverter.java

@@ -0,0 +1,25 @@
+package corea.util;
+
+import jakarta.persistence.AttributeConverter;
+import jakarta.persistence.Converter;
+
+import java.util.Arrays;
+import java.util.List;
+
+@Converter
+public class StringToListConverter implements AttributeConverter<List<String>, String> {
+
+    @Override
+    public String convertToDatabaseColumn(List<String> strings) {
+        StringBuilder sb = new StringBuilder();
+        strings.forEach(s -> sb.append(s).append(", "));
+        sb.delete(sb.length() - 2, sb.length());
+        return sb.toString();
+    }
+
+    @Override
+    public List<String> convertToEntityAttribute(String s) {
+        return Arrays.stream(s.split(", "))
+                .toList();
+    }
+}

backend/src/test/java/corea/fixture/RoomFixture.java

@@ -6,6 +6,7 @@
 import corea.room.domain.RoomStatus;
 
 import java.time.LocalDateTime;
+import java.util.List;
 
 public class RoomFixture {
 
@@ -16,7 +17,7 @@ public static Room ROOM_DOMAIN(final Member member) {
                 4,
                 "https://github.com/example/java-racingcar",
                 "https://gongu.copyright.or.kr/gongu/wrt/cmmn/wrtFileImageView.do?wrtSn=13301655&filePath=L2Rpc2sxL25ld2RhdGEvMjAyMS8yMS9DTFMxMDAwNC8xMzMwMTY1NV9XUlRfMjFfQ0xTMTAwMDRfMjAyMTEyMTNfMQ==&thumbAt=Y&thumbSe=b_tbumb&wrtTy=10004",
-                "TDD,클린코드,자바",
+                List.of("TDD,클린코드,자바"),
                 17,
                 30,
                 member,