Feat: 좋아요 누른 방 리스트 조회 기능 추가

Author: skyeong42

src/main/java/cmf/commitField/domain/chat/chatRoom/controller/ChatRoomController.java

@@ -13,6 +13,7 @@
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Pageable;
 import org.springframework.security.core.Authentication;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.oauth2.client.authentication.OAuth2AuthenticationToken;
 import org.springframework.web.bind.annotation.*;
@@ -189,13 +190,30 @@ public GlobalResponse<Object> getRoomUsers(
     @LoginCheck
     public GlobalResponse<Object> roomHeartSort(Pageable pageable) {
         List<ChatRoomDto> roomList = chatRoomService.getRoomHeartSortList(pageable);
-        if (roomList.size() == 0) {
+        if (roomList.isEmpty()) {
             return GlobalResponse.error(ErrorCode.NO_ROOM);
         } else {
             return GlobalResponse.success(roomList);
         }
     }
 
+    // 사용자(자신)가 좋아요 누른 방 리스트 조회
+    @GetMapping("/room/myHeart/list")
+    @LoginCheck
+    public GlobalResponse<Object> getMyHeartRoomList(
+            Pageable pageable,
+            @AuthenticationPrincipal CustomOAuth2User principal) { // 인증된 사용자 정보 주입
+
+        Long userId = principal.getId(); // 현재 로그인된 사용자 ID 가져오기
+        List<ChatRoomDto> list = chatRoomService.myHeartRoomList(userId, pageable);
+
+        if (list.isEmpty()) {
+            return GlobalResponse.error(ErrorCode.NO_ROOM_FOUND);
+        }
+        return GlobalResponse.success("좋아요 누른 채팅방 리스트 조회 완료", list);
+    }
+
+
 
 
 

src/main/java/cmf/commitField/domain/chat/chatRoom/repository/ChatRoomRepository.java

@@ -8,6 +8,7 @@
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
@@ -32,4 +33,7 @@ public interface ChatRoomRepository extends JpaRepository<ChatRoom, Long> {
             "ORDER BY COUNT(h.user.id) DESC")
     Page<ChatRoom> findAllByOrderByHearts(Pageable pageable);
 
+    @Query("SELECT c FROM ChatRoom c WHERE c.id IN :ids ORDER BY c.createdAt DESC")
+    Page<ChatRoom> findChatRoomByInId(@Param("ids") List<Long> ids, Pageable pageable);
+
 }

src/main/java/cmf/commitField/domain/chat/chatRoom/service/ChatRoomService.java

@@ -32,5 +32,6 @@ public interface ChatRoomService {
 
     List<ChatRoomDto> getRoomHeartSortList(Pageable pageable);
 
+    List<ChatRoomDto> myHeartRoomList(Long userId, Pageable pageable);
 
 }

src/main/java/cmf/commitField/domain/chat/chatRoom/service/ChatRoomServiceImpl.java

@@ -9,6 +9,8 @@
 import cmf.commitField.domain.chat.chatRoom.repository.ChatRoomRepository;
 import cmf.commitField.domain.chat.userChatRoom.entity.UserChatRoom;
 import cmf.commitField.domain.chat.userChatRoom.repository.UserChatRoomRepository;
+import cmf.commitField.domain.heart.entity.Heart;
+import cmf.commitField.domain.heart.repository.HeartRepository;
 import cmf.commitField.domain.user.entity.User;
 import cmf.commitField.domain.user.repository.UserRepository;
 import cmf.commitField.global.error.ErrorCode;
@@ -42,6 +44,8 @@ public class ChatRoomServiceImpl implements ChatRoomService {
 
     private final RedissonClient redissonClient;
 
+    private final HeartRepository heartRepository;
+
     @Override
     @Transactional
     public void createRoom(ChatRoomRequest chatRoomRequest, Long userId) {
@@ -261,4 +265,32 @@ public List<ChatRoomDto> getRoomHeartSortList(Pageable pageable) {
         return chatRoomDtos;
     }
 
+    @Override
+    @Transactional(readOnly = true)
+    public List<ChatRoomDto> myHeartRoomList(Long userId, Pageable pageable) {
+        getUser(userId);
+        List<Heart> heart = heartRepository.findByUserId(userId);
+        if (heart.isEmpty()) {
+            throw new CustomException(ErrorCode.NOT_FOUND_HEART);
+        }
+        List<Long> ids = new ArrayList<>();
+        for(Heart heart1 : heart) {
+            Long id = heart1.getChatRoom().getId();
+            ids.add(id);
+        }
+        Page<ChatRoom> chatRoomByInId = chatRoomRepository.findChatRoomByInId(ids, pageable);
+        List<ChatRoom> chatRoomList = chatRoomByInId.toList();
+        List<ChatRoomDto> chatRoomDtos = new ArrayList<>();
+        for (ChatRoom chatRoom : chatRoomList) {
+            ChatRoomDto build = ChatRoomDto.builder()
+                    .id(chatRoom.getId())
+                    .title(chatRoom.getTitle())
+                    .heartCount(chatRoom.getHearts().size())
+                    .currentUserCount((long) chatRoom.getUserChatRooms().size())
+                    .userCountMax(chatRoom.getUserCountMax())
+                    .build();
+            chatRoomDtos.add(build);
+        }
+        return chatRoomDtos;
+    }
 }

src/main/java/cmf/commitField/domain/heart/repository/HeartRepository.java

@@ -4,9 +4,12 @@
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
 public interface HeartRepository extends JpaRepository<Heart, Long> {
     Optional<Heart> findByUserIdAndChatRoomId(Long userId, Long chatRoomId);
+
+    List<Heart> findByUserId(Long userId);
 }

src/main/java/cmf/commitField/global/error/ErrorCode.java

@@ -66,8 +66,8 @@ public enum ErrorCode {
 
     //Heart
     NOT_EXIST_ROOM_HEART(HttpStatus.BAD_REQUEST, "해당 채팅방에 좋아요가 눌러져 있지 않습니다."),
-    ALREADY_HEART_TO_ROOM(HttpStatus.BAD_REQUEST, "이미 해당 채팅방에 좋아요를 누르셨습니다.");
-
+    ALREADY_HEART_TO_ROOM(HttpStatus.BAD_REQUEST, "이미 해당 채팅방에 좋아요를 누르셨습니다."),
+    NOT_FOUND_HEART(HttpStatus.NOT_FOUND, "좋아요 누른 채팅방이 없습니다.");
 
     private final HttpStatus httpStatus;
     private final String message;