[Feature] TalkRoom 좋아요, 검색 쿼리 기능 구현

src/main/java/com/jisungin/api/talkroom/TalkRoomController.java

@@ -6,7 +6,7 @@
 import com.jisungin.api.talkroom.request.TalkRoomCreateRequest;
 import com.jisungin.api.talkroom.request.TalkRoomEditRequest;
 import com.jisungin.api.talkroom.request.TalkRoomSearchRequest;
-import com.jisungin.application.response.PageResponse;
+import com.jisungin.application.PageResponse;
 import com.jisungin.application.talkroom.TalkRoomService;
 import com.jisungin.application.talkroom.response.TalkRoomFindAllResponse;
 import com.jisungin.application.talkroom.response.TalkRoomFindOneResponse;
@@ -31,7 +31,6 @@ public class TalkRoomController {
 
     private final TalkRoomService talkRoomService;
 
-    // TODO. 회원 도메인이 개발되면 변경 예정
     @PostMapping("/talk-rooms")
     public ApiResponse<TalkRoomResponse> createTalkRoom(@Valid @RequestBody TalkRoomCreateRequest request, @Auth
     AuthContext authContext) {

src/main/java/com/jisungin/api/talkroom/request/TalkRoomSearchRequest.java

@@ -1,5 +1,6 @@
 package com.jisungin.api.talkroom.request;
 
+import com.jisungin.application.OrderType;
 import com.jisungin.application.talkroom.request.TalkRoomSearchServiceRequest;
 import lombok.Builder;
 import lombok.Getter;
@@ -17,18 +18,22 @@ public class TalkRoomSearchRequest {
 
     private String order;
 
+    private String search;
+
     @Builder
-    private TalkRoomSearchRequest(Integer page, Integer size, String order) {
+    private TalkRoomSearchRequest(Integer page, Integer size, String order, String search) {
         this.page = page != null ? page : 1;
         this.size = size != null ? size : 1;
         this.order = order != null ? order : "recent";
+        this.search = search;
     }
 
     public TalkRoomSearchServiceRequest toService() {
         return TalkRoomSearchServiceRequest.builder()
                 .page(page)
                 .size(size)
-                .order(order)
+                .search(search)
+                .orderType(OrderType.convertToOrderType(order))
                 .build();
     }
 

src/main/java/com/jisungin/api/talkroomlike/TalkRoomLikeController.java

@@ -0,0 +1,44 @@
+package com.jisungin.api.talkroomlike;
+
+import com.jisungin.api.ApiResponse;
+import com.jisungin.api.oauth.Auth;
+import com.jisungin.api.oauth.AuthContext;
+import com.jisungin.application.talkroomlike.TalkRoomLikeService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RequiredArgsConstructor
+@RequestMapping("/v1")
+@RestController
+public class TalkRoomLikeController {
+
+    private final TalkRoomLikeService talkRoomLikeService;
+
+    @PostMapping("/talk-rooms/{talkRoomId}/likes")
+    public ApiResponse<Void> likeTalkRoom(@PathVariable Long talkRoomId,
+                                          @Auth AuthContext authContext) {
+        talkRoomLikeService.likeTalkRoom(talkRoomId, authContext.getUserId());
+
+        return ApiResponse.<Void>builder()
+                .message("좋아요 성공")
+                .status(HttpStatus.OK)
+                .build();
+    }
+
+    @DeleteMapping("/talk-rooms/{talkRoomId}/likes")
+    public ApiResponse<Void> nuLikeTalkRoom(@PathVariable Long talkRoomId,
+                                            @Auth AuthContext authContext) {
+        talkRoomLikeService.unLikeTalkRoom(talkRoomId, authContext.getUserId());
+
+        return ApiResponse.<Void>builder()
+                .message("좋아요 취소")
+                .status(HttpStatus.OK)
+                .build();
+    }
+
+}

src/main/java/com/jisungin/application/OrderType.java

@@ -0,0 +1,21 @@
+package com.jisungin.application;
+
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public enum OrderType {
+
+    RECENT("최신순"),
+    RECOMMEND("좋아요순");
+
+    private final String text;
+
+    public static OrderType convertToOrderType(String order) {
+        return switch (order) {
+            case "recent" -> RECENT;
+            case "recommend" -> RECOMMEND;
+            default -> RECENT;
+        };
+    }
+
+}

src/main/java/com/jisungin/application/response/PageResponse.java → src/main/java/com/jisungin/application/PageResponse.java

@@ -1,4 +1,4 @@
-package com.jisungin.application.response;
+package com.jisungin.application;
 
 import java.util.ArrayList;
 import java.util.List;

src/main/java/com/jisungin/application/talkroom/TalkRoomService.java

@@ -1,6 +1,6 @@
 package com.jisungin.application.talkroom;
 
-import com.jisungin.application.response.PageResponse;
+import com.jisungin.application.PageResponse;
 import com.jisungin.application.talkroom.request.TalkRoomCreateServiceRequest;
 import com.jisungin.application.talkroom.request.TalkRoomEditServiceRequest;
 import com.jisungin.application.talkroom.request.TalkRoomSearchServiceRequest;

src/main/java/com/jisungin/application/talkroom/request/TalkRoomSearchServiceRequest.java

@@ -3,6 +3,7 @@
 import static java.lang.Math.max;
 import static java.lang.Math.min;
 
+import com.jisungin.application.OrderType;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -17,13 +18,16 @@ public class TalkRoomSearchServiceRequest {
 
     private Integer size;
 
-    private String order;
+    private OrderType orderType;
+
+    private String search;
 
     @Builder
-    private TalkRoomSearchServiceRequest(Integer page, Integer size, String order) {
+    private TalkRoomSearchServiceRequest(Integer page, Integer size, OrderType orderType, String search) {
         this.page = page;
         this.size = size;
-        this.order = order;
+        this.orderType = orderType;
+        this.search = search;
     }
 
     public long getOffset() {

src/main/java/com/jisungin/application/talkroom/response/TalkRoomFindAllResponse.java

@@ -17,22 +17,29 @@ public class TalkRoomFindAllResponse {
     private String content;
     private String bookName;
     private String bookImage;
-    private List<TalkRoomQueryReadingStatus> readingStatuses = new ArrayList<>();
+    private List<TalkRoomQueryReadingStatusResponse> readingStatuses = new ArrayList<>();
+    private List<TalkRoomLikeUserIdResponse> userIds = new ArrayList<>();
+    private Long likeCount;
 
     @Builder
     @QueryProjection
     public TalkRoomFindAllResponse(Long talkRoomId, String userName, String title, String content, String bookName,
-                                   String bookImage) {
+                                   String bookImage, Long likeCount) {
         this.talkRoomId = talkRoomId;
         this.userName = userName;
         this.title = title;
         this.content = content;
         this.bookName = bookName;
         this.bookImage = bookImage;
+        this.likeCount = likeCount;
     }
 
-    public void addTalkRoomStatus(List<TalkRoomQueryReadingStatus> readingStatuses) {
+    public void addTalkRoomStatus(List<TalkRoomQueryReadingStatusResponse> readingStatuses) {
         this.readingStatuses = readingStatuses;
     }
 
+    public void addTalkRoomLikeUserIds(List<TalkRoomLikeUserIdResponse> userIds) {
+        this.userIds = userIds;
+    }
+
 }

src/main/java/com/jisungin/application/talkroom/response/TalkRoomFindOneResponse.java

@@ -17,27 +17,40 @@ public class TalkRoomFindOneResponse {
     private String content;
     private String bookName;
     private String bookImage;
-    private List<TalkRoomQueryReadingStatus> readingStatuses = new ArrayList<>();
-    private List<TalkRoomQueryComments> comments = new ArrayList<>();
+    private List<TalkRoomQueryReadingStatusResponse> readingStatuses = new ArrayList<>();
+    private List<TalkRoomQueryCommentsResponse> comments = new ArrayList<>();
+    private Long likeCount;
+    private Long commentCount;
+    private List<TalkRoomLikeUserIdResponse> userIds = new ArrayList<>();
 
     @Builder
     @QueryProjection
     public TalkRoomFindOneResponse(Long talkRoomId, String userName, String title, String content, String bookName,
-                                   String bookImage) {
+                                   String bookImage, Long likeCount, Long commentCount) {
         this.talkRoomId = talkRoomId;
         this.userName = userName;
         this.title = title;
         this.content = content;
         this.bookName = bookName;
         this.bookImage = bookImage;
+        this.likeCount = likeCount;
+        this.commentCount = commentCount;
     }
 
-    public void addTalkRoomStatus(List<TalkRoomQueryReadingStatus> readingStatuses) {
+    public void addTalkRoomStatus(List<TalkRoomQueryReadingStatusResponse> readingStatuses) {
         this.readingStatuses = readingStatuses;
     }
 
-    public void addTalkRoomComments(List<TalkRoomQueryComments> comments) {
+    public void addTalkRoomComments(List<TalkRoomQueryCommentsResponse> comments) {
         this.comments = comments;
     }
 
+    public void addCommentCount(Long commentCount) {
+        this.commentCount = commentCount;
+    }
+
+    public void addUserIds(List<TalkRoomLikeUserIdResponse> userIds) {
+        this.userIds = userIds;
+    }
+
 }

src/main/java/com/jisungin/application/talkroom/response/TalkRoomLikeUserIdResponse.java

@@ -0,0 +1,22 @@
+package com.jisungin.application.talkroom.response;
+
+import com.querydsl.core.annotations.QueryProjection;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+public class TalkRoomLikeUserIdResponse {
+
+    private Long talkRoomId;
+    private Long userId;
+
+    @Builder
+    @QueryProjection
+    public TalkRoomLikeUserIdResponse(Long talkRoomId, Long userId) {
+        this.talkRoomId = talkRoomId;
+        this.userId = userId;
+    }
+
+}

src/main/java/com/jisungin/application/talkroom/response/TalkRoomQueryComments.java → src/main/java/com/jisungin/application/talkroom/response/TalkRoomQueryCommentsResponse.java

@@ -7,15 +7,15 @@
 
 @Getter
 @NoArgsConstructor
-public class TalkRoomQueryComments {
+public class TalkRoomQueryCommentsResponse {
 
     private Long commentId;
     private String userName;
     private String content;
 
     @Builder
     @QueryProjection
-    public TalkRoomQueryComments(Long commentId, String userName, String content) {
+    public TalkRoomQueryCommentsResponse(Long commentId, String userName, String content) {
         this.commentId = commentId;
         this.userName = userName;
         this.content = content;

src/main/java/com/jisungin/application/talkroom/response/TalkRoomQueryReadingStatus.java → src/main/java/com/jisungin/application/talkroom/response/TalkRoomQueryReadingStatusResponse.java

@@ -8,15 +8,15 @@
 
 @Getter
 @NoArgsConstructor
-public class TalkRoomQueryReadingStatus {
+public class TalkRoomQueryReadingStatusResponse {
 
     private Long talkRoomId;
 
     private ReadingStatus readingStatus;
 
     @Builder
     @QueryProjection
-    public TalkRoomQueryReadingStatus(Long talkRoomId, ReadingStatus readingStatus) {
+    public TalkRoomQueryReadingStatusResponse(Long talkRoomId, ReadingStatus readingStatus) {
         this.talkRoomId = talkRoomId;
         this.readingStatus = readingStatus;
     }

src/main/java/com/jisungin/application/talkroomlike/TalkRoomLikeService.java

@@ -0,0 +1,55 @@
+package com.jisungin.application.talkroomlike;
+
+import com.jisungin.domain.talkroom.TalkRoom;
+import com.jisungin.domain.talkroom.repository.TalkRoomRepository;
+import com.jisungin.domain.talkroomlike.TalkRoomLike;
+import com.jisungin.domain.talkroomlike.repository.TalkRoomLikeRepository;
+import com.jisungin.domain.user.User;
+import com.jisungin.domain.user.repository.UserRepository;
+import com.jisungin.exception.BusinessException;
+import com.jisungin.exception.ErrorCode;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Transactional(readOnly = true)
+@RequiredArgsConstructor
+@Service
+public class TalkRoomLikeService {
+
+    private final TalkRoomLikeRepository talkRoomLikeRepository;
+    private final TalkRoomRepository talkRoomRepository;
+    private final UserRepository userRepository;
+
+    @Transactional
+    public void likeTalkRoom(Long talkRoomId, Long userId) {
+        TalkRoom talkRoom = talkRoomRepository.findById(talkRoomId)
+                .orElseThrow(() -> new BusinessException(ErrorCode.TALK_ROOM_NOT_FOUND));
+
+        User user = userRepository.findById(userId).orElseThrow(() -> new BusinessException(ErrorCode.USER_NOT_FOUND));
+
+        if (talkRoomLikeRepository.findByTalkRoomIdAndUserId(talkRoomId, userId).isPresent()) {
+            throw new BusinessException(ErrorCode.LIKE_EXIST);
+        }
+
+        TalkRoomLike talkRoomLike = TalkRoomLike.likeTalkRoom(user, talkRoom);
+
+        talkRoomLikeRepository.save(talkRoomLike);
+    }
+
+
+    @Transactional
+    public void unLikeTalkRoom(Long talkRoomId, Long userId) {
+        TalkRoom talkRoom = talkRoomRepository.findById(talkRoomId)
+                .orElseThrow(() -> new BusinessException(ErrorCode.TALK_ROOM_NOT_FOUND));
+
+        User user = userRepository.findById(userId)
+                .orElseThrow(() -> new BusinessException(ErrorCode.TALK_ROOM_NOT_FOUND));
+
+        TalkRoomLike talkRoomLike = talkRoomLikeRepository.findByTalkRoomIdAndUserId(talkRoom.getId(), user.getId())
+                .orElseThrow(() -> new BusinessException(ErrorCode.TALK_ROOM_LIKE_NOT_FOUND));
+
+        talkRoomLikeRepository.delete(talkRoomLike);
+    }
+
+}

src/main/java/com/jisungin/domain/talkroom/repository/OrderByNull.java

@@ -0,0 +1,14 @@
+package com.jisungin.domain.talkroom.repository;
+
+import com.querydsl.core.types.NullExpression;
+import com.querydsl.core.types.Order;
+import com.querydsl.core.types.OrderSpecifier;
+
+public class OrderByNull extends OrderSpecifier {
+    public static final OrderByNull DEFAULT = new OrderByNull();
+
+    private OrderByNull() {
+        super(Order.ASC, NullExpression.DEFAULT, NullHandling.Default);
+    }
+
+}

src/main/java/com/jisungin/domain/talkroom/repository/TalkRoomRepositoryCustom.java

@@ -1,6 +1,6 @@
 package com.jisungin.domain.talkroom.repository;
 
-import com.jisungin.application.response.PageResponse;
+import com.jisungin.application.PageResponse;
 import com.jisungin.application.talkroom.request.TalkRoomSearchServiceRequest;
 import com.jisungin.application.talkroom.response.TalkRoomFindAllResponse;
 import com.jisungin.application.talkroom.response.TalkRoomFindOneResponse;