feat: 공개 보드 관련 기능 구현

.ebextensions/build-dev.config

@@ -9,4 +9,4 @@ files:
 
             # run app
             killall java
-            java -Dspring.profiles.active=dev -Dfile.encoding=UTF-8 -jar $JAR_PATH
+            java -Dspring.profiles.active=dev -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Seoul -jar $JAR_PATH

.ebextensions/build-prod.config

@@ -9,4 +9,4 @@ files:
 
             # run app
             killall java
-            java -Dspring.profiles.active=prod -Dfile.encoding=UTF-8 -jar $JAR_PATH
+            java -Dspring.profiles.active=prod -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Seoul -jar $JAR_PATH

build.gradle

@@ -31,6 +31,7 @@ dependencies {
     implementation 'io.jsonwebtoken:jjwt-api:0.12.3'
     implementation platform('software.amazon.awssdk:bom:2.21.27')
     implementation("software.amazon.awssdk:s3")
+    implementation "org.jboss.logging:jboss-logging:3.5.3.Final"
     implementation 'software.amazon.awssdk:sts'
     implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.2.0'
     runtimeOnly 'io.jsonwebtoken:jjwt-impl:0.12.3'

src/main/java/com/strcat/controller/BoardController.java

@@ -1,11 +1,13 @@
 package com.strcat.controller;
 
+import com.strcat.domain.Board;
 import com.strcat.domain.User;
 import com.strcat.dto.CreateBoardReqDto;
 import com.strcat.dto.CreateContentReqDto;
 import com.strcat.dto.DeleteContentReqDto;
 import com.strcat.dto.ReadBoardResDto;
 import com.strcat.dto.ReadBoardSummaryResDto;
+import com.strcat.dto.ReadPublicBoardResDto;
 import com.strcat.service.BoardService;
 import com.strcat.service.ContentService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -15,7 +17,7 @@
 import io.swagger.v3.oas.annotations.responses.ApiResponses;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
-import java.util.Optional;
+import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatusCode;
 import org.springframework.security.core.Authentication;
@@ -102,7 +104,7 @@ public ReadBoardSummaryResDto readSummary(@PathVariable(name = "boardId") String
     @ApiResponse(responseCode = "401", description = "인증 실패", content = {
             @Content(examples = {@ExampleObject("인증 실패")})})
     public ReadBoardResDto deleteContents(@PathVariable(name = "boardId") String encryptedBoardId, @RequestBody
-            DeleteContentReqDto dto, Authentication authentication) {
+    DeleteContentReqDto dto, Authentication authentication) {
         if (authentication == null) {
             throw new ResponseStatusException(HttpStatusCode.valueOf(401));
         }
@@ -111,4 +113,9 @@ public ReadBoardResDto deleteContents(@PathVariable(name = "boardId") String enc
 
         return contentService.deleteContent(encryptedBoardId, dto, user);
     }
+
+    @GetMapping("/public")
+    public List<ReadPublicBoardResDto> readPublicBoards() {
+        return boardService.readPublicBoard().stream().map(Board::toReadPublicBoardResDto).toList();
+    }
 }

src/main/java/com/strcat/domain/Board.java

@@ -5,6 +5,7 @@
 import com.strcat.dto.ReadBoardResDto;
 import com.strcat.dto.ReadBoardSummaryResDto;
 import com.strcat.dto.ReadMyInfoResDto;
+import com.strcat.dto.ReadPublicBoardResDto;
 import jakarta.persistence.CascadeType;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
@@ -20,7 +21,6 @@
 import java.util.List;
 import lombok.Data;
 import lombok.NoArgsConstructor;
-import lombok.ToString;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
@@ -46,6 +46,9 @@ public class Board {
     @Column(name = "encrypted_id", columnDefinition = "TEXT", unique = true)
     private String encryptedId;
 
+    @Column(name = "is_public", nullable = false, columnDefinition = "bit(1) default 0")
+    private Boolean isPublic = false;
+
     @JsonIgnore
     @ManyToOne
     @JoinColumn(name = "user_id", nullable = false) // 외래키 컬럼 지정
@@ -58,10 +61,11 @@ public class Board {
     @OneToMany(mappedBy = "board", cascade = CascadeType.ALL)
     private List<History> history;
 
-    public Board(String title, String theme, User user) {
+    public Board(String title, String theme, User user, Boolean isPublic) {
         this.title = title;
         this.theme = theme;
         this.user = user;
+        this.isPublic = isPublic;
     }
 
     public Long calculateTotalContentLength() {
@@ -70,8 +74,19 @@ public Long calculateTotalContentLength() {
                 .sum();
     }
 
+    public LocalDateTime findLastContentCreatedTime() {
+        if (!contents.isEmpty()) {
+            return contents.stream()
+                    .map(Content::getCreatedAt)
+                    .max(LocalDateTime::compareTo)
+                    .orElse(null);
+        } else {
+            return createdAt;
+        }
+    }
+
     private BoardResponse toBoardResponse() {
-        return new BoardResponse(encryptedId, title, theme, contents);
+        return new BoardResponse(encryptedId, title, theme, isPublic, contents);
     }
 
     public ReadBoardResDto toReadBoardResDto(Boolean isOwner) {
@@ -83,6 +98,11 @@ public ReadBoardSummaryResDto toReadBoardSummaryDto() {
     }
 
     public ReadMyInfoResDto toReadMyInfoResDto() {
-        return new ReadMyInfoResDto(encryptedId, title);
+        return new ReadMyInfoResDto(encryptedId, title, isPublic);
+    }
+
+    public ReadPublicBoardResDto toReadPublicBoardResDto() {
+        return new ReadPublicBoardResDto(encryptedId, title, theme, findLastContentCreatedTime(), contents.size(),
+                calculateTotalContentLength());
     }
 }

src/main/java/com/strcat/domain/History.java

@@ -1,9 +1,7 @@
 package com.strcat.domain;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
-import com.strcat.dto.HistoryDto;
 import com.strcat.dto.HistoryItem;
-import jakarta.persistence.CascadeType;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.EntityListeners;
@@ -12,16 +10,10 @@
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
-import jakarta.persistence.OneToMany;
 import java.time.LocalDateTime;
-import java.time.ZoneOffset;
-import java.util.List;
 import lombok.Data;
-import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
 import lombok.ToString;
-import org.apache.commons.lang3.builder.HashCodeExclude;
-import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 @Entity
@@ -55,6 +47,6 @@ public History(User user, Board board, LocalDateTime visitedAt) {
     }
 
     public HistoryItem toDto() {
-        return new HistoryItem(board.getEncryptedId(), board.getTitle(), visitedAt);
+        return new HistoryItem(board.getEncryptedId(), board.getTitle(), board.getIsPublic(), visitedAt);
     }
 }

src/main/java/com/strcat/dto/BoardResponse.java

@@ -1,5 +1,6 @@
 package com.strcat.dto;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import com.strcat.domain.Content;
 import java.util.List;
 import lombok.EqualsAndHashCode;
@@ -15,5 +16,7 @@ public class BoardResponse {
     private final String id;
     private final String title;
     private final String theme;
+    @JsonProperty("public")
+    private final Boolean isPublic;
     private final List<Content> contents;
 }

src/main/java/com/strcat/dto/CreateBoardReqDto.java

@@ -1,5 +1,6 @@
 package com.strcat.dto;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -8,4 +9,6 @@
 public class CreateBoardReqDto {
     private final String title;
     private final String theme;
+    @JsonProperty("public")
+    private final Boolean isPublic;
 }

src/main/java/com/strcat/dto/HistoryItem.java

@@ -1,6 +1,7 @@
 package com.strcat.dto;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import com.fasterxml.jackson.annotation.JsonProperty;
 import io.swagger.v3.oas.annotations.media.Schema;
 import java.time.LocalDateTime;
 
@@ -11,7 +12,7 @@
               "visitTime": "2024-02-07 07:54:54"
             }
         """)
-public record HistoryItem(String encryptedBoardId, String title,
+public record HistoryItem(String encryptedBoardId, String title, @JsonProperty("public") Boolean isPublic,
                           @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
                           LocalDateTime visitTime) {
 }

src/main/java/com/strcat/dto/ReadBoardResDto.java

@@ -1,6 +1,5 @@
 package com.strcat.dto;
 
-import com.strcat.domain.Board;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;

src/main/java/com/strcat/dto/ReadMyInfoResDto.java

@@ -1,5 +1,6 @@
 package com.strcat.dto;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -8,4 +9,6 @@
 public class ReadMyInfoResDto {
     private final String id;
     private final String title;
+    @JsonProperty("public")
+    private final Boolean isPublic;
 }

src/main/java/com/strcat/dto/ReadPublicBoardResDto.java

@@ -0,0 +1,22 @@
+package com.strcat.dto;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import java.time.LocalDateTime;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.ToString;
+
+@RequiredArgsConstructor
+@Getter
+@EqualsAndHashCode
+@ToString
+public class ReadPublicBoardResDto {
+    private final String id;
+    private final String title;
+    private final String theme;
+    @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
+    private final LocalDateTime lastContentCreatedAt;
+    private final Integer contentCount;
+    private final Long contentTextCount;
+}

src/main/java/com/strcat/repository/BoardRepository.java

@@ -9,4 +9,5 @@
 @Repository
 public interface BoardRepository extends JpaRepository<Board, Long> {
     Optional<Board> findByEncryptedId(String encryptedId);
+    List<Board> findByIsPublicTrue();
 }

src/main/java/com/strcat/service/BoardService.java

@@ -27,7 +27,7 @@ public class BoardService {
     public String createBoard(CreateBoardReqDto dto, Long userId) {
         Board board;
         User user = userRepository.findById(userId).orElseThrow(() -> new NotAcceptableException("유저가 존재하지 않습니다."));
-        board = new Board(dto.getTitle(), dto.getTheme(), user);
+        board = new Board(dto.getTitle(), dto.getTheme(), user, dto.getIsPublic());
         board = boardRepository.save(board);
 
         String encryptedBoardId = secureDataUtils.encrypt(board.getId());
@@ -41,7 +41,8 @@ public ReadBoardResDto readBoard(String encryptedBoardId, Long userId) {
                 .orElseThrow(() -> new NotAcceptableException("존재하지 않는 보드입니다."));
         if (userId != null) {
             recordHistoryUseCase.write(userId,
-                    List.of(new HistoryItem(encryptedBoardId, board.getTitle(), LocalDateTime.now())));
+                    List.of(new HistoryItem(encryptedBoardId, board.getTitle(), board.getIsPublic(),
+                            LocalDateTime.now())));
 
             Boolean isOwner = userId.equals(board.getUser().getId());
             return board.toReadBoardResDto(isOwner);
@@ -55,5 +56,7 @@ public ReadBoardSummaryResDto readSummary(String encryptedBoardId) {
                 .toReadBoardSummaryDto();
     }
 
-
+    public List<Board> readPublicBoard() {
+        return boardRepository.findByIsPublicTrue();
+    }
 }

src/main/java/com/strcat/service/UserService.java

@@ -15,7 +15,6 @@
 import jakarta.transaction.Transactional;
 import java.util.List;
 import java.util.Optional;
-import java.util.stream.Collectors;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -65,7 +64,7 @@ public List<ReadMyInfoResDto> readMyBoardInfo(Long userId) {
         List<Board> boards = user.getBoards();
         return boards.stream()
                 .map(Board::toReadMyInfoResDto)
-                .collect(Collectors.toList());
+                .toList();
     }
 
 
@@ -82,6 +81,7 @@ public HistoryDto postMyBoardHistory(Long userId, HistoryDto dto) {
 
         return new HistoryDto(result.stream()
                 .map((history -> new HistoryItem(history.getBoard().getEncryptedId(), history.getBoard().getTitle(),
+                        history.getBoard().getIsPublic(),
                         history.getVisitedAt()))).toList());
     }
 }