feat : 게시판 구현

backend/src/main/java/com/edufocus/edufocus/board/controller/BoardController.java

@@ -1,13 +1,13 @@
 package com.edufocus.edufocus.board.controller;
 
-import com.edufocus.edufocus.board.entity.dto.RequestBoardDetailDto;
+import com.edufocus.edufocus.board.entity.dto.RequestBoardDto;
+import com.edufocus.edufocus.board.entity.dto.RequestBoardUpdateDto;
 import com.edufocus.edufocus.board.entity.dto.RequestCommentDto;
-import com.edufocus.edufocus.board.entity.dto.ResponseBoardDetailDto;
-import com.edufocus.edufocus.board.entity.dto.ResponseBoardDto;
+import com.edufocus.edufocus.board.entity.vo.Board;
 import com.edufocus.edufocus.board.entity.vo.Comment;
 import com.edufocus.edufocus.board.service.BoardService;
+import jakarta.servlet.http.HttpServletRequest;
 import jakarta.validation.constraints.Positive;
-import org.springframework.data.domain.Pageable;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
@@ -29,15 +29,11 @@ public class BoardController {
 
     @GetMapping()
     public ResponseEntity<?> searchBoards(
-            Pageable pageable,
-            @RequestParam(value = "userId", required = true) int userId
+            @RequestParam(value = "category", required = false, defaultValue = "announcement") String category,
+            @RequestParam(value = "lectureId", required = true) long lectureId,
+            @RequestParam(value = "pageNo", required = false, defaultValue = "0") int pageNo
     ){
-
-        if(boardService.checkRegistration(userId, lectureId)){
-            throw new RuntimeException();
-        }
-
-        List<ResponseBoardDto> boards = boardService.findBoards(userId, category, lectureId);
+        List<Board> boards = boardService.findBoards(pageNo, category, lectureId);
 
         if(boards.isEmpty()){
             return ResponseEntity.noContent().build();
@@ -48,39 +44,35 @@ public class BoardController {
 
     @GetMapping(value = "/{boardId}")
     public ResponseEntity<?> getBoardDetail(
-            @PathVariable @Positive int boardId,
-            @RequestParam(value = "userId", required = true) @Positive int userId
+            @PathVariable @Positive int boardId
     ){
-        ResponseBoardDetailDto responseBoardDetail = boardService.findBoardDetail(userId, boardId);
+        Board responseBoardDetail = boardService.findBoardDetail(boardId);
 
         return ResponseEntity.ok(responseBoardDetail);
     }
 
     @PostMapping
     public ResponseEntity<?> addBoard(
-            @RequestBody RequestBoardDetailDto requestBoardDetailDto,
-            @RequestParam(value = "userId", required = true) @Positive int userId
+            @RequestBody RequestBoardDto requestBoardDto,
+            HttpServletRequest request
     ){
-        if(boardService.checkRegistration(userId, requestBoardDetailDto.getLectureId())){
-            throw new RuntimeException();
-        }
 
-        boardService.createBoard(userId, requestBoardDetailDto);
+        long userId = Long.parseLong(request.getHeader("Authentication"));
+
+        boardService.createBoard(userId, requestBoardDto);
 
         return new ResponseEntity<>(HttpStatus.OK);
     }
 
     @PutMapping(value = "/{boardId}")
     public ResponseEntity<?> updateBoard(
-            @PathVariable @Positive int boardId,
-            @RequestBody RequestBoardDetailDto requestBoardDetailDto,
-            @RequestParam(value = "userId", required = true) @Positive int userId
+            @PathVariable @Positive long boardId,
+            @RequestBody RequestBoardUpdateDto requestBoardUpdateDto,
+            HttpServletRequest request
     ){
-        if(boardService.checkRegistration(userId, requestBoardDetailDto.getLectureId())){
-            throw new RuntimeException();
-        }
+        long userId = Long.parseLong(request.getHeader("Authentication"));
 
-        boardService.createBoard(userId, requestBoardDetailDto);
+        boardService.updateBoard(boardId, requestBoardUpdateDto);
 
         return new ResponseEntity<>(HttpStatus.OK);
     }
@@ -88,12 +80,8 @@ public class BoardController {
     @DeleteMapping(value = "/{boardId}")
     public ResponseEntity<?> deleteBoard(
             @PathVariable int boardId,
-            @RequestParam @Positive int userId
+            HttpServletRequest request
     ){
-        if(boardService.checkBoardOwner(userId, boardId)){
-            throw new RuntimeException();
-        }
-
         boardService.deleteBoard(boardId);
 
         return new ResponseEntity<>(HttpStatus.OK);
@@ -102,8 +90,10 @@ public class BoardController {
     @GetMapping(value = "/comment/{boardId}")
     public ResponseEntity<?> getComments(
             @PathVariable @Positive int boardId,
-            @RequestParam @Positive int userId
+            HttpServletRequest request
     ){
+        long userId = Long.parseLong(request.getHeader("Authentication"));
+
         List<Comment> comments = boardService.findComments(userId, boardId);
 
         return ResponseEntity.ok(comments);
@@ -112,23 +102,25 @@ public class BoardController {
     @PostMapping(value = "/comment/{boardId}")
     public ResponseEntity<?> addComment(
             @PathVariable @Positive int boardId,
-            @RequestParam int userId,
-            @RequestBody RequestCommentDto requestCommentDto
+            @RequestParam String content,
+            HttpServletRequest request
     ){
-        boardService.createComment(userId, boardId, requestCommentDto);
+        long userId = Long.parseLong(request.getHeader("Authentication"));
+
+        boardService.createComment(userId, boardId, content);
 
         return new ResponseEntity<>(HttpStatus.OK);
     }
 
     @PutMapping(value = "/comment/{commentId}")
     public ResponseEntity<?> updateComment(
-            @RequestParam int userId,
             @PathVariable @Positive int commentId,
-            @RequestBody RequestCommentDto requestCommentDto
+            @RequestParam String content,
+            HttpServletRequest request
     ){
-        boardService.checkCommentOwner(userId, commentId);
+        long userId = Long.parseLong(request.getHeader("Authentication"));
 
-        boardService.updateComment(commentId, requestCommentDto);
+        boardService.updateComment(commentId, content);
 
         return new ResponseEntity<>(HttpStatus.OK);
     }
@@ -136,9 +128,9 @@ public class BoardController {
     @DeleteMapping(value = "/comment/{commentId}")
     public ResponseEntity<?> deleteComment(
             @PathVariable @Positive int commentId,
-            @RequestParam int userId
+            HttpServletRequest request
     ){
-        boardService.checkCommentOwner(userId, commentId);
+        long userId = Long.parseLong(request.getHeader("Authentication"));
 
         boardService.deleteComment(commentId);
 

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/RequestBoardDetailDto.java

@@ -1,2 +0,0 @@
-package com.edufocus.edufocus.board.entity.dto;public class RequestBoartDetailDto {
-}

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/RequestBoardDto.java

@@ -0,0 +1,14 @@
+package com.edufocus.edufocus.board.entity.dto;
+
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class RequestBoardDto {
+    private long lectureId;
+    private String title;
+    private String category;
+    private String content;
+}

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/RequestBoardUpdateDto.java

@@ -0,0 +1,12 @@
+package com.edufocus.edufocus.board.entity.dto;
+
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class RequestBoardUpdateDto {
+    private String title;
+    private String content;
+}

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/RequestCommentDto.java

@@ -1,2 +1,4 @@
-package com.edufocus.edufocus.board.entity.dto;public class RequestCommentDto {
+package com.edufocus.edufocus.board.entity.dto;
+
+public class RequestCommentDto {
 }

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/ResponseBoardDetailDto.java

@@ -1,2 +1,21 @@
-package com.edufocus.edufocus.board.entity.dto;public class ResponseBoardDetailDto {
+package com.edufocus.edufocus.board.entity.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.time.LocalTime;
+
+@Builder
+@Getter
+@Setter
+@AllArgsConstructor
+public class ResponseBoardDetailDto {
+    private int id;
+    private String name;
+    private String content;
+    private int viewCount;
+    private LocalTime createdAt;
+    private LocalTime modifiedAt;
 }

backend/src/main/java/com/edufocus/edufocus/board/entity/dto/ResponseBoardDto.java

@@ -1,2 +1,7 @@
-package com.edufocus.edufocus.board.entity.dto;public class ResponseBoardDto {
+package com.edufocus.edufocus.board.entity.dto;
+
+public class ResponseBoardDto {
+    private int id;
+    private String name;
+    private String title;
 }

backend/src/main/java/com/edufocus/edufocus/board/entity/vo/Board.java

@@ -1,2 +1,52 @@
-package com.edufocus.edufocus.board.entity.vo;public class Board {
+package com.edufocus.edufocus.board.entity.vo;
+
+
+import com.edufocus.edufocus.lecture.entity.Lecture;
+import com.edufocus.edufocus.user.model.entity.User;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.hibernate.annotations.CreationTimestamp;
+
+import java.time.LocalDate;
+import java.util.Date;
+
+@Entity
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@Setter
+public class Board {
+
+    @Id
+    @GeneratedValue
+    private long id;
+
+    @Column(nullable = false)
+    private String title;
+
+    @Column(nullable = false)
+    private String category;
+
+    @Column(nullable = false)
+    private String content;
+
+    @Column(nullable = true)
+    private int viewCount;
+
+    @CreationTimestamp
+    LocalDate createdAt;
+
+    @CreationTimestamp
+    LocalDate modifiedAt;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "user_id")
+    private User user;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "lecture_id")
+    private Lecture lecture;
 }

backend/src/main/java/com/edufocus/edufocus/board/entity/vo/Comment.java

@@ -1,2 +1,40 @@
-package com.edufocus.edufocus.board.entity.vo;public class Comment {
+package com.edufocus.edufocus.board.entity.vo;
+
+
+import com.edufocus.edufocus.user.model.entity.User;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+import java.time.LocalTime;
+
+@Entity
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@Setter
+public class Comment {
+    @Id
+    @GeneratedValue
+    private long id;
+    @Column
+    private String content;
+
+    @Column
+    private LocalTime createdAt;
+
+    @Column
+    private LocalTime updatedAt;
+
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    User user;
+
+    @ManyToOne
+    @JoinColumn(name = "board_id")
+    Board board;
+
+
 }

backend/src/main/java/com/edufocus/edufocus/board/repository/BoardRepository.java

@@ -0,0 +1,13 @@
+package com.edufocus.edufocus.board.repository;
+
+import com.edufocus.edufocus.board.entity.vo.Board;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface BoardRepository extends JpaRepository<Board, Long> {
+    Page<Board> findByLectureIdAndCategory(Long lectureId, String category, Pageable pageable);
+
+}

backend/src/main/java/com/edufocus/edufocus/board/repository/CommentRepository.java

@@ -0,0 +1,11 @@
+package com.edufocus.edufocus.board.repository;
+
+import com.edufocus.edufocus.board.entity.vo.Comment;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface CommentRepository extends JpaRepository<Comment, Long> {
+    List<Comment> findByBoardId(long boardId);
+
+}

backend/src/main/java/com/edufocus/edufocus/board/service/BoardService.java

@@ -1,2 +1,23 @@
-package com.edufocus.edufocus.board.service;public interface BoardService {
+package com.edufocus.edufocus.board.service;
+
+import com.edufocus.edufocus.board.entity.dto.RequestBoardDto;
+import com.edufocus.edufocus.board.entity.dto.RequestBoardUpdateDto;
+import com.edufocus.edufocus.board.entity.dto.RequestCommentDto;
+import com.edufocus.edufocus.board.entity.vo.Board;
+import com.edufocus.edufocus.board.entity.vo.Comment;
+
+import java.util.List;
+
+public interface BoardService {
+
+    public List<Board> findBoards(int pageNo, String category, long lectureId);
+    public Board findBoardDetail(long boardId);
+    public void createBoard(long userId, RequestBoardDto requestBoardDto);
+    public void updateBoard(long boardId, RequestBoardUpdateDto requestBoardUpdateDto);
+    public void deleteBoard(long boardId);
+    public List<Comment> findComments(long userId, long boardId);
+    public void createComment(long userId, long boardId, String content);
+    public void updateComment(long commentId, String content);
+    public void deleteComment(long commentId);
+
 }

backend/src/main/java/com/edufocus/edufocus/board/service/BoardServiceImpl.java

@@ -1,2 +1,122 @@
-package com.edufocus.edufocus.board.service;public class BoardServiceImpl {
+package com.edufocus.edufocus.board.service;
+
+
+import com.edufocus.edufocus.board.entity.dto.RequestBoardDto;
+import com.edufocus.edufocus.board.entity.dto.RequestBoardUpdateDto;
+import com.edufocus.edufocus.board.entity.dto.RequestCommentDto;
+import com.edufocus.edufocus.board.entity.vo.Board;
+import com.edufocus.edufocus.board.entity.vo.Comment;
+import com.edufocus.edufocus.board.repository.BoardRepository;
+import com.edufocus.edufocus.board.repository.CommentRepository;
+import com.edufocus.edufocus.lecture.entity.Lecture;
+import com.edufocus.edufocus.lecture.repository.LectureRepository;
+import com.edufocus.edufocus.user.model.entity.User;
+import com.edufocus.edufocus.user.model.repository.UserRepository;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class BoardServiceImpl implements BoardService {
+
+    private static final int PAGE_SIZE = 10;
+
+    private final UserRepository userRepository;
+    private final LectureRepository lectureRepository;
+    private final BoardRepository boardRepository;
+    private final CommentRepository commentRepository;
+
+    public BoardServiceImpl(BoardRepository boardRepository, CommentRepository commentRepository, UserRepository userRepository, LectureRepository lectureRepository){
+        this.boardRepository = boardRepository;
+        this.commentRepository = commentRepository;
+        this.userRepository = userRepository;
+        this.lectureRepository = lectureRepository;
+    }
+
+
+    @Override
+    public List<Board> findBoards(int pageNo, String category, long lectureId) {
+        Pageable pageable = PageRequest.of(pageNo, PAGE_SIZE);
+        Page<Board> boards = boardRepository.findByLectureIdAndCategory(lectureId, category, pageable);
+        return boards.getContent();
+    }
+
+    @Override
+    public Board findBoardDetail(long boardId) {
+        Board board = boardRepository.findById(boardId).get();
+        return board;
+    }
+
+    @Override
+    public void createBoard(long userId, RequestBoardDto requestBoardDto) {
+        User user = userRepository.findById(userId).get();
+        Lecture lecture = lectureRepository.findById(requestBoardDto.getLectureId()).get();
+
+        Board board = Board.builder()
+                .title(requestBoardDto.getTitle())
+                .category(requestBoardDto.getCategory())
+                .content(requestBoardDto.getCategory())
+                .user(user)
+                .lecture(lecture)
+                .build();
+
+        boardRepository.save(board);
+    }
+
+    @Override
+    public void updateBoard(long boardId, RequestBoardUpdateDto requestBoardUpdateDto) {
+        Board board = boardRepository.findById(boardId).get();
+
+        board.setTitle(requestBoardUpdateDto.getTitle());
+        board.setContent(requestBoardUpdateDto.getContent());
+
+        boardRepository.save(board);
+    }
+
+
+    @Override
+    public void deleteBoard(long boardId) {
+        Board board = boardRepository.findById(boardId).get();
+
+        boardRepository.delete(board);
+    }
+
+    @Override
+    public List<Comment> findComments(long userId, long boardId) {
+        return  commentRepository.findByBoardId(boardId);
+    }
+
+    @Override
+    public void createComment(long userId, long boardId, String content) {
+       User user = userRepository.findById(userId).get();
+       Board board = boardRepository.findById(boardId).get();
+
+       Comment comment = Comment.builder()
+               .content(content)
+               .board(board)
+               .user(user)
+               .build();
+
+       commentRepository.save(comment);
+    }
+
+
+
+    @Override
+    public void updateComment(long commentId, String content) {
+        Comment comment = commentRepository.findById(commentId).get();
+        comment.setContent(content);
+        commentRepository.save(comment);
+    }
+
+    @Override
+    public void deleteComment(long commentId) {
+        Comment comment = commentRepository.findById(commentId).get();
+        commentRepository.delete(comment);
+    }
+
+
 }