Merge pull request #6 from Likelion-YeungNam-Univ/feat/#5-community-post

Feat/#5 community post

.gitignore

@@ -35,3 +35,5 @@ out/
 
 ### VS Code ###
 .vscode/
+
+src/main/resources/application.yml

build.gradle

@@ -36,6 +36,9 @@ dependencies {
     implementation group: 'io.jsonwebtoken', name: 'jjwt-impl', version: '0.11.2'
     runtimeOnly group: 'io.jsonwebtoken', name: 'jjwt-orgjson', version: '0.11.2'
     implementation group: 'com.nimbusds', name: 'nimbus-jose-jwt', version: '9.37.2'
+
+    //s3
+    implementation 'org.springframework.cloud:spring-cloud-starter-aws:2.2.6.RELEASE'
 }
 
 tasks.named('test') {

src/main/java/com/example/beginnerfitbe/category/domain/Category.java

@@ -0,0 +1,32 @@
+package com.example.beginnerfitbe.category.domain;
+
+import com.example.beginnerfitbe.post.domain.Post;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import jakarta.persistence.*;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class Category {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false, unique = true)
+    private String categoryName;
+
+    @OneToMany(mappedBy = "category", fetch = FetchType.LAZY, cascade = CascadeType.REMOVE)
+    @JsonIgnore
+    private List<Post> posts;
+
+    @Builder
+    public Category(String categoryName) {
+        this.categoryName = categoryName;
+    }
+}
+

src/main/java/com/example/beginnerfitbe/category/repository/CategoryRepository.java

@@ -0,0 +1,12 @@
+package com.example.beginnerfitbe.category.repository;
+
+import com.example.beginnerfitbe.category.domain.Category;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface CategoryRepository extends JpaRepository<Category, Long> {
+    Optional<Category> findByCategoryName (String categoryName);
+}

src/main/java/com/example/beginnerfitbe/category/service/CategoryService.java

@@ -0,0 +1,28 @@
+package com.example.beginnerfitbe.category.service;
+
+import com.example.beginnerfitbe.category.domain.Category;
+import com.example.beginnerfitbe.category.repository.CategoryRepository;
+import com.example.beginnerfitbe.post.domain.Post;
+import jakarta.annotation.PostConstruct;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.Arrays;
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+public class CategoryService {
+
+    private final CategoryRepository categoryRepository;
+    @PostConstruct
+    public void initCategories() {
+        List<String> categoryNames = Arrays.asList("자유게시판", "정보공유");
+
+        categoryNames.forEach(categoryName -> {
+            if (categoryRepository.findByCategoryName(categoryName).isEmpty()) {
+                categoryRepository.save(new Category(categoryName));
+            }
+        });
+    }
+}

src/main/java/com/example/beginnerfitbe/post/controller/PostController.java

@@ -0,0 +1,70 @@
+package com.example.beginnerfitbe.post.controller;
+
+import com.example.beginnerfitbe.error.StateResponse;
+import com.example.beginnerfitbe.jwt.util.JwtUtil;
+import com.example.beginnerfitbe.post.dto.PostCreateDto;
+import com.example.beginnerfitbe.post.dto.PostUpdateDto;
+import com.example.beginnerfitbe.post.service.PostService;
+import io.swagger.v3.oas.annotations.Operation;
+import jakarta.servlet.http.HttpServletRequest;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/posts")
+public class PostController {
+
+    private final PostService postService;
+    private final JwtUtil jwtUtil;
+
+    @GetMapping("")
+    @Operation(summary = "게시글 조회 메서드", description = "전체 게시글을 조회합니다.")
+    public ResponseEntity<?> list() {
+        return ResponseEntity.ok(postService.list());
+    }
+
+    @GetMapping("/{postId}")
+    @Operation(summary = "게시글 상세 조회 메서드", description = "게시글 상세 정보를 조회합니다.")
+    public ResponseEntity<?> read(@PathVariable Long postId) {
+        return ResponseEntity.ok(postService.read(postId));
+    }
+    @GetMapping("/me")
+    @Operation(summary = "사용자 게시글 조회 메소드", description = "사용자가 마이페이지에서 자신이 등록한 글을 조회합니다.")
+    public ResponseEntity<?> me(HttpServletRequest request) {
+        Long userId = jwtUtil.getUserId(jwtUtil.resolveToken(request).substring(7));
+        return ResponseEntity.ok(postService.me(userId));
+    }
+
+    @GetMapping("/categories/{categoryName}")
+    @Operation(summary = "카테고리 별 게시글 조회 메소드", description = "카테고리 이름을 통해 카테고리 별로 게시글을 조회합니다.")
+    public ResponseEntity<?> getPostsByCategoryName(@PathVariable String categoryName) {
+        return ResponseEntity.ok(postService.getPostsByCategoryName(categoryName));
+    }
+
+    @PostMapping("")
+    @Operation(summary = "게시글 생성 메서드", description = "제목/내용/카테고리이름/사진(선택)을 입력받아 게시글을 생성합니다.")
+    public ResponseEntity<?> create(HttpServletRequest request, @RequestPart("createDto") PostCreateDto createDto, @RequestPart(value = "postPicture", required = false) MultipartFile postPicture){
+        Long userId = jwtUtil.getUserId(jwtUtil.resolveToken(request).substring(7));
+        return postService.create(userId, createDto, postPicture);
+    }
+    @PutMapping("/{postId}")
+    @Operation(summary = "사용자 글 수정 메서드", description = "사용자가 자신이 작성한 글을 수정합니다.")
+    ResponseEntity<StateResponse> update(HttpServletRequest request, @PathVariable Long postId, @RequestPart("updateDto") PostUpdateDto updateDto, @RequestPart(value = "postPicture", required = false) MultipartFile postPicture){
+        Long userId = jwtUtil.getUserId(jwtUtil.resolveToken(request).substring(7));
+        return postService.update(postId, userId, updateDto ,postPicture);
+    }
+    @DeleteMapping("/{postId}")
+    @Operation(summary = "게시글 삭제 메서드", description = "사용자가 커뮤니티 글을 삭제하기 위한 메서드입니다.")
+    ResponseEntity<StateResponse> delete(HttpServletRequest request, @PathVariable Long postId){
+        Long userId = jwtUtil.getUserId(jwtUtil.resolveToken(request).substring(7));
+        return postService.delete(postId, userId);
+    }
+
+}

src/main/java/com/example/beginnerfitbe/post/domain/Post.java

@@ -0,0 +1,60 @@
+package com.example.beginnerfitbe.post.domain;
+
+import com.example.beginnerfitbe.category.domain.Category;
+import com.example.beginnerfitbe.user.domain.User;
+import jakarta.persistence.*;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.springframework.data.annotation.CreatedDate;
+
+import java.time.LocalDateTime;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class Post {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false)
+    private String title;
+
+    @Column(nullable = false)
+    private String content;
+
+    @Column
+    private String pictureUrl;
+
+    @ManyToOne
+    @JoinColumn(name = "user_id", nullable = false)
+    private User user;
+
+    @ManyToOne
+    @JoinColumn(name = "category_id", nullable = false)
+    private Category category;
+
+    @CreatedDate
+    @Column(nullable = false)
+    private LocalDateTime createdAt;
+
+    @Builder
+    public Post(String title, String content, String pictureUrl, LocalDateTime createdAt, User user, Category category) {
+        this.title = title;
+        this.content = content;
+        this.pictureUrl = pictureUrl;
+        this.createdAt = createdAt;
+        this.category = category;
+        this.user = user;
+    }
+
+    public void update(String title, String content, Category category) {
+        this.title=title;
+        this.content = content;
+        this.category= category;
+    }
+    public void updatePicture(String pictureUrl) {
+        this.pictureUrl = pictureUrl;
+    }
+}

src/main/java/com/example/beginnerfitbe/post/dto/PostCreateDto.java

@@ -0,0 +1,22 @@
+package com.example.beginnerfitbe.post.dto;
+
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+
+@Data
+@NoArgsConstructor
+public class PostCreateDto {
+    private String title;
+    private String content;
+    private String categoryName;
+
+    @Builder
+    public PostCreateDto(String title, String content, String categoryName) {
+        this.title = title;
+        this.content = content;
+        this.categoryName = categoryName;
+    }
+
+}

src/main/java/com/example/beginnerfitbe/post/dto/PostDto.java

@@ -0,0 +1,43 @@
+package com.example.beginnerfitbe.post.dto;
+
+import com.example.beginnerfitbe.post.domain.Post;
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+@Data
+public class PostDto {
+    private Long id;
+    private String title;
+    private String content;
+    private String pictureUrl;
+    private LocalDateTime createdAt;
+
+    private Long userId;
+    private String userName;
+    private String categoryName;
+
+    public PostDto(Long id, String title, String content, String pictureUrl, LocalDateTime createdAt, Long userId, String userName, String categoryName) {
+        this.id = id;
+        this.title = title;
+        this.content = content;
+        this.pictureUrl=pictureUrl;
+        this.createdAt = createdAt;
+        this.userId = userId;
+        this.userName = userName;
+        this.categoryName = categoryName;
+    }
+
+    public static PostDto fromEntity(Post post) {
+        return new PostDto(
+                post.getId(),
+                post.getTitle(),
+                post.getContent(),
+                post.getPictureUrl(),
+                post.getCreatedAt(),
+                post.getUser().getId(),
+                post.getUser().getName(),
+                post.getCategory().getCategoryName()
+        );
+    }
+}

src/main/java/com/example/beginnerfitbe/post/dto/PostUpdateDto.java

@@ -0,0 +1,12 @@
+package com.example.beginnerfitbe.post.dto;
+
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+public class PostUpdateDto {
+    private String title;
+    private String content;
+    private String categoryName;
+}

src/main/java/com/example/beginnerfitbe/post/repository/PostRepository.java

@@ -0,0 +1,15 @@
+package com.example.beginnerfitbe.post.repository;
+
+import com.example.beginnerfitbe.category.domain.Category;
+import com.example.beginnerfitbe.post.domain.Post;
+import com.example.beginnerfitbe.user.domain.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository
+public interface PostRepository extends JpaRepository<Post, Long> {
+    List<Post> findAllByUser(User user);
+    List<Post> findPostsByCategory(Category category);
+}