Soddong

src/main/java/kr/megaptera/assignment/application/CreatePostService.java

@@ -1,4 +1,30 @@
 package kr.megaptera.assignment.application;
 
+import kr.megaptera.assignment.dto.PostCreateDto;
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.model.MultiLineText;
+import kr.megaptera.assignment.model.Post;
+import kr.megaptera.assignment.model.SingleLineText;
+import kr.megaptera.assignment.repository.PostRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
 public class CreatePostService {
+    private final PostRepository postRepository;
+
+    public CreatePostService(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    public PostDto createPost(PostCreateDto postCreateDto) {
+        Post post = new Post(
+                new SingleLineText(postCreateDto.getTitle()),
+                new SingleLineText(postCreateDto.getAuthor()),
+                new MultiLineText(postCreateDto.getContent()));
+        postRepository.save(post);
+
+        return new PostDto(post);
+    }
 }

src/main/java/kr/megaptera/assignment/application/DeletePostService.java

@@ -1,4 +1,21 @@
 package kr.megaptera.assignment.application;
 
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.model.Post;
+import kr.megaptera.assignment.model.PostId;
+import kr.megaptera.assignment.repository.PostRepository;
+import org.springframework.stereotype.Service;
+
+@Service
 public class DeletePostService {
+    private final PostRepository postRepository;
+
+    public DeletePostService(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    public PostDto deletePost(String id) {
+        Post post = postRepository.remove(PostId.of(id));
+        return new PostDto(post);
+    }
 }

src/main/java/kr/megaptera/assignment/application/GetPostService.java

@@ -1,4 +1,21 @@
 package kr.megaptera.assignment.application;
 
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.model.Post;
+import kr.megaptera.assignment.model.PostId;
+import kr.megaptera.assignment.repository.PostRepository;
+import org.springframework.stereotype.Service;
+
+@Service
 public class GetPostService {
+    private final PostRepository postRepository;
+
+    public GetPostService(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    public PostDto getPostDto(String id) {
+        Post post = postRepository.findOne(PostId.of(id));
+        return new PostDto(post);
+    }
 }

src/main/java/kr/megaptera/assignment/application/GetPostsService.java

@@ -1,4 +1,23 @@
 package kr.megaptera.assignment.application;
 
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.model.Post;
+import kr.megaptera.assignment.repository.PostRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
 public class GetPostsService {
+    private final PostRepository postRepository;
+
+    public GetPostsService(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    public List<PostDto> getPostDtos() {
+        List<Post> posts = postRepository.findAll();
+
+        return posts.stream().map(PostDto::new).toList();
+    }
 }

src/main/java/kr/megaptera/assignment/application/UpdatePostService.java

@@ -1,4 +1,30 @@
 package kr.megaptera.assignment.application;
 
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.dto.PostUpdateDto;
+import kr.megaptera.assignment.model.MultiLineText;
+import kr.megaptera.assignment.model.Post;
+import kr.megaptera.assignment.model.PostId;
+import kr.megaptera.assignment.model.SingleLineText;
+import kr.megaptera.assignment.repository.PostRepository;
+import org.springframework.stereotype.Service;
+
+@Service
 public class UpdatePostService {
+    private final PostRepository postRepository;
+
+
+    public UpdatePostService(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    public PostDto updatePost(PostUpdateDto postUpdateDto, String id) {
+        Post post = postRepository.findOne(PostId.of(id));
+        post.update(
+                new SingleLineText(postUpdateDto.getTitle()),
+                new MultiLineText(postUpdateDto.getContent())
+        );
+
+        return new PostDto(post);
+    }
 }

src/main/java/kr/megaptera/assignment/controllers/PostController.java

@@ -1,4 +1,84 @@
 package kr.megaptera.assignment.controllers;
 
+import jakarta.websocket.server.PathParam;
+import kr.megaptera.assignment.application.CreatePostService;
+import kr.megaptera.assignment.application.DeletePostService;
+import kr.megaptera.assignment.application.GetPostService;
+import kr.megaptera.assignment.application.GetPostsService;
+import kr.megaptera.assignment.application.UpdatePostService;
+import kr.megaptera.assignment.dto.PostCreateDto;
+import kr.megaptera.assignment.dto.PostDto;
+import kr.megaptera.assignment.dto.PostUpdateDto;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PatchMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@CrossOrigin
+@RestController
+@RequestMapping("/posts")
 public class PostController {
+    private CreatePostService createPostService;
+    private GetPostsService getPostsService;
+    private GetPostService getPostService;
+    private UpdatePostService updatePostService;
+    private DeletePostService deletePostService;
+
+    public PostController(CreatePostService createPostService,
+                          GetPostsService getPostsService,
+                          GetPostService getPostService,
+                          UpdatePostService updatePostService,
+                          DeletePostService deletePostService
+    ) {
+        this.createPostService = createPostService;
+        this.getPostsService = getPostsService;
+        this.getPostService = getPostService;
+        this.updatePostService = updatePostService;
+        this.deletePostService = deletePostService;
+    }
+
+    @PostMapping
+    @ResponseStatus(HttpStatus.CREATED)
+    public PostDto create(@RequestBody PostCreateDto postCreateDto){
+        PostDto created = createPostService.createPost(postCreateDto);
+        return created;
+    }
+
+    @GetMapping
+    public List<PostDto> getLists(){
+        List<PostDto> postDtos = getPostsService.getPostDtos();
+        return postDtos;
+    }
+
+    @GetMapping("/{id}")
+    public PostDto getDetail(@PathVariable String id){
+        PostDto postDto = getPostService.getPostDto(id);
+        return postDto;
+    }
+
+    @PatchMapping("/{id}")
+    public PostDto update(@PathVariable String id,
+                          @RequestBody PostUpdateDto postUpdateDto){
+        PostDto updated = updatePostService.updatePost(postUpdateDto, id);
+
+        return updated;
+    }
+
+    @DeleteMapping("/{id}")
+    public PostDto delete(@PathVariable String id){
+        PostDto postDto = deletePostService.deletePost(id);
+
+        return postDto;
+    }
+
 }

src/main/java/kr/megaptera/assignment/dto/CommentDto.java

@@ -0,0 +1,4 @@
+package kr.megaptera.assignment.dto;
+
+public class CommentDto {
+}

src/main/java/kr/megaptera/assignment/dto/PostCreateDto.java

@@ -0,0 +1,31 @@
+package kr.megaptera.assignment.dto;
+
+public class PostCreateDto {
+    private String title;
+    private String author;
+    private String content;
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+}

src/main/java/kr/megaptera/assignment/dto/PostDto.java

@@ -0,0 +1,59 @@
+package kr.megaptera.assignment.dto;
+
+import kr.megaptera.assignment.model.Post;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+public class PostDto {
+    private String id;
+    private String title;
+    private String author;
+    private String content;
+
+    public PostDto(Post post) {
+        this.id = post.id().toString();
+        this.title = post.title().toString();
+        this.author = post.author().toString();
+        this.content = post.content().toString();
+    }
+
+    public PostDto(String id, String title, String author, String content) {
+        this.id = id;
+        this.title = title;
+        this.author = author;
+        this.content = content;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String comment) {
+        this.content = content;
+    }
+
+}

src/main/java/kr/megaptera/assignment/dto/PostUpdateDto.java

@@ -0,0 +1,22 @@
+package kr.megaptera.assignment.dto;
+
+public class PostUpdateDto {
+    private String title;
+    private String content;
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+}

src/main/java/kr/megaptera/assignment/exception/PostNotFound.java

@@ -0,0 +1,4 @@
+package kr.megaptera.assignment.exception;
+
+public class PostNotFound extends RuntimeException {
+}

src/main/java/kr/megaptera/assignment/model/Comment.java

@@ -0,0 +1,4 @@
+package kr.megaptera.assignment.model;
+
+public class Comment {
+}

src/main/java/kr/megaptera/assignment/model/MultiLineText.java

@@ -0,0 +1,17 @@
+package kr.megaptera.assignment.model;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class MultiLineText {
+    private List<String> lines;
+
+    public MultiLineText(String text) {
+        this.lines = Arrays.asList(text.split("\n"));
+    }
+
+    @Override
+    public String toString(){
+        return String.join("\n", lines);
+    }
+}