Merge pull request #29 from tukcom2023CD/BE/feat/#22

[BE/feat/#22] Post Create api 구현

backend/src/main/java/com/rising/backend/domain/comment/domain/controller/CommentController.java

@@ -0,0 +1,18 @@
+package com.rising.backend.domain.comment.domain.controller;
+
+import com.rising.backend.domain.comment.dto.request.CommentRequest;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Tag(name = "USER API")
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1/comments")
+public class CommentController {
+
+
+}

backend/src/main/java/com/rising/backend/domain/comment/dto/request/CommentRequest.java

@@ -0,0 +1,19 @@
+package com.rising.backend.domain.comment.dto.request;
+
+import lombok.Getter;
+
+@Getter
+public class CommentRequest {
+
+    public static class CreateDto {
+        private Long postId;
+
+        private Long userId;
+
+        private String content;
+
+        private Long parentId;
+
+    }
+
+}

backend/src/main/java/com/rising/backend/domain/comment/repository/CommentRepository.java

@@ -0,0 +1,8 @@
+package com.rising.backend.domain.comment.repository;
+
+import com.rising.backend.domain.comment.domain.Comment;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface CommentRepository extends JpaRepository<Comment, Long> {
+
+}

backend/src/main/java/com/rising/backend/domain/comment/service/CommentService.java

@@ -0,0 +1,13 @@
+package com.rising.backend.domain.comment.service;
+
+import com.rising.backend.domain.comment.repository.CommentRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CommentService {
+
+    private final CommentRepository commentRepository;
+
+}

backend/src/main/java/com/rising/backend/domain/post/controller/PostController.java

@@ -0,0 +1,30 @@
+package com.rising.backend.domain.post.controller;
+
+import com.rising.backend.domain.post.dto.request.PostCreateRequestDto;
+import com.rising.backend.domain.post.service.PostService;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+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.RestController;
+
+@Tag(name = "POST API")
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("api/v1/posts")
+public class PostController {
+
+    private final PostService postService;
+
+    @PostMapping
+    public ResponseEntity<String> create(@RequestBody PostCreateRequestDto dto) {
+        postService.createPost(dto);
+
+        return ResponseEntity.status(HttpStatus.CREATED)
+                .body("글 등록 성공");
+    }
+
+}

backend/src/main/java/com/rising/backend/domain/post/domain/PostType.java

@@ -1,6 +1,13 @@
 package com.rising.backend.domain.post.domain;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+
 public enum PostType {
     QUESTION,
-    MENTORING
+    MENTORING;
+
+    @JsonCreator
+    public static PostType from(String s) {
+        return PostType.valueOf(s.toUpperCase());
+    }
 }

backend/src/main/java/com/rising/backend/domain/post/dto/mapper/PostMapper.java

@@ -0,0 +1,26 @@
+package com.rising.backend.domain.post.dto.mapper;
+
+import com.rising.backend.domain.post.domain.Post;
+import com.rising.backend.domain.post.dto.request.PostCreateRequestDto;
+import com.rising.backend.domain.post.repository.PostRepository;
+import com.rising.backend.domain.user.service.UserService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class PostMapper {
+
+    private final PostRepository postRepository;
+    private final UserService userService;
+
+    public Post toPostEntity(PostCreateRequestDto dto) {
+        return Post.builder()
+                .user(userService.getUser(dto.getUserId()))
+                .content(dto.getContent())
+                .title(dto.getTitle())
+                .memo(null)
+                .videoUrl(null)
+                .type(dto.getType()).build();
+    }
+}

backend/src/main/java/com/rising/backend/domain/post/dto/request/PostCreateRequestDto.java

@@ -0,0 +1,26 @@
+package com.rising.backend.domain.post.dto.request;
+
+import com.rising.backend.domain.post.domain.PostType;
+import lombok.Getter;
+import org.hibernate.validator.constraints.Length;
+
+import javax.validation.constraints.NotEmpty;
+
+@Getter
+public class PostCreateRequestDto {
+
+    @NotEmpty
+    private Long userId;
+
+    @NotEmpty
+    @Length(max = 100)
+    private String title;
+
+    @NotEmpty
+    private String content;
+
+    @NotEmpty
+    private PostType type;
+
+
+}

backend/src/main/java/com/rising/backend/domain/post/repository/PostRepository.java

@@ -0,0 +1,8 @@
+package com.rising.backend.domain.post.repository;
+
+import com.rising.backend.domain.post.domain.Post;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface PostRepository extends JpaRepository<Post, Long> {
+
+}

backend/src/main/java/com/rising/backend/domain/post/service/PostService.java

@@ -0,0 +1,20 @@
+package com.rising.backend.domain.post.service;
+
+import com.rising.backend.domain.post.domain.Post;
+import com.rising.backend.domain.post.dto.mapper.PostMapper;
+import com.rising.backend.domain.post.dto.request.PostCreateRequestDto;
+import com.rising.backend.domain.post.repository.PostRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class PostService {
+
+    private final PostRepository postRepository;
+    private final PostMapper postMapper;
+
+    public Post createPost(PostCreateRequestDto dto) {
+        return postRepository.save(postMapper.toPostEntity(dto));
+    }
+}

backend/src/main/java/com/rising/backend/domain/user/service/UserService.java

@@ -26,4 +26,8 @@ public User register(UserRequest.CreateDto requestDto) {
         user.setEncryptedPassword(passwordEncoder.encode(user.getPassword()));
         return userRepository.save(user);
     }
+
+    public User getUser(Long userId) {
+        return userRepository.findById(userId).orElseThrow();
+    }
 }