Merge pull request #11 from GDSC-DGU/feat/3

[feat] #3 Post 생성 API 기능 구현

src/main/java/org/harang/server/controller/PostController.java

@@ -0,0 +1,32 @@
+package org.harang.server.controller;
+
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.harang.server.annotation.MemberId;
+import org.harang.server.domain.Post;
+import org.harang.server.dto.common.ApiResponse;
+import org.harang.server.dto.request.PostRequest;
+import org.harang.server.dto.type.SuccessMessage;
+import org.harang.server.service.PostService;
+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;
+
+@Slf4j
+@RestController
+@RequestMapping("/v1/posts")
+@RequiredArgsConstructor
+public class PostController {
+
+    private final PostService postService;
+
+    @PostMapping
+    public ApiResponse<?> createPost(@MemberId Long memberId, @Valid @RequestBody PostRequest request) {
+
+        Post post = postService.createPost(memberId, request);
+
+        return ApiResponse.success(SuccessMessage.CREATED);
+    }
+}

src/main/java/org/harang/server/controller/TestController.java

@@ -0,0 +1,25 @@
+package org.harang.server.controller;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.harang.server.domain.enums.Type;
+import org.harang.server.dto.response.JwtTokenResponse;
+import org.harang.server.util.JwtUtil;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequestMapping("/test")
+@RequiredArgsConstructor
+public class TestController {
+    private final JwtUtil jwtUtil;
+
+    @GetMapping("/token/{memberId}")
+    public ResponseEntity<JwtTokenResponse> getToken(@PathVariable("memberId") Long memberId) {
+        return ResponseEntity.ok(jwtUtil.generateTokens(memberId, Type.WATERING));
+    }
+}

src/main/java/org/harang/server/domain/Category.java

@@ -6,6 +6,9 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @Entity
 @Getter
 @Table(name = "category")
@@ -15,16 +18,14 @@ public class Category {
     @Column(name = "id", nullable = false)
     private Long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "post_id")
-    private Post post;
-
     @Column(name = "name", nullable = false)
     private String name;
 
+    @OneToMany(mappedBy = "category")
+    private List<PostCategory> postCategoryList = new ArrayList<>();
+
     @Builder
-    public Category(Post post, String name) {
-        this.post = post;
+    public Category(String name) {
         this.name = name;
     }
 }

src/main/java/org/harang/server/domain/Post.java

@@ -8,6 +8,7 @@
 import org.harang.server.domain.enums.Gender;
 import org.harang.server.domain.enums.Status;
 
+import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
@@ -36,32 +37,32 @@ public class Post {
     @Column(name = "chat_link", nullable = false)
     private String chatLink;
 
-    @Column(name = "preferred_gender", nullable = false)
+    @Column(name = "preferred_gender")
     @Enumerated(EnumType.STRING)
     private Gender preferredGender;
 
-    @Column(name = "preferred_age", nullable = false)
-    private Long preferredAge;
+    @Column(name = "preferred_age")
+    private int preferredAge;
 
-    @Column(name = "preferred_start_at", nullable = false)
-    private LocalDateTime preferredStartAt;
+    @Column(name = "preferred_start_at")
+    private LocalDate preferredStartAt;
 
-    @Column(name = "preferred_end_at", nullable = false)
-    private LocalDateTime preferredEndAt;
+    @Column(name = "preferred_end_at")
+    private LocalDate preferredEndAt;
 
-    @Column(name = "status", nullable = false)
+    @Column(name = "status")
     @Enumerated(EnumType.STRING)
     private Status status = Status.WAITING;
 
     /* Relation Parent Mapping */
     @OneToMany(mappedBy = "post")
-    private List<Category> categoryList = new ArrayList<>();
+    private List<Matching> matchingList = new ArrayList<>();
 
     @OneToMany(mappedBy = "post")
-    private List<Matching> matchingList = new ArrayList<>();
+    private List<PostCategory> postCategoryList = new ArrayList<>();
 
     @Builder
-    public Post(Member member, LocalDateTime createdAt, String title, String content, String chatLink, Gender preferredGender, Long preferredAge, LocalDateTime preferredStartAt, LocalDateTime preferredEndAt, Status status) {
+    public Post(Member member, LocalDateTime createdAt, String title, String content, String chatLink, Gender preferredGender, int preferredAge, LocalDate preferredStartAt, LocalDate preferredEndAt, Status status) {
         this.member = member;
         this.createdAt = createdAt;
         this.title = title;

src/main/java/org/harang/server/domain/PostCategory.java

@@ -0,0 +1,34 @@
+package org.harang.server.domain;
+
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Getter
+@Table(name = "post_category")
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class PostCategory {
+    @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "id", nullable = false)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "post_id")
+    private Post post;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "category_id")
+    private Category category;
+
+    @Builder
+    public PostCategory(Post post, Category category) {
+        this.post = post;
+        this.category = category;
+    }
+}

src/main/java/org/harang/server/domain/enums/Gender.java

@@ -8,7 +8,8 @@
 @RequiredArgsConstructor(access = AccessLevel.PRIVATE)
 public enum Gender {
     MALE("male"),
-    FEMALE("female");
+    FEMALE("female"),
+    NONE("none");
 
     private final String value;
 }

src/main/java/org/harang/server/dto/request/PostRequest.java

@@ -0,0 +1,29 @@
+package org.harang.server.dto.request;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
+import org.harang.server.domain.Category;
+import org.harang.server.domain.enums.Gender;
+import org.harang.server.domain.enums.Status;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.List;
+
+public record PostRequest(
+        @JsonProperty("title") @NotNull @Size(min = 5, max = 24 ) String title,
+        @JsonProperty("content") @NotNull(message = "내용을 입력해주세요.") String content,
+        @JsonProperty("chatLink") @NotNull(message = "오픈채팅방 링크를 첨부해주세요.") String chatLink,
+        @JsonProperty("preferredGender") Gender preferredGender,
+        @JsonProperty("preferredAge") int preferredAge,
+        @JsonProperty("preferredStartAt") @JsonFormat(pattern = "yyyy-MM-dd") LocalDate preferredStartAt,
+        @JsonProperty("preferredEndAt") @JsonFormat(pattern = "yyyy-MM-dd") LocalDate preferredEndAt,
+        @JsonProperty("category") List<String> categoryList,
+        @JsonProperty("preferredLocation") String preferredLocation,
+        @JsonProperty("x") Double x,
+        @JsonProperty("y") Double y
+) {
+
+}

src/main/java/org/harang/server/dto/type/ErrorMessage.java

@@ -37,6 +37,7 @@ public enum ErrorMessage {
     POST_NOT_FOUND("40403", HttpStatus.NOT_FOUND, "게시글이 존재하지 않습니다."),
     MATCHING_NOT_FOUND("40404", HttpStatus.NOT_FOUND, "매칭이 존재하지 않습니다."),
 
+
     // method not allowed - 409
     METHOD_NOT_ALLOWED("40901", HttpStatus.METHOD_NOT_ALLOWED, "지원하지 않는 메소드입니다."),
 

src/main/java/org/harang/server/repository/CategoryRepository.java

@@ -0,0 +1,8 @@
+package org.harang.server.repository;
+
+import org.harang.server.domain.Category;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface CategoryRepository extends JpaRepository<Category, Long> {
+    Category findByName(String name);
+}

src/main/java/org/harang/server/repository/LocationRepository.java

@@ -0,0 +1,7 @@
+package org.harang.server.repository;
+
+import org.harang.server.domain.Location;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface LocationRepository extends JpaRepository<Location, Long> {
+}

src/main/java/org/harang/server/repository/MemberRepository.java

@@ -9,4 +9,5 @@ public interface MemberRepository extends JpaRepository<Member, Long> {
     default Member findByIdOrThrow(Long id) {
         return findById(id).orElseThrow(() -> new CustomException(ErrorMessage.MEMBER_NOT_FOUND));
     }
-}
+}
+

src/main/java/org/harang/server/repository/PostCategoryRepository.java

@@ -0,0 +1,7 @@
+package org.harang.server.repository;
+
+import org.harang.server.domain.PostCategory;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface PostCategoryRepository extends JpaRepository<PostCategory, Long> {
+}

src/main/java/org/harang/server/repository/PostRepository.java

@@ -1,12 +1,12 @@
 package org.harang.server.repository;
 
 import org.harang.server.domain.Post;
+import org.springframework.data.jpa.repository.JpaRepository;
 import org.harang.server.dto.type.ErrorMessage;
 import org.harang.server.exception.CustomException;
-import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface PostRepository extends JpaRepository<Post, Long> {
     default Post findByIdOrThrow(Long id) {
         return findById(id).orElseThrow(() -> new CustomException(ErrorMessage.POST_NOT_FOUND));
     }
-}
+}

src/main/java/org/harang/server/service/PostService.java

@@ -0,0 +1,69 @@
+package org.harang.server.service;
+
+import lombok.RequiredArgsConstructor;
+import org.harang.server.domain.*;
+import org.harang.server.domain.enums.Status;
+import org.harang.server.dto.request.PostRequest;
+import org.harang.server.repository.*;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
+@Service
+@RequiredArgsConstructor
+public class PostService {
+
+    private final PostRepository postRepository;
+    private final MemberRepository memberRepository;
+    private final CategoryRepository categoryRepository;
+    private final LocationRepository locationRepository;
+    private final PostCategoryRepository postCategoryRepository;
+
+    @Transactional
+    public Post createPost(Long memberId, PostRequest request) {
+        LocalDateTime createdAt = LocalDateTime.now();
+        Status status = Status.WAITING;
+
+        Member member = memberRepository.findByIdOrThrow(memberId);
+
+        Post savedPost = postRepository.save(
+                Post.builder()
+                        .member(member)
+                        .createdAt(createdAt)
+                        .title(request.title())
+                        .content(request.content())
+                        .chatLink(request.chatLink())
+                        .preferredGender(request.preferredGender())
+                        .preferredAge(request.preferredAge())
+                        .preferredStartAt(request.preferredStartAt())
+                        .preferredEndAt(request.preferredEndAt())
+                        .status(status)
+                        .build()
+        );
+
+        Location savedLocation = locationRepository.save(
+                Location.builder()
+                        .post(savedPost)
+                        .name(request.preferredLocation())
+                        .xValue(request.x())
+                        .yValue(request.y())
+                        .build()
+        );
+
+        for (String categoryName: request.categoryList()) {
+            Category category = categoryRepository.findByName(categoryName);
+            if(category != null) {
+                PostCategory savedPostCategory =
+                        PostCategory.builder()
+                                .post(savedPost)
+                                .category(category)
+                                .build();
+                postCategoryRepository.save(savedPostCategory);
+            }
+        }
+        return savedPost;
+    }
+
+}