Merge pull request #16 from jorbush/post

Implementing `Post` resources

postrify-backend/src/main/java/com/postrify/postrifybackend/controller/AuthController.java

@@ -1,9 +1,9 @@
 package com.postrify.postrifybackend.controller;
 
-import com.postrify.postrifybackend.model.JwtResponse;
-import com.postrify.postrifybackend.model.LoginRequest;
-import com.postrify.postrifybackend.model.MessageResponse;
-import com.postrify.postrifybackend.model.SignUpRequest;
+import com.postrify.postrifybackend.dto.JwtResponse;
+import com.postrify.postrifybackend.dto.LoginRequest;
+import com.postrify.postrifybackend.dto.MessageResponse;
+import com.postrify.postrifybackend.dto.SignUpRequest;
 import com.postrify.postrifybackend.model.User;
 import com.postrify.postrifybackend.security.JwtTokenProvider;
 import com.postrify.postrifybackend.service.UserService;

postrify-backend/src/main/java/com/postrify/postrifybackend/controller/PostController.java

@@ -0,0 +1,79 @@
+package com.postrify.postrifybackend.controller;
+
+import com.postrify.postrifybackend.dto.PostRequest;
+import com.postrify.postrifybackend.dto.PostResponseDTO;
+import com.postrify.postrifybackend.model.Post;
+import com.postrify.postrifybackend.model.User;
+import com.postrify.postrifybackend.service.PostService;
+import com.postrify.postrifybackend.service.UserService;
+import java.util.List;
+import java.util.Optional;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.Authentication;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/api/posts")
+public class PostController {
+
+  @Autowired private PostService postService;
+
+  @Autowired private UserService userService;
+
+  @GetMapping
+  public List<PostResponseDTO> getAllPosts() {
+    return postService.getAllPosts();
+  }
+
+  @GetMapping("/{id}")
+  public ResponseEntity<PostResponseDTO> getPostById(@PathVariable final Long id) {
+    Optional<PostResponseDTO> post = postService.getPostById(id);
+    return post.map(ResponseEntity::ok).orElse(ResponseEntity.notFound().build());
+  }
+
+  @GetMapping("/user/{userId}")
+  public List<PostResponseDTO> getPostsByUser(@PathVariable final Long userId) {
+    return postService.getPostsByUser(userId);
+  }
+
+  @PostMapping
+  public ResponseEntity<PostResponseDTO> createPost(
+      @RequestBody final PostRequest postRequest, final Authentication authentication) {
+    String username = authentication.getName();
+    User user = userService.findByUsername(username);
+
+    Post post = new Post();
+    post.setTitle(postRequest.getTitle());
+    post.setContent(postRequest.getContent());
+    post.setUser(user);
+
+    PostResponseDTO createdPost = postService.createPost(post);
+    return ResponseEntity.ok(createdPost);
+  }
+
+  @PutMapping("/{id}")
+  public ResponseEntity<PostResponseDTO> updatePost(
+      @PathVariable final Long id,
+      @RequestBody final PostRequest postRequest,
+      final Authentication authentication) {
+    String username = authentication.getName();
+    User user = userService.findByUsername(username);
+
+    Post postDetails = new Post();
+    postDetails.setTitle(postRequest.getTitle());
+    postDetails.setContent(postRequest.getContent());
+
+    PostResponseDTO updatedPost = postService.updatePost(id, postDetails, user);
+    return ResponseEntity.ok(updatedPost);
+  }
+
+  @DeleteMapping("/{id}")
+  public ResponseEntity<Void> deletePost(
+      @PathVariable final Long id, final Authentication authentication) {
+    String username = authentication.getName();
+    User user = userService.findByUsername(username);
+    postService.deletePost(id, user);
+    return ResponseEntity.noContent().build();
+  }
+}

postrify-backend/src/main/java/com/postrify/postrifybackend/model/JwtResponse.java → postrify-backend/src/main/java/com/postrify/postrifybackend/dto/JwtResponse.java

@@ -1,4 +1,4 @@
-package com.postrify.postrifybackend.model;
+package com.postrify.postrifybackend.dto;
 
 public class JwtResponse {
   private String token;

postrify-backend/src/main/java/com/postrify/postrifybackend/model/LoginRequest.java → postrify-backend/src/main/java/com/postrify/postrifybackend/dto/LoginRequest.java

@@ -1,4 +1,4 @@
-package com.postrify.postrifybackend.model;
+package com.postrify.postrifybackend.dto;
 
 import javax.validation.constraints.NotBlank;
 

postrify-backend/src/main/java/com/postrify/postrifybackend/model/MessageResponse.java → postrify-backend/src/main/java/com/postrify/postrifybackend/dto/MessageResponse.java

@@ -1,4 +1,4 @@
-package com.postrify.postrifybackend.model;
+package com.postrify.postrifybackend.dto;
 
 public class MessageResponse {
   private String message;

postrify-backend/src/main/java/com/postrify/postrifybackend/dto/PostRequest.java

@@ -0,0 +1,22 @@
+package com.postrify.postrifybackend.dto;
+
+public class PostRequest {
+  private String title;
+  private String content;
+
+  public String getTitle() {
+    return title;
+  }
+
+  public void setTitle(final String title) {
+    this.title = title;
+  }
+
+  public String getContent() {
+    return content;
+  }
+
+  public void setContent(final String content) {
+    this.content = content;
+  }
+}

postrify-backend/src/main/java/com/postrify/postrifybackend/dto/PostResponseDTO.java

@@ -0,0 +1,75 @@
+package com.postrify.postrifybackend.dto;
+
+import java.time.LocalDateTime;
+
+public class PostResponseDTO {
+  private Long id;
+  private String title;
+  private String content;
+  private UserDTO user;
+  private LocalDateTime createdAt;
+  private LocalDateTime updatedAt;
+
+  public PostResponseDTO(
+      final Long id,
+      final String title,
+      final String content,
+      final UserDTO user,
+      final LocalDateTime createdAt,
+      final LocalDateTime updatedAt) {
+    this.id = id;
+    this.title = title;
+    this.content = content;
+    this.user = user;
+    this.createdAt = createdAt;
+    this.updatedAt = updatedAt;
+  }
+
+  public Long getId() {
+    return id;
+  }
+
+  public String getTitle() {
+    return title;
+  }
+
+  public String getContent() {
+    return content;
+  }
+
+  public UserDTO getUser() {
+    return user;
+  }
+
+  public LocalDateTime getCreatedAt() {
+    return createdAt;
+  }
+
+  public LocalDateTime getUpdatedAt() {
+    return updatedAt;
+  }
+
+  public void setId(final Long id) {
+    this.id = id;
+  }
+
+  public void setTitle(final String title) {
+    this.title = title;
+  }
+
+  public void setContent(final String content) {
+    this.content = content;
+  }
+
+  public void setUser(final UserDTO user) {
+    this.user = user;
+  }
+
+  public void setCreatedAt(final LocalDateTime createdAt) {
+    this.createdAt = createdAt;
+  }
+
+  public void setUpdatedAt(final LocalDateTime updatedAt) {
+    this.updatedAt = updatedAt;
+  }
+}

postrify-backend/src/main/java/com/postrify/postrifybackend/model/SignUpRequest.java → postrify-backend/src/main/java/com/postrify/postrifybackend/dto/SignUpRequest.java

@@ -1,4 +1,4 @@
-package com.postrify.postrifybackend.model;
+package com.postrify.postrifybackend.dto;
 
 import javax.validation.constraints.Email;
 import javax.validation.constraints.NotBlank;

postrify-backend/src/main/java/com/postrify/postrifybackend/dto/UserDTO.java

@@ -0,0 +1,37 @@
+package com.postrify.postrifybackend.dto;
+
+public class UserDTO {
+  private Long id;
+  private String username;
+  private String email;
+
+  public UserDTO(final Long id, final String username, final String email) {
+    this.id = id;
+    this.username = username;
+    this.email = email;
+  }
+
+  public Long getId() {
+    return id;
+  }
+
+  public String getUsername() {
+    return username;
+  }
+
+  public String getEmail() {
+    return email;
+  }
+
+  public void setId(final Long id) {
+    this.id = id;
+  }
+
+  public void setUsername(final String username) {
+    this.username = username;
+  }
+
+  public void setEmail(final String email) {
+    this.email = email;
+  }
+}

postrify-backend/src/main/java/com/postrify/postrifybackend/model/Post.java

@@ -0,0 +1,86 @@
+package com.postrify.postrifybackend.model;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import jakarta.persistence.*;
+import java.time.LocalDateTime;
+
+@Entity
+@Table(name = "posts")
+public class Post {
+
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
+
+  @Column(nullable = false)
+  private String title;
+
+  @Column(nullable = false, columnDefinition = "TEXT")
+  private String content;
+
+  @ManyToOne(fetch = FetchType.LAZY)
+  @JoinColumn(name = "user_id", nullable = false)
+  @JsonIgnore
+  private User user;
+
+  @Column(nullable = false)
+  private LocalDateTime createdAt;
+
+  @Column(nullable = false)
+  private LocalDateTime updatedAt;
+
+  public Post() {}
+
+  public Post(final String title, final String content, final User user) {
+    this.title = title;
+    this.content = content;
+    this.user = user;
+  }
+
+  public Long getId() {
+    return id;
+  }
+
+  public String getTitle() {
+    return title;
+  }
+
+  public String getContent() {
+    return content;
+  }
+
+  public User getUser() {
+    return user;
+  }
+
+  public LocalDateTime getCreatedAt() {
+    return createdAt;
+  }
+
+  public LocalDateTime getUpdatedAt() {
+    return updatedAt;
+  }
+
+  public void setTitle(final String title) {
+    this.title = title;
+  }
+
+  public void setContent(final String content) {
+    this.content = content;
+  }
+
+  public void setUser(final User user) {
+    this.user = user;
+  }
+
+  @PrePersist
+  protected void onCreate() {
+    this.createdAt = LocalDateTime.now();
+    this.updatedAt = LocalDateTime.now();
+  }
+
+  @PreUpdate
+  protected void onUpdate() {
+    this.updatedAt = LocalDateTime.now();
+  }
+}

postrify-backend/src/main/java/com/postrify/postrifybackend/model/User.java

@@ -1,6 +1,8 @@
 package com.postrify.postrifybackend.model;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
+import java.util.List;
 
 @Entity
 @Table(name = "users")
@@ -18,6 +20,10 @@ public class User {
   @Column(nullable = false, unique = true)
   private String email;
 
+  @OneToMany(mappedBy = "user", cascade = CascadeType.ALL, orphanRemoval = true)
+  @JsonIgnore
+  private List<Post> posts;
+
   public User() {}
 
   public User(final String username, final String email, final String password) {
@@ -26,6 +32,10 @@ public User(final String username, final String email, final String password) {
     this.password = password;
   }
 
+  public Long getId() {
+    return id;
+  }
+
   public String getUsername() {
     return username;
   }
@@ -41,4 +51,12 @@ public void setPassword(final String password) {
   public String getEmail() {
     return email;
   }
+
+  public List<Post> getPosts() {
+    return posts;
+  }
+
+  public void setPosts(final List<Post> posts) {
+    this.posts = posts;
+  }
 }

postrify-backend/src/main/java/com/postrify/postrifybackend/repository/PostRepository.java

@@ -0,0 +1,9 @@
+package com.postrify.postrifybackend.repository;
+
+import com.postrify.postrifybackend.model.Post;
+import java.util.List;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface PostRepository extends JpaRepository<Post, Long> {
+  List<Post> findByUserId(Long userId);
+}