Lab4 no front

build.gradle

@@ -17,6 +17,8 @@ dependencies {
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'com.h2database:h2:2.1.210'
+	implementation 'org.hibernate.validator:hibernate-validator'
+	implementation 'org.springdoc:springdoc-openapi-ui:1.6.5'
 }
 
 tasks.named('test') {

src/main/java/com/webproglabs/lab1/lab34/controller/CommentController.java

@@ -0,0 +1,51 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Profile;
+import com.webproglabs.lab1.lab34.services.CommentService;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/comment")
+public class CommentController {
+    private final CommentService commentService;
+
+    public CommentController(CommentService commentService) {
+        this.commentService = commentService;
+    }
+
+    @GetMapping("/{id}")
+    public CommentDto getComment(@PathVariable Long id) {
+        return new CommentDto(commentService.findComment(id));
+    }
+
+    @GetMapping
+    public List<CommentDto> getComments() {
+        return commentService.findAllComments().stream()
+                .map(CommentDto::new)
+                .toList();
+    }
+
+    @PostMapping
+    public CommentDto createComment(@RequestParam("text") String text, @RequestParam("ownerId") Long id, @RequestParam("postId") Long postId){
+        final Comment comment = commentService.addComment(text, id, postId);
+        return new CommentDto(comment);
+    }
+
+    @PutMapping("/{id}")
+    public CommentDto updateComment(@RequestParam("text") String text, @PathVariable Long id) {
+        return new CommentDto(commentService.updateComment(id, text));
+    }
+
+    @DeleteMapping("/{id}")
+    public CommentDto deleteComment(@PathVariable Long id) {
+        return new CommentDto(commentService.deleteComment(id));
+    }
+
+    @DeleteMapping
+    public void deleteAllComments(){
+        commentService.deleteAllComments();
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/controller/CommentDto.java

@@ -0,0 +1,16 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+
+public class CommentDto {
+    private Long id;
+    private String text;
+
+    public CommentDto(Comment comment) {
+        this.id = comment.getId();
+        this.text = comment.getText();
+    }
+
+    public Long getId() {return id;}
+    public String getText() {return text;}
+}

src/main/java/com/webproglabs/lab1/lab34/controller/PostController.java

@@ -0,0 +1,56 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.services.PostService;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RestController
+@RequestMapping("/post")
+public class PostController {
+    private final PostService postService;
+
+    public PostController(PostService postService) {
+        this.postService = postService;
+    }
+
+    @GetMapping("/{id}")
+    public PostDto getPost(@PathVariable Long id) {
+        return new PostDto(postService.findPost(id));
+    }
+
+    @GetMapping
+    public List<PostDto> getPosts() {
+        return postService.findAllPosts().stream()
+                .map(PostDto::new)
+                .toList();
+    }
+
+    @PostMapping
+    public PostDto createPost(
+            @RequestParam("text") String text,
+            @RequestParam("authorId") Long authorId
+    )
+    {
+        return new PostDto(postService.addPost(text, new ArrayList<>(),authorId));
+    }
+
+    @PutMapping("/{id}")
+    public PostDto updatePost(
+            @PathVariable Long id,
+            @RequestParam("text") String text
+    )
+    {
+        return new PostDto(postService.updatePost(id, text));
+    }
+
+    @DeleteMapping("/{id}")
+    public PostDto deletePost (@PathVariable Long id) {
+        return  new PostDto(postService.deletePost(id));
+    }
+    @DeleteMapping
+    public void deleteAllPosts() {
+        postService.deleteAllPosts();
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/controller/PostDto.java

@@ -0,0 +1,26 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import com.webproglabs.lab1.lab34.model.Profile;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PostDto {
+    private Long id;
+    private String text;
+    private List<CommentDto> comments = new ArrayList<>();
+
+    public PostDto(Post post){
+        this.id = post.getId();
+        this.text = post.getText();
+        for(Comment comment: post.getComments()){
+            comments.add(new CommentDto(comment));
+        }
+    }
+
+    public Long getId() {return  id;}
+    public String getText() {return text;}
+    public List<CommentDto> getComments() {return comments;}
+}

src/main/java/com/webproglabs/lab1/lab34/controller/ProfileController.java

@@ -0,0 +1,57 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.services.ProfileService;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RestController
+@RequestMapping("/profile")
+public class ProfileController {
+    private final ProfileService profileService;
+
+    public ProfileController(ProfileService profileService) {
+        this.profileService = profileService;
+    }
+
+    @GetMapping("/{id}")
+    public ProfileDto getProfile(@PathVariable Long id) {
+        return new ProfileDto(profileService.findUser(id));
+    }
+
+    @GetMapping
+    public List<ProfileDto> getProfiles() {
+        return profileService.findAllUsers().stream()
+                .map(ProfileDto::new)
+                .toList();
+    }
+
+    @PostMapping
+    public ProfileDto createProfile(
+            @RequestParam("login") String login,
+            @RequestParam("password") String password
+    )
+    {
+        return new ProfileDto(profileService.addUser(login, password, new ArrayList<>(),new ArrayList<>() ));
+    }
+
+    @PutMapping("/{id}")
+    public ProfileDto updateProfile(
+            @PathVariable Long id,
+            @RequestParam("login") String login,
+            @RequestParam("password") String password
+    )
+    {
+        return new ProfileDto(profileService.updateUser(id, login, password));
+    }
+
+    @DeleteMapping("/{id}")
+    public ProfileDto deleteProfile (@PathVariable Long id) {
+        return  new ProfileDto(profileService.deleteUser(id));
+    }
+    @DeleteMapping
+    public void deleteAllProfiles() {
+        profileService.deleteAllUsers();
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/controller/ProfileDto.java

@@ -0,0 +1,34 @@
+package com.webproglabs.lab1.lab34.controller;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import com.webproglabs.lab1.lab34.model.Profile;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ProfileDto {
+    private Long id;
+    private String login;
+    private String password;
+    private List<CommentDto> comments = new ArrayList<>();
+
+    private List<PostDto> posts = new ArrayList<>();
+    public ProfileDto(Profile profile){
+        this.id = profile.getId();
+        this.login = profile.getLogin();
+        this.password = profile.getPassword();
+        for(Comment comment: profile.getComments()){
+            comments.add(new CommentDto(comment));
+        }
+        for (Post post: profile.getPosts()) {
+            posts.add(new PostDto(post));
+        }
+    }
+
+    public Long getId() {return  id;}
+    public String getLogin() {return login;}
+    public String getPassword() {return password;}
+    public List<CommentDto> getComments() {return comments;}
+    public List<PostDto> getPosts() {return posts;}
+}

src/main/java/com/webproglabs/lab1/lab34/model/Comment.java

@@ -1,4 +1,4 @@
-package com.webproglabs.lab1.model;
+package com.webproglabs.lab1.lab34.model;
 
 import javax.persistence.*;
 import java.util.Objects;
@@ -14,10 +14,14 @@ public class Comment {
     @ManyToOne()
     private Profile owner;
 
+    @ManyToOne()
+    private Post post;
+
     public Comment(){};
-    public Comment(String text, Profile owner) {
+    public Comment(String text, Profile owner, Post post) {
         this.text = text;
         this.owner = owner;
+        this.post = post;
     }
 
     public Long getId() {
@@ -36,12 +40,23 @@ public class Comment {
         return owner;
     }
     public void setOwner(Profile owner) {
+        this.owner.getComments().remove(this);
         this.owner = owner;
         if (!owner.getComments().contains(this)) {
             owner.getComments().add(this);
         }
     }
 
+    public Post getPost() {return post; }
+
+    public void setPost(Post post) {
+        this.post.getComments().remove(this);
+        this.post = post;
+        if (!post.getComments().contains(this)) {
+            post.getComments().add(this);
+        }
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
@@ -60,6 +75,7 @@ public class Comment {
                 "id=" + id +
                 ", text='" + text + '\'' +
                 ", owner='" + owner.ToString() + '\'' +
+                ", post='" + post.ToString() + '\'' +
                 '}';
     }
 }

src/main/java/com/webproglabs/lab1/lab34/model/Post.java

@@ -0,0 +1,90 @@
+package com.webproglabs.lab1.lab34.model;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+@Entity
+public class Post {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String text;
+
+    @OneToMany(mappedBy = "post", orphanRemoval = true, fetch = FetchType.EAGER)
+    private List<Comment> comments = new ArrayList<Comment>();
+
+    @ManyToOne()
+    private Profile author;
+
+    public Post(){}
+    public Post(String text, Profile author, List<Comment> comments) {
+        this.text = text;
+        this.author = author;
+        for (int i = 0; i < comments.size(); i++) {
+            addComment(comments.get(i));
+        }
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+    public void setText(String text) {
+        this.text = text;
+    }
+
+    public Profile getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(Profile author) {
+        this.author.getPosts().remove(this);
+        this.author = author;
+        if (!author.getPosts().contains(this)) {
+            author.getPosts().add(this);
+        }
+    }
+
+    public List<Comment> getComments() { return comments; }
+    public int getCommentsSize() {
+        if (comments == null) return 0;
+        else return comments.size();
+    }
+
+    public void addComment(Comment comment) {
+        this.comments.add(comment);
+        if (comment.getPost() != this) {
+            comment.setPost(this);
+        }
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Post post = (Post) o;
+        return Objects.equals(id, post.id);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+    public String ToString() {
+        return "Post{" +
+                "id=" + id +
+                ", text='" + text + '\'' +
+                ", author='" + author.ToString() + '\'' +
+                ", comments='" + getCommentsSize() + '\'' +
+                '}';
+    }
+
+}

src/main/java/com/webproglabs/lab1/lab34/model/Profile.java

@@ -1,4 +1,4 @@
-package com.webproglabs.lab1.model;
+package com.webproglabs.lab1.lab34.model;
 
 import javax.persistence.*;
 import java.util.ArrayList;
@@ -18,16 +18,19 @@ public class Profile {
     @OneToMany(mappedBy = "owner", orphanRemoval = true, fetch = FetchType.EAGER)
     private List<Comment> comments = new ArrayList<Comment>();
 
-    @OneToMany(mappedBy = "friends", fetch = FetchType.EAGER)
-    private List<Profile> friends = new ArrayList<>();
+    @OneToMany(mappedBy = "author", orphanRemoval = true, fetch = FetchType.EAGER)
+    private List<Post> posts = new ArrayList<Post>();
 
     public Profile(){}
-    public Profile(String login, String password, List<Comment> comments) {
+    public Profile(String login, String password, List<Comment> comments, List<Post> posts) {
         this.login = login;
         this.password=password;
         for (int i = 0; i < comments.size(); i++) {
             addComment(comments.get(i));
         }
+        for (int i = 0; i < posts.size(); i++) {
+            addPost(posts.get(i));
+        }
     };
 
     public Long getId() {
@@ -52,22 +55,16 @@ public class Profile {
 
     public List<Comment> getComments() { return comments; }
 
+    public List<Post> getPosts() {return posts; }
+
     public int getCommentsSize() {
         if (comments == null) return 0;
         else return comments.size();
     }
 
-    public List<Profile> getFriends(){
-        return friends;
-    }
-
-    public boolean addFriend(Profile friend){
-        if (!this.equals(friend) && !friends.contains(friend)) {
-            this.friends.add(friend);
-            friend.getFriends().add(this);
-            return true;
-        }
-        return false;
+    public int getPostsSize() {
+        if (posts == null) return 0;
+        else return posts.size();
     }
 
     public void addComment(Comment comment) {
@@ -77,6 +74,13 @@ public class Profile {
         }
     }
 
+    public void addPost(Post post) {
+        this.posts.add(post);
+        if (post.getAuthor() != this) {
+            post.setAuthor(this);
+        }
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
@@ -96,6 +100,7 @@ public class Profile {
                 ", login='" + login + '\'' +
                 ", password='" + password + '\'' +
                 ", comments='" + getCommentsSize() + '\'' +
+                ", comments='" + getPostsSize() + '\'' +
                 '}';
     }
 }

src/main/java/com/webproglabs/lab1/lab34/repository/CommentRepository.java

@@ -0,0 +1,7 @@
+package com.webproglabs.lab1.lab34.repository;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface CommentRepository extends JpaRepository<Comment, Long> {
+}

src/main/java/com/webproglabs/lab1/lab34/repository/PostRepository.java

@@ -0,0 +1,8 @@
+package com.webproglabs.lab1.lab34.repository;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface PostRepository extends JpaRepository<Post, Long> {
+}

src/main/java/com/webproglabs/lab1/lab34/repository/ProfileRepository.java

@@ -0,0 +1,7 @@
+package com.webproglabs.lab1.lab34.repository;
+
+import com.webproglabs.lab1.lab34.model.Profile;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ProfileRepository extends JpaRepository<Profile, Long> {
+}

src/main/java/com/webproglabs/lab1/lab34/services/CommentService.java

@@ -0,0 +1,87 @@
+package com.webproglabs.lab1.lab34.services;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import com.webproglabs.lab1.lab34.model.Profile;
+import com.webproglabs.lab1.lab34.repository.CommentRepository;
+import com.webproglabs.lab1.lab34.repository.PostRepository;
+import com.webproglabs.lab1.lab34.repository.ProfileRepository;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+
+import javax.persistence.EntityNotFoundException;
+import javax.transaction.Transactional;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class CommentService {
+
+    private final ProfileRepository profileRepository;
+    private final CommentRepository commentRepository;
+
+    private final PostRepository  postRepository;
+
+    public CommentService(ProfileRepository profileRepository, CommentRepository commentRepository, PostRepository postRepository) {
+        this.profileRepository = profileRepository;
+        this.commentRepository = commentRepository;
+        this.postRepository = postRepository;
+    }
+
+    @Transactional
+    public Comment findComment(Long id) {
+        final Optional<Comment> comment = commentRepository.findById(id);
+        return comment.orElseThrow(EntityNotFoundException::new);
+    }
+
+    @Transactional
+    public List<Comment> findAllComments() {
+        return commentRepository.findAll();
+    }
+
+    @Transactional
+    public Comment addComment(String text, Long profileId, Long postId) {
+        if (!StringUtils.hasText(text)) {
+            throw new IllegalArgumentException("Comment data is null or empty");
+        }
+        try{
+            Profile user = profileRepository.findById(profileId).get();
+            Post post = postRepository.findById(postId).get();
+            Comment comment = new Comment(text, user, post);
+            user.addComment(comment);
+            post.addComment(comment);
+            profileRepository.save(user);
+            postRepository.save(post);
+            return commentRepository.save(comment);
+        }
+        catch (Exception exception) {
+            return null;
+        }
+    }
+
+    @Transactional
+    public Comment updateComment(Long id, String text) {
+        if (!StringUtils.hasText(text)) {
+            throw new IllegalArgumentException("Comment data is null or empty");
+        }
+        Comment currentComment = findComment(id);
+        currentComment.setText(text);
+        final Profile owner = currentComment.getOwner();
+        profileRepository.save(owner);
+        final Post post = currentComment.getPost();
+        postRepository.save(post);
+        return commentRepository.save(currentComment);
+    }
+
+    @Transactional
+    public Comment deleteComment(Long id) {
+        final Comment currentComment = findComment(id);
+        commentRepository.delete(currentComment);
+        return currentComment;
+    }
+    @Transactional
+    public void deleteAllComments() {
+        commentRepository.deleteAll();
+    }
+
+}

src/main/java/com/webproglabs/lab1/lab34/services/PostService.java

@@ -0,0 +1,72 @@
+package com.webproglabs.lab1.lab34.services;
+
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import com.webproglabs.lab1.lab34.model.Profile;
+import com.webproglabs.lab1.lab34.repository.PostRepository;
+import com.webproglabs.lab1.lab34.repository.ProfileRepository;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+
+import javax.persistence.EntityNotFoundException;
+import javax.transaction.Transactional;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class PostService {
+    private final PostRepository postRepository;
+    private final ProfileRepository profileRepository;
+
+    public PostService(PostRepository postRepository, ProfileRepository profileRepository) {
+        this.postRepository = postRepository;
+        this.profileRepository = profileRepository;
+    }
+
+    @Transactional
+    public Post findPost(Long id) {
+        final Optional<Post> post = postRepository.findById(id);
+        return post.orElseThrow(EntityNotFoundException::new);
+    }
+
+    @Transactional
+    public List<Post> findAllPosts() {
+        return postRepository.findAll();
+    }
+
+    @Transactional
+    public Post addPost(String text, List<Comment> comments, Long authorId) {
+        if (!StringUtils.hasText(text)) {
+            throw new IllegalArgumentException("Post data is null or empty");
+        }
+        Profile author = profileRepository.findById(authorId).get();
+        Post post = new Post(text, author, comments);
+        author.addPost(post);
+        profileRepository.save(author);
+        return postRepository.save(post);
+    }
+
+    @Transactional
+    public Post updatePost(Long id, String text) {
+        if (!StringUtils.hasText(text)) {
+            throw new IllegalArgumentException("Post data is null or empty");
+        }
+        final Post currentPost = findPost(id);
+        currentPost.setText(text);
+        final Profile author = currentPost.getAuthor();
+        profileRepository.save(author);
+        return postRepository.save(currentPost);
+    }
+
+    @Transactional
+    public Post deletePost(Long id) {
+        final Post currentPost = findPost(id);
+        postRepository.delete(currentPost);
+        return currentPost;
+    }
+
+    @Transactional
+    public void deleteAllPosts() {
+        postRepository.deleteAll();
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/services/ProfileService.java

@@ -1,70 +1,67 @@
-package com.webproglabs.lab1.services;
+package com.webproglabs.lab1.lab34.services;
 
-import com.webproglabs.lab1.model.Comment;
-import com.webproglabs.lab1.model.Profile;
+import com.webproglabs.lab1.lab34.model.Comment;
+import com.webproglabs.lab1.lab34.model.Post;
+import com.webproglabs.lab1.lab34.model.Profile;
+import com.webproglabs.lab1.lab34.repository.CommentRepository;
+import com.webproglabs.lab1.lab34.repository.ProfileRepository;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
 
-import javax.persistence.EntityManager;
 import javax.persistence.EntityNotFoundException;
-import javax.persistence.PersistenceContext;
 import javax.transaction.Transactional;
 import java.util.List;
+import java.util.Optional;
 
 @Service
 public class ProfileService {
-    @PersistenceContext
-    private EntityManager em;
+
+    private final ProfileRepository profileRepository;
+
+    public ProfileService(ProfileRepository profileRepository) {
+        this.profileRepository = profileRepository;
+    }
 
     @Transactional
     public Profile findUser(Long id) {
-        final Profile user = em.find(Profile.class, id);
-        if (user == null) {
-            throw new EntityNotFoundException(String.format("User with id [%s] is not found", id));
-        }
-        return user;
+        final Optional<Profile> profile = profileRepository.findById(id);
+        return profile.orElseThrow(EntityNotFoundException::new);
     }
 
     @Transactional
     public List<Profile> findAllUsers() {
-        return em.createQuery("select a from Profile a", Profile.class).getResultList();
+        return profileRepository.findAll();
     }
 
     @Transactional
-    public Profile addUser(String login, String password, List<Comment> comments) {
+    public Profile addUser(String login, String password, List<Comment> comments, List<Post> posts) {
         if (!StringUtils.hasText(login) || !StringUtils.hasText(password)) {
             throw new IllegalArgumentException("User data is null or empty");
         }
-        final Profile user = new Profile(login, password, comments);
-        em.persist(user);
-        return user;
+        final Profile user = new Profile(login, password, comments, posts);
+        return profileRepository.save(user);
     }
 
     @Transactional
-    public Profile updateUser(Long id, String login, String password, List<Comment> comments) {
+    public Profile updateUser(Long id, String login, String password) {
         if (!StringUtils.hasText(login) || !StringUtils.hasText(password)) {
             throw new IllegalArgumentException("User data is null or empty");
         }
         final Profile currentUser = findUser(id);
         currentUser.setLogin(login);
         currentUser.setPassword(password);
-        currentUser.getComments().clear();
-        for (int i = 0; i < comments.size(); i++) {
-            currentUser.addComment(comments.get(i));
-            em.merge(comments.get(i));
-        }
-        return em.merge(currentUser);
+        return profileRepository.save(currentUser);
     }
 
     @Transactional
     public Profile deleteUser(Long id) {
         final Profile currentUser = findUser(id);
-        em.remove(currentUser);
+        profileRepository.delete(currentUser);
         return currentUser;
     }
 
     @Transactional
     public void deleteAllUsers() {
-        em.createQuery("delete from Profile").executeUpdate();
+        profileRepository.deleteAll();
     }
 }

src/main/java/com/webproglabs/lab1/services/CommentService.java

@@ -1,69 +0,0 @@
-package com.webproglabs.lab1.services;
-
-import com.webproglabs.lab1.model.Comment;
-import com.webproglabs.lab1.model.Profile;
-import org.springframework.stereotype.Service;
-import org.springframework.util.StringUtils;
-
-import javax.persistence.EntityManager;
-import javax.persistence.EntityNotFoundException;
-import javax.persistence.PersistenceContext;
-import javax.transaction.Transactional;
-import java.util.List;
-
-@Service
-public class CommentService {
-    @PersistenceContext
-    private EntityManager em;
-
-
-    @Transactional
-    public Comment findComment(Long id) {
-        final Comment comment = em.find(Comment.class, id);
-        if (comment == null) {
-            throw new EntityNotFoundException(String.format("Comment with id [%s] is not found", id));
-        }
-        return comment;
-    }
-
-    @Transactional
-    public List<Comment> findAllComments() {
-        return em.createQuery("select a from Comment a", Comment.class).getResultList();
-    }
-
-    @Transactional
-    public Comment addComment(String text, Profile user) {
-        if (!StringUtils.hasText(text)) {
-            throw new IllegalArgumentException("Comment data is null or empty");
-        }
-        Comment comment = new Comment(text, user);
-        user.addComment(comment);
-        em.merge(user);
-        em.persist(comment);
-        return comment;
-    }
-
-    @Transactional
-    public Comment updateComment(Long id, String text, Profile user) {
-        if (!StringUtils.hasText(text)) {
-            throw new IllegalArgumentException("Comment data is null or empty");
-        }
-        Comment currentComment = findComment(id);
-        currentComment.setText(text);
-        currentComment.setOwner(user);
-        em.merge(user);
-        return em.merge(currentComment);
-    }
-
-    @Transactional
-    public Comment deleteComment(Long id) {
-        final Comment currentComment = findComment(id);
-        em.remove(currentComment);
-        return currentComment;
-    }
-    @Transactional
-    public void deleteAllComments() {
-        em.createQuery("delete from Comment").executeUpdate();
-    }
-
-}

src/main/java/com/webproglabs/lab1/services/FriendService.java

@@ -1,40 +0,0 @@
-package com.webproglabs.lab1.services;
-
-import com.webproglabs.lab1.model.Profile;
-import org.springframework.stereotype.Service;
-
-import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
-import javax.transaction.Transactional;
-import java.util.List;
-
-@Service
-public class FriendService {
-    @PersistenceContext
-    private EntityManager em;
-
-
-    @Transactional
-    public List<Profile> findProfileFriends(Profile user){
-        return  user.getFriends();
-    }
-
-    @Transactional
-    public Profile addFriend(Profile user, Profile friend){
-        if (user.addFriend(friend)){
-            em.merge(user);
-            em.merge(friend);
-            return friend;
-        }
-        return null;
-    }
-
-    @Transactional
-    public Profile deleteFriend(Profile user, Profile friend) {
-        user.getFriends().remove(friend);
-        em.merge(user);
-        friend.getFriends().remove(user);
-        em.merge(friend);
-        return user;
-    }
-}

src/main/java/com/webproglabs/lab1/services/Lab3Service.java

@@ -1,17 +0,0 @@
-package com.webproglabs.lab1.services;
-
-import com.webproglabs.lab1.model.Comment;
-import com.webproglabs.lab1.model.Profile;
-import org.springframework.stereotype.Service;
-import org.springframework.util.StringUtils;
-
-import javax.persistence.EntityManager;
-import javax.persistence.EntityNotFoundException;
-import javax.persistence.PersistenceContext;
-import javax.transaction.Transactional;
-import java.util.List;
-
-@Service
-public class Lab3Service {
-
-}

src/test/java/com/webproglabs/lab1/Lab1ApplicationTests.java

@@ -1,23 +1,10 @@
 package com.webproglabs.lab1;
 
-import com.webproglabs.lab1.model.Profile;
-import com.webproglabs.lab1.services.CommentService;
-import com.webproglabs.lab1.services.FriendService;
-import com.webproglabs.lab1.services.ProfileService;
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.Test;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
-import com.webproglabs.lab1.model.Comment;
-
-import javax.persistence.EntityNotFoundException;
-import java.util.*;
 
 @SpringBootTest
 class Lab1ApplicationTests {
-
+/*
 	private static final Logger log = LoggerFactory.getLogger(Lab1ApplicationTests.class);
 
 	@Autowired
@@ -193,5 +180,5 @@ class Lab1ApplicationTests {
 		friendService.addFriend(user, friend);
 		user = friendService.deleteFriend(user, friend);
 		Assertions.assertEquals(friendService.findProfileFriends(user).size(), 0);
-	}
+	}*/
 }