Поправил модель поста, добавав userId, поправил получение постов по userId

nekontakte/src/main/java/com/example/nekontakte/posts/api/PostController.java

@@ -26,13 +26,11 @@ import jakarta.validation.Valid;
 public class PostController {
 
     private final PostService postService;
-    private final UserService userService;
     private final ModelMapper modelMapper;
 
     public PostController(PostService postService, ModelMapper modelMapper, UserService userService) {
         this.modelMapper = modelMapper;
         this.postService = postService;
-        this.userService = userService;
     }
 
     private PostEntity toEntity(PostDTO dto) {
@@ -50,7 +48,7 @@ public class PostController {
 
     @GetMapping("/user/{userId}")
     public List<PostDTO> getAllByUserId(@PathVariable(name = "userId") Integer userId) {
-        return postService.getAllByUser(userService.get(userId)).stream().map(this::toDTO).toList();
+        return postService.getAllByUserId(userId).stream().map(this::toDTO).toList();
     }
 
     @GetMapping("/{id}")

nekontakte/src/main/java/com/example/nekontakte/posts/api/PostDTO.java

@@ -11,6 +11,9 @@ public class PostDTO {
     @JsonProperty(access = JsonProperty.Access.READ_ONLY)
     private Integer id;
 
+    @NotNull
+    private Integer userId;
+
     @NotNull
     private Date pubDate;
 
@@ -50,4 +53,12 @@ public class PostDTO {
         this.html = html;
     }
 
+    public Integer getUserId() {
+        return userId;
+    }
+
+    public void setUserId(Integer userId) {
+        this.userId = userId;
+    }
+
 }

nekontakte/src/main/java/com/example/nekontakte/posts/model/PostEntity.java

@@ -20,11 +20,14 @@ public class PostEntity extends BaseEntity {
     @ManyToOne
     @JoinColumn(name = "userId", nullable = false)
     private UserEntity user;
+
     @Temporal(value = TemporalType.DATE)
     @Column(nullable = false)
     private Date pubDate;
+
     @Column
     private String image;
+
     @Column
     private String html;
 

nekontakte/src/main/java/com/example/nekontakte/posts/repository/PostRepository.java

@@ -3,6 +3,8 @@ package com.example.nekontakte.posts.repository;
 import org.springframework.data.repository.CrudRepository;
 
 import com.example.nekontakte.posts.model.PostEntity;
+import java.util.List;
 
 public interface PostRepository extends CrudRepository<PostEntity, Integer> {
+    List<PostEntity> findByUserId(Integer userId);
 }

nekontakte/src/main/java/com/example/nekontakte/posts/service/PostService.java

@@ -9,7 +9,6 @@ import org.springframework.transaction.annotation.Transactional;
 import com.example.nekontakte.core.errors.NotFoundException;
 import com.example.nekontakte.posts.model.PostEntity;
 import com.example.nekontakte.posts.repository.PostRepository;
-import com.example.nekontakte.users.model.UserEntity;
 
 @Service
 public class PostService {
@@ -20,8 +19,8 @@ public class PostService {
     }
 
     @Transactional(readOnly = true)
-    public List<PostEntity> getAllByUser(UserEntity user) {
-        return getAll().stream().filter(item -> item.getUser().equals(user)).toList();
+    public List<PostEntity> getAllByUserId(Integer userId) {
+        return repository.findByUserId(userId);
     }
 
     @Transactional(readOnly = true)

nekontakte/src/test/java/com/example/nekontakte/PostServiceTests.java

@@ -119,7 +119,7 @@ public class PostServiceTests {
                 Assertions.assertEquals(firstUser, postService.get(firstPost.getId()).getUser());
                 Assertions.assertEquals(secondUser, postService.get(thirdPost.getId()).getUser());
                 Assertions.assertEquals(3, postService.getAll().size());
-                Assertions.assertEquals(2, postService.getAllByUser(firstUser).size());
+                Assertions.assertEquals(2, postService.getAllByUserId(firstUser.getId()).size());
         }
 
         @Test