Fix/add post path variable

src/main/java/api/educai/controllers/PostController.java

@@ -1,5 +1,6 @@
 package api.educai.controllers;
 
+import api.educai.dto.NewPostDTO;
 import api.educai.dto.PostDTO;
 import api.educai.entities.Post;
 import api.educai.services.PostService;
@@ -24,8 +25,9 @@ public class PostController {
     @Secured("ROLE_TEACHER")
     @Operation(summary = "Cria um post")
     @PostMapping
-    public ResponseEntity<Post> createPost(@RequestBody @Valid PostDTO post, @PathVariable String id){
-        return ResponseEntity.status(201).body(postService.createPost(post, id));
+    public ResponseEntity<Post> createPost(@RequestBody @Valid NewPostDTO post){
+        return ResponseEntity.status(201).body(postService.createPost(post));
+
     }
 
     @Operation(summary = "Retorna todos os posts")

src/main/java/api/educai/dto/NewPostDTO.java

@@ -0,0 +1,20 @@
+package api.educai.dto;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Size;
+import lombok.Getter;
+
+import java.time.LocalDate;
+
+@Getter
+public class NewPostDTO {
+    @NotBlank
+    @Size(max = 100)
+    private String title;
+    @NotBlank
+    @Size(max = 100)
+    private String description;
+    private String url;
+    private LocalDate datePosting;
+    private String classroomId;
+}

src/main/java/api/educai/services/PostService.java

@@ -1,5 +1,6 @@
 package api.educai.services;
 
+import api.educai.dto.NewPostDTO;
 import api.educai.dto.PostDTO;
 import api.educai.entities.Classroom;
 import api.educai.entities.Post;
@@ -23,8 +24,8 @@ public class PostService {
     @Autowired
     private ModelMapper mapper;
 
-    public Post createPost(PostDTO newPost, String classroomId) {
-        Classroom classroom = classroomRepository.findById(new ObjectId(classroomId));
+    public Post createPost(NewPostDTO newPost) {
+        Classroom classroom = classroomRepository.findById(new ObjectId(newPost.getClassroomId()));
         Post post = mapper.map(newPost, Post.class);
         postRepository.save(post);