Add Comment DTOs and update Comment handling

pom.xml

@@ -73,6 +73,10 @@
             <artifactId>spring-boot-docker-compose</artifactId>
             <scope>runtime</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-validation</artifactId>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/org/example/vet1177/dto/request/comment/CreateCommentRequest.java

@@ -0,0 +1,17 @@
+package org.example.vet1177.dto.request.comment;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
+import java.util.UUID;
+
+public record CreateCommentRequest(
+
+        @NotNull(message = "Ärende måste anges")
+        UUID recordId,
+
+        @NotBlank(message = "Kommentar får inte vara tom")
+        @Size(max = 5000, message = "Kommentar får max vara 5000 tecken")
+        String body
+
+) {}

src/main/java/org/example/vet1177/dto/request/comment/UpdateCommentRequest.java

@@ -0,0 +1,12 @@
+package org.example.vet1177.dto.request.comment;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Size;
+
+public record UpdateCommentRequest(
+
+        @NotBlank(message = "Kommentar får inte vara tom")
+        @Size(max = 5000, message = "Kommentar får max vara 5000 tecken")
+        String body
+
+) {}

src/main/java/org/example/vet1177/dto/response/comment/CommentResponse.java

@@ -0,0 +1,27 @@
+package org.example.vet1177.dto.response.comment;
+
+import org.example.vet1177.entities.Comment;
+import java.time.Instant;
+import java.util.UUID;
+
+public record CommentResponse(
+        UUID id,
+        UUID recordId,
+        UUID authorId,
+        String authorName,
+        String body,
+        Instant createdAt,
+        Instant updatedAt
+) {
+    public static CommentResponse from(Comment comment) {
+        return new CommentResponse(
+                comment.getId(),
+                comment.getMedicalRecord().getId(),
+                comment.getAuthor().getId(),
+                comment.getAuthor().getName(),
+                comment.getBody(),
+                comment.getCreatedAt(),
+                comment.getUpdatedAt()
+        );
+    }
+}

src/main/java/org/example/vet1177/entities/Comment.java

@@ -12,11 +12,11 @@ public class Comment {
     @GeneratedValue(strategy = GenerationType.UUID)
     private UUID id;
 
-    @ManyToOne(fetch = FetchType.LAZY, cascade=CascadeType.REMOVE)
+    @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "record_id", nullable = false)
     private MedicalRecord medicalRecord;
 
-    @ManyToOne(fetch = FetchType.LAZY, cascade=CascadeType.REMOVE)
+    @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "author_id", nullable = false)
     private User author;
 

src/main/java/org/example/vet1177/repository/CommentRepository.java

@@ -1,6 +1,7 @@
 package org.example.vet1177.repository;
 
 import org.example.vet1177.entities.Comment;
+import org.springframework.data.jpa.repository.EntityGraph;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
@@ -11,9 +12,11 @@
 public interface CommentRepository extends JpaRepository<Comment, UUID> {
 
     // Alla kommentarer för ett ärende — sorterat äldst först
+    @EntityGraph(attributePaths = {"medicalRecord", "author"})
     List<Comment> findByMedicalRecordIdOrderByCreatedAtAsc(UUID recordId);
 
     // Alla kommentarer skrivna av en specifik användare
+    @EntityGraph(attributePaths = {"medicalRecord", "author"})
     List<Comment> findByAuthorId(UUID authorId);
 
     // Antal kommentarer på ett ärende