Merge pull request #27 from SlimusMinus/fix-chat

fixed response chats

src/main/java/com/krylov/refound/dto/ChatDto.java

@@ -10,6 +10,7 @@ public class ChatDto {
   private String otherUserName;
   private String otherUserAvatar;
   private Long postId;
+  private ChatPostDto post;
   private String lastMessage;
   private LocalDateTime lastMessageAt;
   private long unreadCount;

src/main/java/com/krylov/refound/service/ChatService.java

@@ -1,11 +1,14 @@
 package com.krylov.refound.service;
 
 import com.krylov.refound.dto.ChatDto;
+import com.krylov.refound.dto.ChatPostDto;
 import com.krylov.refound.dto.MessageDto;
 import com.krylov.refound.entity.Chat;
+import com.krylov.refound.entity.Image;
 import com.krylov.refound.entity.Message;
 import com.krylov.refound.repository.ChatRepository;
 import com.krylov.refound.repository.MessageRepository;
+import com.krylov.refound.repository.PostRepository;
 import com.krylov.refound.repository.UserRepository;
 import java.util.List;
 import java.util.Map;
@@ -27,6 +30,7 @@ public class ChatService {
   private final MessageRepository messageRepository;
   private final SimpMessagingTemplate messagingTemplate;
   private final UserRepository userRepository;
+  private final PostRepository postRepository;
 
   // Создать чат с пользователем (или вернуть существующий)
   @Transactional
@@ -134,6 +138,16 @@ public class ChatService {
       dto.setOtherUserAvatar(user.getAvatarUrl());
     });
 
+    if (chat.getPostId() != null) {
+      postRepository.findById(chat.getPostId()).ifPresent(post -> {
+        ChatPostDto postDto = new ChatPostDto();
+        postDto.setId(post.getId());
+        postDto.setTitle(post.getTitle());
+        postDto.setImages(post.getImages().stream().map(Image::getUrl).toList());
+        dto.setPost(postDto);
+      });
+    }
+
     // без N+1: берём только последнее сообщение, а не всю историю
     messageRepository.findFirstByChatIdOrderByCreatedAtDesc(chat.getId())
         .ifPresent(last -> {