deleted likes

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

@@ -14,18 +14,14 @@ import com.krylov.refound.enums.PostStatus;
 import com.krylov.refound.enums.PostType;
 import com.krylov.refound.exception.ApiException;
 import com.krylov.refound.mapper.PostMapper;
-import com.krylov.refound.repository.FavoriteRepository;
 import com.krylov.refound.repository.ImageRepository;
 import com.krylov.refound.repository.PostRepository;
 import com.krylov.refound.util.PostSpecification;
 import java.time.LocalDateTime;
 import java.util.Arrays;
 import java.util.EnumSet;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
-import java.util.stream.Collectors;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.data.domain.Page;
@@ -50,7 +46,6 @@ public class PostService {
   private final ImageRepository imageRepository;
   private final GeocodingService geocodingService;
   private final UserService userService;
-  private final FavoriteRepository favoriteRepository;
   private final FileStorageService fileStorageService;
   private final StatisticsService statisticsService;
   private final ObjectMapper objectMapper;
@@ -84,21 +79,13 @@ public class PostService {
   }
 
   public Page<PostResponse> getFeed(String search, Pageable pageable) {
-    Specification<Post> spec = PostSpecification.hasSearch(search).and((root, query, cb) -> root.get("status").in(FEED_VISIBLE_STATUSES));
+    Specification<Post> spec = PostSpecification.hasSearch(search)
+        .and((root, query, cb) ->
+            root.get("status").in(FEED_VISIBLE_STATUSES));
+
     Page<Post> postsPage = postRepository.findAll(spec, pageable);
 
-    List<Long> postIds = postsPage.getContent().stream()
-        .map(Post::getId)
-        .toList();
-
-    if (postIds.isEmpty()) {
-      return Page.empty(pageable);
-    }
-
-    Map<Long, Long> likeCounts = countLikes(postIds);
-    Set<Long> userFavoriteIds = currentUserFavoriteIds(postIds);
-
-    return postsPage.map(post -> toResponse(post, likeCounts, userFavoriteIds, true));
+    return postsPage.map(post -> toResponse(post, true));
   }
 
   /**
@@ -115,15 +102,8 @@ public class PostService {
       return List.of();
     }
 
-    List<Long> postIds = posts.stream()
-        .map(Post::getId)
-        .toList();
-
-    Map<Long, Long> likeCounts = countLikes(postIds);
-    Set<Long> userFavoriteIds = currentUserFavoriteIds(postIds);
-
     return posts.stream()
-        .map(post -> toResponse(post, likeCounts, userFavoriteIds, false))
+        .map(post -> toResponse(post, false))
         .toList();
   }
 
@@ -203,9 +183,6 @@ public class PostService {
     Post post = postRepository.findById(id)
         .orElseThrow(() -> new ApiException(ErrorCode.NOT_FOUND, "Post not found", HttpStatus.NOT_FOUND));
 
-    // Сначала избранное — иначе DataIntegrityViolationException (FK) при удалении поста
-    favoriteRepository.deleteByPostIn(List.of(post));
-
     // Без этого файлы останутся в MinIO мусором после удаления объявления
     post.getImages().forEach(img -> deleteFileQuietly(img.getUrl()));
 
@@ -234,13 +211,7 @@ public class PostService {
     post.setStatus(newStatus);
     Post updated = postRepository.save(post);
     log.info("Статус поста id={} изменён: {} -> {}", id, previousStatus, newStatus);
-
-    List<Long> postIds = List.of(id);
-    PostResponse response = mapper.toResponse(updated);
-    response.setLikeCount(countLikes(postIds).getOrDefault(id, 0L));
-    response.setFavorite(currentUserFavoriteIds(postIds).contains(id));
-
-    return response;
+    return mapper.toResponse(updated);
   }
 
   public List<PostResponse> searchByCity(String city) {
@@ -256,15 +227,8 @@ public class PostService {
       return List.of();
     }
 
-    List<Long> postIds = posts.stream()
-        .map(Post::getId)
-        .toList();
-
-    Map<Long, Long> likeCounts = countLikes(postIds);
-    Set<Long> userFavoriteIds = currentUserFavoriteIds(postIds);
-
     return posts.stream()
-        .map(post -> toResponse(post, likeCounts, userFavoriteIds, true))
+        .map(post -> toResponse(post, true))
         .toList();
   }
 
@@ -328,45 +292,8 @@ public class PostService {
     }
   }
 
-  public Map<Long, Long> countLikes(List<Long> postIds) {
-    if (postIds.isEmpty()) {
-      return Map.of();
-    }
-    return favoriteRepository.countLikesByPostIds(postIds).stream()
-        .collect(Collectors.toMap(
-            row -> (Long) row[0],
-            row -> (Long) row[1]
-        ));
-  }
-
-  /**
-   * Возвращает id постов, лайкнутых текущим пользователем, либо пустой набор,
-   * если пользователь не авторизован.
-   */
-  public Set<Long> currentUserFavoriteIds(List<Long> postIds) {
-    if (postIds.isEmpty()) {
-      return Set.of();
-    }
-    try {
-      User currentUser = userService.getCurrentUser();
-      return new HashSet<>(favoriteRepository.findFavoritePostIds(currentUser.getId(), postIds));
-    } catch (ApiException e) {
-      if (e.getErrorCode() == ErrorCode.UNAUTHORIZED) {
-        // Ожидаемо для анонимных пользователей — не считаем ошибкой
-        log.debug("Избранное не подгружено: пользователь не авторизован");
-      } else {
-        // Подозрительный случай: в SecurityContext есть аутентификация с логином,
-        // но пользователя с таким логином нет в БД (например, удалён после выдачи токена)
-        log.warn("Избранное не подгружено: {}", e.getMessage());
-      }
-      return Set.of();
-    }
-  }
-
-  public PostResponse toResponse(Post post, Map<Long, Long> likeCounts, Set<Long> userFavoriteIds, boolean includeUserRole) {
+  public PostResponse toResponse(Post post, boolean includeUserRole) {
     PostResponse response = mapper.toResponse(post);
-    response.setLikeCount(likeCounts.getOrDefault(post.getId(), 0L));
-    response.setFavorite(userFavoriteIds.contains(post.getId()));
     response.setReward(post.getIsReward());
     if (includeUserRole) {
       response.setUserRole(post.getUser().getRole());
@@ -389,10 +316,6 @@ public class PostService {
     Post post = postRepository.findById(postId)
         .orElseThrow(() -> new ApiException(ErrorCode.NOT_FOUND, "Post not found", HttpStatus.NOT_FOUND));
 
-    List<Long> postIds = List.of(postId);
-    Map<Long, Long> likeCounts = countLikes(postIds);
-    Set<Long> userFavoriteIds = currentUserFavoriteIds(postIds);
-
-    return toResponse(post, likeCounts, userFavoriteIds, true);
+    return toResponse(post, true);
   }
 }