fix page_size and filtered values

src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java

@@ -12,6 +12,7 @@ import ru.soune.nocopy.repository.AuthTokenRepository;
 import ru.soune.nocopy.service.file.FileEntityService;
 
 import java.util.Arrays;
+import java.util.List;
 
 @Slf4j
 @Component
@@ -168,17 +169,22 @@ public class FileEntityHandler implements RequestHandler {
             FileResponse allFiles = fileEntityService.getUserFiles(userId, 1, 1000, request.getVersion());
 
             var filteredFiles = allFiles.getFiles().stream()
-                    .filter(f -> f.getOriginalFileName().toLowerCase().contains(fileRequest.getQuery().toLowerCase()))
+                    .filter(f -> f.getOriginalFileName().toLowerCase()
+                            .contains(fileRequest.getQuery().toLowerCase()))
                     .toList();
 
             int start = (page - 1) * pageSize;
             int end = Math.min(start + pageSize, filteredFiles.size());
+            List<FileEntityResponse> fileEntityResponses = filteredFiles.subList(start, Math.min(end, filteredFiles.size()));
+            long sumSize = fileEntityResponses.stream()
+                    .mapToLong(FileEntityResponse::getFileSize)
+                    .sum();
 
             FileListResponse response = FileListResponse.builder()
-                    .files(filteredFiles.subList(start, Math.min(end, filteredFiles.size())))
+                    .files(fileEntityResponses)
                     .totalCount(filteredFiles.size())
-                    .totalSize(allFiles.getTotalSize())
-                    .formattedTotalSize(allFiles.getFormattedTotalSize())
+                    .totalSize(sumSize)
+                    .formattedTotalSize(fileEntityService.formatFileSize(sumSize))
                     .page(page)
                     .pageSize(pageSize)
                     .build();
@@ -187,18 +193,13 @@ public class FileEntityHandler implements RequestHandler {
                     MessageCode.SUCCESS.getCode(),
                     MessageCode.SUCCESS.getDescription(),
                     response);
-
         } catch (NotFoundAuthToken e) {
-            return new BaseResponse(request.getMsgId(),
-                    MessageCode.INVALID_TOKEN.getCode(),
-                    "Authentication required",
-                    null);
+            return new BaseResponse(request.getMsgId(), MessageCode.INVALID_TOKEN.getCode(),
+                    "Authentication required", null);
         } catch (Exception e) {
             log.error("Error searching files", e);
-            return new BaseResponse(request.getMsgId(),
-                    MessageCode.FILE_UPLOAD_ERROR.getCode(),
-                    "Failed to search files: " + e.getMessage(),
-                    null);
+            return new BaseResponse(request.getMsgId(), MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    "Failed to search files: " + e.getMessage(), null);
         }
     }