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Eliminate admin N+1 queries and lazy-load app routes

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yoyuzh
2026-04-12 00:48:23 +08:00
parent 30a9bbc1e7
commit 9af2d38e37
9 changed files with 290 additions and 65 deletions
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63
backend/src/test/java/com/yoyuzh/admin/AdminInspectionQueryServiceTest.java
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@@ -5,7 +5,10 @@ import com.yoyuzh.auth.User;
import com.yoyuzh.auth.UserRepository;
import com.yoyuzh.auth.UserRole;
import com.yoyuzh.common.PageResponse;
import com.yoyuzh.files.core.FileBlob;
import com.yoyuzh.files.core.FileBlobRepository;
import com.yoyuzh.files.core.FileEntity;
import com.yoyuzh.files.core.FileEntityType;
import com.yoyuzh.files.core.FileEntityRepository;
import com.yoyuzh.files.core.StoredFile;
import com.yoyuzh.files.core.StoredFileEntityRepository;
@@ -25,6 +28,9 @@ import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@ExtendWith(MockitoExtension.class)
@@ -123,6 +129,63 @@ class AdminInspectionQueryServiceTest {
assertThat(response.items().get(0).ownerUsername()).isEqualTo("alice");
}
@Test
void shouldListFileBlobsWithBatchLoadedBlobAndLinkStats() {
User creator = createUser(9L, "creator", "creator@example.com");
FileEntity entity = new FileEntity();
entity.setId(100L);
entity.setObjectKey("blobs/a");
entity.setEntityType(FileEntityType.VERSION);
entity.setStoragePolicyId(5L);
entity.setSize(1024L);
entity.setContentType("application/pdf");
entity.setReferenceCount(1);
entity.setCreatedBy(creator);
entity.setCreatedAt(LocalDateTime.now().minusMinutes(2));
FileBlob blob = new FileBlob();
blob.setId(88L);
blob.setObjectKey("blobs/a");
blob.setContentType("application/pdf");
blob.setSize(1024L);
blob.setCreatedAt(LocalDateTime.now().minusMinutes(3));
StoredFileEntityRepository.FileEntityLinkStatsProjection linkStats = mock(StoredFileEntityRepository.FileEntityLinkStatsProjection.class);
when(linkStats.getFileEntityId()).thenReturn(100L);
when(linkStats.getLinkedStoredFileCount()).thenReturn(1L);
when(linkStats.getLinkedOwnerCount()).thenReturn(1L);
when(linkStats.getSampleOwnerUsername()).thenReturn("alice");
when(linkStats.getSampleOwnerEmail()).thenReturn("alice@example.com");
when(fileEntityRepository.searchAdminEntities(anyString(), any(), anyString(), any(), any()))
.thenReturn(new PageImpl<>(List.of(entity)));
when(fileBlobRepository.findAllByObjectKeyIn(any())).thenReturn(List.of(blob));
when(storedFileEntityRepository.findAdminLinkStatsByFileEntityIds(any())).thenReturn(List.of(linkStats));
PageResponse<AdminFileBlobResponse> response = adminInspectionQueryService.listFileBlobs(
0,
10,
null,
null,
null,
null
);
assertThat(response.items()).hasSize(1);
assertThat(response.items().get(0).entityId()).isEqualTo(100L);
assertThat(response.items().get(0).blobId()).isEqualTo(88L);
assertThat(response.items().get(0).linkedStoredFileCount()).isEqualTo(1L);
assertThat(response.items().get(0).linkedOwnerCount()).isEqualTo(1L);
assertThat(response.items().get(0).sampleOwnerUsername()).isEqualTo("alice");
assertThat(response.items().get(0).sampleOwnerEmail()).isEqualTo("alice@example.com");
verify(fileBlobRepository, never()).findByObjectKey(anyString());
verify(storedFileEntityRepository, never()).countByFileEntityId(any());
verify(storedFileEntityRepository, never()).countDistinctOwnersByFileEntityId(any());
verify(storedFileEntityRepository, never()).findSampleOwnerUsernameByFileEntityId(any());
verify(storedFileEntityRepository, never()).findSampleOwnerEmailByFileEntityId(any());
}
private User createUser(Long id, String username, String email) {
User user = new User();
user.setId(id);