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refactor(settings): lazily initialize manager

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This commit is contained in:
pixelpaws
2025-10-08 08:56:57 +08:00
parent 3118f3b43c
commit c53fa8692b
31 changed files with 299 additions and 172 deletions
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27
py/utils/example_images_metadata.py
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@@ -6,7 +6,7 @@ from ..recipes.constants import GEN_PARAM_KEYS
from ..services.metadata_service import get_default_metadata_provider, get_metadata_provider
from ..services.metadata_sync_service import MetadataSyncService
from ..services.preview_asset_service import PreviewAssetService
from ..services.settings_manager import settings
from ..services.settings_manager import get_settings_manager
from ..services.downloader import get_downloader
from ..utils.constants import SUPPORTED_MEDIA_EXTENSIONS
from ..utils.exif_utils import ExifUtils
@@ -20,13 +20,22 @@ _preview_service = PreviewAssetService(
exif_utils=ExifUtils,
)
_metadata_sync_service = MetadataSyncService(
metadata_manager=MetadataManager,
preview_service=_preview_service,
settings=settings,
default_metadata_provider_factory=get_default_metadata_provider,
metadata_provider_selector=get_metadata_provider,
)
_METADATA_SYNC_SERVICE: MetadataSyncService | None = None
def _get_metadata_sync_service() -> MetadataSyncService:
"""Return the shared metadata sync service, initialising it lazily."""
global _METADATA_SYNC_SERVICE
if _METADATA_SYNC_SERVICE is None:
_METADATA_SYNC_SERVICE = MetadataSyncService(
metadata_manager=MetadataManager,
preview_service=_preview_service,
settings=get_settings_manager(),
default_metadata_provider_factory=get_default_metadata_provider,
metadata_provider_selector=get_metadata_provider,
)
return _METADATA_SYNC_SERVICE
class MetadataUpdater:
@@ -71,7 +80,7 @@ class MetadataUpdater:
async def update_cache_func(old_path, new_path, metadata):
return await scanner.update_single_model_cache(old_path, new_path, metadata)
success, error = await _metadata_sync_service.fetch_and_update_model(
success, error = await _get_metadata_sync_service().fetch_and_update_model(
sha256=model_hash,
file_path=file_path,
model_data=model_data,