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43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
from __future__ import annotations
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import logging
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from typing import Optional, TypeVar
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from ...models import CollectionUriMapping, MediaCollection
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from ..generic import ExtractedData, GeneralExtractor
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T = TypeVar("T")
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class CollectionExtractor(GeneralExtractor[MediaCollection, T]):
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@staticmethod
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def check_uri(uri: str) -> Optional[MediaCollection]:
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mapping: CollectionUriMapping = CollectionUriMapping.get(uri=uri)
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if mapping:
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return mapping.element
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elem: MediaCollection = MediaCollection.get(uri=uri)
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if elem:
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logging.warning(
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f"Add missing URI mapping entry for uri {uri!r}, " +
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"this should not happen at this point and is considered a bug"
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)
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elem.add_uris((uri,))
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return elem
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return None
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def __configure_collection(self, collection: MediaCollection) -> None:
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collection.keep_updated = True
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def _create_object(self, data: ExtractedData[T]) -> MediaCollection:
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collection = data.create_collection()
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self.__configure_collection(collection)
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return collection
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def _load_object(self, data: ExtractedData[T]) -> MediaCollection:
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collection = data.load_collection()
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if collection:
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self.__configure_collection(collection)
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return collection
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