56 lines
1.4 KiB
Python
56 lines
1.4 KiB
Python
"""Models for Recorder."""
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from __future__ import annotations
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from contextlib import suppress
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from functools import lru_cache
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import logging
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from uuid import UUID
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from homeassistant.util.ulid import bytes_to_ulid, ulid_to_bytes
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_LOGGER = logging.getLogger(__name__)
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def ulid_to_bytes_or_none(ulid: str | None) -> bytes | None:
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"""Convert an ulid to bytes."""
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if ulid is None:
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return None
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try:
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return ulid_to_bytes(ulid)
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except ValueError as ex:
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_LOGGER.error("Error converting ulid %s to bytes: %s", ulid, ex, exc_info=True)
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return None
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def bytes_to_ulid_or_none(_bytes: bytes | None) -> str | None:
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"""Convert bytes to a ulid."""
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if _bytes is None:
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return None
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try:
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return bytes_to_ulid(_bytes)
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except ValueError as ex:
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_LOGGER.error(
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"Error converting bytes %s to ulid: %s", _bytes, ex, exc_info=True
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)
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return None
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@lru_cache(maxsize=16)
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def uuid_hex_to_bytes_or_none(uuid_hex: str | None) -> bytes | None:
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"""Convert a uuid hex to bytes."""
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if uuid_hex is None:
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return None
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with suppress(ValueError):
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return UUID(hex=uuid_hex).bytes
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return None
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@lru_cache(maxsize=16)
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def bytes_to_uuid_hex_or_none(_bytes: bytes | None) -> str | None:
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"""Convert bytes to a uuid hex."""
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if _bytes is None:
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return None
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with suppress(ValueError):
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return UUID(bytes=_bytes).hex
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return None
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