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Remove homekit_controller entity registry entries when backing char or service is gone (#109952)

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Jc2k 2024-02-09 07:05:08 +00:00 • committed by GitHub
parent 122ac059bc
commit 4f404881dd
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25
homeassistant/components/homekit_controller/utils.py
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@ -11,6 +11,31 @@ from homeassistant.core import Event, HomeAssistant
from .const import CONTROLLER
from .storage import async_get_entity_storage
IidTuple = tuple[int, int | None, int | None]
def unique_id_to_iids(unique_id: str) -> IidTuple | None:
"""Convert a unique_id to a tuple of accessory id, service iid and characteristic iid.
Depending on the field in the accessory map that is referenced, some of these may be None.
Returns None if this unique_id doesn't follow the homekit_controller scheme and is invalid.
"""
try:
match unique_id.split("_"):
case (unique_id, aid, sid, cid):
return (int(aid), int(sid), int(cid))
case (unique_id, aid, sid):
return (int(aid), int(sid), None)
case (unique_id, aid):
return (int(aid), None, None)
except ValueError:
# One of the int conversions failed - this can't be a valid homekit_controller unique id
# Fall through and return None
pass
return None
@lru_cache
def folded_name(name: str) -> str: