43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
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from typing import List
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from CoreBluetooth import CBService
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from ..service import BleakGATTService
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from .characteristic import BleakGATTCharacteristicCoreBluetooth
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from .utils import cb_uuid_to_str
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class BleakGATTServiceCoreBluetooth(BleakGATTService):
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"""GATT Characteristic implementation for the CoreBluetooth backend"""
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def __init__(self, obj: CBService):
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super().__init__(obj)
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self.__characteristics: List[BleakGATTCharacteristicCoreBluetooth] = []
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# N.B. the `startHandle` method of the CBService is an undocumented Core Bluetooth feature,
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# which Bleak takes advantage of in order to have a service handle to use.
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self.__handle: int = int(self.obj.startHandle())
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@property
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def handle(self) -> int:
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"""The integer handle of this service"""
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return self.__handle
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@property
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def uuid(self) -> str:
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"""UUID for this service."""
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return cb_uuid_to_str(self.obj.UUID())
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@property
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def characteristics(self) -> List[BleakGATTCharacteristicCoreBluetooth]:
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"""List of characteristics for this service"""
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return self.__characteristics
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def add_characteristic(
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self, characteristic: BleakGATTCharacteristicCoreBluetooth
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) -> None:
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"""Add a :py:class:`~BleakGATTCharacteristicCoreBluetooth` to the service.
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Should not be used by end user, but rather by `bleak` itself.
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"""
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self.__characteristics.append(characteristic)
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