52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
"""bluetooth usage utility to handle multiple instances."""
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from __future__ import annotations
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import bleak
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from bleak.backends.service import BleakGATTServiceCollection
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import bleak_retry_connector
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from .wrappers import HaBleakClientWrapper, HaBleakScannerWrapper
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ORIGINAL_BLEAK_SCANNER = bleak.BleakScanner
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ORIGINAL_BLEAK_CLIENT = bleak.BleakClient
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ORIGINAL_BLEAK_RETRY_CONNECTOR_CLIENT_WITH_SERVICE_CACHE = (
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bleak_retry_connector.BleakClientWithServiceCache
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)
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ORIGINAL_BLEAK_RETRY_CONNECTOR_CLIENT = bleak_retry_connector.BleakClient
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def install_multiple_bleak_catcher() -> None:
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"""Wrap the bleak classes to return the shared instance.
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In case multiple instances are detected.
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"""
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bleak.BleakScanner = HaBleakScannerWrapper # type: ignore[misc, assignment]
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bleak.BleakClient = HaBleakClientWrapper # type: ignore[misc]
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bleak_retry_connector.BleakClientWithServiceCache = HaBleakClientWithServiceCache # type: ignore[misc,assignment] # noqa: E501
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bleak_retry_connector.BleakClient = HaBleakClientWrapper # type: ignore[misc] # noqa: E501
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def uninstall_multiple_bleak_catcher() -> None:
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"""Unwrap the bleak classes."""
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bleak.BleakScanner = ORIGINAL_BLEAK_SCANNER # type: ignore[misc]
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bleak.BleakClient = ORIGINAL_BLEAK_CLIENT # type: ignore[misc]
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bleak_retry_connector.BleakClientWithServiceCache = ( # type: ignore[misc]
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ORIGINAL_BLEAK_RETRY_CONNECTOR_CLIENT_WITH_SERVICE_CACHE
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)
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bleak_retry_connector.BleakClient = ( # type: ignore[misc]
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ORIGINAL_BLEAK_RETRY_CONNECTOR_CLIENT
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)
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class HaBleakClientWithServiceCache(HaBleakClientWrapper):
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"""A BleakClient that implements service caching."""
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def set_cached_services(self, services: BleakGATTServiceCollection | None) -> None:
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"""Set the cached services.
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No longer used since bleak 0.17+ has service caching built-in.
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This was only kept for backwards compatibility.
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"""
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