core/homeassistant/components/led_ble/util.py

52 lines
1.8 KiB
Python

"""The yalexs_ble integration models."""
from __future__ import annotations
from homeassistant.components.bluetooth import (
BluetoothScanningMode,
BluetoothServiceInfoBleak,
async_discovered_service_info,
async_process_advertisements,
)
from homeassistant.components.bluetooth.match import ADDRESS, BluetoothCallbackMatcher
from homeassistant.core import HomeAssistant, callback
from .const import DEVICE_TIMEOUT
@callback
def async_find_existing_service_info(
hass: HomeAssistant, local_name: str, address: str
) -> BluetoothServiceInfoBleak | None:
"""Return the service info for the given local_name and address."""
for service_info in async_discovered_service_info(hass):
device = service_info.device
if device.address == address:
return service_info
return None
async def async_get_service_info(
hass: HomeAssistant, local_name: str, address: str
) -> BluetoothServiceInfoBleak:
"""Wait for the service info for the given local_name and address."""
if service_info := async_find_existing_service_info(hass, local_name, address):
return service_info
return await async_process_advertisements(
hass,
lambda service_info: True,
BluetoothCallbackMatcher({ADDRESS: address}),
BluetoothScanningMode.ACTIVE,
DEVICE_TIMEOUT,
)
def short_address(address: str) -> str:
"""Convert a Bluetooth address to a short address."""
split_address = address.replace("-", ":").split(":")
return f"{split_address[-2].upper()}{split_address[-1].upper()}"[-4:]
def human_readable_name(name: str | None, local_name: str, address: str) -> str:
"""Return a human readable name for the given name, local_name, and address."""
return f"{name or local_name} ({short_address(address)})"