131 lines
4.5 KiB
Python
131 lines
4.5 KiB
Python
"""The BTHome Bluetooth integration."""
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from __future__ import annotations
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import logging
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from bthome_ble import BTHomeBluetoothDeviceData, SensorUpdate
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from bthome_ble.parser import EncryptionScheme
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from homeassistant.components.bluetooth import (
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DOMAIN as BLUETOOTH_DOMAIN,
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BluetoothScanningMode,
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BluetoothServiceInfoBleak,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import Platform
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.device_registry import DeviceRegistry, async_get
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from .const import (
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BTHOME_BLE_EVENT,
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CONF_BINDKEY,
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CONF_DISCOVERED_EVENT_CLASSES,
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DOMAIN,
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BTHomeBleEvent,
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)
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from .coordinator import BTHomePassiveBluetoothProcessorCoordinator
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PLATFORMS: list[Platform] = [Platform.BINARY_SENSOR, Platform.SENSOR]
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_LOGGER = logging.getLogger(__name__)
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def process_service_info(
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hass: HomeAssistant,
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entry: ConfigEntry,
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data: BTHomeBluetoothDeviceData,
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service_info: BluetoothServiceInfoBleak,
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device_registry: DeviceRegistry,
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) -> SensorUpdate:
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"""Process a BluetoothServiceInfoBleak, running side effects and returning sensor data."""
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update = data.update(service_info)
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coordinator: BTHomePassiveBluetoothProcessorCoordinator = hass.data[DOMAIN][
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entry.entry_id
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]
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discovered_device_classes = coordinator.discovered_device_classes
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if update.events:
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address = service_info.device.address
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for device_key, event in update.events.items():
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sensor_device_info = update.devices[device_key.device_id]
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device = device_registry.async_get_or_create(
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config_entry_id=entry.entry_id,
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identifiers={(BLUETOOTH_DOMAIN, address)},
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manufacturer=sensor_device_info.manufacturer,
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model=sensor_device_info.model,
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name=sensor_device_info.name,
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sw_version=sensor_device_info.sw_version,
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hw_version=sensor_device_info.hw_version,
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)
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event_class = event.device_key.key
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event_type = event.event_type
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if event_class not in discovered_device_classes:
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discovered_device_classes.add(event_class)
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hass.config_entries.async_update_entry(
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entry,
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data=entry.data
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| {CONF_DISCOVERED_EVENT_CLASSES: list(discovered_device_classes)},
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)
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hass.bus.async_fire(
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BTHOME_BLE_EVENT,
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dict(
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BTHomeBleEvent(
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device_id=device.id,
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address=address,
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event_class=event_class, # ie 'button'
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event_type=event_type, # ie 'press'
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event_properties=event.event_properties,
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)
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),
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)
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# If payload is encrypted and the bindkey is not verified then we need to reauth
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if data.encryption_scheme != EncryptionScheme.NONE and not data.bindkey_verified:
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entry.async_start_reauth(hass, data={"device": data})
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return update
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async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Set up BTHome Bluetooth from a config entry."""
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address = entry.unique_id
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assert address is not None
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kwargs = {}
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if bindkey := entry.data.get(CONF_BINDKEY):
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kwargs[CONF_BINDKEY] = bytes.fromhex(bindkey)
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data = BTHomeBluetoothDeviceData(**kwargs)
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device_registry = async_get(hass)
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coordinator = hass.data.setdefault(DOMAIN, {})[
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entry.entry_id
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] = BTHomePassiveBluetoothProcessorCoordinator(
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hass,
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_LOGGER,
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address=address,
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mode=BluetoothScanningMode.PASSIVE,
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update_method=lambda service_info: process_service_info(
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hass, entry, data, service_info, device_registry
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),
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device_data=data,
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discovered_device_classes=set(
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entry.data.get(CONF_DISCOVERED_EVENT_CLASSES, [])
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),
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connectable=False,
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)
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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entry.async_on_unload(
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coordinator.async_start()
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) # only start after all platforms have had a chance to subscribe
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Unload a config entry."""
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if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
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hass.data[DOMAIN].pop(entry.entry_id)
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return unload_ok
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