core/homeassistant/components/bt_smarthub/device_tracker.py

102 lines
3.3 KiB
Python

"""Support for BT Smart Hub (Sometimes referred to as BT Home Hub 6)."""
from __future__ import annotations
from collections import namedtuple
import logging
from btsmarthub_devicelist import BTSmartHub
import voluptuous as vol
from homeassistant.components.device_tracker import (
DOMAIN as DEVICE_TRACKER_DOMAIN,
PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
DeviceScanner,
)
from homeassistant.const import CONF_HOST
from homeassistant.core import HomeAssistant
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.typing import ConfigType
_LOGGER = logging.getLogger(__name__)
CONF_DEFAULT_IP = "192.168.1.254"
CONF_SMARTHUB_MODEL = "smarthub_model"
PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
{
vol.Optional(CONF_HOST, default=CONF_DEFAULT_IP): cv.string,
vol.Optional(CONF_SMARTHUB_MODEL): vol.In([1, 2]),
}
)
def get_scanner(hass: HomeAssistant, config: ConfigType) -> BTSmartHubScanner | None:
"""Return a BT Smart Hub scanner if successful."""
info = config[DEVICE_TRACKER_DOMAIN]
smarthub_client = BTSmartHub(
router_ip=info[CONF_HOST], smarthub_model=info.get(CONF_SMARTHUB_MODEL)
)
scanner = BTSmartHubScanner(smarthub_client)
return scanner if scanner.success_init else None
def _create_device(data):
"""Create new device from the dict."""
ip_address = data.get("IPAddress")
mac = data.get("PhysAddress")
host = data.get("UserHostName")
status = data.get("Active")
name = data.get("name")
return _Device(ip_address, mac, host, status, name)
_Device = namedtuple("_Device", ["ip_address", "mac", "host", "status", "name"]) # noqa: PYI024
class BTSmartHubScanner(DeviceScanner):
"""Class which queries a BT Smart Hub."""
def __init__(self, smarthub_client):
"""Initialise the scanner."""
self.smarthub = smarthub_client
self.last_results = []
self.success_init = False
# Test the router is accessible
if self.get_bt_smarthub_data():
self.success_init = True
else:
_LOGGER.warning("Failed to connect to %s", self.smarthub.router_ip)
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
return [device.mac for device in self.last_results]
def get_device_name(self, device):
"""Return the name of the given device or None if we don't know."""
if not self.last_results:
return None
for result_device in self.last_results:
if result_device.mac == device:
return result_device.name or result_device.host
return None
def _update_info(self):
"""Ensure the information from the BT Smart Hub is up to date."""
if not self.success_init:
return
_LOGGER.debug("Scanning")
if not (data := self.get_bt_smarthub_data()):
_LOGGER.warning("Error scanning devices")
return
self.last_results = data
def get_bt_smarthub_data(self):
"""Retrieve data from BT Smart Hub and return parsed result."""
# Request data from bt smarthub into a list of dicts.
data = self.smarthub.get_devicelist(only_active_devices=True)
return [_create_device(d) for d in data if d.get("PhysAddress")]