mirror of
https://github.com/home-assistant/core
synced 2024-08-31 05:57:13 +02:00
100 lines
3.2 KiB
Python
100 lines
3.2 KiB
Python
"""Support for the ZHA platform."""
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import functools
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import time
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from homeassistant.components.device_tracker import DOMAIN, SOURCE_TYPE_ROUTER
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from homeassistant.components.device_tracker.config_entry import ScannerEntity
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from homeassistant.core import callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from .core import discovery
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from .core.const import (
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CHANNEL_POWER_CONFIGURATION,
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DATA_ZHA,
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DATA_ZHA_DISPATCHERS,
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SIGNAL_ADD_ENTITIES,
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SIGNAL_ATTR_UPDATED,
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)
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from .core.registries import ZHA_ENTITIES
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from .entity import ZhaEntity
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from .sensor import Battery
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STRICT_MATCH = functools.partial(ZHA_ENTITIES.strict_match, DOMAIN)
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up the Zigbee Home Automation device tracker from config entry."""
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entities_to_create = hass.data[DATA_ZHA][DOMAIN]
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unsub = async_dispatcher_connect(
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hass,
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SIGNAL_ADD_ENTITIES,
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functools.partial(
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discovery.async_add_entities, async_add_entities, entities_to_create
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),
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)
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hass.data[DATA_ZHA][DATA_ZHA_DISPATCHERS].append(unsub)
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@STRICT_MATCH(channel_names=CHANNEL_POWER_CONFIGURATION)
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class ZHADeviceScannerEntity(ScannerEntity, ZhaEntity):
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"""Represent a tracked device."""
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def __init__(self, unique_id, zha_device, channels, **kwargs):
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"""Initialize the ZHA device tracker."""
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super().__init__(unique_id, zha_device, channels, **kwargs)
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self._battery_channel = self.cluster_channels.get(CHANNEL_POWER_CONFIGURATION)
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self._connected = False
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self._keepalive_interval = 60
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self._should_poll = True
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self._battery_level = None
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async def async_added_to_hass(self):
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"""Run when about to be added to hass."""
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await super().async_added_to_hass()
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if self._battery_channel:
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self.async_accept_signal(
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self._battery_channel,
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SIGNAL_ATTR_UPDATED,
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self.async_battery_percentage_remaining_updated,
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)
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async def async_update(self):
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"""Handle polling."""
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if self.zha_device.last_seen is None:
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self._connected = False
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else:
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difference = time.time() - self.zha_device.last_seen
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if difference > self._keepalive_interval:
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self._connected = False
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else:
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self._connected = True
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@property
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def is_connected(self):
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"""Return true if the device is connected to the network."""
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return self._connected
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@property
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def source_type(self):
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"""Return the source type, eg gps or router, of the device."""
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return SOURCE_TYPE_ROUTER
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@callback
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def async_battery_percentage_remaining_updated(self, attr_id, attr_name, value):
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"""Handle tracking."""
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if attr_name != "battery_percentage_remaining":
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return
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self.debug("battery_percentage_remaining updated: %s", value)
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self._connected = True
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self._battery_level = Battery.formatter(value)
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self.async_write_ha_state()
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@property
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def battery_level(self):
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"""Return the battery level of the device.
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Percentage from 0-100.
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"""
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return self._battery_level
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