core/homeassistant/components/shelly/entity.py

442 lines
13 KiB
Python

"""Shelly entity helper."""
from dataclasses import dataclass
import logging
from typing import Any, Callable, Optional, Union
import aioshelly
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import callback
from homeassistant.helpers import (
device_registry,
entity,
entity_registry,
update_coordinator,
)
from homeassistant.helpers.restore_state import RestoreEntity
from . import ShellyDeviceRestWrapper, ShellyDeviceWrapper
from .const import COAP, DATA_CONFIG_ENTRY, DOMAIN, REST
from .utils import async_remove_shelly_entity, get_entity_name
_LOGGER = logging.getLogger(__name__)
async def async_setup_entry_attribute_entities(
hass, config_entry, async_add_entities, sensors, sensor_class
):
"""Set up entities for attributes."""
wrapper: ShellyDeviceWrapper = hass.data[DOMAIN][DATA_CONFIG_ENTRY][
config_entry.entry_id
][COAP]
if wrapper.device.initialized:
await async_setup_block_attribute_entities(
hass, async_add_entities, wrapper, sensors, sensor_class
)
else:
await async_restore_block_attribute_entities(
hass, config_entry, async_add_entities, wrapper, sensor_class
)
async def async_setup_block_attribute_entities(
hass, async_add_entities, wrapper, sensors, sensor_class
):
"""Set up entities for block attributes."""
blocks = []
for block in wrapper.device.blocks:
for sensor_id in block.sensor_ids:
description = sensors.get((block.type, sensor_id))
if description is None:
continue
# Filter out non-existing sensors and sensors without a value
if getattr(block, sensor_id, None) in (-1, None):
continue
# Filter and remove entities that according to settings should not create an entity
if description.removal_condition and description.removal_condition(
wrapper.device.settings, block
):
domain = sensor_class.__module__.split(".")[-1]
unique_id = f"{wrapper.mac}-{block.description}-{sensor_id}"
await async_remove_shelly_entity(hass, domain, unique_id)
else:
blocks.append((block, sensor_id, description))
if not blocks:
return
async_add_entities(
[
sensor_class(wrapper, block, sensor_id, description)
for block, sensor_id, description in blocks
]
)
async def async_restore_block_attribute_entities(
hass, config_entry, async_add_entities, wrapper, sensor_class
):
"""Restore block attributes entities."""
entities = []
ent_reg = await entity_registry.async_get_registry(hass)
entries = entity_registry.async_entries_for_config_entry(
ent_reg, config_entry.entry_id
)
domain = sensor_class.__module__.split(".")[-1]
for entry in entries:
if entry.domain != domain:
continue
attribute = entry.unique_id.split("-")[-1]
description = BlockAttributeDescription(
name="",
icon=entry.original_icon,
unit=entry.unit_of_measurement,
device_class=entry.device_class,
)
entities.append(sensor_class(wrapper, None, attribute, description, entry))
if not entities:
return
async_add_entities(entities)
async def async_setup_entry_rest(
hass, config_entry, async_add_entities, sensors, sensor_class
):
"""Set up entities for REST sensors."""
wrapper: ShellyDeviceRestWrapper = hass.data[DOMAIN][DATA_CONFIG_ENTRY][
config_entry.entry_id
][REST]
entities = []
for sensor_id in sensors:
description = sensors.get(sensor_id)
if not wrapper.device.settings.get("sleep_mode"):
entities.append((sensor_id, description))
if not entities:
return
async_add_entities(
[
sensor_class(wrapper, sensor_id, description)
for sensor_id, description in entities
]
)
@dataclass
class BlockAttributeDescription:
"""Class to describe a sensor."""
name: str
# Callable = lambda attr_info: unit
icon: Optional[str] = None
unit: Union[None, str, Callable[[dict], str]] = None
value: Callable[[Any], Any] = lambda val: val
device_class: Optional[str] = None
default_enabled: bool = True
available: Optional[Callable[[aioshelly.Block], bool]] = None
# Callable (settings, block), return true if entity should be removed
removal_condition: Optional[Callable[[dict, aioshelly.Block], bool]] = None
device_state_attributes: Optional[
Callable[[aioshelly.Block], Optional[dict]]
] = None
@dataclass
class RestAttributeDescription:
"""Class to describe a REST sensor."""
name: str
icon: Optional[str] = None
unit: Optional[str] = None
value: Callable[[dict, Any], Any] = None
device_class: Optional[str] = None
default_enabled: bool = True
device_state_attributes: Optional[Callable[[dict], Optional[dict]]] = None
class ShellyBlockEntity(entity.Entity):
"""Helper class to represent a block."""
def __init__(self, wrapper: ShellyDeviceWrapper, block):
"""Initialize Shelly entity."""
self.wrapper = wrapper
self.block = block
self._name = get_entity_name(wrapper.device, block)
@property
def name(self):
"""Name of entity."""
return self._name
@property
def should_poll(self):
"""If device should be polled."""
return False
@property
def device_info(self):
"""Device info."""
return {
"connections": {(device_registry.CONNECTION_NETWORK_MAC, self.wrapper.mac)}
}
@property
def available(self):
"""Available."""
return self.wrapper.last_update_success
@property
def unique_id(self):
"""Return unique ID of entity."""
return f"{self.wrapper.mac}-{self.block.description}"
async def async_added_to_hass(self):
"""When entity is added to HASS."""
self.async_on_remove(self.wrapper.async_add_listener(self._update_callback))
async def async_update(self):
"""Update entity with latest info."""
await self.wrapper.async_request_refresh()
@callback
def _update_callback(self):
"""Handle device update."""
self.async_write_ha_state()
class ShellyBlockAttributeEntity(ShellyBlockEntity, entity.Entity):
"""Helper class to represent a block attribute."""
def __init__(
self,
wrapper: ShellyDeviceWrapper,
block: aioshelly.Block,
attribute: str,
description: BlockAttributeDescription,
) -> None:
"""Initialize sensor."""
super().__init__(wrapper, block)
self.attribute = attribute
self.description = description
unit = self.description.unit
if callable(unit):
unit = unit(block.info(attribute))
self._unit = unit
self._unique_id = f"{super().unique_id}-{self.attribute}"
self._name = get_entity_name(wrapper.device, block, self.description.name)
@property
def unique_id(self):
"""Return unique ID of entity."""
return self._unique_id
@property
def name(self):
"""Name of sensor."""
return self._name
@property
def entity_registry_enabled_default(self) -> bool:
"""Return if it should be enabled by default."""
return self.description.default_enabled
@property
def attribute_value(self):
"""Value of sensor."""
value = getattr(self.block, self.attribute)
if value is None:
return None
return self.description.value(value)
@property
def unit_of_measurement(self):
"""Return unit of sensor."""
return self._unit
@property
def device_class(self):
"""Device class of sensor."""
return self.description.device_class
@property
def icon(self):
"""Icon of sensor."""
return self.description.icon
@property
def available(self):
"""Available."""
available = super().available
if not available or not self.description.available:
return available
return self.description.available(self.block)
@property
def device_state_attributes(self):
"""Return the state attributes."""
if self.description.device_state_attributes is None:
return None
return self.description.device_state_attributes(self.block)
class ShellyRestAttributeEntity(update_coordinator.CoordinatorEntity):
"""Class to load info from REST."""
def __init__(
self,
wrapper: ShellyDeviceWrapper,
attribute: str,
description: RestAttributeDescription,
) -> None:
"""Initialize sensor."""
super().__init__(wrapper)
self.wrapper = wrapper
self.attribute = attribute
self.description = description
self._name = get_entity_name(wrapper.device, None, self.description.name)
self._last_value = None
@property
def name(self):
"""Name of sensor."""
return self._name
@property
def device_info(self):
"""Device info."""
return {
"connections": {(device_registry.CONNECTION_NETWORK_MAC, self.wrapper.mac)}
}
@property
def entity_registry_enabled_default(self) -> bool:
"""Return if it should be enabled by default."""
return self.description.default_enabled
@property
def available(self):
"""Available."""
return self.wrapper.last_update_success
@property
def attribute_value(self):
"""Value of sensor."""
self._last_value = self.description.value(
self.wrapper.device.status, self._last_value
)
return self._last_value
@property
def unit_of_measurement(self):
"""Return unit of sensor."""
return self.description.unit
@property
def device_class(self):
"""Device class of sensor."""
return self.description.device_class
@property
def icon(self):
"""Icon of sensor."""
return self.description.icon
@property
def unique_id(self):
"""Return unique ID of entity."""
return f"{self.wrapper.mac}-{self.attribute}"
@property
def device_state_attributes(self) -> dict:
"""Return the state attributes."""
if self.description.device_state_attributes is None:
return None
return self.description.device_state_attributes(self.wrapper.device.status)
class ShellySleepingBlockAttributeEntity(ShellyBlockAttributeEntity, RestoreEntity):
"""Represent a shelly sleeping block attribute entity."""
# pylint: disable=super-init-not-called
def __init__(
self,
wrapper: ShellyDeviceWrapper,
block: aioshelly.Block,
attribute: str,
description: BlockAttributeDescription,
entry: Optional[ConfigEntry] = None,
) -> None:
"""Initialize the sleeping sensor."""
self.last_state = None
self.wrapper = wrapper
self.attribute = attribute
self.block = block
self.description = description
self._unit = self.description.unit
if block is not None:
if callable(self._unit):
self._unit = self._unit(block.info(attribute))
self._unique_id = f"{self.wrapper.mac}-{block.description}-{attribute}"
self._name = get_entity_name(
self.wrapper.device, block, self.description.name
)
else:
self._unique_id = entry.unique_id
self._name = entry.original_name
async def async_added_to_hass(self):
"""Handle entity which will be added."""
await super().async_added_to_hass()
last_state = await self.async_get_last_state()
if last_state is not None:
self.last_state = last_state.state
@callback
def _update_callback(self):
"""Handle device update."""
if self.block is not None or not self.wrapper.device.initialized:
super()._update_callback()
return
_, entity_block, entity_sensor = self.unique_id.split("-")
for block in self.wrapper.device.blocks:
if block.description != entity_block:
continue
for sensor_id in block.sensor_ids:
if sensor_id != entity_sensor:
continue
self.block = block
_LOGGER.debug("Entity %s attached to block", self.name)
super()._update_callback()
return