core/homeassistant/components/surepetcare/sensor.py

101 lines
3.1 KiB
Python

"""Support for Sure PetCare Flaps/Pets sensors."""
from __future__ import annotations
import logging
from surepy.entities import SurepyEntity
from surepy.enums import EntityType
from homeassistant.components.sensor import SensorEntity
from homeassistant.const import ATTR_VOLTAGE, DEVICE_CLASS_BATTERY, PERCENTAGE
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from . import SurePetcareAPI
from .const import (
DOMAIN,
SPC,
SURE_BATT_VOLTAGE_DIFF,
SURE_BATT_VOLTAGE_LOW,
TOPIC_UPDATE,
)
_LOGGER = logging.getLogger(__name__)
async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
"""Set up Sure PetCare Flaps sensors."""
if discovery_info is None:
return
entities: list[SurepyEntity] = []
spc: SurePetcareAPI = hass.data[DOMAIN][SPC]
for surepy_entity in spc.states.values():
if surepy_entity.type in [
EntityType.CAT_FLAP,
EntityType.PET_FLAP,
EntityType.FEEDER,
EntityType.FELAQUA,
]:
entities.append(SureBattery(surepy_entity.id, spc))
async_add_entities(entities)
class SureBattery(SensorEntity):
"""A sensor implementation for Sure Petcare Entities."""
_attr_should_poll = False
def __init__(self, _id: int, spc: SurePetcareAPI) -> None:
"""Initialize a Sure Petcare sensor."""
self._id = _id
self._spc: SurePetcareAPI = spc
surepy_entity: SurepyEntity = self._spc.states[_id]
self._attr_device_class = DEVICE_CLASS_BATTERY
self._attr_name = f"{surepy_entity.type.name.capitalize()} {surepy_entity.name.capitalize()} Battery Level"
self._attr_native_unit_of_measurement = PERCENTAGE
self._attr_unique_id = (
f"{surepy_entity.household_id}-{surepy_entity.id}-battery"
)
@callback
def _async_update(self) -> None:
"""Get the latest data and update the state."""
surepy_entity = self._spc.states[self._id]
state = surepy_entity.raw_data()["status"]
self._attr_available = bool(state)
try:
per_battery_voltage = state["battery"] / 4
voltage_diff = per_battery_voltage - SURE_BATT_VOLTAGE_LOW
self._attr_native_value = min(
int(voltage_diff / SURE_BATT_VOLTAGE_DIFF * 100), 100
)
except (KeyError, TypeError):
self._attr_native_value = None
if state:
voltage_per_battery = float(state["battery"]) / 4
self._attr_extra_state_attributes = {
ATTR_VOLTAGE: f"{float(state['battery']):.2f}",
f"{ATTR_VOLTAGE}_per_battery": f"{voltage_per_battery:.2f}",
}
else:
self._attr_extra_state_attributes = None
self.async_write_ha_state()
_LOGGER.debug("%s -> state: %s", self.name, state)
async def async_added_to_hass(self) -> None:
"""Register callbacks."""
self.async_on_remove(
async_dispatcher_connect(self.hass, TOPIC_UPDATE, self._async_update)
)
self._async_update()