135 lines
3.8 KiB
Python
135 lines
3.8 KiB
Python
"""Support for Sure PetCare Flaps/Pets sensors."""
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import logging
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from surepy import SureThingID
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from homeassistant.const import (
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ATTR_VOLTAGE,
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CONF_ID,
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CONF_NAME,
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CONF_TYPE,
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DEVICE_CLASS_BATTERY,
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)
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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 homeassistant.helpers.entity import Entity
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from .const import (
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DATA_SURE_PETCARE,
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SPC,
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SURE_BATT_VOLTAGE_DIFF,
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SURE_BATT_VOLTAGE_LOW,
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TOPIC_UPDATE,
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)
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
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"""Set up Sure PetCare Flaps sensors."""
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if discovery_info is None:
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return
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spc = hass.data[DATA_SURE_PETCARE][SPC]
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async_add_entities(
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[
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FlapBattery(entity[CONF_ID], entity[CONF_NAME], spc)
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for entity in spc.ids
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if entity[CONF_TYPE] == SureThingID.FLAP.name
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],
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True,
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)
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class FlapBattery(Entity):
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"""Sure Petcare Flap."""
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def __init__(self, _id: int, name: str, spc):
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"""Initialize a Sure Petcare Flap battery sensor."""
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self._id = _id
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self._name = f"Flap {name.capitalize()} Battery Level"
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self._spc = spc
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self._state = self._spc.states[SureThingID.FLAP.name][self._id].get("data")
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self._async_unsub_dispatcher_connect = None
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@property
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def should_poll(self):
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"""Return true."""
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return False
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@property
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def name(self):
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"""Return the name of the device if any."""
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return self._name
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@property
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def state(self):
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"""Return battery level in percent."""
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try:
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per_battery_voltage = self._state["battery"] / 4
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voltage_diff = per_battery_voltage - SURE_BATT_VOLTAGE_LOW
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battery_percent = int(voltage_diff / SURE_BATT_VOLTAGE_DIFF * 100)
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except (KeyError, TypeError):
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battery_percent = None
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return battery_percent
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@property
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def unique_id(self):
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"""Return an unique ID."""
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return f"{self._spc.household_id}-{self._id}"
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@property
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def device_class(self):
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"""Return the device class."""
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return DEVICE_CLASS_BATTERY
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@property
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def device_state_attributes(self):
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"""Return state attributes."""
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attributes = None
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if self._state:
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try:
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voltage_per_battery = float(self._state["battery"]) / 4
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attributes = {
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ATTR_VOLTAGE: f"{float(self._state['battery']):.2f}",
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f"{ATTR_VOLTAGE}_per_battery": f"{voltage_per_battery:.2f}",
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}
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except (KeyError, TypeError) as error:
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attributes = self._state
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_LOGGER.error(
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"Error getting device state attributes from %s: %s\n\n%s",
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self._name,
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error,
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self._state,
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)
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return attributes
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement."""
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return "%"
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async def async_update(self):
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"""Get the latest data and update the state."""
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self._state = self._spc.states[SureThingID.FLAP.name][self._id].get("data")
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async def async_added_to_hass(self):
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"""Register callbacks."""
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@callback
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def update():
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"""Update the state."""
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self.async_schedule_update_ha_state(True)
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self._async_unsub_dispatcher_connect = async_dispatcher_connect(
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self.hass, TOPIC_UPDATE, update
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)
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async def async_will_remove_from_hass(self):
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"""Disconnect dispatcher listener when removed."""
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if self._async_unsub_dispatcher_connect:
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self._async_unsub_dispatcher_connect()
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