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120 lines
3.4 KiB
Python
120 lines
3.4 KiB
Python
"""Support for the PRT Heatmiser thermostats using the V3 protocol."""
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from __future__ import annotations
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import logging
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from typing import Any
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from heatmiserv3 import connection, heatmiser
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import voluptuous as vol
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from homeassistant.components.climate import (
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PLATFORM_SCHEMA as CLIMATE_PLATFORM_SCHEMA,
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ClimateEntity,
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ClimateEntityFeature,
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HVACMode,
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)
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from homeassistant.const import (
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ATTR_TEMPERATURE,
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CONF_HOST,
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CONF_ID,
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CONF_NAME,
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CONF_PORT,
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UnitOfTemperature,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers import config_validation as cv
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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_LOGGER = logging.getLogger(__name__)
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CONF_THERMOSTATS = "tstats"
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TSTATS_SCHEMA = vol.Schema(
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vol.All(
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cv.ensure_list,
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[{vol.Required(CONF_ID): cv.positive_int, vol.Required(CONF_NAME): cv.string}],
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)
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)
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PLATFORM_SCHEMA = CLIMATE_PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_PORT): cv.string,
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vol.Optional(CONF_THERMOSTATS, default=[]): TSTATS_SCHEMA,
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}
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)
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def setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the heatmiser thermostat."""
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host = config[CONF_HOST]
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port = config[CONF_PORT]
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thermostats = config[CONF_THERMOSTATS]
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uh1_hub = connection.HeatmiserUH1(host, port)
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add_entities(
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[HeatmiserV3Thermostat(thermostat, uh1_hub) for thermostat in thermostats],
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True,
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)
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class HeatmiserV3Thermostat(ClimateEntity):
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"""Representation of a HeatmiserV3 thermostat."""
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_attr_hvac_modes = [HVACMode.HEAT, HVACMode.OFF]
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_attr_supported_features = (
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ClimateEntityFeature.TARGET_TEMPERATURE
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| ClimateEntityFeature.TURN_OFF
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| ClimateEntityFeature.TURN_ON
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)
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def __init__(
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self,
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device: dict[str, Any],
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uh1: connection.HeatmiserUH1,
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) -> None:
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"""Initialize the thermostat."""
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self.therm = heatmiser.HeatmiserThermostat(device[CONF_ID], "prt", uh1)
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self.uh1 = uh1
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self._attr_name = device[CONF_NAME]
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self._id = device
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self.dcb = None
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self._attr_hvac_mode = HVACMode.HEAT
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def set_temperature(self, **kwargs: Any) -> None:
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"""Set new target temperature."""
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if (temperature := kwargs.get(ATTR_TEMPERATURE)) is None:
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return
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self._attr_target_temperature = int(temperature)
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self.therm.set_target_temp(self._attr_target_temperature)
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def update(self) -> None:
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"""Get the latest data."""
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self.uh1.reopen()
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if not self.uh1.status:
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_LOGGER.error("Failed to update device %s", self.name)
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return
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self.dcb = self.therm.read_dcb()
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self._attr_temperature_unit = (
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UnitOfTemperature.CELSIUS
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if (self.therm.get_temperature_format() == "C")
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else UnitOfTemperature.FAHRENHEIT
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)
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self._attr_current_temperature = int(self.therm.get_floor_temp())
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self._attr_target_temperature = int(self.therm.get_target_temp())
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self._attr_hvac_mode = (
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HVACMode.OFF
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if (int(self.therm.get_current_state()) == 0)
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else HVACMode.HEAT
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)
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