core/homeassistant/components/lcn/climate.py

155 lines
4.9 KiB
Python

"""Support for LCN climate control."""
import pypck
from homeassistant.components.climate import ClimateDevice, const
from homeassistant.const import ATTR_TEMPERATURE, CONF_ADDRESS, CONF_UNIT_OF_MEASUREMENT
from . import LcnDevice
from .const import (
CONF_CONNECTIONS,
CONF_LOCKABLE,
CONF_MAX_TEMP,
CONF_MIN_TEMP,
CONF_SETPOINT,
CONF_SOURCE,
DATA_LCN,
)
from .helpers import get_connection
async def async_setup_platform(
hass, hass_config, async_add_entities, discovery_info=None
):
"""Set up the LCN climate platform."""
if discovery_info is None:
return
devices = []
for config in discovery_info:
address, connection_id = config[CONF_ADDRESS]
addr = pypck.lcn_addr.LcnAddr(*address)
connections = hass.data[DATA_LCN][CONF_CONNECTIONS]
connection = get_connection(connections, connection_id)
address_connection = connection.get_address_conn(addr)
devices.append(LcnClimate(config, address_connection))
async_add_entities(devices)
class LcnClimate(LcnDevice, ClimateDevice):
"""Representation of a LCN climate device."""
def __init__(self, config, address_connection):
"""Initialize of a LCN climate device."""
super().__init__(config, address_connection)
self.variable = pypck.lcn_defs.Var[config[CONF_SOURCE]]
self.setpoint = pypck.lcn_defs.Var[config[CONF_SETPOINT]]
self.unit = pypck.lcn_defs.VarUnit.parse(config[CONF_UNIT_OF_MEASUREMENT])
self.regulator_id = pypck.lcn_defs.Var.to_set_point_id(self.setpoint)
self.is_lockable = config[CONF_LOCKABLE]
self._max_temp = config[CONF_MAX_TEMP]
self._min_temp = config[CONF_MIN_TEMP]
self._current_temperature = None
self._target_temperature = None
self._is_on = None
async def async_added_to_hass(self):
"""Run when entity about to be added to hass."""
await super().async_added_to_hass()
await self.address_connection.activate_status_request_handler(self.variable)
await self.address_connection.activate_status_request_handler(self.setpoint)
@property
def supported_features(self):
"""Return the list of supported features."""
return const.SUPPORT_TARGET_TEMPERATURE
@property
def temperature_unit(self):
"""Return the unit of measurement."""
return self.unit.value
@property
def current_temperature(self):
"""Return the current temperature."""
return self._current_temperature
@property
def target_temperature(self):
"""Return the temperature we try to reach."""
return self._target_temperature
@property
def hvac_mode(self):
"""Return hvac operation ie. heat, cool mode.
Need to be one of HVAC_MODE_*.
"""
if self._is_on:
return const.HVAC_MODE_HEAT
return const.HVAC_MODE_OFF
@property
def hvac_modes(self):
"""Return the list of available hvac operation modes.
Need to be a subset of HVAC_MODES.
"""
modes = [const.HVAC_MODE_HEAT]
if self.is_lockable:
modes.append(const.HVAC_MODE_OFF)
return modes
@property
def max_temp(self):
"""Return the maximum temperature."""
return self._max_temp
@property
def min_temp(self):
"""Return the minimum temperature."""
return self._min_temp
async def async_set_hvac_mode(self, hvac_mode):
"""Set new target hvac mode."""
if hvac_mode == const.HVAC_MODE_HEAT:
self._is_on = True
self.address_connection.lock_regulator(self.regulator_id, False)
elif hvac_mode == const.HVAC_MODE_OFF:
self._is_on = False
self.address_connection.lock_regulator(self.regulator_id, True)
self._target_temperature = None
self.async_schedule_update_ha_state()
async def async_set_temperature(self, **kwargs):
"""Set new target temperature."""
temperature = kwargs.get(ATTR_TEMPERATURE)
if temperature is None:
return
self._target_temperature = temperature
self.address_connection.var_abs(
self.setpoint, self._target_temperature, self.unit
)
self.async_schedule_update_ha_state()
def input_received(self, input_obj):
"""Set temperature value when LCN input object is received."""
if not isinstance(input_obj, pypck.inputs.ModStatusVar):
return
if input_obj.get_var() == self.variable:
self._current_temperature = input_obj.get_value().to_var_unit(self.unit)
elif input_obj.get_var() == self.setpoint:
self._is_on = not input_obj.get_value().is_locked_regulator()
if self._is_on:
self._target_temperature = input_obj.get_value().to_var_unit(self.unit)
self.async_schedule_update_ha_state()