core/homeassistant/components/ozw/climate.py

376 lines
13 KiB
Python

"""Support for Z-Wave climate devices."""
from enum import IntEnum
import logging
from typing import Optional, Tuple
from homeassistant.components.climate import DOMAIN as CLIMATE_DOMAIN, ClimateEntity
from homeassistant.components.climate.const import (
ATTR_HVAC_MODE,
ATTR_TARGET_TEMP_HIGH,
ATTR_TARGET_TEMP_LOW,
CURRENT_HVAC_COOL,
CURRENT_HVAC_FAN,
CURRENT_HVAC_HEAT,
CURRENT_HVAC_IDLE,
CURRENT_HVAC_OFF,
HVAC_MODE_COOL,
HVAC_MODE_DRY,
HVAC_MODE_FAN_ONLY,
HVAC_MODE_HEAT,
HVAC_MODE_HEAT_COOL,
HVAC_MODE_OFF,
PRESET_NONE,
SUPPORT_FAN_MODE,
SUPPORT_PRESET_MODE,
SUPPORT_TARGET_TEMPERATURE,
SUPPORT_TARGET_TEMPERATURE_RANGE,
)
from homeassistant.const import ATTR_TEMPERATURE, TEMP_CELSIUS, TEMP_FAHRENHEIT
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from .const import DATA_UNSUBSCRIBE, DOMAIN
from .entity import ZWaveDeviceEntity
VALUE_LIST = "List"
VALUE_ID = "Value"
VALUE_LABEL = "Label"
VALUE_SELECTED_ID = "Selected_id"
VALUE_SELECTED_LABEL = "Selected"
ATTR_FAN_ACTION = "fan_action"
ATTR_VALVE_POSITION = "valve_position"
_LOGGER = logging.getLogger(__name__)
class ThermostatMode(IntEnum):
"""Enum with all (known/used) Z-Wave ThermostatModes."""
# https://github.com/OpenZWave/open-zwave/blob/master/cpp/src/command_classes/ThermostatMode.cpp
OFF = 0
HEAT = 1
COOL = 2
AUTO = 3
AUXILIARY = 4
RESUME_ON = 5
FAN = 6
FURNANCE = 7
DRY = 8
MOIST = 9
AUTO_CHANGE_OVER = 10
HEATING_ECON = 11
COOLING_ECON = 12
AWAY = 13
FULL_POWER = 15
MANUFACTURER_SPECIFIC = 31
# In Z-Wave the modes and presets are both in ThermostatMode.
# This list contains thermostatmodes we should consider a mode only
MODES_LIST = [
ThermostatMode.OFF,
ThermostatMode.HEAT,
ThermostatMode.COOL,
ThermostatMode.AUTO,
ThermostatMode.AUTO_CHANGE_OVER,
]
MODE_SETPOINT_MAPPINGS = {
ThermostatMode.OFF: (),
ThermostatMode.HEAT: ("setpoint_heating",),
ThermostatMode.COOL: ("setpoint_cooling",),
ThermostatMode.AUTO: ("setpoint_heating", "setpoint_cooling"),
ThermostatMode.AUXILIARY: ("setpoint_heating",),
ThermostatMode.FURNANCE: ("setpoint_furnace",),
ThermostatMode.DRY: ("setpoint_dry_air",),
ThermostatMode.MOIST: ("setpoint_moist_air",),
ThermostatMode.AUTO_CHANGE_OVER: ("setpoint_auto_changeover",),
ThermostatMode.HEATING_ECON: ("setpoint_eco_heating",),
ThermostatMode.COOLING_ECON: ("setpoint_eco_cooling",),
ThermostatMode.AWAY: ("setpoint_away_heating", "setpoint_away_cooling"),
ThermostatMode.FULL_POWER: ("setpoint_full_power",),
}
# strings, OZW and/or qt-ozw does not send numeric values
# https://github.com/OpenZWave/open-zwave/blob/master/cpp/src/command_classes/ThermostatOperatingState.cpp
HVAC_CURRENT_MAPPINGS = {
"idle": CURRENT_HVAC_IDLE,
"heat": CURRENT_HVAC_HEAT,
"pending heat": CURRENT_HVAC_IDLE,
"heating": CURRENT_HVAC_HEAT,
"cool": CURRENT_HVAC_COOL,
"pending cool": CURRENT_HVAC_IDLE,
"cooling": CURRENT_HVAC_COOL,
"fan only": CURRENT_HVAC_FAN,
"vent / economiser": CURRENT_HVAC_FAN,
"off": CURRENT_HVAC_OFF,
}
# Map Z-Wave HVAC Mode to Home Assistant value
# Note: We treat "auto" as "heat_cool" as most Z-Wave devices
# report auto_changeover as auto without schedule support.
ZW_HVAC_MODE_MAPPINGS = {
ThermostatMode.OFF: HVAC_MODE_OFF,
ThermostatMode.HEAT: HVAC_MODE_HEAT,
ThermostatMode.COOL: HVAC_MODE_COOL,
# Z-Wave auto mode is actually heat/cool in the hass world
ThermostatMode.AUTO: HVAC_MODE_HEAT_COOL,
ThermostatMode.AUXILIARY: HVAC_MODE_HEAT,
ThermostatMode.FAN: HVAC_MODE_FAN_ONLY,
ThermostatMode.FURNANCE: HVAC_MODE_HEAT,
ThermostatMode.DRY: HVAC_MODE_DRY,
ThermostatMode.AUTO_CHANGE_OVER: HVAC_MODE_HEAT_COOL,
ThermostatMode.HEATING_ECON: HVAC_MODE_HEAT,
ThermostatMode.COOLING_ECON: HVAC_MODE_COOL,
ThermostatMode.AWAY: HVAC_MODE_HEAT_COOL,
ThermostatMode.FULL_POWER: HVAC_MODE_HEAT,
}
# Map Home Assistant HVAC Mode to Z-Wave value
HVAC_MODE_ZW_MAPPINGS = {
HVAC_MODE_OFF: ThermostatMode.OFF,
HVAC_MODE_HEAT: ThermostatMode.HEAT,
HVAC_MODE_COOL: ThermostatMode.COOL,
HVAC_MODE_FAN_ONLY: ThermostatMode.FAN,
HVAC_MODE_DRY: ThermostatMode.DRY,
HVAC_MODE_HEAT_COOL: ThermostatMode.AUTO_CHANGE_OVER,
}
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up Z-Wave Climate from Config Entry."""
@callback
def async_add_climate(values):
"""Add Z-Wave Climate."""
async_add_entities([ZWaveClimateEntity(values)])
hass.data[DOMAIN][config_entry.entry_id][DATA_UNSUBSCRIBE].append(
async_dispatcher_connect(
hass, f"{DOMAIN}_new_{CLIMATE_DOMAIN}", async_add_climate
)
)
class ZWaveClimateEntity(ZWaveDeviceEntity, ClimateEntity):
"""Representation of a Z-Wave Climate device."""
def __init__(self, values):
"""Initialize the entity."""
super().__init__(values)
self._hvac_modes = {}
self._hvac_presets = {}
self.on_value_update()
@callback
def on_value_update(self):
"""Call when the underlying values object changes."""
self._current_mode_setpoint_values = self._get_current_mode_setpoint_values()
if not self._hvac_modes:
self._set_modes_and_presets()
@property
def hvac_mode(self):
"""Return hvac operation ie. heat, cool mode."""
if not self.values.mode:
# Thermostat(valve) with no support for setting a mode is considered heating-only
return HVAC_MODE_HEAT
return ZW_HVAC_MODE_MAPPINGS.get(
self.values.mode.value[VALUE_SELECTED_ID], HVAC_MODE_HEAT_COOL
)
@property
def hvac_modes(self):
"""Return the list of available hvac operation modes."""
return list(self._hvac_modes)
@property
def fan_mode(self):
"""Return the fan speed set."""
return self.values.fan_mode.value[VALUE_SELECTED_LABEL]
@property
def fan_modes(self):
"""Return a list of available fan modes."""
return [entry[VALUE_LABEL] for entry in self.values.fan_mode.value[VALUE_LIST]]
@property
def temperature_unit(self):
"""Return the unit of measurement."""
if self.values.temperature is not None and self.values.temperature.units == "F":
return TEMP_FAHRENHEIT
return TEMP_CELSIUS
@property
def current_temperature(self):
"""Return the current temperature."""
if not self.values.temperature:
return None
return self.values.temperature.value
@property
def hvac_action(self):
"""Return the current running hvac operation if supported."""
if not self.values.operating_state:
return None
cur_state = self.values.operating_state.value.lower()
return HVAC_CURRENT_MAPPINGS.get(cur_state)
@property
def preset_mode(self):
"""Return preset operation ie. eco, away."""
# A Zwave mode that can not be translated to a hass mode is considered a preset
if not self.values.mode:
return None
if self.values.mode.value[VALUE_SELECTED_ID] not in MODES_LIST:
return self.values.mode.value[VALUE_SELECTED_LABEL]
return PRESET_NONE
@property
def preset_modes(self):
"""Return the list of available preset operation modes."""
return list(self._hvac_presets)
@property
def target_temperature(self):
"""Return the temperature we try to reach."""
return self._current_mode_setpoint_values[0].value
@property
def target_temperature_low(self) -> Optional[float]:
"""Return the lowbound target temperature we try to reach."""
return self._current_mode_setpoint_values[0].value
@property
def target_temperature_high(self) -> Optional[float]:
"""Return the highbound target temperature we try to reach."""
return self._current_mode_setpoint_values[1].value
async def async_set_temperature(self, **kwargs):
"""Set new target temperature.
Must know if single or double setpoint.
"""
hvac_mode = kwargs.get(ATTR_HVAC_MODE)
if hvac_mode is not None:
await self.async_set_hvac_mode(hvac_mode)
if len(self._current_mode_setpoint_values) == 1:
setpoint = self._current_mode_setpoint_values[0]
target_temp = kwargs.get(ATTR_TEMPERATURE)
if setpoint is not None and target_temp is not None:
setpoint.send_value(target_temp)
elif len(self._current_mode_setpoint_values) == 2:
(setpoint_low, setpoint_high) = self._current_mode_setpoint_values
target_temp_low = kwargs.get(ATTR_TARGET_TEMP_LOW)
target_temp_high = kwargs.get(ATTR_TARGET_TEMP_HIGH)
if setpoint_low is not None and target_temp_low is not None:
setpoint_low.send_value(target_temp_low)
if setpoint_high is not None and target_temp_high is not None:
setpoint_high.send_value(target_temp_high)
async def async_set_fan_mode(self, fan_mode):
"""Set new target fan mode."""
# get id for this fan_mode
fan_mode_value = _get_list_id(self.values.fan_mode.value[VALUE_LIST], fan_mode)
if fan_mode_value is None:
_LOGGER.warning("Received an invalid fan mode: %s", fan_mode)
return
self.values.fan_mode.send_value(fan_mode_value)
async def async_set_hvac_mode(self, hvac_mode):
"""Set new target hvac mode."""
if not self.values.mode:
# Thermostat(valve) with no support for setting a mode
_LOGGER.warning(
"Thermostat %s does not support setting a mode", self.entity_id
)
return
hvac_mode_value = self._hvac_modes.get(hvac_mode)
if hvac_mode_value is None:
_LOGGER.warning("Received an invalid hvac mode: %s", hvac_mode)
return
self.values.mode.send_value(hvac_mode_value)
async def async_set_preset_mode(self, preset_mode):
"""Set new target preset mode."""
if preset_mode == PRESET_NONE:
# try to restore to the (translated) main hvac mode
await self.async_set_hvac_mode(self.hvac_mode)
return
preset_mode_value = self._hvac_presets.get(preset_mode)
if preset_mode_value is None:
_LOGGER.warning("Received an invalid preset mode: %s", preset_mode)
return
self.values.mode.send_value(preset_mode_value)
@property
def device_state_attributes(self):
"""Return the optional state attributes."""
data = super().device_state_attributes
if self.values.fan_action:
data[ATTR_FAN_ACTION] = self.values.fan_action.value
if self.values.valve_position:
data[
ATTR_VALVE_POSITION
] = f"{self.values.valve_position.value} {self.values.valve_position.units}"
return data
@property
def supported_features(self):
"""Return the list of supported features."""
support = 0
if len(self._current_mode_setpoint_values) == 1:
support |= SUPPORT_TARGET_TEMPERATURE
if len(self._current_mode_setpoint_values) > 1:
support |= SUPPORT_TARGET_TEMPERATURE_RANGE
if self.values.fan_mode:
support |= SUPPORT_FAN_MODE
if self.values.mode:
support |= SUPPORT_PRESET_MODE
return support
def _get_current_mode_setpoint_values(self) -> Tuple:
"""Return a tuple of current setpoint Z-Wave value(s)."""
if not self.values.mode:
setpoint_names = ("setpoint_heating",)
else:
current_mode = self.values.mode.value[VALUE_SELECTED_ID]
setpoint_names = MODE_SETPOINT_MAPPINGS.get(current_mode, ())
# we do not want None values in our tuple so check if the value exists
return tuple(
getattr(self.values, value_name)
for value_name in setpoint_names
if getattr(self.values, value_name, None)
)
def _set_modes_and_presets(self):
"""Convert Z-Wave Thermostat modes into Home Assistant modes and presets."""
all_modes = {}
all_presets = {PRESET_NONE: None}
if self.values.mode:
# Z-Wave uses one list for both modes and presets.
# Iterate over all Z-Wave ThermostatModes and extract the hvac modes and presets.
for val in self.values.mode.value[VALUE_LIST]:
if val[VALUE_ID] in MODES_LIST:
# treat value as hvac mode
hass_mode = ZW_HVAC_MODE_MAPPINGS.get(val[VALUE_ID])
all_modes[hass_mode] = val[VALUE_ID]
else:
# treat value as hvac preset
all_presets[val[VALUE_LABEL]] = val[VALUE_ID]
else:
all_modes[HVAC_MODE_HEAT] = None
self._hvac_modes = all_modes
self._hvac_presets = all_presets
def _get_list_id(value_lst, value_lbl):
"""Return the id for the value in the list."""
return next(
(val[VALUE_ID] for val in value_lst if val[VALUE_LABEL] == value_lbl), None
)