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Add LCN climate platform (#22542)
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* Add LCN climate component

* Updates of ha_state are done async

* Changes due to manifest.json
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alengwenus authored and MartinHjelmare committed May 11, 2019
1 parent 03cd448 commit 2b70214
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Showing 3 changed files with 167 additions and 6 deletions.
30 changes: 24 additions & 6 deletions homeassistant/components/lcn/__init__.py
Original file line number Diff line number Diff line change
Expand Up @@ -5,20 +5,22 @@
from pypck.connection import PchkConnectionManager
import voluptuous as vol

from homeassistant.components.climate import DEFAULT_MAX_TEMP, DEFAULT_MIN_TEMP
from homeassistant.const import (
CONF_ADDRESS, CONF_BINARY_SENSORS, CONF_COVERS, CONF_HOST, CONF_LIGHTS,
CONF_NAME, CONF_PASSWORD, CONF_PORT, CONF_SENSORS, CONF_SWITCHES,
CONF_UNIT_OF_MEASUREMENT, CONF_USERNAME)
CONF_UNIT_OF_MEASUREMENT, CONF_USERNAME, TEMP_CELSIUS, TEMP_FAHRENHEIT)
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.discovery import async_load_platform
from homeassistant.helpers.entity import Entity

from .const import (
BINSENSOR_PORTS, CONF_CONNECTIONS, CONF_DIM_MODE, CONF_DIMMABLE,
CONF_MOTOR, CONF_OUTPUT, CONF_SK_NUM_TRIES, CONF_SOURCE, CONF_TRANSITION,
DATA_LCN, DEFAULT_NAME, DIM_MODES, DOMAIN, KEYS, LED_PORTS, LOGICOP_PORTS,
MOTOR_PORTS, OUTPUT_PORTS, PATTERN_ADDRESS, RELAY_PORTS, S0_INPUTS,
SETPOINTS, THRESHOLDS, VAR_UNITS, VARIABLES)
BINSENSOR_PORTS, CONF_CLIMATES, CONF_CONNECTIONS, CONF_DIM_MODE,
CONF_DIMMABLE, CONF_LOCKABLE, CONF_MAX_TEMP, CONF_MIN_TEMP, CONF_MOTOR,
CONF_OUTPUT, CONF_SETPOINT, CONF_SK_NUM_TRIES, CONF_SOURCE,
CONF_TRANSITION, DATA_LCN, DEFAULT_NAME, DIM_MODES, DOMAIN, KEYS,
LED_PORTS, LOGICOP_PORTS, MOTOR_PORTS, OUTPUT_PORTS, PATTERN_ADDRESS,
RELAY_PORTS, S0_INPUTS, SETPOINTS, THRESHOLDS, VAR_UNITS, VARIABLES)

_LOGGER = logging.getLogger(__name__)

Expand Down Expand Up @@ -72,6 +74,19 @@ def is_address(value):
BINSENSOR_PORTS))
})

CLIMATES_SCHEMA = vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Required(CONF_ADDRESS): is_address,
vol.Required(CONF_SOURCE): vol.All(vol.Upper, vol.In(VARIABLES)),
vol.Required(CONF_SETPOINT): vol.All(vol.Upper,
vol.In(VARIABLES + SETPOINTS)),
vol.Optional(CONF_MAX_TEMP, default=DEFAULT_MAX_TEMP): vol.Coerce(float),
vol.Optional(CONF_MIN_TEMP, default=DEFAULT_MIN_TEMP): vol.Coerce(float),
vol.Optional(CONF_LOCKABLE, default=False): vol.Coerce(bool),
vol.Optional(CONF_UNIT_OF_MEASUREMENT, default=TEMP_CELSIUS):
vol.In(TEMP_CELSIUS, TEMP_FAHRENHEIT)
})

COVERS_SCHEMA = vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Required(CONF_ADDRESS): is_address,
Expand Down Expand Up @@ -124,6 +139,8 @@ def is_address(value):
cv.ensure_list, has_unique_connection_names, [CONNECTION_SCHEMA]),
vol.Optional(CONF_BINARY_SENSORS): vol.All(
cv.ensure_list, [BINARY_SENSORS_SCHEMA]),
vol.Optional(CONF_CLIMATES): vol.All(
cv.ensure_list, [CLIMATES_SCHEMA]),
vol.Optional(CONF_COVERS): vol.All(
cv.ensure_list, [COVERS_SCHEMA]),
vol.Optional(CONF_LIGHTS): vol.All(
Expand Down Expand Up @@ -184,6 +201,7 @@ async def async_setup(hass, config):

# load platforms
for component, conf_key in (('binary_sensor', CONF_BINARY_SENSORS),
('climate', CONF_CLIMATES),
('cover', CONF_COVERS),
('light', CONF_LIGHTS),
('sensor', CONF_SENSORS),
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138 changes: 138 additions & 0 deletions homeassistant/components/lcn/climate.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,138 @@
"""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, get_connection
from .const import (
CONF_CONNECTIONS, CONF_LOCKABLE, CONF_MAX_TEMP, CONF_MIN_TEMP,
CONF_SETPOINT, CONF_SOURCE, DATA_LCN)


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 = self.pypck.lcn_defs.Var[config[CONF_SOURCE]]
self.setpoint = self.pypck.lcn_defs.Var[config[CONF_SETPOINT]]
self.unit = self.pypck.lcn_defs.VarUnit.parse(
config[CONF_UNIT_OF_MEASUREMENT])

self.regulator_id = \
self.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 = True

self.support = const.SUPPORT_TARGET_TEMPERATURE
if self.is_lockable:
self.support |= const.SUPPORT_ON_OFF

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 self.support

@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 is_on(self):
"""Return true if the device is on."""
return self._is_on

@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_turn_on(self):
"""Turn on."""
self._is_on = True
self.address_connection.lock_regulator(self.regulator_id, False)
await self.async_update_ha_state()

async def async_turn_off(self):
"""Turn off."""
self._is_on = False
self.address_connection.lock_regulator(self.regulator_id, True)
self._target_temperature = None
await self.async_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)
await self.async_update_ha_state()

def input_received(self, input_obj):
"""Set temperature value when LCN input object is received."""
if not isinstance(input_obj, self.pypck.inputs.ModStatusVar):
return

if input_obj.get_var() == self.variable:
self._current_temperature = (
input_obj.get_value().to_var_unit(self.unit))
elif self._is_on and input_obj.get_var() == self.setpoint:
self._target_temperature = (
input_obj.get_value().to_var_unit(self.unit))

self.async_schedule_update_ha_state()
5 changes: 5 additions & 0 deletions homeassistant/components/lcn/const.py
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,11 @@
CONF_TRANSITION = 'transition'
CONF_MOTOR = 'motor'
CONF_SOURCE = 'source'
CONF_SETPOINT = 'setpoint'
CONF_LOCKABLE = 'lockable'
CONF_CLIMATES = 'climates'
CONF_MAX_TEMP = 'max_temp'
CONF_MIN_TEMP = 'min_temp'

DIM_MODES = ['STEPS50', 'STEPS200']

Expand Down

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