core/homeassistant/components/fan/isy994.py

125 lines
3.9 KiB
Python

"""
Support for ISY994 fans.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/fan.isy994/
"""
import logging
from typing import Callable
from homeassistant.components.fan import (FanEntity, DOMAIN, SPEED_OFF,
SPEED_LOW, SPEED_MEDIUM,
SPEED_HIGH)
import homeassistant.components.isy994 as isy
from homeassistant.const import STATE_UNKNOWN, STATE_ON, STATE_OFF
from homeassistant.helpers.typing import ConfigType
_LOGGER = logging.getLogger(__name__)
VALUE_TO_STATE = {
0: SPEED_OFF,
63: SPEED_LOW,
64: SPEED_LOW,
190: SPEED_MEDIUM,
191: SPEED_MEDIUM,
255: SPEED_HIGH,
}
STATE_TO_VALUE = {}
for key in VALUE_TO_STATE:
STATE_TO_VALUE[VALUE_TO_STATE[key]] = key
STATES = [SPEED_OFF, SPEED_LOW, 'med', SPEED_HIGH]
# pylint: disable=unused-argument
def setup_platform(hass, config: ConfigType,
add_devices: Callable[[list], None], discovery_info=None):
"""Setup the ISY994 fan platform."""
if isy.ISY is None or not isy.ISY.connected:
_LOGGER.error('A connection has not been made to the ISY controller.')
return False
devices = []
for node in isy.filter_nodes(isy.NODES, states=STATES):
devices.append(ISYFanDevice(node))
for program in isy.PROGRAMS.get(DOMAIN, []):
try:
status = program[isy.KEY_STATUS]
actions = program[isy.KEY_ACTIONS]
assert actions.dtype == 'program', 'Not a program'
except (KeyError, AssertionError):
pass
else:
devices.append(ISYFanProgram(program.name, status, actions))
add_devices(devices)
class ISYFanDevice(isy.ISYDevice, FanEntity):
"""Representation of an ISY994 fan device."""
def __init__(self, node) -> None:
"""Initialize the ISY994 fan device."""
isy.ISYDevice.__init__(self, node)
@property
def speed(self) -> str:
"""Return the current speed."""
return self.state
@property
def state(self) -> str:
"""Get the state of the ISY994 fan device."""
return VALUE_TO_STATE.get(self.value, STATE_UNKNOWN)
def set_speed(self, speed: str) -> None:
"""Send the set speed command to the ISY994 fan device."""
if not self._node.on(val=STATE_TO_VALUE.get(speed, 0)):
_LOGGER.debug('Unable to set fan speed')
else:
self.speed = self.state
def turn_on(self, speed: str=None, **kwargs) -> None:
"""Send the turn on command to the ISY994 fan device."""
self.set_speed(speed)
def turn_off(self, **kwargs) -> None:
"""Send the turn off command to the ISY994 fan device."""
if not self._node.off():
_LOGGER.debug('Unable to set fan speed')
else:
self.speed = self.state
class ISYFanProgram(ISYFanDevice):
"""Representation of an ISY994 fan program."""
def __init__(self, name: str, node, actions) -> None:
"""Initialize the ISY994 fan program."""
ISYFanDevice.__init__(self, node)
self._name = name
self._actions = actions
self.speed = STATE_ON if self.is_on else STATE_OFF
@property
def state(self) -> str:
"""Get the state of the ISY994 fan program."""
return STATE_ON if bool(self.value) else STATE_OFF
def turn_off(self, **kwargs) -> None:
"""Send the turn on command to ISY994 fan program."""
if not self._actions.runThen():
_LOGGER.error('Unable to open the cover')
else:
self.speed = STATE_ON if self.is_on else STATE_OFF
def turn_on(self, **kwargs) -> None:
"""Send the turn off command to ISY994 fan program."""
if not self._actions.runElse():
_LOGGER.error('Unable to close the cover')
else:
self.speed = STATE_ON if self.is_on else STATE_OFF