core/homeassistant/components/zwave/fan.py

99 lines
2.6 KiB
Python

"""Support for Z-Wave fans."""
import logging
import math
from homeassistant.core import callback
from homeassistant.components.fan import (
DOMAIN, FanEntity, SPEED_OFF, SPEED_LOW, SPEED_MEDIUM, SPEED_HIGH,
SUPPORT_SET_SPEED)
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from . import ZWaveDeviceEntity
_LOGGER = logging.getLogger(__name__)
SPEED_LIST = [SPEED_OFF, SPEED_LOW, SPEED_MEDIUM, SPEED_HIGH]
SUPPORTED_FEATURES = SUPPORT_SET_SPEED
# Value will first be divided to an integer
VALUE_TO_SPEED = {
0: SPEED_OFF,
1: SPEED_LOW,
2: SPEED_MEDIUM,
3: SPEED_HIGH,
}
SPEED_TO_VALUE = {
SPEED_OFF: 0,
SPEED_LOW: 1,
SPEED_MEDIUM: 50,
SPEED_HIGH: 99,
}
async def async_setup_platform(
hass, config, async_add_entities, discovery_info=None):
"""Old method of setting up Z-Wave fans."""
pass
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up Z-Wave Fan from Config Entry."""
@callback
def async_add_fan(fan):
"""Add Z-Wave Fan."""
async_add_entities([fan])
async_dispatcher_connect(hass, 'zwave_new_fan', async_add_fan)
def get_device(values, **kwargs):
"""Create Z-Wave entity device."""
return ZwaveFan(values)
class ZwaveFan(ZWaveDeviceEntity, FanEntity):
"""Representation of a Z-Wave fan."""
def __init__(self, values):
"""Initialize the Z-Wave fan device."""
ZWaveDeviceEntity.__init__(self, values, DOMAIN)
self.update_properties()
def update_properties(self):
"""Handle data changes for node values."""
value = math.ceil(self.values.primary.data * 3 / 100)
self._state = VALUE_TO_SPEED[value]
def set_speed(self, speed):
"""Set the speed of the fan."""
self.node.set_dimmer(
self.values.primary.value_id, SPEED_TO_VALUE[speed])
def turn_on(self, speed=None, **kwargs):
"""Turn the device on."""
if speed is None:
# Value 255 tells device to return to previous value
self.node.set_dimmer(self.values.primary.value_id, 255)
else:
self.set_speed(speed)
def turn_off(self, **kwargs):
"""Turn the device off."""
self.node.set_dimmer(self.values.primary.value_id, 0)
@property
def speed(self):
"""Return the current speed."""
return self._state
@property
def speed_list(self):
"""Get the list of available speeds."""
return SPEED_LIST
@property
def supported_features(self):
"""Flag supported features."""
return SUPPORTED_FEATURES