97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
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"""
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Support for INSTEON fans via PowerLinc Modem.
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For more details about this component, please refer to the documentation at
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https://home-assistant.io/components/fan.insteon_plm/
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"""
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import asyncio
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import logging
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from homeassistant.components.fan import (SPEED_OFF,
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SPEED_LOW,
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SPEED_MEDIUM,
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SPEED_HIGH,
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FanEntity,
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SUPPORT_SET_SPEED)
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from homeassistant.const import STATE_OFF
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from homeassistant.components.insteon_plm import InsteonPLMEntity
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DEPENDENCIES = ['insteon_plm']
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SPEED_TO_HEX = {SPEED_OFF: 0x00,
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SPEED_LOW: 0x3f,
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SPEED_MEDIUM: 0xbe,
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SPEED_HIGH: 0xff}
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FAN_SPEEDS = [STATE_OFF, SPEED_LOW, SPEED_MEDIUM, SPEED_HIGH]
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_LOGGER = logging.getLogger(__name__)
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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"""Set up the INSTEON PLM device class for the hass platform."""
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plm = hass.data['insteon_plm']
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address = discovery_info['address']
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device = plm.devices[address]
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state_key = discovery_info['state_key']
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_LOGGER.debug('Adding device %s entity %s to Fan platform',
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device.address.hex, device.states[state_key].name)
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new_entity = InsteonPLMFan(device, state_key)
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async_add_devices([new_entity])
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class InsteonPLMFan(InsteonPLMEntity, FanEntity):
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"""An INSTEON fan component."""
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@property
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def speed(self) -> str:
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"""Return the current speed."""
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return self._hex_to_speed(self._insteon_device_state.value)
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@property
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def speed_list(self) -> list:
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"""Get the list of available speeds."""
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return FAN_SPEEDS
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@property
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def supported_features(self) -> int:
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"""Flag supported features."""
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return SUPPORT_SET_SPEED
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@asyncio.coroutine
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def async_turn_on(self, speed: str = None, **kwargs) -> None:
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"""Turn on the entity."""
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if speed is None:
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speed = SPEED_MEDIUM
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yield from self.async_set_speed(speed)
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@asyncio.coroutine
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def async_turn_off(self, **kwargs) -> None:
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"""Turn off the entity."""
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yield from self.async_set_speed(SPEED_OFF)
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@asyncio.coroutine
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def async_set_speed(self, speed: str) -> None:
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"""Set the speed of the fan."""
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fan_speed = SPEED_TO_HEX[speed]
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if fan_speed == 0x00:
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self._insteon_device_state.off()
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else:
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self._insteon_device_state.set_level(fan_speed)
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@staticmethod
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def _hex_to_speed(speed: int):
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hex_speed = SPEED_OFF
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if speed > 0xfe:
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hex_speed = SPEED_HIGH
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elif speed > 0x7f:
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hex_speed = SPEED_MEDIUM
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elif speed > 0:
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hex_speed = SPEED_LOW
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return hex_speed
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