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Restore isy light brightness after off (#34320)

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J. Nick Koston 2020-04-16 19:26:34 -05:00 committed by GitHub
parent eaa73ef0c7
commit b9e882fd5e
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1 changed files with 14 additions and 0 deletions
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14
homeassistant/components/isy994/light.py
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@ -24,6 +24,11 @@ def setup_platform(
class ISYLightDevice(ISYDevice, Light): class ISYLightDevice(ISYDevice, Light):
"""Representation of an ISY994 light device.""" """Representation of an ISY994 light device."""
def __init__(self, node) -> None:
"""Initialize the ISY994 light device."""
super().__init__(node)
self._last_brightness = self.brightness
@property @property
def is_on(self) -> bool: def is_on(self) -> bool:
"""Get whether the ISY994 light is on.""" """Get whether the ISY994 light is on."""
@ -38,12 +43,21 @@ class ISYLightDevice(ISYDevice, Light):
def turn_off(self, **kwargs) -> None: def turn_off(self, **kwargs) -> None:
"""Send the turn off command to the ISY994 light device.""" """Send the turn off command to the ISY994 light device."""
self._last_brightness = self.brightness
if not self._node.off(): if not self._node.off():
_LOGGER.debug("Unable to turn off light") _LOGGER.debug("Unable to turn off light")
def on_update(self, event: object) -> None:
"""Save brightness in the update event from the ISY994 Node."""
if not self.is_unknown() and self.value != 0:
self._last_brightness = self.value
super().on_update(event)
# pylint: disable=arguments-differ # pylint: disable=arguments-differ
def turn_on(self, brightness=None, **kwargs) -> None: def turn_on(self, brightness=None, **kwargs) -> None:
"""Send the turn on command to the ISY994 light device.""" """Send the turn on command to the ISY994 light device."""
if brightness is None and self._last_brightness is not None:
brightness = self._last_brightness
if not self._node.on(val=brightness): if not self._node.on(val=brightness):
_LOGGER.debug("Unable to turn on light") _LOGGER.debug("Unable to turn on light")