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Update sensor state before adding device (#14357)

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damarco 2018-05-11 07:32:16 +02:00 committed by Russell Cloran
parent 8fcf085829
commit ef8fc1f201
1 changed files with 14 additions and 1 deletions
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15
homeassistant/components/sensor/zha.py
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@ -25,7 +25,7 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
return return
sensor = yield from make_sensor(discovery_info) sensor = yield from make_sensor(discovery_info)
async_add_devices([sensor]) async_add_devices([sensor], update_before_add=True)
@asyncio.coroutine @asyncio.coroutine
@ -61,6 +61,11 @@ class Sensor(zha.Entity):
value_attribute = 0 value_attribute = 0
min_reportable_change = 1 min_reportable_change = 1
@property
def should_poll(self) -> bool:
"""State gets pushed from device."""
return False
@property @property
def state(self) -> str: def state(self) -> str:
"""Return the state of the entity.""" """Return the state of the entity."""
@ -75,6 +80,14 @@ class Sensor(zha.Entity):
self._state = value self._state = value
self.async_schedule_update_ha_state() self.async_schedule_update_ha_state()
async def async_update(self):
"""Retrieve latest state."""
result = await zha.safe_read(
list(self._in_clusters.values())[0],
[self.value_attribute]
)
self._state = result.get(self.value_attribute, self._state)
class TemperatureSensor(Sensor): class TemperatureSensor(Sensor):
"""ZHA temperature sensor.""" """ZHA temperature sensor."""