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Add common power configuration cluster #168

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Sep 28, 2019
Merged

Add common power configuration cluster #168

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31 changes: 31 additions & 0 deletions zhaquirks/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,37 @@ def _update_attribute(self, attrid, value):
super()._update_attribute(attrid, value)


class PowerConfigurationCluster(CustomCluster, PowerConfiguration):
"""Common use power configuration cluster."""

cluster_id = PowerConfiguration.cluster_id
BATTERY_VOLTAGE_ATTR = 0x0020
BATTERY_PERCENTAGE_REMAINING = 0x0021
MIN_VOLTS = 2.1
MAX_VOLTS = 3.2

def _update_attribute(self, attrid, value):
super()._update_attribute(attrid, value)
if attrid == self.BATTERY_VOLTAGE_ATTR:
super()._update_attribute(
self.BATTERY_PERCENTAGE_REMAINING,
self._calculate_battery_percentage(value),
)

def _calculate_battery_percentage(self, raw_value):
if raw_value in (0, 255):
return -1
volts = raw_value / 10
if volts < self.MIN_VOLTS:
volts = self.MIN_VOLTS
elif volts > self.MAX_VOLTS:
volts = self.MAX_VOLTS

percent = ((volts - self.MIN_VOLTS) / (self.MAX_VOLTS - self.MIN_VOLTS)) * 200

return round(min(200, percent), 2)


NAME = __name__
PATH = __path__
for importer, modname, ispkg in pkgutil.walk_packages(path=PATH, prefix=NAME + "."):
Expand Down