51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
#
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# Functions specific to the K750 solar keyboard.
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#
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import logging
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from struct import unpack as _unpack
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from .constants import (STATUS, PROPS)
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from ..unifying_receiver.constants import FEATURE
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from ..unifying_receiver import api as _api
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#
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#
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#
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_CHARGE_LEVELS = (10, 25, 256)
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def _charge_status(data, hasLux=False):
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charge, lux = _unpack('!BH', data[2:5])
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for i in range(0, len(_CHARGE_LEVELS)):
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if charge < _CHARGE_LEVELS[i]:
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charge_index = i
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break
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return 0x10 << charge_index, {
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PROPS.BATTERY_LEVEL: charge,
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PROPS.LIGHT_LEVEL: lux if hasLux else None,
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}
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def request_status(devinfo):
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reply = _api.request(devinfo.handle, devinfo.number,
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feature=FEATURE.SOLAR_CHARGE, function=b'\x03', params=b'\x78\x01',
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features=devinfo.features)
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if reply is None:
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return STATUS.UNAVAILABLE
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def process_event(devinfo, data):
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if data[:2] == b'\x09\x00' and data[7:11] == b'GOOD':
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# usually sent after the keyboard is turned on or just connected
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return _charge_status(data)
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if data[:2] == b'\x09\x10' and data[7:11] == b'GOOD':
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# regular solar charge events
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return _charge_status(data, True)
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if data[:2] == b'\x09\x20' and data[7:11] == b'GOOD':
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logging.debug("Solar key pressed")
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return request_status(devinfo) or _charge_status(data)
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