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"""Air Purifier adv parser."""
from __future__ import annotations
import struct
from ..const.air_purifier import AirPurifierMode, AirQualityLevel
def process_air_purifier(
data: bytes | None, mfr_data: bytes | None
) -> dict[str, bool | int]:
"""Process air purifier services data."""
if mfr_data is None:
return {}
device_data = mfr_data[6:]
_seq_num = device_data[0]
_isOn = bool(device_data[1] & 0b10000000)
_mode = device_data[1] & 0b00000111
_is_aqi_valid = bool(device_data[2] & 0b00000100)
_child_lock = bool(device_data[2] & 0b00000010)
_speed = device_data[3] & 0b01111111
_aqi_level = (device_data[4] & 0b00000110) >> 1
_aqi_level = AirQualityLevel(_aqi_level).name.lower()
_work_time = struct.unpack(">H", device_data[5:7])[0]
_err_code = device_data[7]
return {
"isOn": _isOn,
"mode": get_air_purifier_mode(_mode, _speed),
"isAqiValid": _is_aqi_valid,
"child_lock": _child_lock,
"speed": _speed,
"aqi_level": _aqi_level,
"filter element working time": _work_time,
"err_code": _err_code,
"sequence_number": _seq_num,
}
def get_air_purifier_mode(mode: int, speed: int) -> str | None:
if mode == 1:
if 0 <= speed <= 33:
return "level_1"
if 34 <= speed <= 66:
return "level_2"
return "level_3"
if 1 < mode <= 4:
mode += 2
return AirPurifierMode(mode).name.lower()
return None
|
