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"""Meter parser."""
from __future__ import annotations
import struct
from typing import Any
from ..helpers import celsius_to_fahrenheit
CO2_UNPACK = struct.Struct(">H").unpack_from
def process_wosensorth(data: bytes | None, mfr_data: bytes | None) -> dict[str, Any]:
"""Process woSensorTH/Temp sensor services data."""
temp_data: bytes | None = None
battery: bytes | None = None
if mfr_data:
temp_data = mfr_data[8:11]
if data:
if not temp_data:
temp_data = data[3:6]
battery = data[2] & 0b01111111
if not temp_data:
return {}
_temp_sign = 1 if temp_data[1] & 0b10000000 else -1
_temp_c = _temp_sign * (
(temp_data[1] & 0b01111111) + ((temp_data[0] & 0b00001111) / 10)
)
_temp_f = celsius_to_fahrenheit(_temp_c)
_temp_f = (_temp_f * 10) / 10
humidity = temp_data[2] & 0b01111111
if _temp_c == 0 and humidity == 0 and battery == 0:
return {}
return {
# Data should be flat, but we keep the original structure for now
"temp": {"c": _temp_c, "f": _temp_f},
"temperature": _temp_c,
"fahrenheit": bool(temp_data[2] & 0b10000000),
"humidity": humidity,
"battery": battery,
}
def process_wosensorth_c(data: bytes | None, mfr_data: bytes | None) -> dict[str, Any]:
"""Process woSensorTH/Temp sensor services data with CO2."""
_wosensorth_data = process_wosensorth(data, mfr_data)
if _wosensorth_data and mfr_data and len(mfr_data) >= 15:
co2_data = mfr_data[13:15]
_wosensorth_data["co2"] = CO2_UNPACK(co2_data)[0]
return _wosensorth_data
|
