pommi/python-itho-wpu
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refactor: put datatype formatting in a separate function

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Pim van den Berg 2023-07-10 20:46:39 +02:00
parent a1f8328b50
commit da3b873174
1 changed files with 33 additions and 22 deletions
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55
itho-wpu.py
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@ -259,35 +259,46 @@ def process_datalog(response, wpu):
measurements = {}
for d in datalog:
if d.type == 0x0 or d.type == 0xC:
m = message[d.index : d.index + 1] # noqa: E203
num = int(m[0], 0)
elif d.type == 0x10:
m = message[d.index : d.index + 2] # noqa: E203
num = (int(m[0], 0) << 8) + int(m[1], 0)
elif d.type == 0x12:
m = message[d.index : d.index + 2] # noqa: E203
num = round((int(m[0], 0) << 8) + int(m[1], 0) / 100, 2)
elif d.type == 0x90:
m = message[d.index : d.index + 2] # noqa: E203
num = (int(m[0], 0) << 8) + int(m[1], 0)
if num >= 32768:
num -= 65536
elif d.type == 0x92:
m = message[d.index : d.index + 2] # noqa: E203
num = (int(m[0], 0) << 8) + int(m[1], 0)
if num >= 32768:
num -= 65536
num = round(num / 100, 2)
length = 1
elif d.type == 0x10 or d.type == 0x12 or d.type == 0x90 or d.type == 0x92:
length = 2
elif d.type == 0x20:
m = message[d.index : d.index + 4] # noqa: E203
num = (int(m[0], 0) << 24) + (int(m[1], 0) << 16) + (int(m[2], 0) << 8) + int(m[3], 0)
length = 4
else:
logger.error(f"Unknown message type for datalog {d.name}: {d.type}")
logger.error(f"Unknown message type for datalog {d.label}: {d.type}")
num = format_datatype(d.label, message[d.index : d.index + length], d.type) # noqa: E203
logger.info(f"{d.description}: {num}")
measurements[d.label] = num
return measurements
def format_datatype(name, m, dt):
num = None
if type(dt) is str:
dt = int(dt, 0)
if dt == 0x0 or dt == 0xC:
num = int(m[-1], 0)
elif dt == 0x10:
num = (int(m[-2], 0) << 8) + int(m[-1], 0)
elif dt == 0x12:
num = round((int(m[-2], 0) << 8) + int(m[-1], 0) / 100, 2)
elif dt == 0x90:
num = (int(m[-2], 0) << 8) + int(m[-1], 0)
if num >= 32768:
num -= 65536
elif dt == 0x92:
num = (int(m[-2], 0) << 8) + int(m[-1], 0)
if num >= 32768:
num -= 65536
num = round(num / 100, 2)
elif dt == 0x20:
num = (int(m[-4], 0) << 24) + (int(m[-3], 0) << 16) + (int(m[-2], 0) << 8) + int(m[-1], 0)
else:
logger.error(f"Unknown datatype for '{name}': 0x{dt:X}")
return num
if __name__ == "__main__":
args = parse_args()