def __init__(self, data: bytes, protocolVersion: int = 1):
if len(data) != 16:
raise ValueError
self._startDate = OralBDate(data[0:4]).datetime
durationS = struct.unpack("<H", data[4:6])[0]
self._duration = timedelta(seconds=durationS)
self._eventCount = data[6]
self._prefMode = BrushMode(data[7])
durationS = struct.unpack("<H", data[8:10])[0]
self._timeUnderPressure = timedelta(seconds=durationS)
self._nPressure = data[10]
self._finalBatteryState = data[11]
if (protocolVersion == 1):
self._parseProtocolV1(data)
elif protocolVersion == 2 or protocolVersion == 3:
self._parseProtocolV2Or3(data)
elif protocolVersion == 4:
self._parseProtocolV4(data)
def test_fromDatetimeConvertToOralBDate(self):
byteSeq1 = b"\x00\x00\x00\x00"
date1 = datetime(year=2000, month=1, day=1)
oralb1 = OralBDate(byteSeq1)
self.assertEqual(oralb1.toBytes(), byteSeq1)
byteSeq2 = b"\x05\x00\x00\x00"
date2 = datetime(year=2000, month=1, day=1, second=5)
oralb2 = OralBDate(byteSeq2)
self.assertEqual(oralb2.toBytes(), byteSeq2)
def test_theConstructorThrowIfTheDataAreLessThan4Bytes(self):
with self.assertRaises(ValueError):
OralBDate(b"\x00")
def test_toByteReturnTheOriginalSequence(self):
byteSeq = b"\x01\x02\x03\x04"
date = OralBDate(byteSeq)
self.assertEqual(byteSeq, date.toBytes())
def test_theBytesAreInLittleEndian(self):
date = OralBDate(b"\x01\x00\x00\x00")
self.assertEqual(date.datetime,
datetime(year=2000, month=1, day=1, second=1))
def test_theBytesAreTheSecondAfter2000gen1(self):
date = OralBDate(b"\x00\x00\x00\x00")
self.assertEqual(date.datetime, datetime(year=2000, month=1, day=1))
def _parseProtocolV1(self, data: bytes):
self._lastCharge = OralBDate(data[12:16]).datetime
self._sessionId = -1
self._userId = 0
self._sessionTargetTime = -1
self._numberOfSectors = -1
def setCurrentTime(self, now=datetime.now()):
self._writeControl(0x37, 0x26)
date = OralBDate.fromDatetime(now)
self._currentDateChar.write(date.toBytes())
def readCurrentTime(self) -> datetime:
# self._writeControl(0x01,0x00) #seemsnot needed...
rawSecAfter2000 = self._currentDateChar.read()
return OralBDate(rawSecAfter2000).datetime