def test_datetime():
# Todo: remove this test once we go >= OH3.1
# Old format
assert map_item('test1', 'DateTime', '2018-11-19T09:47:38.284+0000', frozenset(), frozenset(), {}) == \
DatetimeItem('test', datetime(2018, 11, 19, 9, 47, 38, 284000)) or \
DatetimeItem('test', datetime(2018, 11, 19, 10, 47, 38, 284000))
# From >= OH3.1
assert map_item('test1', 'DateTime', '2021-04-10T21:00:43.043996+0000', frozenset(), frozenset(), {}) == \
DatetimeItem('test', datetime(2021, 4, 10, 21, 0, 43, 43996)) or \
DatetimeItem('test', datetime(2021, 4, 10, 23, 0, 43, 43996))
def change_item(self):
with OpenhabTmpItem(None, 'Number') as tmpitem:
NumberItem.get_item(tmpitem.name)
create_item('String', tmpitem.name)
EventWaiter(tmpitem.name, ItemUpdatedEvent(tmpitem.name, 'String'), 2, False)
StringItem.get_item(tmpitem.name)
create_item('DateTime', tmpitem.name)
EventWaiter(tmpitem.name, ItemUpdatedEvent(tmpitem.name, 'DateTime'), 2, False)
DatetimeItem.get_item(tmpitem.name)
def change_item(self):
with OpenhabTmpItem('Number') as tmpitem:
NumberItem.get_item(tmpitem.name)
with EventWaiter(tmpitem.name, ItemUpdatedEvent, 2) as e:
create_item('String', tmpitem.name)
e.wait_for_event(type='String', name=tmpitem.name)
StringItem.get_item(tmpitem.name)
with EventWaiter(tmpitem.name, ItemUpdatedEvent, 2) as e:
create_item('DateTime', tmpitem.name)
e.wait_for_event(type='DateTime', name=tmpitem.name)
DatetimeItem.get_item(tmpitem.name)
def __init__(self):
super().__init__()
# get items
test_contact = ContactItem.get_item('TestContact')
test_date_time = DatetimeItem.get_item('TestDateTime')
test_switch = SwitchItem.get_item('TestSwitch')
# Trigger on item updates
test_contact.listen_event(self.item_state_update, ItemStateEvent)
test_date_time.listen_event(self.item_state_update, ValueUpdateEvent)
# Trigger on item changes
test_contact.listen_event(self.item_state_change, ItemStateChangedEvent)
test_date_time.listen_event(self.item_state_change, ValueChangeEvent)
# Trigger on item commands
test_switch.listen_event(self.item_command, ItemCommandEvent)
def map_items(name, openhab_type: str, openhab_value: str):
assert isinstance(openhab_type, str), type(openhab_type)
assert isinstance(openhab_value, str), type(openhab_value)
value: typing.Optional[str] = openhab_value
if openhab_value == 'NULL' or openhab_value == 'UNDEF':
value = None
# Quantity types are like this: Number:Temperature and have a unit set: "12.3 °C".
# We have to remove the dimension from the type and remove the unit from the value
if ':' in openhab_type:
openhab_type = openhab_type[:openhab_type.find(':')]
# if the item is not initialized its None and has no dimension
if value is not None:
value, _ = QuantityValue.split_unit(value)
# Specific classes
if openhab_type == "Switch":
return SwitchItem(name, value)
if openhab_type == "String":
return StringItem(name, value)
if openhab_type == "Contact":
return ContactItem(name, value)
if openhab_type == "Rollershutter":
if value is None:
return RollershutterItem(name, value)
return RollershutterItem(name, float(value))
if openhab_type == "Dimmer":
return DimmerItem(name, value)
if openhab_type == "Number":
if value is None:
return NumberItem(name, value)
# Number items can be int or float
try:
return NumberItem(name, int(value))
except ValueError:
return NumberItem(name, float(value))
if openhab_type == "DateTime":
if value is None:
return DatetimeItem(name, value)
dt = datetime.datetime.strptime(value.replace('+', '000+'),
'%Y-%m-%dT%H:%M:%S.%f%z')
# all datetimes from openhab have a timezone set so we can't easily compare them
# --> TypeError: can't compare offset-naive and offset-aware datetimes
dt = dt.astimezone(
tz=None) # Changes datetime object so it uses system timezone
dt = dt.replace(tzinfo=None) # Removes timezone awareness
return DatetimeItem(name, dt)
if openhab_type == "Color":
if value is None:
return ColorItem(name)
return ColorItem(name, *(float(k) for k in value.split(',')))
if openhab_type == "Location":
return LocationItem(name, value)
if openhab_type == "Player":
return PlayerItem(name, value)
if openhab_type == "Group":
return GroupItem(name, value)
if openhab_type == "Image":
img = ImageItem(name)
if value is None:
return img
img.set_value(RawValue(value))
return img
raise ValueError(f'Unknown Openhab type: {openhab_type}')
def map_item(name: str, type: str, value: Optional[str],
tags: FrozenSet[str], groups: FrozenSet[str], metadata: Optional[Dict[str, Dict[str, Any]]]) -> \
Optional['HABApp.openhab.items.OpenhabItem']:
try:
assert isinstance(type, str)
assert value is None or isinstance(value, str)
if value == 'NULL' or value == 'UNDEF':
value = None
# map Metadata
if metadata is not None:
meta = Map({k: MetaData(v['value'], Map(v.get('config', {}))) for k, v in metadata.items()})
else:
meta = Map()
# Quantity types are like this: Number:Temperature and have a unit set: "12.3 °C".
# We have to remove the dimension from the type and remove the unit from the value
if ':' in type:
type, dimension = type.split(':')
# if the item is not initialized its None and has no dimension
if value is not None:
value, _ = QuantityValue.split_unit(value)
# Specific classes
if type == "Switch":
return SwitchItem(name, value, tags=tags, groups=groups, metadata=meta)
if type == "String":
return StringItem(name, value, tags=tags, groups=groups, metadata=meta)
if type == "Contact":
return ContactItem(name, value, tags=tags, groups=groups, metadata=meta)
if type == "Rollershutter":
if value is None:
return RollershutterItem(name, value, tags=tags, groups=groups, metadata=meta)
return RollershutterItem(name, float(value), tags=tags, groups=groups, metadata=meta)
if type == "Dimmer":
if value is None:
return DimmerItem(name, value, tags=tags, groups=groups, metadata=meta)
return DimmerItem(name, float(value), tags=tags, groups=groups, metadata=meta)
if type == "Number":
if value is None:
return NumberItem(name, value, tags=tags, groups=groups, metadata=meta)
# Number items can be int or float
try:
return NumberItem(name, int(value), tags=tags, groups=groups, metadata=meta)
except ValueError:
return NumberItem(name, float(value), tags=tags, groups=groups, metadata=meta)
if type == "DateTime":
if value is None:
return DatetimeItem(name, value, tags=tags, groups=groups, metadata=meta)
# Todo: remove this once we go >= OH3.1
# Previous OH versions used a datetime string like this:
# 2018-11-19T09:47:38.284+0100
# OH 3.1 uses
# 2021-04-10T22:00:43.043996+0200
if len(value) == 28:
value = value.replace('+', '000+')
dt = datetime.datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%f%z')
# all datetimes from openhab have a timezone set so we can't easily compare them
# --> TypeError: can't compare offset-naive and offset-aware datetimes
dt = dt.astimezone(tz=None) # Changes datetime object so it uses system timezone
dt = dt.replace(tzinfo=None) # Removes timezone awareness
return DatetimeItem(name, dt, tags=tags, groups=groups, metadata=meta)
if type == "Color":
if value is None:
return ColorItem(name, tags=tags, groups=groups, metadata=meta)
return ColorItem(name, *(float(k) for k in value.split(',')), tags=tags, groups=groups, metadata=meta)
if type == "Image":
img = ImageItem(name, tags=tags, groups=groups, metadata=meta)
if value is None:
return img
img.set_value(RawValue(value))
return img
if type == "Group":
return GroupItem(name, value, tags=tags, groups=groups, metadata=meta)
if type == "Location":
return LocationItem(name, value, tags=tags, groups=groups, metadata=meta)
if type == "Player":
return PlayerItem(name, value, tags=tags, groups=groups, metadata=meta)
raise ValueError(f'Unknown Openhab type: {type} for {name}')
except Exception as e:
process_exception('map_items', e, logger=log)
return None