core/homeassistant/components/ihc/entity.py

94 lines
3.0 KiB
Python

"""Implementation of a base class for all IHC devices."""
import logging
from ihcsdk.ihccontroller import IHCController
from homeassistant.helpers.entity import Entity
from .const import CONF_INFO, DOMAIN
_LOGGER = logging.getLogger(__name__)
class IHCEntity(Entity):
"""Base class for all IHC devices.
All IHC devices have an associated IHC resource. IHCEntity handled the
registration of the IHC controller callback when the IHC resource changes.
Derived classes must implement the on_ihc_change method
"""
_attr_should_poll = False
def __init__(
self,
ihc_controller: IHCController,
controller_id: str,
name: str,
ihc_id: int,
product=None,
) -> None:
"""Initialize IHC attributes."""
self.ihc_controller = ihc_controller
self._name = name
self.ihc_id = ihc_id
self.controller_id = controller_id
self.device_id = None
self.suggested_area = None
if product:
self.ihc_name = product["name"]
self.ihc_note = product["note"]
self.ihc_position = product["position"]
self.suggested_area = product.get("group")
if "id" in product:
product_id = product["id"]
self.device_id = f"{controller_id}_{product_id }"
# this will name the device the same way as the IHC visual application: Product name + position
self.device_name = product["name"]
if self.ihc_position:
self.device_name += f" ({self.ihc_position})"
self.device_model = product["model"]
else:
self.ihc_name = ""
self.ihc_note = ""
self.ihc_position = ""
async def async_added_to_hass(self):
"""Add callback for IHC changes."""
_LOGGER.debug("Adding IHC entity notify event: %s", self.ihc_id)
self.ihc_controller.add_notify_event(self.ihc_id, self.on_ihc_change, True)
@property
def name(self):
"""Return the device name."""
return self._name
@property
def unique_id(self):
"""Return a unique ID."""
return f"{self.controller_id}-{self.ihc_id}"
@property
def extra_state_attributes(self):
"""Return the state attributes."""
if not self.hass.data[DOMAIN][self.controller_id][CONF_INFO]:
return {}
attributes = {
"ihc_id": self.ihc_id,
"ihc_name": self.ihc_name,
"ihc_note": self.ihc_note,
"ihc_position": self.ihc_position,
}
if len(self.hass.data[DOMAIN]) > 1:
# We only want to show the controller id if we have more than one
attributes["ihc_controller"] = self.controller_id
return attributes
def on_ihc_change(self, ihc_id, value):
"""Handle IHC resource change.
Derived classes must overwrite this to do device specific stuff.
"""
raise NotImplementedError