e02d5e7ff1
* Added IHC platform * Updated requirements for IHC platform * Exclude IHC from test * Correcting flake8 issues * Fixing more flake8 issues * Fixed flake8 issues * Fixing pylint issues * Fixed flake8 issues * Changes from PR review. * STATE_UNKNOWN changed to None * Spelling mistake in comment * Added IHC platform * Updated requirements for IHC platform * Exclude IHC from test * Correcting flake8 issues * Fixing more flake8 issues * Fixed flake8 issues * Fixing pylint issues * Fixed flake8 issues * Changes from PR review. * STATE_UNKNOWN changed to None * Spelling mistake in comment * Updated requirements_all.txt with gen_requirements_app.py * Pylint fix: No space allowed around keyword argument assignment * PR review changes * Moved auto setup from platforms to ihc component * Do no auto setup if there are no IHC products found * Changes from PR review
65 lines
1.9 KiB
Python
65 lines
1.9 KiB
Python
"""Implements a base class for all IHC devices."""
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import asyncio
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from xml.etree.ElementTree import Element
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from homeassistant.helpers.entity import Entity
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class IHCDevice(Entity):
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"""Base class for all ihc devices.
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All IHC devices have an associated IHC resource. IHCDevice handled the
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registration of the IHC controller callback when the IHC resource changes.
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Derived classes must implement the on_ihc_change method
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"""
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def __init__(self, ihc_controller, name, ihc_id: int, info: bool,
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product: Element=None):
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"""Initialize IHC attributes."""
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self.ihc_controller = ihc_controller
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self._name = name
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self.ihc_id = ihc_id
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self.info = info
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if product:
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self.ihc_name = product.attrib['name']
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self.ihc_note = product.attrib['note']
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self.ihc_position = product.attrib['position']
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else:
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self.ihc_name = ''
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self.ihc_note = ''
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self.ihc_position = ''
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@asyncio.coroutine
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def async_added_to_hass(self):
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"""Add callback for ihc changes."""
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self.ihc_controller.add_notify_event(
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self.ihc_id, self.on_ihc_change, True)
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@property
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def should_poll(self) -> bool:
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"""No polling needed for ihc devices."""
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return False
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@property
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def name(self):
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"""Return the device name."""
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return self._name
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@property
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def device_state_attributes(self):
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"""Return the state attributes."""
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if not self.info:
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return {}
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return {
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'ihc_id': self.ihc_id,
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'ihc_name': self.ihc_name,
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'ihc_note': self.ihc_note,
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'ihc_position': self.ihc_position
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}
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def on_ihc_change(self, ihc_id, value):
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"""Callback when ihc resource changes.
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Derived classes must overwrite this to do device specific stuff.
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"""
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raise NotImplementedError
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