mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
"""Support for KNX/IP numeric values."""
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from __future__ import annotations
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from typing import cast
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from xknx import XKNX
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from xknx.devices import NumericValue
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from homeassistant import config_entries
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from homeassistant.components.number import RestoreNumber
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from homeassistant.const import (
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CONF_ENTITY_CATEGORY,
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CONF_MODE,
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CONF_NAME,
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CONF_TYPE,
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STATE_UNAVAILABLE,
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STATE_UNKNOWN,
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Platform,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType
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from .const import (
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CONF_RESPOND_TO_READ,
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CONF_STATE_ADDRESS,
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DATA_KNX_CONFIG,
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DOMAIN,
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KNX_ADDRESS,
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)
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from .knx_entity import KnxEntity
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from .schema import NumberSchema
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: config_entries.ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up number(s) for KNX platform."""
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xknx: XKNX = hass.data[DOMAIN].xknx
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config: list[ConfigType] = hass.data[DATA_KNX_CONFIG][Platform.NUMBER]
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async_add_entities(KNXNumber(xknx, entity_config) for entity_config in config)
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def _create_numeric_value(xknx: XKNX, config: ConfigType) -> NumericValue:
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"""Return a KNX NumericValue to be used within XKNX."""
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return NumericValue(
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xknx,
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name=config[CONF_NAME],
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group_address=config[KNX_ADDRESS],
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group_address_state=config.get(CONF_STATE_ADDRESS),
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respond_to_read=config[CONF_RESPOND_TO_READ],
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value_type=config[CONF_TYPE],
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)
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class KNXNumber(KnxEntity, RestoreNumber):
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"""Representation of a KNX number."""
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_device: NumericValue
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def __init__(self, xknx: XKNX, config: ConfigType) -> None:
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"""Initialize a KNX number."""
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super().__init__(_create_numeric_value(xknx, config))
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self._attr_native_max_value = config.get(
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NumberSchema.CONF_MAX,
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self._device.sensor_value.dpt_class.value_max,
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)
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self._attr_native_min_value = config.get(
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NumberSchema.CONF_MIN,
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self._device.sensor_value.dpt_class.value_min,
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)
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self._attr_mode = config[CONF_MODE]
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self._attr_native_step = config.get(
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NumberSchema.CONF_STEP,
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self._device.sensor_value.dpt_class.resolution,
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)
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self._attr_entity_category = config.get(CONF_ENTITY_CATEGORY)
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self._attr_unique_id = str(self._device.sensor_value.group_address)
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self._attr_native_unit_of_measurement = self._device.unit_of_measurement()
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self._device.sensor_value.value = max(0, self._attr_native_min_value)
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async def async_added_to_hass(self) -> None:
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"""Restore last state."""
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await super().async_added_to_hass()
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if (
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not self._device.sensor_value.readable
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and (last_state := await self.async_get_last_state())
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and (last_number_data := await self.async_get_last_number_data())
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):
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if last_state.state not in (STATE_UNKNOWN, STATE_UNAVAILABLE):
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self._device.sensor_value.value = last_number_data.native_value
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@property
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def native_value(self) -> float:
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"""Return the entity value to represent the entity state."""
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# self._device.sensor_value.value is set in __init__ so it is never None
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return cast(float, self._device.resolve_state())
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async def async_set_native_value(self, value: float) -> None:
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"""Set new value."""
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await self._device.set(value)
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