core/homeassistant/components/template/number.py

260 lines
8.1 KiB
Python

"""Support for numbers which integrates with other components."""
from __future__ import annotations
import logging
from typing import TYPE_CHECKING, Any
import voluptuous as vol
from homeassistant.components.number import (
ATTR_VALUE,
DEFAULT_MAX_VALUE,
DEFAULT_MIN_VALUE,
DEFAULT_STEP,
DOMAIN as NUMBER_DOMAIN,
ENTITY_ID_FORMAT,
NumberEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_NAME, CONF_STATE, CONF_UNIT_OF_MEASUREMENT
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers import config_validation as cv, template
from homeassistant.helpers.entity_platform import (
AddConfigEntryEntitiesCallback,
AddEntitiesCallback,
)
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from . import TriggerUpdateCoordinator
from .const import CONF_MAX, CONF_MIN, CONF_STEP, DOMAIN
from .entity import AbstractTemplateEntity
from .helpers import (
async_setup_template_entry,
async_setup_template_platform,
async_setup_template_preview,
)
from .template_entity import (
TEMPLATE_ENTITY_COMMON_CONFIG_ENTRY_SCHEMA,
TEMPLATE_ENTITY_OPTIMISTIC_SCHEMA,
TemplateEntity,
make_template_entity_common_modern_schema,
)
from .trigger_entity import TriggerEntity
_LOGGER = logging.getLogger(__name__)
CONF_SET_VALUE = "set_value"
DEFAULT_NAME = "Template Number"
DEFAULT_OPTIMISTIC = False
NUMBER_COMMON_SCHEMA = vol.Schema(
{
vol.Optional(CONF_MAX, default=DEFAULT_MAX_VALUE): cv.template,
vol.Optional(CONF_MIN, default=DEFAULT_MIN_VALUE): cv.template,
vol.Required(CONF_SET_VALUE): cv.SCRIPT_SCHEMA,
vol.Optional(CONF_STATE): cv.template,
vol.Optional(CONF_STEP, default=DEFAULT_STEP): cv.template,
vol.Optional(CONF_UNIT_OF_MEASUREMENT): cv.string,
}
).extend(make_template_entity_common_modern_schema(DEFAULT_NAME).schema)
NUMBER_YAML_SCHEMA = NUMBER_COMMON_SCHEMA.extend(
TEMPLATE_ENTITY_OPTIMISTIC_SCHEMA
).extend(make_template_entity_common_modern_schema(DEFAULT_NAME).schema)
NUMBER_CONFIG_ENTRY_SCHEMA = NUMBER_COMMON_SCHEMA.extend(
TEMPLATE_ENTITY_COMMON_CONFIG_ENTRY_SCHEMA.schema
)
async def async_setup_platform(
hass: HomeAssistant,
config: ConfigType,
async_add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the template number."""
await async_setup_template_platform(
hass,
NUMBER_DOMAIN,
config,
StateNumberEntity,
TriggerNumberEntity,
async_add_entities,
discovery_info,
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Initialize config entry."""
await async_setup_template_entry(
hass,
config_entry,
async_add_entities,
StateNumberEntity,
NUMBER_CONFIG_ENTRY_SCHEMA,
)
@callback
def async_create_preview_number(
hass: HomeAssistant, name: str, config: dict[str, Any]
) -> StateNumberEntity:
"""Create a preview number."""
return async_setup_template_preview(
hass, name, config, StateNumberEntity, NUMBER_CONFIG_ENTRY_SCHEMA
)
class AbstractTemplateNumber(AbstractTemplateEntity, NumberEntity):
"""Representation of a template number features."""
_entity_id_format = ENTITY_ID_FORMAT
_optimistic_entity = True
# The super init is not called because TemplateEntity and TriggerEntity will call AbstractTemplateEntity.__init__.
# This ensures that the __init__ on AbstractTemplateEntity is not called twice.
def __init__(self, config: dict[str, Any]) -> None: # pylint: disable=super-init-not-called
"""Initialize the features."""
self._step_template = config[CONF_STEP]
self._min_template = config[CONF_MIN]
self._max_template = config[CONF_MAX]
self._attr_native_unit_of_measurement = config.get(CONF_UNIT_OF_MEASUREMENT)
self._attr_native_step = DEFAULT_STEP
self._attr_native_min_value = DEFAULT_MIN_VALUE
self._attr_native_max_value = DEFAULT_MAX_VALUE
async def async_set_native_value(self, value: float) -> None:
"""Set value of the number."""
if self._attr_assumed_state:
self._attr_native_value = value
self.async_write_ha_state()
if set_value := self._action_scripts.get(CONF_SET_VALUE):
await self.async_run_script(
set_value,
run_variables={ATTR_VALUE: value},
context=self._context,
)
class StateNumberEntity(TemplateEntity, AbstractTemplateNumber):
"""Representation of a template number."""
_attr_should_poll = False
def __init__(
self,
hass: HomeAssistant,
config: ConfigType,
unique_id: str | None,
) -> None:
"""Initialize the number."""
TemplateEntity.__init__(self, hass, config, unique_id)
AbstractTemplateNumber.__init__(self, config)
name = self._attr_name
if TYPE_CHECKING:
assert name is not None
self.add_script(CONF_SET_VALUE, config[CONF_SET_VALUE], name, DOMAIN)
@callback
def _async_setup_templates(self) -> None:
"""Set up templates."""
if self._template is not None:
self.add_template_attribute(
"_attr_native_value",
self._template,
vol.Coerce(float),
none_on_template_error=True,
)
if self._step_template is not None:
self.add_template_attribute(
"_attr_native_step",
self._step_template,
vol.Coerce(float),
none_on_template_error=True,
)
if self._min_template is not None:
self.add_template_attribute(
"_attr_native_min_value",
self._min_template,
validator=vol.Coerce(float),
none_on_template_error=True,
)
if self._max_template is not None:
self.add_template_attribute(
"_attr_native_max_value",
self._max_template,
validator=vol.Coerce(float),
none_on_template_error=True,
)
super()._async_setup_templates()
class TriggerNumberEntity(TriggerEntity, AbstractTemplateNumber):
"""Number entity based on trigger data."""
domain = NUMBER_DOMAIN
def __init__(
self,
hass: HomeAssistant,
coordinator: TriggerUpdateCoordinator,
config: dict,
) -> None:
"""Initialize the entity."""
TriggerEntity.__init__(self, hass, coordinator, config)
AbstractTemplateNumber.__init__(self, config)
for key in (
CONF_STATE,
CONF_STEP,
CONF_MIN,
CONF_MAX,
):
if isinstance(config.get(key), template.Template):
self._to_render_simple.append(key)
self._parse_result.add(key)
self.add_script(
CONF_SET_VALUE,
config[CONF_SET_VALUE],
self._rendered.get(CONF_NAME, DEFAULT_NAME),
DOMAIN,
)
def _handle_coordinator_update(self):
"""Handle updated data from the coordinator."""
self._process_data()
if not self.available:
self.async_write_ha_state()
return
write_ha_state = False
for key, attr in (
(CONF_STATE, "_attr_native_value"),
(CONF_STEP, "_attr_native_step"),
(CONF_MIN, "_attr_native_min_value"),
(CONF_MAX, "_attr_native_max_value"),
):
if (rendered := self._rendered.get(key)) is not None:
setattr(self, attr, vol.Any(vol.Coerce(float), None)(rendered))
write_ha_state = True
if len(self._rendered) > 0:
# In case any non optimistic template
write_ha_state = True
if write_ha_state:
self.async_set_context(self.coordinator.data["context"])
self.async_write_ha_state()