core/homeassistant/components/energy/validate.py

621 lines
21 KiB
Python

"""Validate the energy preferences provide valid data."""
from __future__ import annotations
from collections.abc import Mapping, Sequence
import dataclasses
import functools
from homeassistant.components import recorder, sensor
from homeassistant.const import (
ATTR_DEVICE_CLASS,
STATE_UNAVAILABLE,
STATE_UNKNOWN,
UnitOfEnergy,
UnitOfVolume,
)
from homeassistant.core import HomeAssistant, callback, valid_entity_id
from . import data
from .const import DOMAIN
ENERGY_USAGE_DEVICE_CLASSES = (sensor.SensorDeviceClass.ENERGY,)
ENERGY_USAGE_UNITS: dict[str, tuple[UnitOfEnergy, ...]] = {
sensor.SensorDeviceClass.ENERGY: (
UnitOfEnergy.GIGA_JOULE,
UnitOfEnergy.KILO_WATT_HOUR,
UnitOfEnergy.MEGA_JOULE,
UnitOfEnergy.MEGA_WATT_HOUR,
UnitOfEnergy.WATT_HOUR,
)
}
ENERGY_PRICE_UNITS = tuple(
f"/{unit}" for units in ENERGY_USAGE_UNITS.values() for unit in units
)
ENERGY_UNIT_ERROR = "entity_unexpected_unit_energy"
ENERGY_PRICE_UNIT_ERROR = "entity_unexpected_unit_energy_price"
GAS_USAGE_DEVICE_CLASSES = (
sensor.SensorDeviceClass.ENERGY,
sensor.SensorDeviceClass.GAS,
)
GAS_USAGE_UNITS: dict[str, tuple[UnitOfEnergy | UnitOfVolume, ...]] = {
sensor.SensorDeviceClass.ENERGY: (
UnitOfEnergy.GIGA_JOULE,
UnitOfEnergy.KILO_WATT_HOUR,
UnitOfEnergy.MEGA_JOULE,
UnitOfEnergy.MEGA_WATT_HOUR,
UnitOfEnergy.WATT_HOUR,
),
sensor.SensorDeviceClass.GAS: (
UnitOfVolume.CENTUM_CUBIC_FEET,
UnitOfVolume.CUBIC_FEET,
UnitOfVolume.CUBIC_METERS,
),
}
GAS_PRICE_UNITS = tuple(
f"/{unit}" for units in GAS_USAGE_UNITS.values() for unit in units
)
GAS_UNIT_ERROR = "entity_unexpected_unit_gas"
GAS_PRICE_UNIT_ERROR = "entity_unexpected_unit_gas_price"
WATER_USAGE_DEVICE_CLASSES = (sensor.SensorDeviceClass.WATER,)
WATER_USAGE_UNITS: dict[str, tuple[UnitOfVolume, ...]] = {
sensor.SensorDeviceClass.WATER: (
UnitOfVolume.CENTUM_CUBIC_FEET,
UnitOfVolume.CUBIC_FEET,
UnitOfVolume.CUBIC_METERS,
UnitOfVolume.GALLONS,
UnitOfVolume.LITERS,
),
}
WATER_PRICE_UNITS = tuple(
f"/{unit}" for units in WATER_USAGE_UNITS.values() for unit in units
)
WATER_UNIT_ERROR = "entity_unexpected_unit_water"
WATER_PRICE_UNIT_ERROR = "entity_unexpected_unit_water_price"
def _get_placeholders(hass: HomeAssistant, issue_type: str) -> dict[str, str] | None:
currency = hass.config.currency
if issue_type == ENERGY_UNIT_ERROR:
return {
"energy_units": ", ".join(
ENERGY_USAGE_UNITS[sensor.SensorDeviceClass.ENERGY]
),
}
if issue_type == ENERGY_PRICE_UNIT_ERROR:
return {
"price_units": ", ".join(
f"{currency}{unit}" for unit in ENERGY_PRICE_UNITS
),
}
if issue_type == GAS_UNIT_ERROR:
return {
"energy_units": ", ".join(GAS_USAGE_UNITS[sensor.SensorDeviceClass.ENERGY]),
"gas_units": ", ".join(GAS_USAGE_UNITS[sensor.SensorDeviceClass.GAS]),
}
if issue_type == GAS_PRICE_UNIT_ERROR:
return {
"price_units": ", ".join(f"{currency}{unit}" for unit in GAS_PRICE_UNITS),
}
if issue_type == WATER_UNIT_ERROR:
return {
"water_units": ", ".join(WATER_USAGE_UNITS[sensor.SensorDeviceClass.WATER]),
}
if issue_type == WATER_PRICE_UNIT_ERROR:
return {
"price_units": ", ".join(f"{currency}{unit}" for unit in WATER_PRICE_UNITS),
}
return None
@dataclasses.dataclass(slots=True)
class ValidationIssue:
"""Error or warning message."""
type: str
affected_entities: set[tuple[str, float | str | None]] = dataclasses.field(
default_factory=set
)
translation_placeholders: dict[str, str] | None = None
@dataclasses.dataclass(slots=True)
class ValidationIssues:
"""Container for validation issues."""
issues: dict[str, ValidationIssue] = dataclasses.field(default_factory=dict)
def __init__(self) -> None:
"""Container for validiation issues."""
self.issues = {}
def add_issue(
self,
hass: HomeAssistant,
issue_type: str,
affected_entity: str,
detail: float | str | None = None,
) -> None:
"""Add an issue for an entity."""
if not (issue := self.issues.get(issue_type)):
self.issues[issue_type] = issue = ValidationIssue(issue_type)
issue.translation_placeholders = _get_placeholders(hass, issue_type)
issue.affected_entities.add((affected_entity, detail))
@dataclasses.dataclass(slots=True)
class EnergyPreferencesValidation:
"""Dictionary holding validation information."""
energy_sources: list[ValidationIssues] = dataclasses.field(default_factory=list)
device_consumption: list[ValidationIssues] = dataclasses.field(default_factory=list)
def as_dict(self) -> dict:
"""Return dictionary version."""
return {
"energy_sources": [
[dataclasses.asdict(issue) for issue in issues.issues.values()]
for issues in self.energy_sources
],
"device_consumption": [
[dataclasses.asdict(issue) for issue in issues.issues.values()]
for issues in self.device_consumption
],
}
@callback
def _async_validate_usage_stat(
hass: HomeAssistant,
metadata: dict[str, tuple[int, recorder.models.StatisticMetaData]],
stat_id: str,
allowed_device_classes: Sequence[str],
allowed_units: Mapping[str, Sequence[str]],
unit_error: str,
issues: ValidationIssues,
) -> None:
"""Validate a statistic."""
if stat_id not in metadata:
issues.add_issue(hass, "statistics_not_defined", stat_id)
has_entity_source = valid_entity_id(stat_id)
if not has_entity_source:
return
entity_id = stat_id
if not recorder.is_entity_recorded(hass, entity_id):
issues.add_issue(hass, "recorder_untracked", entity_id)
return
if (state := hass.states.get(entity_id)) is None:
issues.add_issue(hass, "entity_not_defined", entity_id)
return
if state.state in (STATE_UNAVAILABLE, STATE_UNKNOWN):
issues.add_issue(hass, "entity_unavailable", entity_id, state.state)
return
try:
current_value: float | None = float(state.state)
except ValueError:
issues.add_issue(hass, "entity_state_non_numeric", entity_id, state.state)
return
if current_value is not None and current_value < 0:
issues.add_issue(hass, "entity_negative_state", entity_id, current_value)
device_class = state.attributes.get(ATTR_DEVICE_CLASS)
if device_class not in allowed_device_classes:
issues.add_issue(
hass, "entity_unexpected_device_class", entity_id, device_class
)
else:
unit = state.attributes.get("unit_of_measurement")
if device_class and unit not in allowed_units.get(device_class, []):
issues.add_issue(hass, unit_error, entity_id, unit)
state_class = state.attributes.get(sensor.ATTR_STATE_CLASS)
allowed_state_classes = [
sensor.SensorStateClass.MEASUREMENT,
sensor.SensorStateClass.TOTAL,
sensor.SensorStateClass.TOTAL_INCREASING,
]
if state_class not in allowed_state_classes:
issues.add_issue(hass, "entity_unexpected_state_class", entity_id, state_class)
if (
state_class == sensor.SensorStateClass.MEASUREMENT
and sensor.ATTR_LAST_RESET not in state.attributes
):
issues.add_issue(
hass, "entity_state_class_measurement_no_last_reset", entity_id
)
@callback
def _async_validate_price_entity(
hass: HomeAssistant,
entity_id: str,
issues: ValidationIssues,
allowed_units: tuple[str, ...],
unit_error: str,
) -> None:
"""Validate that the price entity is correct."""
if (state := hass.states.get(entity_id)) is None:
issues.add_issue(hass, "entity_not_defined", entity_id)
return
try:
float(state.state)
except ValueError:
issues.add_issue(hass, "entity_state_non_numeric", entity_id, state.state)
return
unit = state.attributes.get("unit_of_measurement")
if unit is None or not unit.endswith(allowed_units):
issues.add_issue(hass, unit_error, entity_id, unit)
@callback
def _async_validate_cost_stat(
hass: HomeAssistant,
metadata: dict[str, tuple[int, recorder.models.StatisticMetaData]],
stat_id: str,
issues: ValidationIssues,
) -> None:
"""Validate that the cost stat is correct."""
if stat_id not in metadata:
issues.add_issue(hass, "statistics_not_defined", stat_id)
has_entity = valid_entity_id(stat_id)
if not has_entity:
return
if not recorder.is_entity_recorded(hass, stat_id):
issues.add_issue(hass, "recorder_untracked", stat_id)
if (state := hass.states.get(stat_id)) is None:
issues.add_issue(hass, "entity_not_defined", stat_id)
return
state_class = state.attributes.get("state_class")
supported_state_classes = [
sensor.SensorStateClass.MEASUREMENT,
sensor.SensorStateClass.TOTAL,
sensor.SensorStateClass.TOTAL_INCREASING,
]
if state_class not in supported_state_classes:
issues.add_issue(hass, "entity_unexpected_state_class", stat_id, state_class)
if (
state_class == sensor.SensorStateClass.MEASUREMENT
and sensor.ATTR_LAST_RESET not in state.attributes
):
issues.add_issue(hass, "entity_state_class_measurement_no_last_reset", stat_id)
@callback
def _async_validate_auto_generated_cost_entity(
hass: HomeAssistant, energy_entity_id: str, issues: ValidationIssues
) -> None:
"""Validate that the auto generated cost entity is correct."""
if energy_entity_id not in hass.data[DOMAIN]["cost_sensors"]:
# The cost entity has not been setup
return
cost_entity_id = hass.data[DOMAIN]["cost_sensors"][energy_entity_id]
if not recorder.is_entity_recorded(hass, cost_entity_id):
issues.add_issue(hass, "recorder_untracked", cost_entity_id)
async def async_validate(hass: HomeAssistant) -> EnergyPreferencesValidation:
"""Validate the energy configuration."""
manager: data.EnergyManager = await data.async_get_manager(hass)
statistics_metadata: dict[str, tuple[int, recorder.models.StatisticMetaData]] = {}
validate_calls = []
wanted_statistics_metadata: set[str] = set()
result = EnergyPreferencesValidation()
if manager.data is None:
return result
# Create a list of validation checks
for source in manager.data["energy_sources"]:
source_result = ValidationIssues()
result.energy_sources.append(source_result)
if source["type"] == "grid":
flow: data.FlowFromGridSourceType | data.FlowToGridSourceType
for flow in source["flow_from"]:
wanted_statistics_metadata.add(flow["stat_energy_from"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
flow["stat_energy_from"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
source_result,
)
)
if (stat_cost := flow.get("stat_cost")) is not None:
wanted_statistics_metadata.add(stat_cost)
validate_calls.append(
functools.partial(
_async_validate_cost_stat,
hass,
statistics_metadata,
stat_cost,
source_result,
)
)
elif (
entity_energy_price := flow.get("entity_energy_price")
) is not None:
validate_calls.append(
functools.partial(
_async_validate_price_entity,
hass,
entity_energy_price,
source_result,
ENERGY_PRICE_UNITS,
ENERGY_PRICE_UNIT_ERROR,
)
)
if (
flow.get("entity_energy_price") is not None
or flow.get("number_energy_price") is not None
):
validate_calls.append(
functools.partial(
_async_validate_auto_generated_cost_entity,
hass,
flow["stat_energy_from"],
source_result,
)
)
for flow in source["flow_to"]:
wanted_statistics_metadata.add(flow["stat_energy_to"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
flow["stat_energy_to"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
source_result,
)
)
if (stat_compensation := flow.get("stat_compensation")) is not None:
wanted_statistics_metadata.add(stat_compensation)
validate_calls.append(
functools.partial(
_async_validate_cost_stat,
hass,
statistics_metadata,
stat_compensation,
source_result,
)
)
elif (
entity_energy_price := flow.get("entity_energy_price")
) is not None:
validate_calls.append(
functools.partial(
_async_validate_price_entity,
hass,
entity_energy_price,
source_result,
ENERGY_PRICE_UNITS,
ENERGY_PRICE_UNIT_ERROR,
)
)
if (
flow.get("entity_energy_price") is not None
or flow.get("number_energy_price") is not None
):
validate_calls.append(
functools.partial(
_async_validate_auto_generated_cost_entity,
hass,
flow["stat_energy_to"],
source_result,
)
)
elif source["type"] == "gas":
wanted_statistics_metadata.add(source["stat_energy_from"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
source["stat_energy_from"],
GAS_USAGE_DEVICE_CLASSES,
GAS_USAGE_UNITS,
GAS_UNIT_ERROR,
source_result,
)
)
if (stat_cost := source.get("stat_cost")) is not None:
wanted_statistics_metadata.add(stat_cost)
validate_calls.append(
functools.partial(
_async_validate_cost_stat,
hass,
statistics_metadata,
stat_cost,
source_result,
)
)
elif (entity_energy_price := source.get("entity_energy_price")) is not None:
validate_calls.append(
functools.partial(
_async_validate_price_entity,
hass,
entity_energy_price,
source_result,
GAS_PRICE_UNITS,
GAS_PRICE_UNIT_ERROR,
)
)
if (
source.get("entity_energy_price") is not None
or source.get("number_energy_price") is not None
):
validate_calls.append(
functools.partial(
_async_validate_auto_generated_cost_entity,
hass,
source["stat_energy_from"],
source_result,
)
)
elif source["type"] == "water":
wanted_statistics_metadata.add(source["stat_energy_from"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
source["stat_energy_from"],
WATER_USAGE_DEVICE_CLASSES,
WATER_USAGE_UNITS,
WATER_UNIT_ERROR,
source_result,
)
)
if (stat_cost := source.get("stat_cost")) is not None:
wanted_statistics_metadata.add(stat_cost)
validate_calls.append(
functools.partial(
_async_validate_cost_stat,
hass,
statistics_metadata,
stat_cost,
source_result,
)
)
elif (entity_energy_price := source.get("entity_energy_price")) is not None:
validate_calls.append(
functools.partial(
_async_validate_price_entity,
hass,
entity_energy_price,
source_result,
WATER_PRICE_UNITS,
WATER_PRICE_UNIT_ERROR,
)
)
if (
source.get("entity_energy_price") is not None
or source.get("number_energy_price") is not None
):
validate_calls.append(
functools.partial(
_async_validate_auto_generated_cost_entity,
hass,
source["stat_energy_from"],
source_result,
)
)
elif source["type"] == "solar":
wanted_statistics_metadata.add(source["stat_energy_from"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
source["stat_energy_from"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
source_result,
)
)
elif source["type"] == "battery":
wanted_statistics_metadata.add(source["stat_energy_from"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
source["stat_energy_from"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
source_result,
)
)
wanted_statistics_metadata.add(source["stat_energy_to"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
source["stat_energy_to"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
source_result,
)
)
for device in manager.data["device_consumption"]:
device_result = ValidationIssues()
result.device_consumption.append(device_result)
wanted_statistics_metadata.add(device["stat_consumption"])
validate_calls.append(
functools.partial(
_async_validate_usage_stat,
hass,
statistics_metadata,
device["stat_consumption"],
ENERGY_USAGE_DEVICE_CLASSES,
ENERGY_USAGE_UNITS,
ENERGY_UNIT_ERROR,
device_result,
)
)
# Fetch the needed statistics metadata
statistics_metadata.update(
await recorder.get_instance(hass).async_add_executor_job(
functools.partial(
recorder.statistics.get_metadata,
hass,
statistic_ids=set(wanted_statistics_metadata),
)
)
)
# Execute all the validation checks
for call in validate_calls:
call()
return result