core/homeassistant/components/goodwe/number.py

144 lines
4.9 KiB
Python

"""GoodWe PV inverter numeric settings entities."""
from __future__ import annotations
from collections.abc import Awaitable, Callable
from dataclasses import dataclass
import logging
from goodwe import Inverter, InverterError
from homeassistant.components.number import (
NumberDeviceClass,
NumberEntity,
NumberEntityDescription,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import PERCENTAGE, EntityCategory, UnitOfPower
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import DOMAIN, KEY_DEVICE_INFO, KEY_INVERTER
_LOGGER = logging.getLogger(__name__)
@dataclass(frozen=True, kw_only=True)
class GoodweNumberEntityDescription(NumberEntityDescription):
"""Class describing Goodwe number entities."""
getter: Callable[[Inverter], Awaitable[int]]
setter: Callable[[Inverter, int], Awaitable[None]]
filter: Callable[[Inverter], bool]
def _get_setting_unit(inverter: Inverter, setting: str) -> str:
"""Return the unit of an inverter setting."""
return next((s.unit for s in inverter.settings() if s.id_ == setting), "")
NUMBERS = (
# Only one of the export limits are added.
# Availability is checked in the filter method.
# Export limit in W
GoodweNumberEntityDescription(
key="grid_export_limit",
translation_key="grid_export_limit",
entity_category=EntityCategory.CONFIG,
device_class=NumberDeviceClass.POWER,
native_unit_of_measurement=UnitOfPower.WATT,
native_step=100,
native_min_value=0,
native_max_value=10000,
getter=lambda inv: inv.get_grid_export_limit(),
setter=lambda inv, val: inv.set_grid_export_limit(val),
filter=lambda inv: _get_setting_unit(inv, "grid_export_limit") != "%",
),
# Export limit in %
GoodweNumberEntityDescription(
key="grid_export_limit",
translation_key="grid_export_limit",
entity_category=EntityCategory.CONFIG,
native_unit_of_measurement=PERCENTAGE,
native_step=1,
native_min_value=0,
native_max_value=200,
getter=lambda inv: inv.get_grid_export_limit(),
setter=lambda inv, val: inv.set_grid_export_limit(val),
filter=lambda inv: _get_setting_unit(inv, "grid_export_limit") == "%",
),
GoodweNumberEntityDescription(
key="battery_discharge_depth",
translation_key="battery_discharge_depth",
icon="mdi:battery-arrow-down",
entity_category=EntityCategory.CONFIG,
native_unit_of_measurement=PERCENTAGE,
native_step=1,
native_min_value=0,
native_max_value=99,
getter=lambda inv: inv.get_ongrid_battery_dod(),
setter=lambda inv, val: inv.set_ongrid_battery_dod(val),
filter=lambda inv: True,
),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the inverter select entities from a config entry."""
inverter = hass.data[DOMAIN][config_entry.entry_id][KEY_INVERTER]
device_info = hass.data[DOMAIN][config_entry.entry_id][KEY_DEVICE_INFO]
entities = []
for description in filter(lambda dsc: dsc.filter(inverter), NUMBERS):
try:
current_value = await description.getter(inverter)
except (InverterError, ValueError):
# Inverter model does not support this setting
_LOGGER.debug("Could not read inverter setting %s", description.key)
continue
entities.append(
InverterNumberEntity(device_info, description, inverter, current_value)
)
async_add_entities(entities)
class InverterNumberEntity(NumberEntity):
"""Inverter numeric setting entity."""
_attr_should_poll = False
_attr_has_entity_name = True
entity_description: GoodweNumberEntityDescription
def __init__(
self,
device_info: DeviceInfo,
description: GoodweNumberEntityDescription,
inverter: Inverter,
current_value: int,
) -> None:
"""Initialize the number inverter setting entity."""
self.entity_description = description
self._attr_unique_id = f"{DOMAIN}-{description.key}-{inverter.serial_number}"
self._attr_device_info = device_info
self._attr_native_value = float(current_value)
self._inverter: Inverter = inverter
async def async_update(self) -> None:
"""Get the current value from inverter."""
value = await self.entity_description.getter(self._inverter)
self._attr_native_value = float(value)
async def async_set_native_value(self, value: float) -> None:
"""Set new value."""
await self.entity_description.setter(self._inverter, int(value))
self._attr_native_value = value
self.async_write_ha_state()