117 lines
3.7 KiB
Python
117 lines
3.7 KiB
Python
"""GoodWe PV inverter numeric settings entities."""
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from __future__ import annotations
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from collections.abc import Awaitable, Callable
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from dataclasses import dataclass
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import logging
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from goodwe import Inverter, InverterError
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from homeassistant.components.number import NumberEntity, NumberEntityDescription
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import PERCENTAGE, POWER_WATT
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity import DeviceInfo, EntityCategory
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from .const import DOMAIN, KEY_DEVICE_INFO, KEY_INVERTER
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_LOGGER = logging.getLogger(__name__)
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@dataclass
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class GoodweNumberEntityDescriptionBase:
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"""Required values when describing Goodwe number entities."""
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getter: Callable[[Inverter], Awaitable[int]]
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setter: Callable[[Inverter, int], Awaitable[None]]
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@dataclass
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class GoodweNumberEntityDescription(
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NumberEntityDescription, GoodweNumberEntityDescriptionBase
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):
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"""Class describing Goodwe number entities."""
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NUMBERS = (
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GoodweNumberEntityDescription(
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key="grid_export_limit",
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name="Grid export limit",
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icon="mdi:transmission-tower",
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entity_category=EntityCategory.CONFIG,
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unit_of_measurement=POWER_WATT,
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getter=lambda inv: inv.get_grid_export_limit(),
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setter=lambda inv, val: inv.set_grid_export_limit(val),
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step=100,
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min_value=0,
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max_value=10000,
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),
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GoodweNumberEntityDescription(
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key="battery_discharge_depth",
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name="Depth of discharge (on-grid)",
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icon="mdi:battery-arrow-down",
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entity_category=EntityCategory.CONFIG,
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unit_of_measurement=PERCENTAGE,
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getter=lambda inv: inv.get_ongrid_battery_dod(),
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setter=lambda inv, val: inv.set_ongrid_battery_dod(val),
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step=1,
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min_value=0,
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max_value=99,
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up the inverter select entities from a config entry."""
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inverter = hass.data[DOMAIN][config_entry.entry_id][KEY_INVERTER]
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device_info = hass.data[DOMAIN][config_entry.entry_id][KEY_DEVICE_INFO]
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entities = []
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for description in NUMBERS:
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try:
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current_value = await description.getter(inverter)
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except (InverterError, ValueError):
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# Inverter model does not support this setting
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_LOGGER.debug("Could not read inverter setting %s", description.key)
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continue
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entities.append(
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InverterNumberEntity(device_info, description, inverter, current_value),
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)
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async_add_entities(entities)
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class InverterNumberEntity(NumberEntity):
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"""Inverter numeric setting entity."""
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_attr_should_poll = False
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entity_description: GoodweNumberEntityDescription
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def __init__(
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self,
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device_info: DeviceInfo,
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description: GoodweNumberEntityDescription,
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inverter: Inverter,
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current_value: int,
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) -> None:
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"""Initialize the number inverter setting entity."""
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self.entity_description = description
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self._attr_unique_id = f"{DOMAIN}-{description.key}-{inverter.serial_number}"
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self._attr_device_info = device_info
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self._attr_value = float(current_value)
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self._inverter: Inverter = inverter
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async def async_set_value(self, value: float) -> None:
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"""Set new value."""
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if self.entity_description.setter:
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await self.entity_description.setter(self._inverter, int(value))
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self._attr_value = value
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self.async_write_ha_state()
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