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97 lines
3.1 KiB
Python
97 lines
3.1 KiB
Python
"""Support for Victron GX time entities."""
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from datetime import time
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import logging
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from typing import TYPE_CHECKING, Any, override
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from victron_mqtt import (
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Device as VictronVenusDevice,
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Metric as VictronVenusMetric,
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MetricKind,
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WritableMetric as VictronVenusWritableMetric,
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)
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from homeassistant.components.time import TimeEntity
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.device_registry import DeviceInfo
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from .entity import VictronBaseEntity
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from .hub import VictronGxConfigEntry
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_LOGGER = logging.getLogger(__name__)
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PARALLEL_UPDATES = 0 # There is no I/O in the entity itself.
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: VictronGxConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up Victron GX time entities from a config entry."""
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hub = config_entry.runtime_data
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def on_new_metric(
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device: VictronVenusDevice,
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metric: VictronVenusMetric,
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device_info: DeviceInfo,
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installation_id: str,
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) -> None:
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"""Handle new time metric discovery."""
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if TYPE_CHECKING:
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assert isinstance(metric, VictronVenusWritableMetric)
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async_add_entities([VictronTime(device, metric, device_info, installation_id)])
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hub.register_new_metric_callback(MetricKind.TIME, on_new_metric)
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class VictronTime(VictronBaseEntity, TimeEntity):
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"""Implementation of a Victron GX time entity."""
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def __init__(
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self,
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device: VictronVenusDevice,
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metric: VictronVenusWritableMetric,
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device_info: DeviceInfo,
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installation_id: str,
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) -> None:
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"""Initialize the time entity."""
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super().__init__(device, metric, device_info, installation_id)
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self._attr_native_value = VictronTime.victron_time_to_time(metric.value)
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@callback
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@override
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def _on_update_cb(self, value: Any) -> None:
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self._attr_native_value = VictronTime.victron_time_to_time(value)
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self.async_write_ha_state()
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@override
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async def async_set_value(self, value: time) -> None:
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"""Set a new time value."""
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if TYPE_CHECKING:
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assert isinstance(self._metric, VictronVenusWritableMetric)
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total_minutes = VictronTime.time_to_victron_time(value)
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_LOGGER.debug(
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"Setting time %s (%d minutes) on entity: %s",
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value,
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total_minutes,
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self._attr_unique_id,
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)
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self._metric.set(total_minutes)
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@staticmethod
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def victron_time_to_time(value: int | None) -> time | None:
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"""Convert minutes since midnight to time object."""
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if value is None:
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return None
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total_minutes = int(value)
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hours = total_minutes // 60
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minutes = total_minutes % 60
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return time(hour=hours, minute=minutes)
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@staticmethod
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def time_to_victron_time(value: time) -> int:
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"""Convert time object to minutes since midnight."""
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return value.hour * 60 + value.minute
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