mirror of
https://github.com/home-assistant/core.git
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96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
"""The iNELS integration."""
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from __future__ import annotations
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from collections.abc import Callable
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from dataclasses import dataclass
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from typing import Any
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from inelsmqtt import InelsMqtt
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from inelsmqtt.devices import Device
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from inelsmqtt.discovery import InelsDiscovery
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from homeassistant.components import mqtt as ha_mqtt
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from homeassistant.components.mqtt import (
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ReceiveMessage,
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async_prepare_subscribe_topics,
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async_subscribe_topics,
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async_unsubscribe_topics,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.exceptions import ConfigEntryNotReady
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from .const import LOGGER, PLATFORMS
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type InelsConfigEntry = ConfigEntry[InelsData]
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@dataclass
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class InelsData:
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"""Represents the data structure for INELS runtime data."""
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mqtt: InelsMqtt
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devices: list[Device]
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async def async_setup_entry(hass: HomeAssistant, entry: InelsConfigEntry) -> bool:
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"""Set up iNELS from a config entry."""
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async def mqtt_publish(topic: str, payload: str, qos: int, retain: bool) -> None:
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"""Publish an MQTT message using the Home Assistant MQTT client."""
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await ha_mqtt.async_publish(hass, topic, payload, qos, retain)
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async def mqtt_subscribe(
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sub_state: dict[str, Any] | None,
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topic: str,
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callback_func: Callable[[str, str], None],
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) -> dict[str, Any]:
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"""Subscribe to MQTT topics using the Home Assistant MQTT client."""
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@callback
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def mqtt_message_received(msg: ReceiveMessage) -> None:
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"""Handle iNELS mqtt messages."""
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# Payload is always str at runtime since we don't set encoding=None
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# HA uses UTF-8 by default
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callback_func(msg.topic, msg.payload) # type: ignore[arg-type]
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topics = {
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"inels_subscribe_topic": {
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"topic": topic,
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"msg_callback": mqtt_message_received,
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}
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}
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sub_state = async_prepare_subscribe_topics(hass, sub_state, topics)
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await async_subscribe_topics(hass, sub_state)
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return sub_state
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async def mqtt_unsubscribe(sub_state: dict[str, Any]) -> None:
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async_unsubscribe_topics(hass, sub_state)
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if not await ha_mqtt.async_wait_for_mqtt_client(hass):
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LOGGER.error("MQTT integration not available")
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raise ConfigEntryNotReady("MQTT integration not available")
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inels_mqtt = InelsMqtt(mqtt_publish, mqtt_subscribe, mqtt_unsubscribe)
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devices: list[Device] = await InelsDiscovery(inels_mqtt).start()
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# If no devices are discovered, continue with the setup
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if not devices:
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LOGGER.info("No devices discovered")
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entry.runtime_data = InelsData(mqtt=inels_mqtt, devices=devices)
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: InelsConfigEntry) -> bool:
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"""Unload a config entry."""
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await entry.runtime_data.mqtt.unsubscribe_topics()
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entry.runtime_data.mqtt.unsubscribe_listeners()
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return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
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