112 lines
3.1 KiB
Python
112 lines
3.1 KiB
Python
"""Allows to configure a binary sensor using GPIO."""
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import json
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import logging
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from typing import Callable
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from homeassistant.components.binary_sensor import BinarySensorEntity
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# pylint: disable=R0801
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_NAME
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from homeassistant.core import HomeAssistant, callback
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import homeassistant.helpers.config_validation as cv
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import voluptuous as vol
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from .common import HASPEntity
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from .const import CONF_HWID, CONF_INPUT, CONF_TOPIC
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_LOGGER = logging.getLogger(__name__)
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HASP_BINARY_INPUT_SCHEMA = vol.Schema(
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{
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vol.Required("state"): cv.boolean,
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}
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)
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async def async_setup_entry(
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hass: HomeAssistant, entry: ConfigEntry, async_add_entities: Callable
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):
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"""Set up Plate Relays as switch based on a config entry."""
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async_add_entities(
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[
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HASPBinarySensor(
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entry.data[CONF_NAME],
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entry.data[CONF_HWID],
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entry.data[CONF_TOPIC],
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gpio,
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device_class,
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)
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for device_class in entry.data[CONF_INPUT]
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for gpio in entry.data[CONF_INPUT][device_class]
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]
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)
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return True
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class HASPBinarySensor(HASPEntity, BinarySensorEntity):
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"""Representation of an openHASP relay."""
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# pylint: disable=R0913
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def __init__(self, name, hwid, topic, gpio, dev_class):
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"""Initialize the relay."""
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super().__init__(name, hwid, topic, gpio)
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self._device_class = dev_class
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self._attr_name = f"{name} binary_sensor {self._gpio}"
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@property
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def is_on(self):
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"""Return true if device is on."""
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return self._state
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@property
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def device_class(self):
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"""Return the device class."""
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return self._device_class
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async def refresh(self):
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"""Force sync of plate state back to binary sensor."""
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await self.hass.components.mqtt.async_publish(
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self.hass,
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f"{self._topic}/command/input{self._gpio}",
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"",
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qos=0,
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retain=False,
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)
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async def async_added_to_hass(self):
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"""Run when entity about to be added."""
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await super().async_added_to_hass()
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@callback
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async def state_message_received(msg):
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"""Process State."""
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try:
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self._available = True
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message = HASP_BINARY_INPUT_SCHEMA(json.loads(msg.payload))
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_LOGGER.debug("%s state = %s", self.name, message)
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self._state = message["state"]
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self.async_write_ha_state()
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except vol.error.Invalid as err:
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_LOGGER.error(err)
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self._subscriptions.append(
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await self.hass.components.mqtt.async_subscribe(
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f"{self._topic}/state/input{self._gpio}", state_message_received
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)
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)
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await self.hass.components.mqtt.async_publish(
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self.hass,
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f"{self._topic}/command/input{self._gpio}",
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"",
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qos=0,
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retain=False,
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)
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