core/homeassistant/components/shelly/utils.py

213 lines
6.3 KiB
Python

"""Shelly helpers functions."""
from __future__ import annotations
from datetime import timedelta
import logging
import aioshelly
from homeassistant.const import EVENT_HOMEASSISTANT_STOP, TEMP_CELSIUS, TEMP_FAHRENHEIT
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers import singleton
from homeassistant.util.dt import parse_datetime, utcnow
from .const import (
BASIC_INPUTS_EVENTS_TYPES,
COAP,
DATA_CONFIG_ENTRY,
DOMAIN,
SHBTN_1_INPUTS_EVENTS_TYPES,
SHIX3_1_INPUTS_EVENTS_TYPES,
)
_LOGGER = logging.getLogger(__name__)
async def async_remove_shelly_entity(hass, domain, unique_id):
"""Remove a Shelly entity."""
entity_reg = await hass.helpers.entity_registry.async_get_registry()
entity_id = entity_reg.async_get_entity_id(domain, DOMAIN, unique_id)
if entity_id:
_LOGGER.debug("Removing entity: %s", entity_id)
entity_reg.async_remove(entity_id)
def temperature_unit(block_info: dict) -> str:
"""Detect temperature unit."""
if block_info[aioshelly.BLOCK_VALUE_UNIT] == "F":
return TEMP_FAHRENHEIT
return TEMP_CELSIUS
def get_device_name(device: aioshelly.Device) -> str:
"""Naming for device."""
return device.settings["name"] or device.settings["device"]["hostname"]
def get_number_of_channels(device: aioshelly.Device, block: aioshelly.Block) -> int:
"""Get number of channels for block type."""
channels = None
if block.type == "input":
# Shelly Dimmer/1L has two input channels and missing "num_inputs"
if device.settings["device"]["type"] in ["SHDM-1", "SHDM-2", "SHSW-L"]:
channels = 2
else:
channels = device.shelly.get("num_inputs")
elif block.type == "emeter":
channels = device.shelly.get("num_emeters")
elif block.type in ["relay", "light"]:
channels = device.shelly.get("num_outputs")
elif block.type in ["roller", "device"]:
channels = 1
return channels or 1
def get_entity_name(
device: aioshelly.Device,
block: aioshelly.Block,
description: str | None = None,
) -> str:
"""Naming for switch and sensors."""
channel_name = get_device_channel_name(device, block)
if description:
return f"{channel_name} {description}"
return channel_name
def get_device_channel_name(
device: aioshelly.Device,
block: aioshelly.Block,
) -> str:
"""Get name based on device and channel name."""
entity_name = get_device_name(device)
if (
not block
or block.type == "device"
or get_number_of_channels(device, block) == 1
):
return entity_name
channel_name = None
mode = block.type + "s"
if mode in device.settings:
channel_name = device.settings[mode][int(block.channel)].get("name")
if channel_name:
return channel_name
if device.settings["device"]["type"] == "SHEM-3":
base = ord("A")
else:
base = ord("1")
return f"{entity_name} channel {chr(int(block.channel)+base)}"
def is_momentary_input(settings: dict, block: aioshelly.Block) -> bool:
"""Return true if input button settings is set to a momentary type."""
# Shelly Button type is fixed to momentary and no btn_type
if settings["device"]["type"] in ("SHBTN-1", "SHBTN-2"):
return True
button = settings.get("relays") or settings.get("lights") or settings.get("inputs")
# Shelly 1L has two button settings in the first channel
if settings["device"]["type"] == "SHSW-L":
channel = int(block.channel or 0) + 1
button_type = button[0].get("btn" + str(channel) + "_type")
else:
# Some devices has only one channel in settings
channel = min(int(block.channel or 0), len(button) - 1)
button_type = button[channel].get("btn_type")
return button_type in ["momentary", "momentary_on_release"]
def get_device_uptime(status: dict, last_uptime: str) -> str:
"""Return device uptime string, tolerate up to 5 seconds deviation."""
uptime = utcnow() - timedelta(seconds=status["uptime"])
if not last_uptime:
return uptime.replace(microsecond=0).isoformat()
if abs((uptime - parse_datetime(last_uptime)).total_seconds()) > 5:
return uptime.replace(microsecond=0).isoformat()
return last_uptime
def get_input_triggers(
device: aioshelly.Device, block: aioshelly.Block
) -> list[tuple[str, str]]:
"""Return list of input triggers for block."""
if "inputEvent" not in block.sensor_ids or "inputEventCnt" not in block.sensor_ids:
return []
if not is_momentary_input(device.settings, block):
return []
triggers = []
if block.type == "device" or get_number_of_channels(device, block) == 1:
subtype = "button"
else:
subtype = f"button{int(block.channel)+1}"
if device.settings["device"]["type"] in ("SHBTN-1", "SHBTN-2"):
trigger_types = SHBTN_1_INPUTS_EVENTS_TYPES
elif device.settings["device"]["type"] == "SHIX3-1":
trigger_types = SHIX3_1_INPUTS_EVENTS_TYPES
else:
trigger_types = BASIC_INPUTS_EVENTS_TYPES
for trigger_type in trigger_types:
triggers.append((trigger_type, subtype))
return triggers
def get_device_wrapper(hass: HomeAssistant, device_id: str):
"""Get a Shelly device wrapper for the given device id."""
if not hass.data.get(DOMAIN):
return None
for config_entry in hass.data[DOMAIN][DATA_CONFIG_ENTRY]:
wrapper = hass.data[DOMAIN][DATA_CONFIG_ENTRY][config_entry].get(COAP)
if wrapper and wrapper.device_id == device_id:
return wrapper
return None
@singleton.singleton("shelly_coap")
async def get_coap_context(hass):
"""Get CoAP context to be used in all Shelly devices."""
context = aioshelly.COAP()
await context.initialize()
@callback
def shutdown_listener(ev):
context.close()
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, shutdown_listener)
return context
def get_device_sleep_period(settings: dict) -> int:
"""Return the device sleep period in seconds or 0 for non sleeping devices."""
sleep_period = 0
if settings.get("sleep_mode", False):
sleep_period = settings["sleep_mode"]["period"]
if settings["sleep_mode"]["unit"] == "h":
sleep_period *= 60 # hours to minutes
return sleep_period * 60 # minutes to seconds