core/homeassistant/components/worldtidesinfo/sensor.py

132 lines
4.3 KiB
Python

"""Support for the worldtides.info API."""
from __future__ import annotations
from datetime import timedelta
import logging
import time
import requests
import voluptuous as vol
from homeassistant.components.sensor import (
PLATFORM_SCHEMA as SENSOR_PLATFORM_SCHEMA,
SensorEntity,
)
from homeassistant.const import CONF_API_KEY, CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME
from homeassistant.core import HomeAssistant
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
_LOGGER = logging.getLogger(__name__)
ATTRIBUTION = "Data provided by WorldTides"
DEFAULT_NAME = "WorldTidesInfo"
SCAN_INTERVAL = timedelta(seconds=3600)
PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_API_KEY): cv.string,
vol.Optional(CONF_LATITUDE): cv.latitude,
vol.Optional(CONF_LONGITUDE): cv.longitude,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
}
)
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the WorldTidesInfo sensor."""
name = config.get(CONF_NAME)
lat = config.get(CONF_LATITUDE, hass.config.latitude)
lon = config.get(CONF_LONGITUDE, hass.config.longitude)
key = config.get(CONF_API_KEY)
if None in (lat, lon):
_LOGGER.error("Latitude or longitude not set in Home Assistant config")
tides = WorldTidesInfoSensor(name, lat, lon, key)
tides.update()
if tides.data.get("error") == "No location found":
_LOGGER.error("Location not available")
return
add_entities([tides])
class WorldTidesInfoSensor(SensorEntity):
"""Representation of a WorldTidesInfo sensor."""
_attr_attribution = ATTRIBUTION
def __init__(self, name, lat, lon, key):
"""Initialize the sensor."""
self._name = name
self._lat = lat
self._lon = lon
self._key = key
self.data = None
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def extra_state_attributes(self):
"""Return the state attributes of this device."""
attr = {}
if "High" in str(self.data["extremes"][0]["type"]):
attr["high_tide_time_utc"] = self.data["extremes"][0]["date"]
attr["high_tide_height"] = self.data["extremes"][0]["height"]
attr["low_tide_time_utc"] = self.data["extremes"][1]["date"]
attr["low_tide_height"] = self.data["extremes"][1]["height"]
elif "Low" in str(self.data["extremes"][0]["type"]):
attr["high_tide_time_utc"] = self.data["extremes"][1]["date"]
attr["high_tide_height"] = self.data["extremes"][1]["height"]
attr["low_tide_time_utc"] = self.data["extremes"][0]["date"]
attr["low_tide_height"] = self.data["extremes"][0]["height"]
return attr
@property
def native_value(self):
"""Return the state of the device."""
if self.data:
if "High" in str(self.data["extremes"][0]["type"]):
tidetime = time.strftime(
"%I:%M %p", time.localtime(self.data["extremes"][0]["dt"])
)
return f"High tide at {tidetime}"
if "Low" in str(self.data["extremes"][0]["type"]):
tidetime = time.strftime(
"%I:%M %p", time.localtime(self.data["extremes"][0]["dt"])
)
return f"Low tide at {tidetime}"
return None
return None
def update(self) -> None:
"""Get the latest data from WorldTidesInfo API."""
start = int(time.time())
resource = (
"https://www.worldtides.info/api?extremes&length=86400"
f"&key={self._key}&lat={self._lat}&lon={self._lon}&start={start}"
)
try:
self.data = requests.get(resource, timeout=10).json()
_LOGGER.debug("Data: %s", self.data)
_LOGGER.debug("Tide data queried with start time set to: %s", start)
except ValueError as err:
_LOGGER.error("Error retrieving data from WorldTidesInfo: %s", err.args)
self.data = None