core/homeassistant/components/sensor/uber.py

227 lines
9.0 KiB
Python

"""
Support for the Uber API.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/sensor.uber/
"""
import logging
from datetime import timedelta
from homeassistant.helpers.entity import Entity
from homeassistant.util import Throttle
_LOGGER = logging.getLogger(__name__)
REQUIREMENTS = ["uber_rides==0.2.4"]
ICON = "mdi:taxi"
# Return cached results if last scan was less then this time ago.
MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=60)
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up the Uber sensor."""
if None in (config.get("start_latitude"), config.get("start_longitude")):
_LOGGER.error(
"You must set start latitude and longitude to use the Uber sensor!"
)
return False
if config.get("server_token") is None:
_LOGGER.error("You must set a server_token to use the Uber sensor!")
return False
from uber_rides.session import Session
session = Session(server_token=config.get("server_token"))
wanted_product_ids = config.get("product_ids")
dev = []
timeandpriceest = UberEstimate(session, config["start_latitude"],
config["start_longitude"],
config.get("end_latitude"),
config.get("end_longitude"))
for product_id, product in timeandpriceest.products.items():
if (wanted_product_ids is not None) and \
(product_id not in wanted_product_ids):
continue
dev.append(UberSensor("time", timeandpriceest, product_id, product))
if (product.get("price_details") is not None) and \
product["price_details"]["estimate"] is not "Metered":
dev.append(UberSensor("price", timeandpriceest,
product_id, product))
add_devices(dev)
# pylint: disable=too-few-public-methods
class UberSensor(Entity):
"""Implementation of an Uber sensor."""
def __init__(self, sensorType, products, product_id, product):
"""Initialize the Uber sensor."""
self.data = products
self._product_id = product_id
self._product = product
self._sensortype = sensorType
self._name = "{} {}".format(self._product["display_name"],
self._sensortype)
if self._sensortype == "time":
self._unit_of_measurement = "min"
time_estimate = self._product.get("time_estimate_seconds", 0)
self._state = int(time_estimate / 60)
elif self._sensortype == "price":
if self._product.get("price_details") is not None:
price_details = self._product["price_details"]
self._unit_of_measurement = price_details.get("currency_code")
if price_details.get("low_estimate") is not None:
statekey = "minimum"
else:
statekey = "low_estimate"
self._state = int(price_details.get(statekey, 0))
else:
self._state = 0
self.update()
@property
def name(self):
"""Return the name of the sensor."""
if "uber" not in self._name.lower():
self._name = "Uber{}".format(self._name)
return self._name
@property
def state(self):
"""Return the state of the sensor."""
return self._state
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this entity, if any."""
return self._unit_of_measurement
@property
def device_state_attributes(self):
"""Return the state attributes."""
time_estimate = self._product.get("time_estimate_seconds")
params = {
"Product ID": self._product["product_id"],
"Product short description": self._product["short_description"],
"Product display name": self._product["display_name"],
"Product description": self._product["description"],
"Pickup time estimate (in seconds)": time_estimate,
"Trip duration (in seconds)": self._product.get("duration"),
"Vehicle Capacity": self._product["capacity"]
}
if self._product.get("price_details") is not None:
price_details = self._product["price_details"]
dunit = price_details.get("distance_unit")
distance_key = "Trip distance (in {}s)".format(dunit)
distance_val = self._product.get("distance")
params["Cost per minute"] = price_details.get("cost_per_minute")
params["Distance units"] = price_details.get("distance_unit")
params["Cancellation fee"] = price_details.get("cancellation_fee")
cpd = price_details.get("cost_per_distance")
params["Cost per distance"] = cpd
params["Base price"] = price_details.get("base")
params["Minimum price"] = price_details.get("minimum")
params["Price estimate"] = price_details.get("estimate")
params["Price currency code"] = price_details.get("currency_code")
params["High price estimate"] = price_details.get("high_estimate")
params["Low price estimate"] = price_details.get("low_estimate")
params["Surge multiplier"] = price_details.get("surge_multiplier")
else:
distance_key = "Trip distance (in miles)"
distance_val = self._product.get("distance")
params[distance_key] = distance_val
return {k: v for k, v in params.items() if v is not None}
@property
def icon(self):
"""Icon to use in the frontend, if any."""
return ICON
# pylint: disable=too-many-branches
def update(self):
"""Get the latest data from the Uber API and update the states."""
self.data.update()
self._product = self.data.products[self._product_id]
if self._sensortype == "time":
time_estimate = self._product.get("time_estimate_seconds", 0)
self._state = int(time_estimate / 60)
elif self._sensortype == "price":
price_details = self._product.get("price_details")
if price_details is not None:
min_price = price_details.get("minimum")
self._state = int(price_details.get("low_estimate", min_price))
else:
self._state = 0
# pylint: disable=too-few-public-methods
class UberEstimate(object):
"""The class for handling the time and price estimate."""
# pylint: disable=too-many-arguments
def __init__(self, session, start_latitude, start_longitude,
end_latitude=None, end_longitude=None):
"""Initialize the UberEstimate object."""
self._session = session
self.start_latitude = start_latitude
self.start_longitude = start_longitude
self.end_latitude = end_latitude
self.end_longitude = end_longitude
self.products = None
self.update()
@Throttle(MIN_TIME_BETWEEN_UPDATES)
def update(self):
"""Get the latest product info and estimates from the Uber API."""
from uber_rides.client import UberRidesClient
client = UberRidesClient(self._session)
self.products = {}
products_response = client.get_products(
self.start_latitude, self.start_longitude)
products = products_response.json.get("products")
for product in products:
self.products[product["product_id"]] = product
if self.end_latitude is not None and self.end_longitude is not None:
price_response = client.get_price_estimates(
self.start_latitude, self.start_longitude,
self.end_latitude, self.end_longitude)
prices = price_response.json.get("prices", [])
for price in prices:
product = self.products[price["product_id"]]
product["duration"] = price.get("duration", "0")
product["distance"] = price.get("distance", "0")
price_details = product.get("price_details")
if product.get("price_details") is None:
price_details = {}
price_details["estimate"] = price.get("estimate", "0")
price_details["high_estimate"] = price.get("high_estimate",
"0")
price_details["low_estimate"] = price.get("low_estimate", "0")
price_details["currency_code"] = price.get("currency_code")
surge_multiplier = price.get("surge_multiplier", "0")
price_details["surge_multiplier"] = surge_multiplier
product["price_details"] = price_details
estimate_response = client.get_pickup_time_estimates(
self.start_latitude, self.start_longitude)
estimates = estimate_response.json.get("times")
for estimate in estimates:
self.products[estimate["product_id"]][
"time_estimate_seconds"] = estimate.get("estimate", "0")