89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
"""
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Support for watching multiple cryptocurrencies.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.sochain/
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"""
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import asyncio
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import logging
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from datetime import timedelta
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import voluptuous as vol
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import homeassistant.helpers.config_validation as cv
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from homeassistant.components.sensor import PLATFORM_SCHEMA
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from homeassistant.const import (CONF_NAME, ATTR_ATTRIBUTION)
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from homeassistant.helpers.entity import Entity
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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REQUIREMENTS = ['python-sochain-api==0.0.2']
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_LOGGER = logging.getLogger(__name__)
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CONF_ADDRESS = 'address'
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CONF_NETWORK = 'network'
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CONF_ATTRIBUTION = "Data provided by chain.so"
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DEFAULT_NAME = 'Crypto Balance'
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SCAN_INTERVAL = timedelta(minutes=5)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Required(CONF_ADDRESS): cv.string,
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vol.Required(CONF_NETWORK): cv.string,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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})
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_entities,
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discovery_info=None):
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"""Set up the sochain sensors."""
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from pysochain import ChainSo
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address = config.get(CONF_ADDRESS)
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network = config.get(CONF_NETWORK)
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name = config.get(CONF_NAME)
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session = async_get_clientsession(hass)
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chainso = ChainSo(network, address, hass.loop, session)
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async_add_entities([SochainSensor(name, network.upper(), chainso)], True)
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class SochainSensor(Entity):
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"""Representation of a Sochain sensor."""
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def __init__(self, name, unit_of_measurement, chainso):
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"""Initialize the sensor."""
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self._name = name
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self._unit_of_measurement = unit_of_measurement
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self.chainso = chainso
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def state(self):
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"""Return the state of the sensor."""
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return self.chainso.data.get("confirmed_balance") \
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if self.chainso is not None else None
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement this sensor expresses itself in."""
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return self._unit_of_measurement
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@property
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def device_state_attributes(self):
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"""Return the state attributes of the sensor."""
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return {
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ATTR_ATTRIBUTION: CONF_ATTRIBUTION,
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}
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@asyncio.coroutine
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def async_update(self):
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"""Get the latest state of the sensor."""
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yield from self.chainso.async_get_data()
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