79 lines
2.0 KiB
Python
79 lines
2.0 KiB
Python
"""
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Support for tracking the moon phases.
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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.moon/
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"""
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import logging
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import voluptuous as vol
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from homeassistant.components.sensor import PLATFORM_SCHEMA
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from homeassistant.const import (CONF_NAME)
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import homeassistant.util.dt as dt_util
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from homeassistant.helpers.entity import Entity
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import homeassistant.helpers.config_validation as cv
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_LOGGER = logging.getLogger(__name__)
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DEFAULT_NAME = 'Moon'
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ICON = 'mdi:brightness-3'
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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})
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async def async_setup_platform(
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hass, config, async_add_entities, discovery_info=None):
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"""Set up the Moon sensor."""
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name = config.get(CONF_NAME)
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async_add_entities([MoonSensor(name)], True)
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class MoonSensor(Entity):
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"""Representation of a Moon sensor."""
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def __init__(self, name):
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"""Initialize the sensor."""
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self._name = name
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self._state = None
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@property
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def name(self):
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"""Return the name of the device."""
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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 device."""
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if self._state == 0:
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return 'new_moon'
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if self._state < 7:
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return 'waxing_crescent'
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if self._state == 7:
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return 'first_quarter'
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if self._state < 14:
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return 'waxing_gibbous'
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if self._state == 14:
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return 'full_moon'
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if self._state < 21:
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return 'waning_gibbous'
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if self._state == 21:
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return 'last_quarter'
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return 'waning_crescent'
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@property
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def icon(self):
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"""Icon to use in the frontend, if any."""
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return ICON
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async def async_update(self):
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"""Get the time and updates the states."""
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from astral import Astral
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today = dt_util.as_local(dt_util.utcnow()).date()
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self._state = Astral().moon_phase(today)
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