74 lines
2.3 KiB
Python
74 lines
2.3 KiB
Python
"""Support for ADS sensors."""
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import logging
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import voluptuous as vol
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from homeassistant.components import ads
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from homeassistant.components.sensor import PLATFORM_SCHEMA
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from homeassistant.const import CONF_NAME, CONF_UNIT_OF_MEASUREMENT
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import homeassistant.helpers.config_validation as cv
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from . import CONF_ADS_FACTOR, CONF_ADS_TYPE, CONF_ADS_VAR, \
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AdsEntity, STATE_KEY_STATE
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_LOGGER = logging.getLogger(__name__)
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DEFAULT_NAME = "ADS sensor"
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DEPENDENCIES = ['ads']
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Required(CONF_ADS_VAR): cv.string,
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vol.Optional(CONF_ADS_FACTOR): cv.positive_int,
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vol.Optional(CONF_ADS_TYPE, default=ads.ADSTYPE_INT):
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vol.In([ads.ADSTYPE_INT, ads.ADSTYPE_UINT, ads.ADSTYPE_BYTE,
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ads.ADSTYPE_DINT, ads.ADSTYPE_UDINT]),
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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vol.Optional(CONF_UNIT_OF_MEASUREMENT, default=''): cv.string,
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})
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up an ADS sensor device."""
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ads_hub = hass.data.get(ads.DATA_ADS)
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ads_var = config.get(CONF_ADS_VAR)
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ads_type = config.get(CONF_ADS_TYPE)
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name = config.get(CONF_NAME)
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unit_of_measurement = config.get(CONF_UNIT_OF_MEASUREMENT)
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factor = config.get(CONF_ADS_FACTOR)
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entity = AdsSensor(
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ads_hub, ads_var, ads_type, name, unit_of_measurement, factor)
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add_entities([entity])
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class AdsSensor(AdsEntity):
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"""Representation of an ADS sensor entity."""
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def __init__(self, ads_hub, ads_var, ads_type, name, unit_of_measurement,
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factor):
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"""Initialize AdsSensor entity."""
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super().__init__(ads_hub, name, ads_var)
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self._unit_of_measurement = unit_of_measurement
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self._ads_type = ads_type
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self._factor = factor
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async def async_added_to_hass(self):
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"""Register device notification."""
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await self.async_initialize_device(
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self._ads_var,
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self._ads_hub.ADS_TYPEMAP[self._ads_type],
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STATE_KEY_STATE,
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self._factor)
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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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return self._state_dict[STATE_KEY_STATE]
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement."""
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return self._unit_of_measurement
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