72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
"""Support for monitoring an SABnzbd NZB client."""
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import logging
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.entity import Entity
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from . import DATA_SABNZBD, SENSOR_TYPES, SIGNAL_SABNZBD_UPDATED
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_LOGGER = logging.getLogger(__name__)
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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 SABnzbd sensors."""
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if discovery_info is None:
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return
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sab_api_data = hass.data[DATA_SABNZBD]
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sensors = sab_api_data.sensors
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client_name = sab_api_data.name
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async_add_entities([SabnzbdSensor(sensor, sab_api_data, client_name)
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for sensor in sensors])
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class SabnzbdSensor(Entity):
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"""Representation of an SABnzbd sensor."""
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def __init__(self, sensor_type, sabnzbd_api_data, client_name):
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"""Initialize the sensor."""
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self._client_name = client_name
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self._field_name = SENSOR_TYPES[sensor_type][2]
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self._name = SENSOR_TYPES[sensor_type][0]
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self._sabnzbd_api = sabnzbd_api_data
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self._state = None
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self._type = sensor_type
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self._unit_of_measurement = SENSOR_TYPES[sensor_type][1]
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async def async_added_to_hass(self):
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"""Call when entity about to be added to hass."""
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async_dispatcher_connect(
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self.hass, SIGNAL_SABNZBD_UPDATED, self.update_state)
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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 '{} {}'.format(self._client_name, 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._state
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def should_poll(self):
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"""Don't poll. Will be updated by dispatcher signal."""
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return False
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity, if any."""
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return self._unit_of_measurement
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def update_state(self, args):
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"""Get the latest data and updates the states."""
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self._state = self._sabnzbd_api.get_queue_field(self._field_name)
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if self._type == 'speed':
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self._state = round(float(self._state) / 1024, 1)
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elif 'size' in self._type:
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self._state = round(float(self._state), 2)
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self.schedule_update_ha_state()
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