133 lines
4.1 KiB
Python
133 lines
4.1 KiB
Python
"""Support for the Geofency device tracker platform."""
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from homeassistant.components.device_tracker import SOURCE_TYPE_GPS
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from homeassistant.components.device_tracker.config_entry import TrackerEntity
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from homeassistant.const import ATTR_LATITUDE, ATTR_LONGITUDE
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from homeassistant.core import callback
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from homeassistant.helpers import device_registry
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.restore_state import RestoreEntity
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from . import DOMAIN as GF_DOMAIN, TRACKER_UPDATE
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up Geofency config entry."""
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@callback
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def _receive_data(device, gps, location_name, attributes):
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"""Fire HA event to set location."""
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if device in hass.data[GF_DOMAIN]["devices"]:
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return
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hass.data[GF_DOMAIN]["devices"].add(device)
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async_add_entities([GeofencyEntity(device, gps, location_name, attributes)])
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hass.data[GF_DOMAIN]["unsub_device_tracker"][
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config_entry.entry_id
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] = async_dispatcher_connect(hass, TRACKER_UPDATE, _receive_data)
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# Restore previously loaded devices
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dev_reg = await device_registry.async_get_registry(hass)
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dev_ids = {
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identifier[1]
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for device in dev_reg.devices.values()
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for identifier in device.identifiers
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if identifier[0] == GF_DOMAIN
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}
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if dev_ids:
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hass.data[GF_DOMAIN]["devices"].update(dev_ids)
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async_add_entities(GeofencyEntity(dev_id) for dev_id in dev_ids)
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return True
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class GeofencyEntity(TrackerEntity, RestoreEntity):
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"""Represent a tracked device."""
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def __init__(self, device, gps=None, location_name=None, attributes=None):
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"""Set up Geofency entity."""
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self._attributes = attributes or {}
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self._name = device
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self._location_name = location_name
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self._gps = gps
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self._unsub_dispatcher = None
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self._unique_id = device
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@property
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def extra_state_attributes(self):
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"""Return device specific attributes."""
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return self._attributes
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@property
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def latitude(self):
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"""Return latitude value of the device."""
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return self._gps[0]
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@property
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def longitude(self):
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"""Return longitude value of the device."""
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return self._gps[1]
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@property
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def location_name(self):
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"""Return a location name for the current location of the device."""
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return self._location_name
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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 unique_id(self):
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"""Return the unique ID."""
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return self._unique_id
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@property
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def device_info(self):
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"""Return the device info."""
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return {"name": self._name, "identifiers": {(GF_DOMAIN, self._unique_id)}}
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@property
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def source_type(self):
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"""Return the source type, eg gps or router, of the device."""
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return SOURCE_TYPE_GPS
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async def async_added_to_hass(self):
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"""Register state update callback."""
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await super().async_added_to_hass()
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self._unsub_dispatcher = async_dispatcher_connect(
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self.hass, TRACKER_UPDATE, self._async_receive_data
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)
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if self._attributes:
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return
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state = await self.async_get_last_state()
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if state is None:
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self._gps = (None, None)
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return
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attr = state.attributes
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self._gps = (attr.get(ATTR_LATITUDE), attr.get(ATTR_LONGITUDE))
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async def async_will_remove_from_hass(self):
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"""Clean up after entity before removal."""
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await super().async_will_remove_from_hass()
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self._unsub_dispatcher()
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self.hass.data[GF_DOMAIN]["devices"].remove(self._unique_id)
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@callback
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def _async_receive_data(self, device, gps, location_name, attributes):
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"""Mark the device as seen."""
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if device != self.name:
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return
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self._attributes.update(attributes)
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self._location_name = location_name
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self._gps = gps
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self.async_write_ha_state()
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