105 lines
2.7 KiB
Python
105 lines
2.7 KiB
Python
"""Support for the Brother service."""
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import logging
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from homeassistant.helpers.entity import Entity
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from .const import (
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ATTR_DRUM_COUNTER,
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ATTR_DRUM_REMAINING_LIFE,
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ATTR_DRUM_REMAINING_PAGES,
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ATTR_ICON,
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ATTR_LABEL,
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ATTR_MANUFACTURER,
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ATTR_UNIT,
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DOMAIN,
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SENSOR_TYPES,
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)
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Add Brother entities from a config_entry."""
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brother = hass.data[DOMAIN][config_entry.entry_id]
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sensors = []
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name = brother.model
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device_info = {
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"identifiers": {(DOMAIN, brother.serial)},
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"name": brother.model,
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"manufacturer": ATTR_MANUFACTURER,
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"model": brother.model,
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"sw_version": brother.firmware,
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}
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for sensor in SENSOR_TYPES:
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if sensor in brother.data:
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sensors.append(BrotherPrinterSensor(brother, name, sensor, device_info))
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async_add_entities(sensors, True)
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class BrotherPrinterSensor(Entity):
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"""Define an Brother Printer sensor."""
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def __init__(self, printer, name, kind, device_info):
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"""Initialize."""
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self.printer = printer
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self._name = name
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self._device_info = device_info
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self._unique_id = f"{self.printer.serial.lower()}_{kind}"
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self.kind = kind
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self._state = None
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self._attrs = {}
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@property
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def name(self):
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"""Return the name."""
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return f"{self._name} {SENSOR_TYPES[self.kind][ATTR_LABEL]}"
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@property
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def state(self):
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"""Return the state."""
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return self._state
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@property
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def device_state_attributes(self):
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"""Return the state attributes."""
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if self.kind == ATTR_DRUM_REMAINING_LIFE:
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self._attrs["remaining_pages"] = self.printer.data.get(
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ATTR_DRUM_REMAINING_PAGES
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)
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self._attrs["counter"] = self.printer.data.get(ATTR_DRUM_COUNTER)
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return self._attrs
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@property
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def icon(self):
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"""Return the icon."""
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return SENSOR_TYPES[self.kind][ATTR_ICON]
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@property
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def unique_id(self):
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"""Return a unique_id for this entity."""
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return self._unique_id
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@property
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def unit_of_measurement(self):
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"""Return the unit the value is expressed in."""
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return SENSOR_TYPES[self.kind][ATTR_UNIT]
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@property
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def available(self):
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"""Return True if entity is available."""
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return self.printer.available
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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 self._device_info
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async def async_update(self):
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"""Update the data from printer."""
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await self.printer.async_update()
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self._state = self.printer.data.get(self.kind)
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