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sensor.py
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244
sensor.py
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"""Sensor platform for MedMate integration."""
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from __future__ import annotations
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import logging
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from datetime import datetime
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from typing import Any
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from homeassistant.components.sensor import (
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SensorEntity,
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SensorEntityDescription,
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SensorStateClass,
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SensorDeviceClass,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from .const import (
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DOMAIN,
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CONF_MEDICINE_NAME,
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CONF_ACTIVE_INGREDIENT,
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CONF_STRENGTH,
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CONF_PACK_SIZE,
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CONF_SCHEDULE,
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CONF_PRESCRIPTION,
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CONF_ISSUE_DATE,
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CONF_EXPIRY_DATE,
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CONF_DOCTOR,
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CONF_TOTAL_REPEATS,
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CONF_REPEATS_LEFT,
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ATTR_ACTIVE_INGREDIENT,
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ATTR_STRENGTH,
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ATTR_PACK_SIZE,
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ATTR_INVENTORY,
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ATTR_SCHEDULE,
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ATTR_PRESCRIPTION,
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ATTR_ISSUE_DATE,
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ATTR_EXPIRY_DATE,
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ATTR_DOCTOR,
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ATTR_TOTAL_REPEATS,
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ATTR_REPEATS_LEFT,
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ATTR_PRESCRIPTION_ACTIVE,
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ATTR_NEXT_DOSE,
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ATTR_LAST_TAKEN,
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)
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from .coordinator import MedMateDataUpdateCoordinator
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up MedMate sensors."""
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coordinator = hass.data[DOMAIN][config_entry.entry_id]
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sensors = [
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MedMateInventorySensor(coordinator, config_entry),
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MedMateRepeatsSensor(coordinator, config_entry),
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MedMateNextDoseSensor(coordinator, config_entry),
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]
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async_add_entities(sensors)
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class MedMateBaseSensor(CoordinatorEntity, SensorEntity):
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"""Base sensor for MedMate."""
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def __init__(
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self,
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coordinator: MedMateDataUpdateCoordinator,
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config_entry: ConfigEntry,
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description: SensorEntityDescription,
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) -> None:
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"""Initialize the sensor."""
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super().__init__(coordinator)
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self.entity_description = description
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self.config_entry = config_entry
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self._medicine_id = config_entry.data.get("medicine_id")
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# Set unique_id and entity_id
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self._attr_unique_id = f"{self._medicine_id}_{description.key}"
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@property
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def device_info(self) -> dict[str, Any]:
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"""Return device information."""
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medicine_name = self.coordinator.data.get(CONF_MEDICINE_NAME, "Unknown Medicine")
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return {
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"identifiers": {(DOMAIN, self._medicine_id)},
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"name": f"MedMate - {medicine_name}",
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"manufacturer": "MedMate",
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"model": "Medicine Tracker",
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"sw_version": "1.0.0",
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}
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@property
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def available(self) -> bool:
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"""Return if entity is available."""
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return self.coordinator.last_update_success and bool(self.coordinator.data)
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class MedMateInventorySensor(MedMateBaseSensor):
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"""Sensor for medicine inventory."""
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def __init__(
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self,
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coordinator: MedMateDataUpdateCoordinator,
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config_entry: ConfigEntry,
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) -> None:
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"""Initialize the inventory sensor."""
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description = SensorEntityDescription(
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key="inventory",
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name="Inventory",
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icon="mdi:pill",
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state_class=SensorStateClass.MEASUREMENT,
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native_unit_of_measurement="pills",
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)
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super().__init__(coordinator, config_entry, description)
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@property
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def native_value(self) -> int:
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"""Return the inventory count."""
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return self.coordinator.data.get("inventory", 0)
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@property
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def extra_state_attributes(self) -> dict[str, Any]:
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"""Return additional state attributes."""
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data = self.coordinator.data
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schedule = data.get(CONF_SCHEDULE, {})
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prescription = data.get(CONF_PRESCRIPTION, {})
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attrs = {
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ATTR_ACTIVE_INGREDIENT: data.get(CONF_ACTIVE_INGREDIENT),
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ATTR_STRENGTH: data.get(CONF_STRENGTH),
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ATTR_PACK_SIZE: data.get(CONF_PACK_SIZE),
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ATTR_SCHEDULE: schedule,
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ATTR_PRESCRIPTION_ACTIVE: data.get("prescription_active", False),
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}
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# Add prescription details if available
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if prescription:
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attrs.update({
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ATTR_ISSUE_DATE: prescription.get(CONF_ISSUE_DATE),
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ATTR_EXPIRY_DATE: prescription.get(CONF_EXPIRY_DATE),
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ATTR_DOCTOR: prescription.get(CONF_DOCTOR),
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ATTR_TOTAL_REPEATS: prescription.get(CONF_TOTAL_REPEATS),
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ATTR_REPEATS_LEFT: prescription.get(CONF_REPEATS_LEFT),
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})
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return attrs
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class MedMateRepeatsSensor(MedMateBaseSensor):
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"""Sensor for prescription repeats left."""
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def __init__(
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self,
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coordinator: MedMateDataUpdateCoordinator,
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config_entry: ConfigEntry,
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) -> None:
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"""Initialize the repeats sensor."""
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description = SensorEntityDescription(
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key="repeats_left",
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name="Repeats Left",
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icon="mdi:repeat",
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state_class=SensorStateClass.MEASUREMENT,
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native_unit_of_measurement="repeats",
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)
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super().__init__(coordinator, config_entry, description)
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@property
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def native_value(self) -> int:
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"""Return the number of repeats left."""
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prescription = self.coordinator.data.get(CONF_PRESCRIPTION, {})
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return prescription.get(CONF_REPEATS_LEFT, 0)
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@property
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def extra_state_attributes(self) -> dict[str, Any]:
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"""Return additional state attributes."""
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data = self.coordinator.data
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prescription = data.get(CONF_PRESCRIPTION, {})
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return {
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ATTR_TOTAL_REPEATS: prescription.get(CONF_TOTAL_REPEATS, 0),
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ATTR_PRESCRIPTION_ACTIVE: data.get("prescription_active", False),
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ATTR_ISSUE_DATE: prescription.get(CONF_ISSUE_DATE),
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ATTR_EXPIRY_DATE: prescription.get(CONF_EXPIRY_DATE),
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ATTR_DOCTOR: prescription.get(CONF_DOCTOR),
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}
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class MedMateNextDoseSensor(MedMateBaseSensor):
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"""Sensor for next dose time."""
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def __init__(
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self,
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coordinator: MedMateDataUpdateCoordinator,
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config_entry: ConfigEntry,
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) -> None:
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"""Initialize the next dose sensor."""
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description = SensorEntityDescription(
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key="next_dose",
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name="Next Dose",
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icon="mdi:clock-outline",
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device_class=SensorDeviceClass.TIMESTAMP,
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)
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super().__init__(coordinator, config_entry, description)
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@property
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def native_value(self) -> datetime | None:
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"""Return the next dose time."""
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next_dose = self.coordinator.data.get("next_dose")
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if next_dose and isinstance(next_dose, str):
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try:
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return datetime.fromisoformat(next_dose)
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except ValueError:
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return None
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return next_dose
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@property
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def extra_state_attributes(self) -> dict[str, Any]:
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"""Return additional state attributes."""
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data = self.coordinator.data
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schedule = data.get(CONF_SCHEDULE, {})
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last_taken = data.get("last_taken", {})
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# Get most recent dose taken
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most_recent_dose = None
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if last_taken:
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recent_doses = sorted(last_taken.values(), reverse=True)
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if recent_doses:
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try:
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most_recent_dose = datetime.fromisoformat(recent_doses[0])
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except (ValueError, TypeError):
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most_recent_dose = None
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return {
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ATTR_SCHEDULE: schedule,
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ATTR_LAST_TAKEN: most_recent_dose,
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"dose_due": data.get("dose_due", False),
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}
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