feat: add the watch as the device tracker entity (#1189)

custom_components/xiaomi_home/device_tracker.py

@@ -0,0 +1,126 @@
+# -*- coding: utf-8 -*-
+"""
+Copyright (C) 2024 Xiaomi Corporation.
+
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+license, including source code and object code (collectively, "Licensed Work"),
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+you to use the Licensed Work for any other purpose, including but not limited
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+
+Device tracker entities for Xiaomi Home.
+"""
+from __future__ import annotations
+from typing import Optional
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+from homeassistant.components.device_tracker import TrackerEntity
+
+from .miot.const import DOMAIN
+from .miot.miot_device import MIoTDevice, MIoTServiceEntity, MIoTEntityData
+from .miot.miot_spec import MIoTSpecProperty
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    config_entry: ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    device_list: list[MIoTDevice] = hass.data[DOMAIN]['devices'][
+        config_entry.entry_id]
+    new_entities = []
+    for miot_device in device_list:
+        for data in miot_device.entity_list.get('device_tracker', []):
+            new_entities.append(
+                DeviceTracker(miot_device=miot_device, entity_data=data))
+    if new_entities:
+        async_add_entities(new_entities)
+
+
+class DeviceTracker(MIoTServiceEntity, TrackerEntity):
+    """Tracker entities for Xiaomi Home."""
+    _prop_battery_level: Optional[MIoTSpecProperty]
+    _prop_latitude: Optional[MIoTSpecProperty]
+    _prop_longitude: Optional[MIoTSpecProperty]
+    _prop_area_id: Optional[MIoTSpecProperty]
+
+    def __init__(self, miot_device: MIoTDevice,
+                 entity_data: MIoTEntityData) -> None:
+        super().__init__(miot_device=miot_device, entity_data=entity_data)
+        self._prop_battery_level = None
+        self._prop_latitude = None
+        self._prop_longitude = None
+        self._prop_area_id = None
+
+        # properties
+        for prop in entity_data.props:
+            if prop.name == 'battery-level':
+                self._prop_battery_level = prop
+            elif prop.name == 'latitude':
+                self._prop_latitude = prop
+            elif prop.name == 'longitude':
+                self._prop_longitude = prop
+            elif prop.name == 'area-id':
+                self._prop_area_id = prop
+
+    @property
+    def battery_level(self) -> Optional[int]:
+        """The battery level of the device."""
+        return None if (self._prop_battery_level
+                        is None) else self.get_prop_value(
+                            prop=self._prop_battery_level)
+
+    @property
+    def latitude(self) -> Optional[float]:
+        """The latitude coordinate of the device."""
+        return None if self._prop_latitude is None else self.get_prop_value(
+            prop=self._prop_latitude)
+
+    @property
+    def longitude(self) -> Optional[float]:
+        """The longitude coordinate of the device."""
+        return None if self._prop_longitude is None else self.get_prop_value(
+            prop=self._prop_longitude)
+
+    @property
+    def location_name(self) -> Optional[str]:
+        """The location name of the device."""
+        return None if self._prop_area_id is None else self.get_prop_value(
+            prop=self._prop_area_id)