Add battery module to smartcam devices (#1452)

kasa/smartcam/modules/battery.py

@@ -0,0 +1,113 @@
+"""Implementation of baby cry detection module."""
+
+from __future__ import annotations
+
+import logging
+
+from ...feature import Feature
+from ..smartcammodule import SmartCamModule
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class Battery(SmartCamModule):
+    """Implementation of a battery module."""
+
+    REQUIRED_COMPONENT = "battery"
+
+    def _initialize_features(self) -> None:
+        """Initialize features."""
+        self._add_feature(
+            Feature(
+                self._device,
+                "battery_low",
+                "Battery low",
+                container=self,
+                attribute_getter="battery_low",
+                icon="mdi:alert",
+                type=Feature.Type.BinarySensor,
+                category=Feature.Category.Debug,
+            )
+        )
+
+        self._add_feature(
+            Feature(
+                self._device,
+                "battery_level",
+                "Battery level",
+                container=self,
+                attribute_getter="battery_percent",
+                icon="mdi:battery",
+                unit_getter=lambda: "%",
+                category=Feature.Category.Info,
+                type=Feature.Type.Sensor,
+            )
+        )
+
+        self._add_feature(
+            Feature(
+                self._device,
+                "battery_temperature",
+                "Battery temperature",
+                container=self,
+                attribute_getter="battery_temperature",
+                icon="mdi:battery",
+                unit_getter=lambda: "celsius",
+                category=Feature.Category.Debug,
+                type=Feature.Type.Sensor,
+            )
+        )
+        self._add_feature(
+            Feature(
+                self._device,
+                "battery_voltage",
+                "Battery voltage",
+                container=self,
+                attribute_getter="battery_voltage",
+                icon="mdi:battery",
+                unit_getter=lambda: "V",
+                category=Feature.Category.Debug,
+                type=Feature.Type.Sensor,
+            )
+        )
+        self._add_feature(
+            Feature(
+                self._device,
+                "battery_charging",
+                "Battery charging",
+                container=self,
+                attribute_getter="battery_charging",
+                icon="mdi:alert",
+                type=Feature.Type.BinarySensor,
+                category=Feature.Category.Debug,
+            )
+        )
+
+    def query(self) -> dict:
+        """Query to execute during the update cycle."""
+        return {}
+
+    @property
+    def battery_percent(self) -> int:
+        """Return battery level."""
+        return self._device.sys_info["battery_percent"]
+
+    @property
+    def battery_low(self) -> bool:
+        """Return True if battery is low."""
+        return self._device.sys_info["low_battery"]
+
+    @property
+    def battery_temperature(self) -> bool:
+        """Return battery voltage in C."""
+        return self._device.sys_info["battery_temperature"]
+
+    @property
+    def battery_voltage(self) -> bool:
+        """Return battery voltage in V."""
+        return self._device.sys_info["battery_voltage"] / 1_000
+
+    @property
+    def battery_charging(self) -> bool:
+        """Return True if battery is charging."""
+        return self._device.sys_info["battery_voltage"] != "NO"