Initial TapoCamera support (#1165)

Adds experimental support for the Tapo Camera protocol also used by the H200 hub.
Creates a new SslAesTransport and a derived SmartCamera and SmartCameraProtocol.

kasa/experimental/smartcamera.py

@@ -0,0 +1,84 @@
+"""Module for smartcamera."""
+
+from __future__ import annotations
+
+from ..device_type import DeviceType
+from ..smart import SmartDevice
+from .sslaestransport import SmartErrorCode
+
+
+class SmartCamera(SmartDevice):
+    """Class for smart cameras."""
+
+    async def update(self, update_children: bool = False):
+        """Update the device."""
+        initial_query = {
+            "getDeviceInfo": {"device_info": {"name": ["basic_info", "info"]}},
+            "getLensMaskConfig": {"lens_mask": {"name": ["lens_mask_info"]}},
+        }
+        resp = await self.protocol.query(initial_query)
+        self._last_update.update(resp)
+        info = self._try_get_response(resp, "getDeviceInfo")
+        self._info = self._map_info(info["device_info"])
+        self._last_update = resp
+
+    def _map_info(self, device_info: dict) -> dict:
+        basic_info = device_info["basic_info"]
+        return {
+            "model": basic_info["device_model"],
+            "type": basic_info["device_type"],
+            "alias": basic_info["device_alias"],
+            "fw_ver": basic_info["sw_version"],
+            "hw_ver": basic_info["hw_version"],
+            "mac": basic_info["mac"],
+            "hwId": basic_info["hw_id"],
+            "oem_id": basic_info["oem_id"],
+        }
+
+    @property
+    def is_on(self) -> bool:
+        """Return true if the device is on."""
+        if isinstance(self._last_update["getLensMaskConfig"], SmartErrorCode):
+            return True
+        return (
+            self._last_update["getLensMaskConfig"]["lens_mask"]["lens_mask_info"][
+                "enabled"
+            ]
+            == "on"
+        )
+
+    async def set_state(self, on: bool):
+        """Set the device state."""
+        if isinstance(self._last_update["getLensMaskConfig"], SmartErrorCode):
+            return
+        query = {
+            "setLensMaskConfig": {
+                "lens_mask": {"lens_mask_info": {"enabled": "on" if on else "off"}}
+            },
+        }
+        return await self.protocol.query(query)
+
+    @property
+    def device_type(self) -> DeviceType:
+        """Return the device type."""
+        return DeviceType.Camera
+
+    @property
+    def alias(self) -> str | None:
+        """Returns the device alias or nickname."""
+        if self._info:
+            return self._info.get("alias")
+        return None
+
+    @property
+    def hw_info(self) -> dict:
+        """Return hardware info for the device."""
+        return {
+            "sw_ver": self._info.get("hw_ver"),
+            "hw_ver": self._info.get("fw_ver"),
+            "mac": self._info.get("mac"),
+            "type": self._info.get("type"),
+            "hwId": self._info.get("hwId"),
+            "dev_name": self.alias,
+            "oemId": self._info.get("oem_id"),
+        }