Device support of the Xioami Philips Smart LED Ball Lamp (#94)

* Device support of the Xioami Philips Smart LED Ball Lamp.

* Some glitches fixed.

* Missing import added.

* Line too long fixed.

miio/__init__.py

@@ -10,6 +10,7 @@
 from miio.waterpurifier import WaterPurifier
 from miio.strip import Strip
 from miio.ceil import Ceil
+from miio.philips_bulb import PhilipsBulb
 from miio.philips_eyecare import PhilipsEyecare
 from miio.chuangmi_ir import ChuangmiIr
 from miio.fan import Fan

miio/discovery.py

@@ -4,8 +4,8 @@
 import inspect
 import codecs
 from . import (Device, Vacuum, Plug, PlugV1, Strip, AirPurifier, Ceil,
-               PhilipsEyecare, ChuangmiIr, AirHumidifier, WaterPurifier,
-               WifiSpeaker, Yeelight)
+               PhilipsBulb, PhilipsEyecare, ChuangmiIr, AirHumidifier,
+               WaterPurifier, WifiSpeaker, Yeelight)
 from typing import Union, Callable, Dict, Optional  # noqa: F401
 
 
@@ -29,7 +29,7 @@
     "zhimi-humidifier-v1": AirHumidifier,
     "yunmi-waterpuri-v2": WaterPurifier,
     # It looks like philips devices cannot be discovered via mdns
-    "philips-light-bulb": Ceil,
+    "philips-light-bulb": PhilipsBulb,
     "philips-light-ceil": Ceil,
     "philips-light-sread1": PhilipsEyecare,
     "xiaomi-wifispeaker-v1": WifiSpeaker,  # name needs to be checked

miio/philips_bulb.py

@@ -0,0 +1,92 @@
+import logging
+from .device import Device
+from typing import Any, Dict
+from collections import defaultdict
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class PhilipsBulbStatus:
+    """Container for status reports from Xiaomi Philips LED Ceiling Lamp"""
+
+    def __init__(self, data: Dict[str, Any]) -> None:
+        # ['power': 'on', 'bright': 85, 'cct': 9, 'snm': 0, 'dv': 0]
+        self.data = data
+
+    @property
+    def power(self) -> str:
+        return self.data["power"]
+
+    @property
+    def is_on(self) -> bool:
+        return self.power == "on"
+
+    @property
+    def brightness(self) -> int:
+        return self.data["bright"]
+
+    @property
+    def color_temperature(self) -> int:
+        return self.data["cct"]
+
+    @property
+    def scene(self) -> int:
+        return self.data["snm"]
+
+    @property
+    def delay_off_countdown(self) -> int:
+        return self.data["dv"]
+
+    def __str__(self) -> str:
+        s = "<PhilipsBulbStatus power=%s, brightness=%s, " \
+            "color_temperature=%s, scene=%s, delay_off_countdown=%s>" % \
+            (self.power, self.brightness,
+             self.color_temperature, self.scene, self.delay_off_countdown)
+        return s
+
+
+class PhilipsBulb(Device):
+    """Main class representing Xiaomi Philips LED Ball Lamp."""
+
+    def on(self):
+        """Power on."""
+        return self.send("set_power", ["on"])
+
+    def off(self):
+        """Power off."""
+        return self.send("set_power", ["off"])
+
+    def set_brightness(self, level: int):
+        """Set brightness level."""
+        return self.send("set_bright", [level])
+
+    def set_color_temperature(self, level: int):
+        """Set Correlated Color Temperature."""
+        return self.send("set_cct", [level])
+
+    def delay_off(self, seconds: int):
+        """Set delay off seconds."""
+        return self.send("delay_off", [seconds])
+
+    def set_scene(self, num: int):
+        """Set scene number."""
+        return self.send("apply_fixed_scene", [num])
+
+    def status(self) -> PhilipsBulbStatus:
+        """Retrieve properties."""
+        properties = ['power', 'bright', 'cct', 'snm', 'dv', ]
+        values = self.send(
+            "get_prop",
+            properties
+        )
+
+        properties_count = len(properties)
+        values_count = len(values)
+        if properties_count != values_count:
+            _LOGGER.debug(
+                "Count (%s) of requested properties does not match the "
+                "count (%s) of received values.",
+                properties_count, values_count)
+
+        return PhilipsBulbStatus(
+            defaultdict(lambda: None, zip(properties, values)))