Add basic support for LimitlessLED

homeassistant/components/light/limitlessled.py

@@ -0,0 +1,102 @@
+"""
+homeassistant.components.light.limitlessled
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Support for LimitlessLED bulbs, also known as...
+
+EasyBulb
+AppLight
+AppLamp
+MiLight
+LEDme
+dekolight
+iLight
+
+"""
+import random
+import logging
+
+from homeassistant.helpers.entity import ToggleEntity
+from homeassistant.const import STATE_ON, STATE_OFF, DEVICE_DEFAULT_NAME
+from homeassistant.components.light import ATTR_BRIGHTNESS
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+    try:
+        import ledcontroller
+    except ImportError:
+        _LOGGER.exception("Error while importing dependency ledcontroller.")
+        return
+
+    led = ledcontroller.LedController(config['host'])
+
+    lights = []
+    for i in range(1, 5):
+        if 'group_%d_name' % (i) in config:
+            lights.append(
+                LimitlessLED(
+                    led,
+                    i,
+                    config['group_%d_name' % (i)],
+                    STATE_OFF
+                )
+            )
+
+    add_devices_callback(lights)
+
+
+class LimitlessLED(ToggleEntity):
+    def __init__(self, led, group, name, state, brightness=180):
+        self.led = led
+        self.group = group
+
+        # LimitlessLEDs don't report state, we have track it ourselves.
+        self.led.off(self.group)
+
+        self._name = name or DEVICE_DEFAULT_NAME
+        self._state = state
+        self._brightness = brightness
+
+    @property
+    def should_poll(self):
+        """ No polling needed for a demo light. """
+        return False
+
+    @property
+    def name(self):
+        """ Returns the name of the device if any. """
+        return self._name
+
+    @property
+    def state(self):
+        """ Returns the name of the device if any. """
+        return self._state
+
+    @property
+    def state_attributes(self):
+        """ Returns optional state attributes. """
+        if self.is_on:
+            return {
+                ATTR_BRIGHTNESS: self._brightness,
+            }
+
+    @property
+    def is_on(self):
+        """ True if device is on. """
+        return self._state == STATE_ON
+
+    def turn_on(self, **kwargs):
+        """ Turn the device on. """
+        self._state = STATE_ON
+
+        if ATTR_BRIGHTNESS in kwargs:
+            self._brightness = kwargs[ATTR_BRIGHTNESS]
+
+        self.led.set_brightness(self._brightness, self.group)
+
+    def turn_off(self, **kwargs):
+        """ Turn the device off. """
+        self._state = STATE_OFF
+        self.led.off(self.group)