Added battery level to wink devices (#1979)

homeassistant/components/binary_sensor/wink.py

@@ -7,10 +7,10 @@ at https://home-assistant.io/components/sensor.wink/
 import logging
 
 from homeassistant.components.binary_sensor import BinarySensorDevice
-from homeassistant.const import CONF_ACCESS_TOKEN
+from homeassistant.const import CONF_ACCESS_TOKEN, ATTR_BATTERY_LEVEL
 from homeassistant.helpers.entity import Entity
 
-REQUIREMENTS = ['python-wink==0.7.5']
+REQUIREMENTS = ['python-wink==0.7.6']
 
 # These are the available sensors mapped to binary_sensor class
 SENSOR_TYPES = {
@@ -48,6 +48,7 @@ class WinkBinarySensorDevice(BinarySensorDevice, Entity):
         """Initialize the Wink binary sensor."""
         self.wink = wink
         self._unit_of_measurement = self.wink.UNIT
+        self._battery = self.wink.battery_level
         self.capability = self.wink.capability()
 
     @property
@@ -85,3 +86,16 @@ class WinkBinarySensorDevice(BinarySensorDevice, Entity):
     def update(self):
         """Update state of the sensor."""
         self.wink.update_state()
+
+    @property
+    def device_state_attributes(self):
+        """Return the state attributes."""
+        if self._battery:
+            return {
+                ATTR_BATTERY_LEVEL: self._battery_level,
+            }
+
+    @property
+    def _battery_level(self):
+        """Return the battery level."""
+        return self.wink.battery_level * 100