From 1546ec777857af6669e42f0d686f8dab797641ac Mon Sep 17 00:00:00 2001
From: ray0711 <ray0711@users.noreply.github.com>
Date: Tue, 7 Feb 2017 08:52:07 +0100
Subject: [PATCH] Fix brightness slider for mqtt template lights (#5780)

Add the missing supported_features declaration.
---
 homeassistant/components/light/mqtt_template.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/homeassistant/components/light/mqtt_template.py b/homeassistant/components/light/mqtt_template.py
index 55d4afac231..b7520fce682 100755
--- a/homeassistant/components/light/mqtt_template.py
+++ b/homeassistant/components/light/mqtt_template.py
@@ -284,3 +284,16 @@ class MqttTemplate(Light):
 
         if self._optimistic:
             self.schedule_update_ha_state()
+
+    @property
+    def supported_features(self):
+        """Flag supported features."""
+        features = 0
+        if self._brightness is not None:
+            features = features | SUPPORT_BRIGHTNESS
+        if self._rgb is not None:
+            features = features | SUPPORT_RGB_COLOR
+        if self._effect_list is not None:
+            features = features | SUPPORT_EFFECT
+
+        return features