From bcc343c91f93bab319d9414187b272361511a4a8 Mon Sep 17 00:00:00 2001
From: Martin Grzeslowski <martin.grzeslowski@gmail.com>
Date: Tue, 9 Apr 2019 23:09:05 +0200
Subject: [PATCH] #9 Turn off LED when `brightness` is zero

---
 .../openhab/binding/supla/handler/CloudDeviceHandler.java | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/addons/binding/org.openhab.binding.supla/src/main/java/org/openhab/binding/supla/handler/CloudDeviceHandler.java b/addons/binding/org.openhab.binding.supla/src/main/java/org/openhab/binding/supla/handler/CloudDeviceHandler.java
index 36b0141decb5..27cb97097baf 100644
--- a/addons/binding/org.openhab.binding.supla/src/main/java/org/openhab/binding/supla/handler/CloudDeviceHandler.java
+++ b/addons/binding/org.openhab.binding.supla/src/main/java/org/openhab/binding/supla/handler/CloudDeviceHandler.java
@@ -280,8 +280,14 @@ protected void handlePercentCommand(final ChannelUID channelUID, final PercentTy
 
     private void sendNewLedValue(final ChannelUID channelUID, int channelId, final HSBType hsbType) throws ApiException {
         final String rgb = HsbTypeConverter.INSTANCE.convert(hsbType);
-        final int colorBrightness = hsbType.getSaturation().intValue();
         final int brightness = hsbType.getBrightness().intValue();
+        final int colorBrightness;
+        if (brightness > 0) {
+            colorBrightness = hsbType.getSaturation().intValue();
+        } else {
+            logger.trace("Set colorBrightness to 0% because brightness is 0%");
+            colorBrightness = 0;
+        }
         logger.trace("Changing RGB to {}, color brightness {}%, brightness {}%", rgb, colorBrightness, brightness);
         final ChannelExecuteActionRequest action = new ChannelExecuteActionRequest()
                                                            .action(SET_RGBW_PARAMETERS)