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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.mihome.internal.handler;
  14
  15 import static org.openhab.binding.mihome.internal.XiaomiGatewayBindingConstants.*;
  16
  17 import org.openhab.binding.mihome.internal.ColorUtil;
  18 import org.openhab.core.library.types.DecimalType;
  19 import org.openhab.core.library.types.HSBType;
  20 import org.openhab.core.library.types.OnOffType;
  21 import org.openhab.core.library.types.PercentType;
  22 import org.openhab.core.thing.ChannelUID;
  23 import org.openhab.core.thing.Thing;
  24 import org.openhab.core.types.Command;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 import com.google.gson.JsonObject;
  29
  30 /**
  31  * @author Patrick Boos - Initial contribution
  32  * @author Dieter Schmidt - Refactor & sound
  33  */
  34 public class XiaomiActorGatewayHandler extends XiaomiActorBaseHandler {
  35
  36     private static final int COLOR_TEMPERATURE_MAX = 6500;
  37     private static final int COLOR_TEMPERATURE_MIN = 1700;
  38
  39     private static final int DEFAULT_BRIGTHNESS_PCENT = 100;
  40     private static final int DEFAULT_VOLUME_PCENT = 50;
  41     private static final int DEFAULT_COLOR = 0xffffff;
  42
  43     private static final String RGB = "rgb";
  44     private static final String ILLUMINATION = "illumination";
  45     private static final String MID = "mid";
  46     private static final String VOL = "vol";
  47
  48     private Integer lastBrigthness;
  49     private Integer lastVolume;
  50     private Integer lastColor;
  51
  52     private final Logger logger = LoggerFactory.getLogger(XiaomiActorGatewayHandler.class);
  53
  54     public XiaomiActorGatewayHandler(Thing thing) {
  55         super(thing);
  56         lastBrigthness = DEFAULT_BRIGTHNESS_PCENT;
  57         lastVolume = DEFAULT_VOLUME_PCENT;
  58         lastColor = DEFAULT_COLOR;
  59     }
  60
  61     @Override
  62     void execute(ChannelUID channelUID, Command command) {
  63         switch (channelUID.getId()) {
  64             case CHANNEL_BRIGHTNESS:
  65                 if (command instanceof PercentType percentCommand) {
  66                     int newBright = percentCommand.intValue();
  67                     if (lastBrigthness != newBright) {
  68                         lastBrigthness = newBright;
  69                         logger.debug("Set brigthness to {}", lastBrigthness);
  70                         writeBridgeLightColor(lastColor, lastBrigthness);
  71                     } else {
  72                         logger.debug("Do not send this command, value {} already set", newBright);
  73                     }
  74                     return;
  75                 } else if (command instanceof OnOffType) {
  76                     writeBridgeLightColor(lastColor, command == OnOffType.ON ? lastBrigthness : 0);
  77                     return;
  78                 }
  79                 break;
  80             case CHANNEL_COLOR:
  81                 if (command instanceof HSBType hsbCommand) {
  82                     lastColor = hsbCommand.getRGB() & 0xffffff;
  83                     writeBridgeLightColor(lastColor, lastBrigthness);
  84                     return;
  85                 }
  86                 break;
  87             case CHANNEL_COLOR_TEMPERATURE:
  88                 if (command instanceof PercentType percentCommand) {
  89                     int kelvin = (COLOR_TEMPERATURE_MAX - COLOR_TEMPERATURE_MIN) / 100 * percentCommand.intValue()
  90                             + COLOR_TEMPERATURE_MIN;
  91                     int color = ColorUtil.getRGBFromK(kelvin);
  92                     writeBridgeLightColor(color, lastBrigthness);
  93                     updateState(CHANNEL_COLOR,
  94                             HSBType.fromRGB((color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff));
  95                     return;
  96                 }
  97                 break;
  98             case CHANNEL_GATEWAY_SOUND:
  99                 if (command instanceof DecimalType decimalCommand) {
 100                     writeBridgeRingtone(decimalCommand.intValue(), lastVolume);
 101                     updateState(CHANNEL_GATEWAY_SOUND_SWITCH, OnOffType.ON);
 102                     return;
 103                 }
 104                 break;
 105             case CHANNEL_GATEWAY_SOUND_SWITCH:
 106                 if (command instanceof OnOffType onOffCommand) {
 107                     if (onOffCommand == OnOffType.OFF) {
 108                         stopRingtone();
 109                     }
 110                     return;
 111                 }
 112                 break;
 113             case CHANNEL_GATEWAY_VOLUME:
 114                 if (command instanceof DecimalType decimalCommand) {
 115                     updateLastVolume(decimalCommand);
 116                 }
 117                 return;
 118         }
 119         // Only gets here, if no condition was met
 120         logger.warn("Can't handle command {} on channel {}", command, channelUID);
 121     }
 122
 123     private void updateLastVolume(DecimalType newVolume) {
 124         lastVolume = newVolume.intValue();
 125         logger.debug("Changed volume to {}", lastVolume);
 126     }
 127
 128     @Override
 129     void parseReport(JsonObject data) {
 130         parseDefault(data);
 131     }
 132
 133     @Override
 134     void parseHeartbeat(JsonObject data) {
 135         parseDefault(data);
 136     }
 137
 138     @Override
 139     void parseReadAck(JsonObject data) {
 140         parseDefault(data);
 141     }
 142
 143     @Override
 144     void parseWriteAck(JsonObject data) {
 145         parseDefault(data);
 146     }
 147
 148     @Override
 149     void parseDefault(JsonObject data) {
 150         if (data.has(RGB)) {
 151             long rgb = data.get(RGB).getAsLong();
 152             updateState(CHANNEL_BRIGHTNESS, new PercentType((int) (((rgb >> 24) & 0xff))));
 153             updateState(CHANNEL_COLOR,
 154                     HSBType.fromRGB((int) (rgb >> 16) & 0xff, (int) (rgb >> 8) & 0xff, (int) rgb & 0xff));
 155         }
 156         if (data.has(ILLUMINATION)) {
 157             int illu = data.get(ILLUMINATION).getAsInt();
 158             updateState(CHANNEL_ILLUMINATION, new DecimalType(illu));
 159         }
 160     }
 161
 162     private void writeBridgeLightColor(int color, int brightness) {
 163         long brightnessInt = brightness << 24;
 164         writeBridgeLightColor((color & 0xffffff) | brightnessInt & 0xff000000);
 165     }
 166
 167     private void writeBridgeLightColor(long color) {
 168         getXiaomiBridgeHandler().writeToBridge(new String[] { RGB }, new Object[] { color });
 169     }
 170
 171     /**
 172      * Play ringtone on Xiaomi Gateway
 173      * 0 - 8, 10 - 13, 20 - 29 -- ringtones that come with the system)
 174      * > 10001 -- user-defined ringtones
 175      *
 176      * @param ringtoneId
 177      */
 178     private void writeBridgeRingtone(int ringtoneId, int volume) {
 179         getXiaomiBridgeHandler().writeToBridge(new String[] { MID, VOL }, new Object[] { ringtoneId, volume });
 180     }
 181
 182     /**
 183      * Stop playing ringtone on Xiaomi Gateway
 184      * by setting "mid" parameter to 10000
 185      */
 186     private void stopRingtone() {
 187         getXiaomiBridgeHandler().writeToBridge(new String[] { MID }, new Object[] { 10000 });
 188     }
 189 }