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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) {
  66                     int newBright = ((PercentType) command).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) {
  82                     lastColor = ((HSBType) command).getRGB() & 0xffffff;
  83                     writeBridgeLightColor(lastColor, lastBrigthness);
  84                     return;
  85                 }
  86                 break;
  87             case CHANNEL_COLOR_TEMPERATURE:
  88                 if (command instanceof PercentType) {
  89                     PercentType colorTemperature = (PercentType) command;
  90                     int kelvin = (COLOR_TEMPERATURE_MAX - COLOR_TEMPERATURE_MIN) / 100 * colorTemperature.intValue()
  91                             + COLOR_TEMPERATURE_MIN;
  92                     int color = ColorUtil.getRGBFromK(kelvin);
  93                     writeBridgeLightColor(color, lastBrigthness);
  94                     updateState(CHANNEL_COLOR,
  95                             HSBType.fromRGB((color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff));
  96                     return;
  97                 }
  98                 break;
  99             case CHANNEL_GATEWAY_SOUND:
 100                 if (command instanceof DecimalType) {
 101                     writeBridgeRingtone(((DecimalType) command).intValue(), lastVolume);
 102                     updateState(CHANNEL_GATEWAY_SOUND_SWITCH, OnOffType.ON);
 103                     return;
 104                 }
 105                 break;
 106             case CHANNEL_GATEWAY_SOUND_SWITCH:
 107                 if (command instanceof OnOffType) {
 108                     if (((OnOffType) command) == OnOffType.OFF) {
 109                         stopRingtone();
 110                     }
 111                     return;
 112                 }
 113                 break;
 114             case CHANNEL_GATEWAY_VOLUME:
 115                 if (command instanceof DecimalType) {
 116                     updateLastVolume((DecimalType) command);
 117                 }
 118                 return;
 119         }
 120         // Only gets here, if no condition was met
 121         logger.warn("Can't handle command {} on channel {}", command, channelUID);
 122     }
 123
 124     private void updateLastVolume(DecimalType newVolume) {
 125         lastVolume = newVolume.intValue();
 126         logger.debug("Changed volume to {}", lastVolume);
 127     }
 128
 129     @Override
 130     void parseReport(JsonObject data) {
 131         parseDefault(data);
 132     }
 133
 134     @Override
 135     void parseHeartbeat(JsonObject data) {
 136         parseDefault(data);
 137     }
 138
 139     @Override
 140     void parseReadAck(JsonObject data) {
 141         parseDefault(data);
 142     }
 143
 144     @Override
 145     void parseWriteAck(JsonObject data) {
 146         parseDefault(data);
 147     }
 148
 149     @Override
 150     void parseDefault(JsonObject data) {
 151         if (data.has(RGB)) {
 152             long rgb = data.get(RGB).getAsLong();
 153             updateState(CHANNEL_BRIGHTNESS, new PercentType((int) (((rgb >> 24) & 0xff))));
 154             updateState(CHANNEL_COLOR,
 155                     HSBType.fromRGB((int) (rgb >> 16) & 0xff, (int) (rgb >> 8) & 0xff, (int) rgb & 0xff));
 156         }
 157         if (data.has(ILLUMINATION)) {
 158             int illu = data.get(ILLUMINATION).getAsInt();
 159             updateState(CHANNEL_ILLUMINATION, new DecimalType(illu));
 160         }
 161     }
 162
 163     private void writeBridgeLightColor(int color, int brightness) {
 164         long brightnessInt = brightness << 24;
 165         writeBridgeLightColor((color & 0xffffff) | brightnessInt & 0xff000000);
 166     }
 167
 168     private void writeBridgeLightColor(long color) {
 169         getXiaomiBridgeHandler().writeToBridge(new String[] { RGB }, new Object[] { color });
 170     }
 171
 172     /**
 173      * Play ringtone on Xiaomi Gateway
 174      * 0 - 8, 10 - 13, 20 - 29 -- ringtones that come with the system)
 175      * > 10001 -- user-defined ringtones
 176      *
 177      * @param ringtoneId
 178      */
 179     private void writeBridgeRingtone(int ringtoneId, int volume) {
 180         getXiaomiBridgeHandler().writeToBridge(new String[] { MID, VOL }, new Object[] { ringtoneId, volume });
 181     }
 182
 183     /**
 184      * Stop playing ringtone on Xiaomi Gateway
 185      * by setting "mid" parameter to 10000
 186      */
 187     private void stopRingtone() {
 188         getXiaomiBridgeHandler().writeToBridge(new String[] { MID }, new Object[] { 10000 });
 189     }
 190 }