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   1 /**
   2  * Copyright (c) 2010-2021 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.lifx.internal.handler;
  14
  15 import static org.openhab.binding.lifx.internal.LifxBindingConstants.*;
  16 import static org.openhab.binding.lifx.internal.LifxProduct.Feature.*;
  17 import static org.openhab.binding.lifx.internal.util.LifxMessageUtil.*;
  18
  19 import java.net.InetSocketAddress;
  20 import java.time.Duration;
  21 import java.time.LocalDateTime;
  22 import java.util.ArrayList;
  23 import java.util.Arrays;
  24 import java.util.HashMap;
  25 import java.util.List;
  26 import java.util.Map;
  27 import java.util.Objects;
  28 import java.util.concurrent.TimeUnit;
  29 import java.util.concurrent.locks.ReentrantLock;
  30
  31 import org.eclipse.jdt.annotation.NonNullByDefault;
  32 import org.eclipse.jdt.annotation.Nullable;
  33 import org.openhab.binding.lifx.internal.LifxBindingConstants;
  34 import org.openhab.binding.lifx.internal.LifxChannelFactory;
  35 import org.openhab.binding.lifx.internal.LifxLightCommunicationHandler;
  36 import org.openhab.binding.lifx.internal.LifxLightConfig;
  37 import org.openhab.binding.lifx.internal.LifxLightContext;
  38 import org.openhab.binding.lifx.internal.LifxLightCurrentStateUpdater;
  39 import org.openhab.binding.lifx.internal.LifxLightOnlineStateUpdater;
  40 import org.openhab.binding.lifx.internal.LifxLightPropertiesUpdater;
  41 import org.openhab.binding.lifx.internal.LifxLightState;
  42 import org.openhab.binding.lifx.internal.LifxLightStateChanger;
  43 import org.openhab.binding.lifx.internal.LifxProduct;
  44 import org.openhab.binding.lifx.internal.LifxProduct.Features;
  45 import org.openhab.binding.lifx.internal.dto.Effect;
  46 import org.openhab.binding.lifx.internal.dto.GetHevCycleRequest;
  47 import org.openhab.binding.lifx.internal.dto.GetLightInfraredRequest;
  48 import org.openhab.binding.lifx.internal.dto.GetLightPowerRequest;
  49 import org.openhab.binding.lifx.internal.dto.GetRequest;
  50 import org.openhab.binding.lifx.internal.dto.GetTileEffectRequest;
  51 import org.openhab.binding.lifx.internal.dto.GetWifiInfoRequest;
  52 import org.openhab.binding.lifx.internal.dto.HevCycleState;
  53 import org.openhab.binding.lifx.internal.dto.Packet;
  54 import org.openhab.binding.lifx.internal.dto.PowerState;
  55 import org.openhab.binding.lifx.internal.dto.SignalStrength;
  56 import org.openhab.binding.lifx.internal.fields.HSBK;
  57 import org.openhab.binding.lifx.internal.fields.MACAddress;
  58 import org.openhab.core.config.core.Configuration;
  59 import org.openhab.core.library.types.DecimalType;
  60 import org.openhab.core.library.types.HSBType;
  61 import org.openhab.core.library.types.IncreaseDecreaseType;
  62 import org.openhab.core.library.types.OnOffType;
  63 import org.openhab.core.library.types.PercentType;
  64 import org.openhab.core.library.types.StringType;
  65 import org.openhab.core.thing.Channel;
  66 import org.openhab.core.thing.ChannelUID;
  67 import org.openhab.core.thing.Thing;
  68 import org.openhab.core.thing.ThingStatus;
  69 import org.openhab.core.thing.ThingStatusDetail;
  70 import org.openhab.core.thing.ThingStatusInfo;
  71 import org.openhab.core.thing.binding.BaseThingHandler;
  72 import org.openhab.core.types.Command;
  73 import org.openhab.core.types.RefreshType;
  74 import org.openhab.core.types.State;
  75 import org.slf4j.Logger;
  76 import org.slf4j.LoggerFactory;
  77
  78 /**
  79  * The {@link LifxLightHandler} is responsible for handling commands, which are
  80  * sent to one of the light channels.
  81  *
  82  * @author Dennis Nobel - Initial contribution
  83  * @author Stefan Bußweiler - Added new thing status handling
  84  * @author Karel Goderis - Rewrite for Firmware V2, and remove dependency on external libraries
  85  * @author Kai Kreuzer - Added configurable transition time and small fixes
  86  * @author Wouter Born - Decomposed class into separate objects
  87  * @author Pauli Anttila - Added power on temperature and color features.
  88  */
  89 @NonNullByDefault
  90 public class LifxLightHandler extends BaseThingHandler {
  91
  92     private final Logger logger = LoggerFactory.getLogger(LifxLightHandler.class);
  93
  94     private static final Duration MIN_STATUS_INFO_UPDATE_INTERVAL = Duration.ofSeconds(1);
  95     private static final Duration MAX_STATE_CHANGE_DURATION = Duration.ofSeconds(4);
  96
  97     private final LifxChannelFactory channelFactory;
  98     private @NonNullByDefault({}) Features features;
  99
 100     private Duration hevCycleDuration = Duration.ZERO;
 101     private @Nullable PercentType powerOnBrightness;
 102     private @Nullable HSBType powerOnColor;
 103     private @Nullable PercentType powerOnTemperature;
 104     private Double effectMorphSpeed = 3.0;
 105     private Double effectFlameSpeed = 4.0;
 106
 107     private @NonNullByDefault({}) String logId;
 108
 109     private final ReentrantLock lock = new ReentrantLock();
 110
 111     private @NonNullByDefault({}) CurrentLightState currentLightState;
 112     private @NonNullByDefault({}) LifxLightState pendingLightState;
 113
 114     private Map<String, @Nullable State> channelStates = new HashMap<>();
 115     private @Nullable ThingStatusInfo statusInfo;
 116     private LocalDateTime lastStatusInfoUpdate = LocalDateTime.MIN;
 117
 118     private @NonNullByDefault({}) LifxLightCommunicationHandler communicationHandler;
 119     private @NonNullByDefault({}) LifxLightCurrentStateUpdater currentStateUpdater;
 120     private @NonNullByDefault({}) LifxLightStateChanger lightStateChanger;
 121     private @NonNullByDefault({}) LifxLightOnlineStateUpdater onlineStateUpdater;
 122     private @NonNullByDefault({}) LifxLightPropertiesUpdater propertiesUpdater;
 123
 124     public class CurrentLightState extends LifxLightState {
 125
 126         public boolean isOnline() {
 127             return thing.getStatus() == ThingStatus.ONLINE;
 128         }
 129
 130         public boolean isOffline() {
 131             return thing.getStatus() == ThingStatus.OFFLINE;
 132         }
 133
 134         public void setOnline() {
 135             updateStatusIfChanged(ThingStatus.ONLINE);
 136         }
 137
 138         public void setOnline(MACAddress macAddress) {
 139             updateStatusIfChanged(ThingStatus.ONLINE);
 140             Configuration configuration = editConfiguration();
 141             configuration.put(LifxBindingConstants.CONFIG_PROPERTY_DEVICE_ID, macAddress.getAsLabel());
 142             updateConfiguration(configuration);
 143         }
 144
 145         public void setOffline() {
 146             updateStatusIfChanged(ThingStatus.OFFLINE);
 147         }
 148
 149         public void setOfflineByCommunicationError() {
 150             updateStatusIfChanged(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR);
 151         }
 152
 153         @Override
 154         public void setColors(HSBK[] colors) {
 155             if (!isStateChangePending() || isPendingColorStateChangesApplied(getPowerState(), colors)) {
 156                 PowerState powerState = isStateChangePending() ? pendingLightState.getPowerState() : getPowerState();
 157                 updateColorChannels(powerState, colors);
 158             }
 159             super.setColors(colors);
 160         }
 161
 162         @Override
 163         public void setPowerState(PowerState powerState) {
 164             if (!isStateChangePending() || isPendingColorStateChangesApplied(powerState, getColors())) {
 165                 HSBK[] colors = isStateChangePending() ? pendingLightState.getColors() : getColors();
 166                 updateColorChannels(powerState, colors);
 167             }
 168             super.setPowerState(powerState);
 169         }
 170
 171         private boolean isPendingColorStateChangesApplied(@Nullable PowerState powerState, HSBK[] colors) {
 172             return powerState != null && powerState.equals(pendingLightState.getPowerState())
 173                     && Arrays.equals(colors, pendingLightState.getColors());
 174         }
 175
 176         private void updateColorChannels(@Nullable PowerState powerState, HSBK[] colors) {
 177             HSBK color = colors.length > 0 ? colors[0] : null;
 178             HSBK updateColor = nullSafeUpdateColor(powerState, color);
 179             HSBType hsb = updateColor.getHSB();
 180
 181             updateStateIfChanged(CHANNEL_COLOR, hsb);
 182             updateStateIfChanged(CHANNEL_BRIGHTNESS, hsb.getBrightness());
 183             updateStateIfChanged(CHANNEL_TEMPERATURE,
 184                     kelvinToPercentType(updateColor.getKelvin(), features.getTemperatureRange()));
 185             updateStateIfChanged(CHANNEL_ABS_TEMPERATURE, new DecimalType(updateColor.getKelvin()));
 186
 187             updateZoneChannels(powerState, colors);
 188         }
 189
 190         private HSBK nullSafeUpdateColor(@Nullable PowerState powerState, @Nullable HSBK color) {
 191             HSBK updateColor = color != null ? color : DEFAULT_COLOR;
 192             if (powerState == PowerState.OFF) {
 193                 updateColor = new HSBK(updateColor);
 194                 updateColor.setBrightness(PercentType.ZERO);
 195             }
 196             return updateColor;
 197         }
 198
 199         @Override
 200         public void setHevCycleState(HevCycleState hevCycleState) {
 201             if (!isStateChangePending() || hevCycleState.equals(pendingLightState.getHevCycleState())) {
 202                 updateStateIfChanged(CHANNEL_HEV_CYCLE, OnOffType.from(hevCycleState.isEnable()));
 203             }
 204             super.setHevCycleState(hevCycleState);
 205         }
 206
 207         @Override
 208         public void setInfrared(PercentType infrared) {
 209             if (!isStateChangePending() || infrared.equals(pendingLightState.getInfrared())) {
 210                 updateStateIfChanged(CHANNEL_INFRARED, infrared);
 211             }
 212             super.setInfrared(infrared);
 213         }
 214
 215         @Override
 216         public void setSignalStrength(SignalStrength signalStrength) {
 217             updateStateIfChanged(CHANNEL_SIGNAL_STRENGTH, new DecimalType(signalStrength.toQualityRating()));
 218             super.setSignalStrength(signalStrength);
 219         }
 220
 221         @Override
 222         public void setTileEffect(Effect effect) {
 223             updateStateIfChanged(CHANNEL_EFFECT, new StringType(effect.getType().stringValue()));
 224             super.setTileEffect(effect);
 225         }
 226
 227         private void updateZoneChannels(@Nullable PowerState powerState, HSBK[] colors) {
 228             if (!features.hasFeature(MULTIZONE) || colors.length == 0) {
 229                 return;
 230             }
 231
 232             int oldZones = getColors().length;
 233             int newZones = colors.length;
 234             if (oldZones != newZones) {
 235                 addRemoveZoneChannels(newZones);
 236             }
 237
 238             for (int i = 0; i < colors.length; i++) {
 239                 HSBK color = colors[i];
 240                 HSBK updateColor = nullSafeUpdateColor(powerState, color);
 241                 updateStateIfChanged(CHANNEL_COLOR_ZONE + i, updateColor.getHSB());
 242                 updateStateIfChanged(CHANNEL_TEMPERATURE_ZONE + i,
 243                         kelvinToPercentType(updateColor.getKelvin(), features.getTemperatureRange()));
 244                 updateStateIfChanged(CHANNEL_ABS_TEMPERATURE_ZONE + i, new DecimalType(updateColor.getKelvin()));
 245             }
 246         }
 247     }
 248
 249     public LifxLightHandler(Thing thing, LifxChannelFactory channelFactory) {
 250         super(thing);
 251         this.channelFactory = channelFactory;
 252     }
 253
 254     @Override
 255     public void initialize() {
 256         try {
 257             lock.lock();
 258
 259             LifxLightConfig configuration = getConfigAs(LifxLightConfig.class);
 260
 261             logId = getLogId(configuration.getMACAddress(), configuration.getHost());
 262
 263             if (logger.isDebugEnabled()) {
 264                 logger.debug("{} : Initializing handler for product {}", logId, getProduct().getName());
 265             }
 266
 267             features = getFeatures();
 268
 269             powerOnBrightness = getPowerOnBrightness();
 270             powerOnColor = getPowerOnColor();
 271             powerOnTemperature = getPowerOnTemperature();
 272             Double speed = getEffectSpeed(LifxBindingConstants.CONFIG_PROPERTY_EFFECT_MORPH_SPEED);
 273             if (speed != null) {
 274                 effectMorphSpeed = speed;
 275             }
 276             speed = getEffectSpeed(LifxBindingConstants.CONFIG_PROPERTY_EFFECT_FLAME_SPEED);
 277             if (speed != null) {
 278                 effectFlameSpeed = speed;
 279             }
 280             hevCycleDuration = getHevCycleDuration();
 281
 282             channelStates.clear();
 283             currentLightState = new CurrentLightState();
 284             pendingLightState = new LifxLightState();
 285
 286             LifxLightContext context = new LifxLightContext(logId, features, configuration, currentLightState,
 287                     pendingLightState, scheduler);
 288
 289             communicationHandler = new LifxLightCommunicationHandler(context);
 290             currentStateUpdater = new LifxLightCurrentStateUpdater(context, communicationHandler);
 291             onlineStateUpdater = new LifxLightOnlineStateUpdater(context, communicationHandler);
 292             propertiesUpdater = new LifxLightPropertiesUpdater(context, communicationHandler);
 293             propertiesUpdater.addPropertiesUpdateListener(this::updateProperties);
 294             lightStateChanger = new LifxLightStateChanger(context, communicationHandler);
 295
 296             if (configuration.getMACAddress() != null || configuration.getHost() != null) {
 297                 communicationHandler.start();
 298                 currentStateUpdater.start();
 299                 onlineStateUpdater.start();
 300                 propertiesUpdater.start();
 301                 lightStateChanger.start();
 302                 startOrStopSignalStrengthUpdates();
 303             } else {
 304                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
 305                         "Configure a Device ID or Host");
 306             }
 307         } catch (Exception e) {
 308             logger.debug("{} : Error occurred while initializing handler: {}", logId, e.getMessage(), e);
 309             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, e.getMessage());
 310         } finally {
 311             lock.unlock();
 312         }
 313     }
 314
 315     @Override
 316     public void dispose() {
 317         try {
 318             lock.lock();
 319
 320             logger.debug("{} : Disposing handler", logId);
 321
 322             if (communicationHandler != null) {
 323                 communicationHandler.stop();
 324                 communicationHandler = null;
 325             }
 326
 327             if (currentStateUpdater != null) {
 328                 currentStateUpdater.stop();
 329                 currentStateUpdater = null;
 330             }
 331
 332             if (onlineStateUpdater != null) {
 333                 onlineStateUpdater.stop();
 334                 onlineStateUpdater = null;
 335             }
 336
 337             if (propertiesUpdater != null) {
 338                 propertiesUpdater.stop();
 339                 propertiesUpdater.removePropertiesUpdateListener(this::updateProperties);
 340                 propertiesUpdater = null;
 341             }
 342
 343             if (lightStateChanger != null) {
 344                 lightStateChanger.stop();
 345                 lightStateChanger = null;
 346             }
 347
 348             currentLightState = null;
 349             pendingLightState = null;
 350         } finally {
 351             lock.unlock();
 352         }
 353     }
 354
 355     public String getLogId(@Nullable MACAddress macAddress, @Nullable InetSocketAddress host) {
 356         return (macAddress != null ? macAddress.getHex() : (host != null ? host.getHostString() : "Unknown"));
 357     }
 358
 359     private @Nullable PercentType getPowerOnBrightness() {
 360         Channel channel = null;
 361
 362         if (features.hasFeature(COLOR)) {
 363             ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_COLOR);
 364             channel = getThing().getChannel(channelUID.getId());
 365         } else {
 366             ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_BRIGHTNESS);
 367             channel = getThing().getChannel(channelUID.getId());
 368         }
 369
 370         if (channel == null) {
 371             return null;
 372         }
 373
 374         Configuration configuration = channel.getConfiguration();
 375         Object powerOnBrightness = configuration.get(LifxBindingConstants.CONFIG_PROPERTY_POWER_ON_BRIGHTNESS);
 376         return powerOnBrightness == null ? null : new PercentType(powerOnBrightness.toString());
 377     }
 378
 379     private @Nullable HSBType getPowerOnColor() {
 380         Channel channel = null;
 381
 382         if (features.hasFeature(COLOR)) {
 383             ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_COLOR);
 384             channel = getThing().getChannel(channelUID.getId());
 385         }
 386
 387         if (channel == null) {
 388             return null;
 389         }
 390
 391         Configuration configuration = channel.getConfiguration();
 392         Object powerOnColor = configuration.get(LifxBindingConstants.CONFIG_PROPERTY_POWER_ON_COLOR);
 393         return powerOnColor == null ? null : new HSBType(powerOnColor.toString());
 394     }
 395
 396     private @Nullable PercentType getPowerOnTemperature() {
 397         ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_TEMPERATURE);
 398         Channel channel = getThing().getChannel(channelUID.getId());
 399
 400         if (channel == null) {
 401             return null;
 402         }
 403
 404         Configuration configuration = channel.getConfiguration();
 405         Object powerOnTemperature = configuration.get(LifxBindingConstants.CONFIG_PROPERTY_POWER_ON_TEMPERATURE);
 406         if (powerOnTemperature != null) {
 407             return new PercentType(powerOnTemperature.toString());
 408         }
 409         return null;
 410     }
 411
 412     private @Nullable Double getEffectSpeed(String parameter) {
 413         Channel channel = null;
 414
 415         if (features.hasFeature(TILE_EFFECT)) {
 416             ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_EFFECT);
 417             channel = getThing().getChannel(channelUID.getId());
 418         }
 419
 420         if (channel == null) {
 421             return null;
 422         }
 423
 424         Configuration configuration = channel.getConfiguration();
 425         Object speed = configuration.get(parameter);
 426         return speed == null ? null : Double.valueOf(speed.toString());
 427     }
 428
 429     private Duration getHevCycleDuration() {
 430         ChannelUID channelUID = new ChannelUID(getThing().getUID(), LifxBindingConstants.CHANNEL_HEV_CYCLE);
 431         Channel channel = getThing().getChannel(channelUID.getId());
 432
 433         if (channel == null) {
 434             return Duration.ZERO;
 435         }
 436
 437         Configuration configuration = channel.getConfiguration();
 438         Object duration = configuration.get(LifxBindingConstants.CONFIG_PROPERTY_HEV_CYCLE_DURATION);
 439         return duration == null ? Duration.ZERO : Duration.ofSeconds(Integer.valueOf(duration.toString()));
 440     }
 441
 442     private Features getFeatures() {
 443         LifxProduct product = getProduct();
 444
 445         String propertyValue = getThing().getProperties().get(LifxBindingConstants.PROPERTY_HOST_VERSION);
 446         if (propertyValue == null) {
 447             logger.debug("{} : Using features of initial firmware version", logId);
 448             return product.getFeatures();
 449         }
 450
 451         logger.debug("{} : Using features of firmware version {}", logId, propertyValue);
 452         return product.getFeatures(propertyValue);
 453     }
 454
 455     private LifxProduct getProduct() {
 456         String propertyValue = getThing().getProperties().get(LifxBindingConstants.PROPERTY_PRODUCT_ID);
 457         if (propertyValue == null) {
 458             return LifxProduct.getLikelyProduct(getThing().getThingTypeUID());
 459         }
 460         try {
 461             // Without first conversion to double, on a very first thing creation from discovery inbox,
 462             // the product type is incorrectly parsed, as framework passed it as a floating point number
 463             // (e.g. 50.0 instead of 50)
 464             Double d = Double.valueOf(propertyValue);
 465             long productID = d.longValue();
 466             return LifxProduct.getProductFromProductID(productID);
 467         } catch (IllegalArgumentException e) {
 468             return LifxProduct.getLikelyProduct(getThing().getThingTypeUID());
 469         }
 470     }
 471
 472     private void addRemoveZoneChannels(int zones) {
 473         List<Channel> newChannels = new ArrayList<>();
 474
 475         // retain non-zone channels
 476         for (Channel channel : getThing().getChannels()) {
 477             String channelId = channel.getUID().getId();
 478             if (!channelId.startsWith(CHANNEL_ABS_TEMPERATURE_ZONE) && !channelId.startsWith(CHANNEL_COLOR_ZONE)
 479                     && !channelId.startsWith(CHANNEL_TEMPERATURE_ZONE)) {
 480                 newChannels.add(channel);
 481             }
 482         }
 483
 484         // add zone channels
 485         for (int i = 0; i < zones; i++) {
 486             newChannels.add(channelFactory.createColorZoneChannel(getThing().getUID(), i));
 487             newChannels.add(channelFactory.createTemperatureZoneChannel(getThing().getUID(), i));
 488             newChannels.add(channelFactory.createAbsTemperatureZoneChannel(getThing().getUID(), i));
 489         }
 490
 491         updateThing(editThing().withChannels(newChannels).build());
 492
 493         Map<String, String> properties = editProperties();
 494         properties.put(LifxBindingConstants.PROPERTY_ZONES, Integer.toString(zones));
 495         updateProperties(properties);
 496     }
 497
 498     @Override
 499     public void channelLinked(ChannelUID channelUID) {
 500         super.channelLinked(channelUID);
 501         startOrStopSignalStrengthUpdates();
 502     }
 503
 504     @Override
 505     public void channelUnlinked(ChannelUID channelUID) {
 506         startOrStopSignalStrengthUpdates();
 507     }
 508
 509     private void startOrStopSignalStrengthUpdates() {
 510         currentStateUpdater.setUpdateSignalStrength(isLinked(CHANNEL_SIGNAL_STRENGTH));
 511     }
 512
 513     private void sendPacket(Packet packet) {
 514         communicationHandler.sendPacket(packet);
 515     }
 516
 517     @Override
 518     public void handleCommand(ChannelUID channelUID, Command command) {
 519         if (command instanceof RefreshType) {
 520             handleRefreshCommand(channelUID);
 521         } else {
 522             Runnable channelCommandRunnable = getChannelCommandRunnable(channelUID, command);
 523             if (channelCommandRunnable == null) {
 524                 return;
 525             }
 526
 527             String channelId = channelUID.getId();
 528             boolean isHevCycleChannelCommand = CHANNEL_HEV_CYCLE.equals(channelId);
 529             boolean isInfraredChannelCommand = CHANNEL_INFRARED.equals(channelId);
 530             boolean waitForHevCycleDisabled = false;
 531
 532             if (getFeatures().hasFeature(HEV) && !isHevCycleChannelCommand) {
 533                 LifxLightState lightState = getLightStateForCommand();
 534                 HevCycleState currentHevCycleState = lightState.getHevCycleState();
 535                 if (currentHevCycleState == null || currentHevCycleState.isEnable()) {
 536                     lightState.setHevCycleState(HevCycleState.OFF);
 537                     lightState.setPowerState(PowerState.OFF);
 538                     waitForHevCycleDisabled = true;
 539                 }
 540             }
 541
 542             Runnable compositeCommandsRunnable = () -> {
 543                 channelCommandRunnable.run();
 544                 if (!(command instanceof OnOffType) && !isHevCycleChannelCommand && !isInfraredChannelCommand) {
 545                     getLightStateForCommand().setPowerState(PowerState.ON);
 546                 }
 547             };
 548
 549             if (waitForHevCycleDisabled) {
 550                 scheduler.schedule(compositeCommandsRunnable, 200, TimeUnit.MILLISECONDS);
 551             } else {
 552                 compositeCommandsRunnable.run();
 553             }
 554         }
 555     }
 556
 557     private @Nullable Runnable getChannelCommandRunnable(ChannelUID channelUID, Command command) {
 558         switch (channelUID.getId()) {
 559             case CHANNEL_ABS_TEMPERATURE:
 560             case CHANNEL_TEMPERATURE:
 561                 if (command instanceof DecimalType) {
 562                     return () -> handleTemperatureCommand((DecimalType) command);
 563                 } else if (command instanceof IncreaseDecreaseType) {
 564                     return () -> handleIncreaseDecreaseTemperatureCommand((IncreaseDecreaseType) command);
 565                 }
 566             case CHANNEL_BRIGHTNESS:
 567                 if (command instanceof PercentType) {
 568                     return () -> handlePercentCommand((PercentType) command);
 569                 } else if (command instanceof OnOffType) {
 570                     return () -> handleOnOffCommand((OnOffType) command);
 571                 } else if (command instanceof IncreaseDecreaseType) {
 572                     return () -> handleIncreaseDecreaseCommand((IncreaseDecreaseType) command);
 573                 }
 574             case CHANNEL_COLOR:
 575                 if (command instanceof HSBType) {
 576                     return () -> handleHSBCommand((HSBType) command);
 577                 } else if (command instanceof PercentType) {
 578                     return () -> handlePercentCommand((PercentType) command);
 579                 } else if (command instanceof OnOffType) {
 580                     return () -> handleOnOffCommand((OnOffType) command);
 581                 } else if (command instanceof IncreaseDecreaseType) {
 582                     return () -> handleIncreaseDecreaseCommand((IncreaseDecreaseType) command);
 583                 }
 584             case CHANNEL_EFFECT:
 585                 if (command instanceof StringType && features.hasFeature(TILE_EFFECT)) {
 586                     return () -> handleTileEffectCommand((StringType) command);
 587                 }
 588             case CHANNEL_HEV_CYCLE:
 589                 if (command instanceof OnOffType) {
 590                     return () -> handleHevCycleCommand((OnOffType) command);
 591                 }
 592             case CHANNEL_INFRARED:
 593                 if (command instanceof PercentType) {
 594                     return () -> handleInfraredCommand((PercentType) command);
 595                 } else if (command instanceof IncreaseDecreaseType) {
 596                     return () -> handleIncreaseDecreaseInfraredCommand((IncreaseDecreaseType) command);
 597                 }
 598             default:
 599                 try {
 600                     if (channelUID.getId().startsWith(CHANNEL_ABS_TEMPERATURE_ZONE)) {
 601                         int zoneIndex = Integer.parseInt(channelUID.getId().replace(CHANNEL_ABS_TEMPERATURE_ZONE, ""));
 602                         if (command instanceof DecimalType) {
 603                             return () -> handleTemperatureCommand((DecimalType) command, zoneIndex);
 604                         }
 605                     } else if (channelUID.getId().startsWith(CHANNEL_COLOR_ZONE)) {
 606                         int zoneIndex = Integer.parseInt(channelUID.getId().replace(CHANNEL_COLOR_ZONE, ""));
 607                         if (command instanceof HSBType) {
 608                             return () -> handleHSBCommand((HSBType) command, zoneIndex);
 609                         } else if (command instanceof PercentType) {
 610                             return () -> handlePercentCommand((PercentType) command, zoneIndex);
 611                         } else if (command instanceof IncreaseDecreaseType) {
 612                             return () -> handleIncreaseDecreaseCommand((IncreaseDecreaseType) command, zoneIndex);
 613                         }
 614                     } else if (channelUID.getId().startsWith(CHANNEL_TEMPERATURE_ZONE)) {
 615                         int zoneIndex = Integer.parseInt(channelUID.getId().replace(CHANNEL_TEMPERATURE_ZONE, ""));
 616                         if (command instanceof PercentType) {
 617                             return () -> handleTemperatureCommand((PercentType) command, zoneIndex);
 618                         } else if (command instanceof IncreaseDecreaseType) {
 619                             return () -> handleIncreaseDecreaseTemperatureCommand((IncreaseDecreaseType) command,
 620                                     zoneIndex);
 621                         }
 622                     }
 623                 } catch (NumberFormatException e) {
 624                     logger.error("Failed to parse zone index for a command of a light ({}) : {}", logId,
 625                             e.getMessage());
 626                 }
 627         }
 628         return null;
 629     }
 630
 631     private LifxLightState getLightStateForCommand() {
 632         if (!isStateChangePending()) {
 633             pendingLightState.copy(currentLightState);
 634         }
 635         return pendingLightState;
 636     }
 637
 638     private boolean isStateChangePending() {
 639         return pendingLightState.getDurationSinceLastChange().minus(MAX_STATE_CHANGE_DURATION).isNegative();
 640     }
 641
 642     private void handleRefreshCommand(ChannelUID channelUID) {
 643         channelStates.remove(channelUID.getId());
 644         switch (channelUID.getId()) {
 645             case CHANNEL_ABS_TEMPERATURE:
 646             case CHANNEL_TEMPERATURE:
 647                 sendPacket(new GetRequest());
 648                 break;
 649             case CHANNEL_COLOR:
 650             case CHANNEL_BRIGHTNESS:
 651                 sendPacket(new GetLightPowerRequest());
 652                 sendPacket(new GetRequest());
 653                 break;
 654             case CHANNEL_EFFECT:
 655                 if (features.hasFeature(TILE_EFFECT)) {
 656                     sendPacket(new GetTileEffectRequest());
 657                 }
 658                 break;
 659             case CHANNEL_HEV_CYCLE:
 660                 sendPacket(new GetHevCycleRequest());
 661                 break;
 662             case CHANNEL_INFRARED:
 663                 sendPacket(new GetLightInfraredRequest());
 664                 break;
 665             case CHANNEL_SIGNAL_STRENGTH:
 666                 sendPacket(new GetWifiInfoRequest());
 667                 break;
 668             default:
 669                 break;
 670         }
 671     }
 672
 673     private void handleTemperatureCommand(DecimalType temperature) {
 674         HSBK newColor = getLightStateForCommand().getColor();
 675         newColor.setSaturation(PercentType.ZERO);
 676         newColor.setKelvin(commandToKelvin(temperature, features.getTemperatureRange()));
 677         getLightStateForCommand().setColor(newColor);
 678     }
 679
 680     private void handleTemperatureCommand(DecimalType temperature, int zoneIndex) {
 681         HSBK newColor = getLightStateForCommand().getColor(zoneIndex);
 682         newColor.setSaturation(PercentType.ZERO);
 683         newColor.setKelvin(commandToKelvin(temperature, features.getTemperatureRange()));
 684         getLightStateForCommand().setColor(newColor, zoneIndex);
 685     }
 686
 687     private void handleHSBCommand(HSBType hsb) {
 688         getLightStateForCommand().setColor(hsb);
 689     }
 690
 691     private void handleHSBCommand(HSBType hsb, int zoneIndex) {
 692         getLightStateForCommand().setColor(hsb, zoneIndex);
 693     }
 694
 695     private void handlePercentCommand(PercentType brightness) {
 696         getLightStateForCommand().setBrightness(brightness);
 697     }
 698
 699     private void handlePercentCommand(PercentType brightness, int zoneIndex) {
 700         getLightStateForCommand().setBrightness(brightness, zoneIndex);
 701     }
 702
 703     private void handleOnOffCommand(OnOffType onOff) {
 704         HSBType localPowerOnColor = powerOnColor;
 705         if (localPowerOnColor != null && onOff == OnOffType.ON) {
 706             getLightStateForCommand().setColor(localPowerOnColor);
 707         }
 708
 709         PercentType localPowerOnTemperature = powerOnTemperature;
 710         if (localPowerOnTemperature != null && onOff == OnOffType.ON) {
 711             getLightStateForCommand()
 712                     .setTemperature(percentTypeToKelvin(localPowerOnTemperature, features.getTemperatureRange()));
 713         }
 714
 715         PercentType powerOnBrightness = this.powerOnBrightness;
 716         if (powerOnBrightness != null) {
 717             PercentType newBrightness = onOff == OnOffType.ON ? powerOnBrightness : new PercentType(0);
 718             getLightStateForCommand().setBrightness(newBrightness);
 719         }
 720         getLightStateForCommand().setPowerState(onOff);
 721     }
 722
 723     private void handleIncreaseDecreaseCommand(IncreaseDecreaseType increaseDecrease) {
 724         HSBK baseColor = getLightStateForCommand().getColor();
 725         PercentType newBrightness = increaseDecreasePercentType(increaseDecrease, baseColor.getHSB().getBrightness());
 726         handlePercentCommand(newBrightness);
 727     }
 728
 729     private void handleIncreaseDecreaseCommand(IncreaseDecreaseType increaseDecrease, int zoneIndex) {
 730         HSBK baseColor = getLightStateForCommand().getColor(zoneIndex);
 731         PercentType newBrightness = increaseDecreasePercentType(increaseDecrease, baseColor.getHSB().getBrightness());
 732         handlePercentCommand(newBrightness, zoneIndex);
 733     }
 734
 735     private void handleIncreaseDecreaseTemperatureCommand(IncreaseDecreaseType increaseDecrease) {
 736         PercentType baseTemperature = kelvinToPercentType(getLightStateForCommand().getColor().getKelvin(),
 737                 features.getTemperatureRange());
 738         PercentType newTemperature = increaseDecreasePercentType(increaseDecrease, baseTemperature);
 739         handleTemperatureCommand(newTemperature);
 740     }
 741
 742     private void handleIncreaseDecreaseTemperatureCommand(IncreaseDecreaseType increaseDecrease, int zoneIndex) {
 743         PercentType baseTemperature = kelvinToPercentType(getLightStateForCommand().getColor(zoneIndex).getKelvin(),
 744                 features.getTemperatureRange());
 745         PercentType newTemperature = increaseDecreasePercentType(increaseDecrease, baseTemperature);
 746         handleTemperatureCommand(newTemperature, zoneIndex);
 747     }
 748
 749     private void handleHevCycleCommand(OnOffType onOff) {
 750         HevCycleState hevCycleState = new HevCycleState(onOff == OnOffType.ON, hevCycleDuration);
 751         getLightStateForCommand().setHevCycleState(hevCycleState);
 752     }
 753
 754     private void handleInfraredCommand(PercentType infrared) {
 755         getLightStateForCommand().setInfrared(infrared);
 756     }
 757
 758     private void handleIncreaseDecreaseInfraredCommand(IncreaseDecreaseType increaseDecrease) {
 759         PercentType baseInfrared = getLightStateForCommand().getInfrared();
 760         if (baseInfrared != null) {
 761             PercentType newInfrared = increaseDecreasePercentType(increaseDecrease, baseInfrared);
 762             handleInfraredCommand(newInfrared);
 763         }
 764     }
 765
 766     private void handleTileEffectCommand(StringType type) {
 767         logger.debug("handleTileEffectCommand mode={}", type);
 768         Double morphSpeedInMSecs = effectMorphSpeed * 1000.0;
 769         Double flameSpeedInMSecs = effectFlameSpeed * 1000.0;
 770         try {
 771             Effect effect = Effect.createDefault(type.toString(), morphSpeedInMSecs.longValue(),
 772                     flameSpeedInMSecs.longValue());
 773             getLightStateForCommand().setTileEffect(effect);
 774         } catch (IllegalArgumentException e) {
 775             logger.debug("{} : Wrong effect type received as command: {}", logId, type);
 776         }
 777     }
 778
 779     @Override
 780     protected void updateProperties(Map<String, String> properties) {
 781         String oldHostVersion = getThing().getProperties().get(LifxBindingConstants.PROPERTY_HOST_VERSION);
 782         super.updateProperties(properties);
 783         String newHostVersion = getThing().getProperties().get(LifxBindingConstants.PROPERTY_HOST_VERSION);
 784
 785         if (!Objects.equals(oldHostVersion, newHostVersion)) {
 786             features.update(getFeatures());
 787         }
 788     }
 789
 790     private void updateStateIfChanged(String channel, State newState) {
 791         State oldState = channelStates.get(channel);
 792         if (oldState == null || !oldState.equals(newState)) {
 793             updateState(channel, newState);
 794             channelStates.put(channel, newState);
 795         }
 796     }
 797
 798     private void updateStatusIfChanged(ThingStatus status) {
 799         updateStatusIfChanged(status, ThingStatusDetail.NONE);
 800     }
 801
 802     private void updateStatusIfChanged(ThingStatus status, ThingStatusDetail statusDetail) {
 803         ThingStatusInfo newStatusInfo = new ThingStatusInfo(status, statusDetail, null);
 804         Duration durationSinceLastUpdate = Duration.between(lastStatusInfoUpdate, LocalDateTime.now());
 805         boolean intervalElapsed = MIN_STATUS_INFO_UPDATE_INTERVAL.minus(durationSinceLastUpdate).isNegative();
 806
 807         ThingStatusInfo oldStatusInfo = statusInfo;
 808         if (oldStatusInfo == null || !oldStatusInfo.equals(newStatusInfo) || intervalElapsed) {
 809             statusInfo = newStatusInfo;
 810             lastStatusInfoUpdate = LocalDateTime.now();
 811             updateStatus(status, statusDetail);
 812         }
 813     }
 814 }