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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.nanoleaf.internal.handler;
  14
  15 import static org.openhab.binding.nanoleaf.internal.NanoleafBindingConstants.*;
  16
  17 import java.net.URI;
  18 import java.nio.charset.StandardCharsets;
  19 import java.util.Collection;
  20 import java.util.List;
  21 import java.util.Map;
  22 import java.util.Objects;
  23 import java.util.Scanner;
  24 import java.util.concurrent.CopyOnWriteArrayList;
  25 import java.util.concurrent.ExecutionException;
  26 import java.util.concurrent.ScheduledFuture;
  27 import java.util.concurrent.TimeUnit;
  28 import java.util.concurrent.TimeoutException;
  29
  30 import org.eclipse.jdt.annotation.NonNullByDefault;
  31 import org.eclipse.jdt.annotation.Nullable;
  32 import org.eclipse.jetty.client.HttpClient;
  33 import org.eclipse.jetty.client.api.ContentResponse;
  34 import org.eclipse.jetty.client.api.Request;
  35 import org.eclipse.jetty.client.util.StringContentProvider;
  36 import org.eclipse.jetty.http.HttpMethod;
  37 import org.eclipse.jetty.http.HttpStatus;
  38 import org.openhab.binding.nanoleaf.internal.NanoleafBindingConstants;
  39 import org.openhab.binding.nanoleaf.internal.NanoleafControllerListener;
  40 import org.openhab.binding.nanoleaf.internal.NanoleafException;
  41 import org.openhab.binding.nanoleaf.internal.NanoleafUnauthorizedException;
  42 import org.openhab.binding.nanoleaf.internal.OpenAPIUtils;
  43 import org.openhab.binding.nanoleaf.internal.commanddescription.NanoleafCommandDescriptionProvider;
  44 import org.openhab.binding.nanoleaf.internal.config.NanoleafControllerConfig;
  45 import org.openhab.binding.nanoleaf.internal.discovery.NanoleafPanelsDiscoveryService;
  46 import org.openhab.binding.nanoleaf.internal.model.AuthToken;
  47 import org.openhab.binding.nanoleaf.internal.model.BooleanState;
  48 import org.openhab.binding.nanoleaf.internal.model.Brightness;
  49 import org.openhab.binding.nanoleaf.internal.model.ControllerInfo;
  50 import org.openhab.binding.nanoleaf.internal.model.Ct;
  51 import org.openhab.binding.nanoleaf.internal.model.Effects;
  52 import org.openhab.binding.nanoleaf.internal.model.Hue;
  53 import org.openhab.binding.nanoleaf.internal.model.IntegerState;
  54 import org.openhab.binding.nanoleaf.internal.model.Layout;
  55 import org.openhab.binding.nanoleaf.internal.model.On;
  56 import org.openhab.binding.nanoleaf.internal.model.PanelLayout;
  57 import org.openhab.binding.nanoleaf.internal.model.Rhythm;
  58 import org.openhab.binding.nanoleaf.internal.model.Sat;
  59 import org.openhab.binding.nanoleaf.internal.model.State;
  60 import org.openhab.binding.nanoleaf.internal.model.TouchEvents;
  61 import org.openhab.core.config.core.Configuration;
  62 import org.openhab.core.io.net.http.HttpClientFactory;
  63 import org.openhab.core.library.types.DecimalType;
  64 import org.openhab.core.library.types.HSBType;
  65 import org.openhab.core.library.types.IncreaseDecreaseType;
  66 import org.openhab.core.library.types.OnOffType;
  67 import org.openhab.core.library.types.PercentType;
  68 import org.openhab.core.library.types.StringType;
  69 import org.openhab.core.thing.Bridge;
  70 import org.openhab.core.thing.ChannelUID;
  71 import org.openhab.core.thing.Thing;
  72 import org.openhab.core.thing.ThingStatus;
  73 import org.openhab.core.thing.ThingStatusDetail;
  74 import org.openhab.core.thing.binding.BaseBridgeHandler;
  75 import org.openhab.core.thing.binding.ThingHandlerService;
  76 import org.openhab.core.types.Command;
  77 import org.openhab.core.types.RefreshType;
  78 import org.slf4j.Logger;
  79 import org.slf4j.LoggerFactory;
  80
  81 import com.google.gson.Gson;
  82 import com.google.gson.JsonSyntaxException;
  83
  84 /**
  85  * The {@link NanoleafControllerHandler} is responsible for handling commands to the controller which
  86  * affect all panels connected to it (e.g. selected effect)
  87  *
  88  * @author Martin Raepple - Initial contribution
  89  * @author Stefan Höhn - Canvas Touch Support
  90  * @author Kai Kreuzer - refactoring, bug fixing and code clean up
  91  */
  92 @NonNullByDefault
  93 public class NanoleafControllerHandler extends BaseBridgeHandler {
  94
  95     // Pairing interval in seconds
  96     private static final int PAIRING_INTERVAL = 10;
  97     private static final int CONNECT_TIMEOUT = 10;
  98
  99     private final Logger logger = LoggerFactory.getLogger(NanoleafControllerHandler.class);
 100     private HttpClientFactory httpClientFactory;
 101     private HttpClient httpClient;
 102
 103     private @Nullable HttpClient httpClientSSETouchEvent;
 104     private @Nullable Request sseTouchjobRequest;
 105     private List<NanoleafControllerListener> controllerListeners = new CopyOnWriteArrayList<NanoleafControllerListener>();
 106
 107     private @NonNullByDefault({}) ScheduledFuture<?> pairingJob;
 108     private @NonNullByDefault({}) ScheduledFuture<?> updateJob;
 109     private @NonNullByDefault({}) ScheduledFuture<?> touchJob;
 110     private final Gson gson = new Gson();
 111
 112     private @Nullable String address;
 113     private int port;
 114     private int refreshIntervall;
 115     private @Nullable String authToken;
 116     private @Nullable String deviceType;
 117     private @NonNullByDefault({}) ControllerInfo controllerInfo;
 118
 119     private boolean touchJobRunning = false;
 120
 121     public NanoleafControllerHandler(Bridge bridge, HttpClientFactory httpClientFactory) {
 122         super(bridge);
 123         this.httpClientFactory = httpClientFactory;
 124         this.httpClient = httpClientFactory.getCommonHttpClient();
 125     }
 126
 127     private void initializeTouchHttpClient() {
 128         String httpClientName = thing.getUID().getId();
 129
 130         try {
 131             httpClientSSETouchEvent = httpClientFactory.createHttpClient(httpClientName);
 132             final HttpClient localHttpClientSSETouchEvent = this.httpClientSSETouchEvent;
 133             if (localHttpClientSSETouchEvent != null) {
 134                 localHttpClientSSETouchEvent.setConnectTimeout(CONNECT_TIMEOUT * 1000L);
 135                 localHttpClientSSETouchEvent.start();
 136             }
 137         } catch (Exception e) {
 138             logger.error(
 139                     "Long running HttpClient for Nanoleaf controller handler {} cannot be started. Creating Handler failed.",
 140                     httpClientName);
 141             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
 142         }
 143
 144         logger.debug("Using long SSE httpClient={} for {}}", httpClientSSETouchEvent, httpClientName);
 145     }
 146
 147     public void initialize() {
 148         logger.debug("Initializing the controller (bridge)");
 149         updateStatus(ThingStatus.UNKNOWN);
 150         NanoleafControllerConfig config = getConfigAs(NanoleafControllerConfig.class);
 151         setAddress(config.address);
 152         setPort(config.port);
 153         setRefreshIntervall(config.refreshInterval);
 154         String authToken = (config.authToken != null) ? config.authToken : "";
 155         setAuthToken(authToken);
 156         Map<String, String> properties = getThing().getProperties();
 157         String propertyModelId = properties.get(Thing.PROPERTY_MODEL_ID);
 158         if (hasTouchSupport(propertyModelId)) {
 159             config.deviceType = DEVICE_TYPE_TOUCHSUPPORT;
 160             initializeTouchHttpClient();
 161         } else {
 162             config.deviceType = DEVICE_TYPE_LIGHTPANELS;
 163         }
 164
 165         setDeviceType(config.deviceType);
 166         String propertyFirmwareVersion = properties.get(Thing.PROPERTY_FIRMWARE_VERSION);
 167
 168         try {
 169             if (!config.address.isEmpty() && !String.valueOf(config.port).isEmpty()) {
 170                 if (propertyFirmwareVersion != null && !propertyFirmwareVersion.isEmpty() && !OpenAPIUtils
 171                         .checkRequiredFirmware(properties.get(Thing.PROPERTY_MODEL_ID), propertyFirmwareVersion)) {
 172                     logger.warn("Nanoleaf controller firmware is too old: {}. Must be equal or higher than {}",
 173                             propertyFirmwareVersion, API_MIN_FW_VER_LIGHTPANELS);
 174                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
 175                             "@text/error.nanoleaf.controller.incompatibleFirmware");
 176                     stopAllJobs();
 177                 } else if (authToken != null && !authToken.isEmpty()) {
 178                     stopPairingJob();
 179                     startUpdateJob();
 180                     startTouchJob();
 181                 } else {
 182                     logger.debug("No token found. Start pairing background job");
 183                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_PENDING,
 184                             "@text/error.nanoleaf.controller.noToken");
 185                     startPairingJob();
 186                     stopUpdateJob();
 187                 }
 188             } else {
 189                 logger.warn("No IP address and port configured for the Nanoleaf controller");
 190                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_PENDING,
 191                         "@text/error.nanoleaf.controller.noIp");
 192                 stopAllJobs();
 193             }
 194         } catch (IllegalArgumentException iae) {
 195             logger.warn("Nanoleaf controller firmware version not in format x.y.z: {}",
 196                     getThing().getProperties().get(Thing.PROPERTY_FIRMWARE_VERSION));
 197             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
 198                     "@text/error.nanoleaf.controller.incompatibleFirmware");
 199         }
 200     }
 201
 202     public void handleCommand(ChannelUID channelUID, Command command) {
 203         logger.debug("Received command {} for channel {}", command, channelUID);
 204         if (!ThingStatus.ONLINE.equals(getThing().getStatusInfo().getStatus())) {
 205             logger.debug("Cannot handle command. Bridge is not online.");
 206         } else {
 207             try {
 208                 if (command instanceof RefreshType) {
 209                     updateFromControllerInfo();
 210                 } else {
 211                     switch (channelUID.getId()) {
 212                         case CHANNEL_COLOR:
 213                         case CHANNEL_COLOR_TEMPERATURE:
 214                         case CHANNEL_COLOR_TEMPERATURE_ABS:
 215                             sendStateCommand(channelUID.getId(), command);
 216                             break;
 217                         case CHANNEL_EFFECT:
 218                             sendEffectCommand(command);
 219                             break;
 220                         case CHANNEL_RHYTHM_MODE:
 221                             sendRhythmCommand(command);
 222                             break;
 223                         default:
 224                             logger.warn("Channel with id {} not handled", channelUID.getId());
 225                             break;
 226                     }
 227                 }
 228             } catch (NanoleafUnauthorizedException nue) {
 229                 logger.debug("Authorization for command {} to channelUID {} failed: {}", command, channelUID,
 230                         nue.getMessage());
 231                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 232                         "@text/error.nanoleaf.controller.invalidToken");
 233             } catch (NanoleafException ne) {
 234                 logger.debug("Handling command {} to channelUID {} failed: {}", command, channelUID, ne.getMessage());
 235                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 236                         "@text/error.nanoleaf.controller.communication");
 237             }
 238         }
 239     }
 240
 241     @Override
 242     public void handleRemoval() {
 243         scheduler.execute(() -> {
 244             try {
 245                 Request deleteTokenRequest = OpenAPIUtils.requestBuilder(httpClient, getControllerConfig(),
 246                         API_DELETE_USER, HttpMethod.DELETE);
 247                 ContentResponse deleteTokenResponse = OpenAPIUtils.sendOpenAPIRequest(deleteTokenRequest);
 248                 if (deleteTokenResponse.getStatus() != HttpStatus.NO_CONTENT_204) {
 249                     logger.warn("Failed to delete token for openHAB. Response code is {}",
 250                             deleteTokenResponse.getStatus());
 251                     return;
 252                 }
 253                 logger.debug("Successfully deleted token for openHAB from controller");
 254             } catch (NanoleafUnauthorizedException e) {
 255                 logger.warn("Attempt to delete token for openHAB failed. Token unauthorized.");
 256             } catch (NanoleafException ne) {
 257                 logger.warn("Attempt to delete token for openHAB failed : {}", ne.getMessage());
 258             }
 259             stopAllJobs();
 260             super.handleRemoval();
 261             logger.debug("Nanoleaf controller removed");
 262         });
 263     }
 264
 265     @Override
 266     public void dispose() {
 267         stopAllJobs();
 268         super.dispose();
 269         logger.debug("Disposing handler for Nanoleaf controller {}", getThing().getUID());
 270     }
 271
 272     @Override
 273     public Collection<Class<? extends ThingHandlerService>> getServices() {
 274         return List.of(NanoleafPanelsDiscoveryService.class, NanoleafCommandDescriptionProvider.class);
 275     }
 276
 277     public boolean registerControllerListener(NanoleafControllerListener controllerListener) {
 278         logger.debug("Register new listener for controller {}", getThing().getUID());
 279         return controllerListeners.add(controllerListener);
 280     }
 281
 282     public boolean unregisterControllerListener(NanoleafControllerListener controllerListener) {
 283         logger.debug("Unregister listener for controller {}", getThing().getUID());
 284         return controllerListeners.remove(controllerListener);
 285     }
 286
 287     public NanoleafControllerConfig getControllerConfig() {
 288         NanoleafControllerConfig config = new NanoleafControllerConfig();
 289         config.address = Objects.requireNonNullElse(getAddress(), "");
 290         config.port = getPort();
 291         config.refreshInterval = getRefreshInterval();
 292         config.authToken = getAuthToken();
 293         config.deviceType = Objects.requireNonNullElse(getDeviceType(), "");
 294         return config;
 295     }
 296
 297     public String getLayout() {
 298         String layoutView = "";
 299         if (controllerInfo != null) {
 300             PanelLayout panelLayout = controllerInfo.getPanelLayout();
 301             Layout layout = panelLayout.getLayout();
 302             layoutView = layout != null ? layout.getLayoutView() : "";
 303         }
 304
 305         return layoutView;
 306     }
 307
 308     public synchronized void startPairingJob() {
 309         if (pairingJob == null || pairingJob.isCancelled()) {
 310             logger.debug("Start pairing job, interval={} sec", PAIRING_INTERVAL);
 311             pairingJob = scheduler.scheduleWithFixedDelay(this::runPairing, 0L, PAIRING_INTERVAL, TimeUnit.SECONDS);
 312         }
 313     }
 314
 315     private synchronized void stopPairingJob() {
 316         logger.debug("Stop pairing job {}", pairingJob != null ? pairingJob.isCancelled() : "pairing job = null");
 317         if (pairingJob != null && !pairingJob.isCancelled()) {
 318             pairingJob.cancel(true);
 319             pairingJob = null;
 320             logger.debug("Stopped pairing job");
 321         }
 322     }
 323
 324     private synchronized void startUpdateJob() {
 325         final String localAuthToken = getAuthToken();
 326         if (localAuthToken != null && !localAuthToken.isEmpty()) {
 327             if (updateJob == null || updateJob.isCancelled()) {
 328                 logger.debug("Start controller status job, repeat every {} sec", getRefreshInterval());
 329                 updateJob = scheduler.scheduleWithFixedDelay(this::runUpdate, 0L, getRefreshInterval(),
 330                         TimeUnit.SECONDS);
 331             }
 332         } else {
 333             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_PENDING,
 334                     "@text/error.nanoleaf.controller.noToken");
 335         }
 336     }
 337
 338     private synchronized void stopUpdateJob() {
 339         logger.debug("Stop update job {}", updateJob != null ? updateJob.isCancelled() : "update job = null");
 340         if (updateJob != null && !updateJob.isCancelled()) {
 341             updateJob.cancel(true);
 342             updateJob = null;
 343             logger.debug("Stopped status job");
 344         }
 345     }
 346
 347     private synchronized void startTouchJob() {
 348         NanoleafControllerConfig config = getConfigAs(NanoleafControllerConfig.class);
 349         if (!config.deviceType.equals(DEVICE_TYPE_TOUCHSUPPORT)) {
 350             logger.debug(
 351                     "NOT starting TouchJob for Controller {} because it has wrong device type '{}' vs required '{}'",
 352                     this.getThing().getUID(), config.deviceType, DEVICE_TYPE_TOUCHSUPPORT);
 353         } else {
 354             logger.debug("Starting TouchJob for Controller {}", getThing().getUID());
 355             final String localAuthToken = getAuthToken();
 356             if (localAuthToken != null && !localAuthToken.isEmpty()) {
 357                 if (touchJob != null && !touchJob.isDone()) {
 358                     logger.trace("tj: tj={} already running touchJobRunning = {}  cancelled={} done={}", touchJob,
 359                             touchJobRunning, touchJob == null ? null : touchJob.isCancelled(),
 360                             touchJob == null ? null : touchJob.isDone());
 361                 } else {
 362                     logger.debug("tj: Starting NEW touch job : tj={} touchJobRunning={} cancelled={}  done={}",
 363                             touchJob, touchJobRunning, touchJob == null ? null : touchJob.isCancelled(),
 364                             touchJob == null ? null : touchJob.isDone());
 365                     touchJob = scheduler.scheduleWithFixedDelay(this::runTouchDetection, 0L, 1L, TimeUnit.SECONDS);
 366                 }
 367             } else {
 368                 logger.error("starting TouchJob for Controller {} failed - missing token", getThing().getUID());
 369             }
 370
 371         }
 372     }
 373
 374     private synchronized void stopTouchJob() {
 375         logger.debug("Stop touch job {}", touchJob != null ? touchJob.isCancelled() : "touchJob job = null");
 376         if (touchJob != null) {
 377             logger.trace("tj: touch job stopping for {} with client {}", thing.getUID(), httpClientSSETouchEvent);
 378
 379             final Request localSSERequest = sseTouchjobRequest;
 380             if (localSSERequest != null) {
 381                 localSSERequest.abort(new NanoleafException("Touch detection stopped"));
 382             }
 383             if (!touchJob.isCancelled()) {
 384                 touchJob.cancel(true);
 385             }
 386
 387             touchJob = null;
 388             touchJobRunning = false;
 389             logger.debug("tj: touch job stopped for {} with client {}", thing.getUID(), httpClientSSETouchEvent);
 390         }
 391     }
 392
 393     private boolean hasTouchSupport(@Nullable String deviceType) {
 394         return NanoleafBindingConstants.MODELS_WITH_TOUCHSUPPORT.contains(deviceType);
 395     }
 396
 397     private void runUpdate() {
 398         logger.debug("Run update job");
 399
 400         try {
 401             updateFromControllerInfo();
 402             startTouchJob();
 403             updateStatus(ThingStatus.ONLINE);
 404         } catch (NanoleafUnauthorizedException nae) {
 405             logger.debug("Status update unauthorized for controller {}: {}", getThing().getUID(), nae.getMessage());
 406             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 407                     "@text/error.nanoleaf.controller.invalidToken");
 408             final String localAuthToken = getAuthToken();
 409             if (localAuthToken == null || localAuthToken.isEmpty()) {
 410                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_PENDING,
 411                         "@text/error.nanoleaf.controller.noToken");
 412             }
 413         } catch (NanoleafException ne) {
 414             logger.debug("Status update failed for controller {} : {}", getThing().getUID(), ne.getMessage());
 415             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 416                     "@text/error.nanoleaf.controller.communication");
 417         } catch (RuntimeException e) {
 418             logger.debug("Update job failed", e);
 419             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.NONE, "@text/error.nanoleaf.controller.runtime");
 420         }
 421     }
 422
 423     private void runPairing() {
 424         logger.debug("Run pairing job");
 425
 426         try {
 427             final String localAuthToken = getAuthToken();
 428             if (localAuthToken != null && !localAuthToken.isEmpty()) {
 429                 if (pairingJob != null) {
 430                     pairingJob.cancel(false);
 431                 }
 432
 433                 logger.debug("Authentication token found. Canceling pairing job");
 434                 return;
 435             }
 436
 437             ContentResponse authTokenResponse = OpenAPIUtils
 438                     .requestBuilder(httpClient, getControllerConfig(), API_ADD_USER, HttpMethod.POST)
 439                     .timeout(20L, TimeUnit.SECONDS).send();
 440             String authTokenResponseString = (authTokenResponse != null) ? authTokenResponse.getContentAsString() : "";
 441             if (logger.isTraceEnabled()) {
 442                 logger.trace("Auth token response: {}", authTokenResponseString);
 443             }
 444
 445             if (authTokenResponse != null && authTokenResponse.getStatus() != HttpStatus.OK_200) {
 446                 logger.debug("Pairing pending for {}. Controller returns status code {}", getThing().getUID(),
 447                         authTokenResponse.getStatus());
 448             } else {
 449                 AuthToken authTokenObject = gson.fromJson(authTokenResponseString, AuthToken.class);
 450                 authTokenObject = (authTokenObject != null) ? authTokenObject : new AuthToken();
 451                 if (authTokenObject.getAuthToken().isEmpty()) {
 452                     logger.debug("No auth token found in response: {}", authTokenResponseString);
 453                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 454                             "@text/error.nanoleaf.controller.pairingFailed");
 455                     throw new NanoleafException(authTokenResponseString);
 456                 }
 457
 458                 logger.debug("Pairing succeeded.");
 459                 Configuration config = editConfiguration();
 460
 461                 config.put(NanoleafControllerConfig.AUTH_TOKEN, authTokenObject.getAuthToken());
 462                 updateConfiguration(config);
 463                 updateStatus(ThingStatus.ONLINE);
 464                 // Update local field
 465                 setAuthToken(authTokenObject.getAuthToken());
 466
 467                 stopPairingJob();
 468                 startUpdateJob();
 469                 startTouchJob();
 470             }
 471         } catch (JsonSyntaxException e) {
 472             logger.warn("Received invalid data", e);
 473             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 474                     "@text/error.nanoleaf.controller.invalidData");
 475         } catch (NanoleafException ne) {
 476             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
 477                     "@text/error.nanoleaf.controller.noTokenReceived");
 478         } catch (ExecutionException | TimeoutException | InterruptedException e) {
 479             logger.debug("Cannot send authorization request to controller: ", e);
 480             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 481                     "@text/error.nanoleaf.controller.authRequest");
 482         } catch (RuntimeException e) {
 483             logger.warn("Pairing job failed", e);
 484             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.NONE, "@text/error.nanoleaf.controller.runtime");
 485         } catch (Exception e) {
 486             logger.warn("Cannot start http client", e);
 487             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 488                     "@text/error.nanoleaf.controller.noClient");
 489         }
 490     }
 491
 492     private synchronized void runTouchDetection() {
 493         final HttpClient localhttpSSEClientTouchEvent = httpClientSSETouchEvent;
 494         int eventHashcode = -1;
 495         if (localhttpSSEClientTouchEvent != null) {
 496             eventHashcode = localhttpSSEClientTouchEvent.hashCode();
 497         }
 498         if (touchJobRunning) {
 499             logger.trace("tj: touch job {} touch job already running. quitting. {} controller {} with {}\",\n",
 500                     touchJob, eventHashcode, thing.getUID(), httpClientSSETouchEvent);
 501         } else {
 502             try {
 503                 URI eventUri = OpenAPIUtils.getUri(getControllerConfig(), API_EVENTS, "id=4");
 504                 logger.debug("tj: touch job request registering for {} with client {}", thing.getUID(),
 505                         httpClientSSETouchEvent);
 506                 touchJobRunning = true;
 507                 if (localhttpSSEClientTouchEvent != null) {
 508                     localhttpSSEClientTouchEvent.setIdleTimeout(CONNECT_TIMEOUT * 1000L);
 509                     sseTouchjobRequest = localhttpSSEClientTouchEvent.newRequest(eventUri);
 510                     final Request localSSETouchjobRequest = sseTouchjobRequest;
 511                     int requestHashCode = -1;
 512                     if (localSSETouchjobRequest != null) {
 513                         requestHashCode = localSSETouchjobRequest.hashCode();
 514
 515                         logger.debug("tj: triggering new touch job request {} for {} with client {}", requestHashCode,
 516                                 thing.getUID(), eventHashcode);
 517                         localSSETouchjobRequest.onResponseContent((response, content) -> {
 518                             String s = StandardCharsets.UTF_8.decode(content).toString();
 519                             logger.debug("touch detected for controller {}", thing.getUID());
 520                             logger.trace("content {}", s);
 521                             Scanner eventContent = new Scanner(s);
 522
 523                             while (eventContent.hasNextLine()) {
 524                                 String line = eventContent.nextLine().trim();
 525                                 if (line.startsWith("data:")) {
 526                                     String json = line.substring(5).trim();
 527
 528                                     try {
 529                                         TouchEvents touchEvents = gson.fromJson(json, TouchEvents.class);
 530                                         handleTouchEvents(Objects.requireNonNull(touchEvents));
 531                                     } catch (JsonSyntaxException e) {
 532                                         logger.error("Couldn't parse touch event json {}", json);
 533                                     }
 534                                 }
 535                             }
 536
 537                             eventContent.close();
 538                             logger.debug("leaving touch onContent");
 539                         }).onResponseSuccess((response) -> {
 540                             logger.trace("tj: r={} touch event SUCCESS: {}", response.getRequest(), response);
 541                         }).onResponseFailure((response, failure) -> {
 542                             logger.trace("tj: r={} touch event FAILURE. Touchjob not running anymore for controller {}",
 543                                     response.getRequest(), thing.getUID());
 544                         }).send((result) -> {
 545                             logger.trace(
 546                                     "tj: r={} touch event COMPLETE. Touchjob not running anymore for controller {}      failed: {}        succeeded: {}",
 547                                     result.getRequest(), thing.getUID(), result.isFailed(), result.isSucceeded());
 548                             touchJobRunning = false;
 549                         });
 550                     }
 551                 }
 552                 logger.trace("tj: started touch job request for {} with {} at {}", thing.getUID(),
 553                         httpClientSSETouchEvent, eventUri);
 554             } catch (NanoleafException | RuntimeException e) {
 555                 logger.warn("tj: setting up TouchDetection failed for controller {} with {}\",\n", thing.getUID(),
 556                         httpClientSSETouchEvent);
 557                 logger.warn("tj: setting up TouchDetection failed with exception", e);
 558             } finally {
 559                 logger.trace("tj: touch job {} started for new request {} controller {} with {}\",\n",
 560                         touchJob.hashCode(), eventHashcode, thing.getUID(), httpClientSSETouchEvent);
 561             }
 562
 563         }
 564     }
 565
 566     private void handleTouchEvents(TouchEvents touchEvents) {
 567         touchEvents.getEvents().forEach((event) -> {
 568             logger.info("panel: {} gesture id: {}", event.getPanelId(), event.getGesture());
 569             // Swipes go to the controller, taps go to the individual panel
 570             if (event.getPanelId().equals(CONTROLLER_PANEL_ID)) {
 571                 logger.debug("Triggering controller {} with gesture {}.", thing.getUID(), event.getGesture());
 572                 updateControllerGesture(event.getGesture());
 573             } else {
 574                 getThing().getThings().forEach((child) -> {
 575                     NanoleafPanelHandler panelHandler = (NanoleafPanelHandler) child.getHandler();
 576                     if (panelHandler != null) {
 577                         logger.trace("Checking available panel -{}- versus event panel -{}-", panelHandler.getPanelID(),
 578                                 event.getPanelId());
 579                         if (panelHandler.getPanelID().equals(event.getPanelId())) {
 580                             logger.debug("Panel {} found. Triggering item with gesture {}.", panelHandler.getPanelID(),
 581                                     event.getGesture());
 582                             panelHandler.updatePanelGesture(event.getGesture());
 583                         }
 584                     }
 585
 586                 });
 587             }
 588         });
 589     }
 590
 591     /**
 592      * Apply the swipe gesture to the controller
 593      *
 594      * @param gesture Only swipes are supported on the complete nanoleaf panels
 595      */
 596     private void updateControllerGesture(int gesture) {
 597         switch (gesture) {
 598             case 2:
 599                 triggerChannel(CHANNEL_SWIPE, CHANNEL_SWIPE_EVENT_UP);
 600                 break;
 601             case 3:
 602                 triggerChannel(CHANNEL_SWIPE, CHANNEL_SWIPE_EVENT_DOWN);
 603                 break;
 604             case 4:
 605                 triggerChannel(CHANNEL_SWIPE, CHANNEL_SWIPE_EVENT_LEFT);
 606                 break;
 607             case 5:
 608                 triggerChannel(CHANNEL_SWIPE, CHANNEL_SWIPE_EVENT_RIGHT);
 609                 break;
 610         }
 611     }
 612
 613     private void updateFromControllerInfo() throws NanoleafException {
 614         logger.debug("Update channels for controller {}", thing.getUID());
 615         controllerInfo = receiveControllerInfo();
 616         State state = controllerInfo.getState();
 617
 618         OnOffType powerState = state.getOnOff();
 619
 620         Ct colorTemperature = state.getColorTemperature();
 621
 622         float colorTempPercent = 0.0F;
 623         int hue;
 624         int saturation;
 625         if (colorTemperature != null) {
 626             updateState(CHANNEL_COLOR_TEMPERATURE_ABS, new DecimalType(colorTemperature.getValue()));
 627             Integer min = colorTemperature.getMin();
 628             hue = min == null ? 0 : min;
 629             Integer max = colorTemperature.getMax();
 630             saturation = max == null ? 0 : max;
 631             colorTempPercent = (float) ((colorTemperature.getValue() - hue) / (saturation - hue)
 632                     * PercentType.HUNDRED.intValue());
 633         }
 634
 635         updateState(CHANNEL_COLOR_TEMPERATURE, new PercentType(Float.toString(colorTempPercent)));
 636         updateState(CHANNEL_EFFECT, new StringType(controllerInfo.getEffects().getSelect()));
 637         Hue stateHue = state.getHue();
 638         hue = stateHue != null ? stateHue.getValue() : 0;
 639
 640         Sat stateSaturation = state.getSaturation();
 641         saturation = stateSaturation != null ? stateSaturation.getValue() : 0;
 642
 643         Brightness stateBrightness = state.getBrightness();
 644         int brightness = stateBrightness != null ? stateBrightness.getValue() : 0;
 645
 646         updateState(CHANNEL_COLOR, new HSBType(new DecimalType(hue), new PercentType(saturation),
 647                 new PercentType(powerState == OnOffType.ON ? brightness : 0)));
 648         updateState(CHANNEL_COLOR_MODE, new StringType(state.getColorMode()));
 649         updateState(CHANNEL_RHYTHM_ACTIVE, controllerInfo.getRhythm().getRhythmActive() ? OnOffType.ON : OnOffType.OFF);
 650         updateState(CHANNEL_RHYTHM_MODE, new DecimalType(controllerInfo.getRhythm().getRhythmMode()));
 651         updateState(CHANNEL_RHYTHM_STATE,
 652                 controllerInfo.getRhythm().getRhythmConnected() ? OnOffType.ON : OnOffType.OFF);
 653         // update bridge properties which may have changed, or are not present during discovery
 654         Map<String, String> properties = editProperties();
 655         properties.put(Thing.PROPERTY_SERIAL_NUMBER, controllerInfo.getSerialNo());
 656         properties.put(Thing.PROPERTY_FIRMWARE_VERSION, controllerInfo.getFirmwareVersion());
 657         properties.put(Thing.PROPERTY_MODEL_ID, controllerInfo.getModel());
 658         properties.put(Thing.PROPERTY_VENDOR, controllerInfo.getManufacturer());
 659         updateProperties(properties);
 660         Configuration config = editConfiguration();
 661         if (hasTouchSupport(controllerInfo.getModel())) {
 662             config.put(NanoleafControllerConfig.DEVICE_TYPE, DEVICE_TYPE_TOUCHSUPPORT);
 663             logger.debug("Set to device type {}", DEVICE_TYPE_TOUCHSUPPORT);
 664         } else {
 665             config.put(NanoleafControllerConfig.DEVICE_TYPE, DEVICE_TYPE_LIGHTPANELS);
 666             logger.debug("Set to device type {}", DEVICE_TYPE_LIGHTPANELS);
 667         }
 668         updateConfiguration(config);
 669
 670         getConfig().getProperties().forEach((key, value) -> {
 671             logger.trace("Configuration property: key {} value {}", key, value);
 672         });
 673
 674         getThing().getProperties().forEach((key, value) -> {
 675             logger.debug("Thing property:  key {} value {}", key, value);
 676         });
 677
 678         // update the color channels of each panel
 679         getThing().getThings().forEach(child -> {
 680             NanoleafPanelHandler panelHandler = (NanoleafPanelHandler) child.getHandler();
 681             if (panelHandler != null) {
 682                 logger.debug("Update color channel for panel {}", panelHandler.getThing().getUID());
 683                 panelHandler.updatePanelColorChannel();
 684             }
 685         });
 686
 687         for (NanoleafControllerListener controllerListener : controllerListeners) {
 688             controllerListener.onControllerInfoFetched(getThing().getUID(), controllerInfo);
 689         }
 690     }
 691
 692     private ControllerInfo receiveControllerInfo() throws NanoleafException, NanoleafUnauthorizedException {
 693         ContentResponse controllerlInfoJSON = OpenAPIUtils.sendOpenAPIRequest(OpenAPIUtils.requestBuilder(httpClient,
 694                 getControllerConfig(), API_GET_CONTROLLER_INFO, HttpMethod.GET));
 695         ControllerInfo controllerInfo = gson.fromJson(controllerlInfoJSON.getContentAsString(), ControllerInfo.class);
 696         return Objects.requireNonNull(controllerInfo);
 697     }
 698
 699     private void sendStateCommand(String channel, Command command) throws NanoleafException {
 700         State stateObject = new State();
 701         switch (channel) {
 702             case CHANNEL_COLOR:
 703                 if (command instanceof OnOffType) {
 704                     // On/Off command - turns controller on/off
 705                     BooleanState state = new On();
 706                     state.setValue(OnOffType.ON.equals(command));
 707                     stateObject.setState(state);
 708                 } else if (command instanceof HSBType) {
 709                     // regular color HSB command
 710                     IntegerState h = new Hue();
 711                     IntegerState s = new Sat();
 712                     IntegerState b = new Brightness();
 713                     h.setValue(((HSBType) command).getHue().intValue());
 714                     s.setValue(((HSBType) command).getSaturation().intValue());
 715                     b.setValue(((HSBType) command).getBrightness().intValue());
 716                     stateObject.setState(h);
 717                     stateObject.setState(s);
 718                     stateObject.setState(b);
 719                 } else if (command instanceof PercentType) {
 720                     // brightness command
 721                     IntegerState b = new Brightness();
 722                     b.setValue(((PercentType) command).intValue());
 723                     stateObject.setState(b);
 724                 } else if (command instanceof IncreaseDecreaseType) {
 725                     // increase/decrease brightness
 726                     if (controllerInfo != null) {
 727                         @Nullable
 728                         Brightness brightness = controllerInfo.getState().getBrightness();
 729                         int brightnessMin;
 730                         int brightnessMax;
 731                         if (brightness != null) {
 732                             @Nullable
 733                             Integer min = brightness.getMin();
 734                             brightnessMin = (min == null) ? 0 : min;
 735                             @Nullable
 736                             Integer max = brightness.getMax();
 737                             brightnessMax = (max == null) ? 0 : max;
 738
 739                             if (IncreaseDecreaseType.INCREASE.equals(command)) {
 740                                 brightness.setValue(
 741                                         Math.min(brightnessMax, brightness.getValue() + BRIGHTNESS_STEP_SIZE));
 742                             } else {
 743                                 brightness.setValue(
 744                                         Math.max(brightnessMin, brightness.getValue() - BRIGHTNESS_STEP_SIZE));
 745                             }
 746                             stateObject.setState(brightness);
 747                             logger.debug("Setting controller brightness to {}", brightness.getValue());
 748                             // update controller info in case new command is sent before next update job interval
 749                             controllerInfo.getState().setBrightness(brightness);
 750                         } else {
 751                             logger.debug("Couldn't set brightness as it was null!");
 752                         }
 753                     }
 754                 } else {
 755                     logger.warn("Unhandled command {} with command type: {}", command, command.getClass().getName());
 756                     return;
 757                 }
 758                 break;
 759             case CHANNEL_COLOR_TEMPERATURE:
 760                 if (command instanceof PercentType) {
 761                     // Color temperature (percent)
 762                     IntegerState state = new Ct();
 763                     @Nullable
 764                     Ct colorTemperature = controllerInfo.getState().getColorTemperature();
 765
 766                     int colorMin = 0;
 767                     int colorMax = 0;
 768                     if (colorTemperature != null) {
 769                         @Nullable
 770                         Integer min = colorTemperature.getMin();
 771                         colorMin = (min == null) ? 0 : min;
 772
 773                         @Nullable
 774                         Integer max = colorTemperature.getMax();
 775                         colorMax = (max == null) ? 0 : max;
 776                     }
 777
 778                     state.setValue(Math.round((colorMax - colorMin) * (100 - ((PercentType) command).intValue())
 779                             / PercentType.HUNDRED.floatValue() + colorMin));
 780                     stateObject.setState(state);
 781                 } else {
 782                     logger.warn("Unhandled command type: {}", command.getClass().getName());
 783                     return;
 784                 }
 785                 break;
 786             case CHANNEL_COLOR_TEMPERATURE_ABS:
 787                 if (command instanceof DecimalType) {
 788                     // Color temperature (absolute)
 789                     IntegerState state = new Ct();
 790                     state.setValue(((DecimalType) command).intValue());
 791                     stateObject.setState(state);
 792                 } else {
 793                     logger.warn("Unhandled command type: {}", command.getClass().getName());
 794                     return;
 795                 }
 796                 break;
 797             default:
 798                 logger.warn("Unhandled command type: {}", command.getClass().getName());
 799                 return;
 800         }
 801
 802         Request setNewStateRequest = OpenAPIUtils.requestBuilder(httpClient, getControllerConfig(), API_SET_VALUE,
 803                 HttpMethod.PUT);
 804         setNewStateRequest.content(new StringContentProvider(gson.toJson(stateObject)), "application/json");
 805         OpenAPIUtils.sendOpenAPIRequest(setNewStateRequest);
 806     }
 807
 808     private void sendEffectCommand(Command command) throws NanoleafException {
 809         Effects effects = new Effects();
 810         if (command instanceof StringType) {
 811             effects.setSelect(command.toString());
 812             Request setNewEffectRequest = OpenAPIUtils.requestBuilder(httpClient, getControllerConfig(), API_EFFECT,
 813                     HttpMethod.PUT);
 814             String content = gson.toJson(effects);
 815             logger.debug("sending effect command from controller {}: {}", getThing().getUID(), content);
 816             setNewEffectRequest.content(new StringContentProvider(content), "application/json");
 817             OpenAPIUtils.sendOpenAPIRequest(setNewEffectRequest);
 818         } else {
 819             logger.warn("Unhandled command type: {}", command.getClass().getName());
 820         }
 821     }
 822
 823     private void sendRhythmCommand(Command command) throws NanoleafException {
 824         Rhythm rhythm = new Rhythm();
 825         if (command instanceof DecimalType) {
 826             rhythm.setRhythmMode(((DecimalType) command).intValue());
 827             Request setNewRhythmRequest = OpenAPIUtils.requestBuilder(httpClient, getControllerConfig(),
 828                     API_RHYTHM_MODE, HttpMethod.PUT);
 829             setNewRhythmRequest.content(new StringContentProvider(gson.toJson(rhythm)), "application/json");
 830             OpenAPIUtils.sendOpenAPIRequest(setNewRhythmRequest);
 831         } else {
 832             logger.warn("Unhandled command type: {}", command.getClass().getName());
 833         }
 834     }
 835
 836     private @Nullable String getAddress() {
 837         return address;
 838     }
 839
 840     private void setAddress(String address) {
 841         this.address = address;
 842     }
 843
 844     private int getPort() {
 845         return port;
 846     }
 847
 848     private void setPort(int port) {
 849         this.port = port;
 850     }
 851
 852     private int getRefreshInterval() {
 853         return refreshIntervall;
 854     }
 855
 856     private void setRefreshIntervall(int refreshIntervall) {
 857         this.refreshIntervall = refreshIntervall;
 858     }
 859
 860     @Nullable
 861     private String getAuthToken() {
 862         return authToken;
 863     }
 864
 865     private void setAuthToken(@Nullable String authToken) {
 866         this.authToken = authToken;
 867     }
 868
 869     @Nullable
 870     private String getDeviceType() {
 871         return deviceType;
 872     }
 873
 874     private void setDeviceType(String deviceType) {
 875         this.deviceType = deviceType;
 876     }
 877
 878     private void stopAllJobs() {
 879         stopPairingJob();
 880         stopUpdateJob();
 881         stopTouchJob();
 882     }
 883 }