git.basschouten.com Git - openhab-addons.git/blob

   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.tibber.internal.handler;
  14
  15 import static org.openhab.binding.tibber.internal.TibberBindingConstants.*;
  16
  17 import java.io.IOException;
  18 import java.io.InputStream;
  19 import java.math.BigDecimal;
  20 import java.net.URI;
  21 import java.net.URISyntaxException;
  22 import java.util.Properties;
  23 import java.util.concurrent.Future;
  24 import java.util.concurrent.ScheduledFuture;
  25 import java.util.concurrent.TimeUnit;
  26
  27 import org.eclipse.jdt.annotation.NonNullByDefault;
  28 import org.eclipse.jdt.annotation.Nullable;
  29 import org.eclipse.jetty.client.HttpClient;
  30 import org.eclipse.jetty.http.HttpHeader;
  31 import org.eclipse.jetty.util.ssl.SslContextFactory;
  32 import org.eclipse.jetty.websocket.api.Session;
  33 import org.eclipse.jetty.websocket.api.annotations.OnWebSocketClose;
  34 import org.eclipse.jetty.websocket.api.annotations.OnWebSocketConnect;
  35 import org.eclipse.jetty.websocket.api.annotations.OnWebSocketError;
  36 import org.eclipse.jetty.websocket.api.annotations.OnWebSocketMessage;
  37 import org.eclipse.jetty.websocket.api.annotations.WebSocket;
  38 import org.eclipse.jetty.websocket.client.ClientUpgradeRequest;
  39 import org.eclipse.jetty.websocket.client.WebSocketClient;
  40 import org.openhab.binding.tibber.internal.config.TibberConfiguration;
  41 import org.openhab.core.io.net.http.HttpUtil;
  42 import org.openhab.core.library.types.DateTimeType;
  43 import org.openhab.core.library.types.DecimalType;
  44 import org.openhab.core.library.types.QuantityType;
  45 import org.openhab.core.library.types.StringType;
  46 import org.openhab.core.library.unit.Units;
  47 import org.openhab.core.thing.ChannelUID;
  48 import org.openhab.core.thing.Thing;
  49 import org.openhab.core.thing.ThingStatus;
  50 import org.openhab.core.thing.ThingStatusDetail;
  51 import org.openhab.core.thing.ThingStatusInfo;
  52 import org.openhab.core.thing.binding.BaseThingHandler;
  53 import org.openhab.core.types.Command;
  54 import org.openhab.core.types.RefreshType;
  55 import org.osgi.framework.FrameworkUtil;
  56 import org.slf4j.Logger;
  57 import org.slf4j.LoggerFactory;
  58
  59 import com.google.gson.JsonArray;
  60 import com.google.gson.JsonElement;
  61 import com.google.gson.JsonObject;
  62 import com.google.gson.JsonParser;
  63 import com.google.gson.JsonSyntaxException;
  64
  65 /**
  66  * The {@link TibberHandler} is responsible for handling queries to/from Tibber API.
  67  *
  68  * @author Stian Kjoglum - Initial contribution
  69  */
  70 @NonNullByDefault
  71 public class TibberHandler extends BaseThingHandler {
  72     private static final int REQUEST_TIMEOUT = (int) TimeUnit.SECONDS.toMillis(20);
  73     private final Logger logger = LoggerFactory.getLogger(TibberHandler.class);
  74     private final Properties httpHeader = new Properties();
  75     private TibberConfiguration tibberConfig = new TibberConfiguration();
  76     private @Nullable SslContextFactory sslContextFactory;
  77     private @Nullable TibberWebSocketListener socket;
  78     private @Nullable Session session;
  79     private @Nullable WebSocketClient client;
  80     private @Nullable ScheduledFuture<?> pollingJob;
  81     private @Nullable Future<?> sessionFuture;
  82     private String rtEnabled = "false";
  83     private @Nullable String subscriptionURL;
  84     private @Nullable String versionString;
  85
  86     public TibberHandler(Thing thing) {
  87         super(thing);
  88     }
  89
  90     @Override
  91     public void initialize() {
  92         updateStatus(ThingStatus.UNKNOWN);
  93         tibberConfig = getConfigAs(TibberConfiguration.class);
  94
  95         versionString = FrameworkUtil.getBundle(this.getClass()).getVersion().toString();
  96         logger.debug("Binding version: {}", versionString);
  97
  98         getTibberParameters();
  99         startRefresh(tibberConfig.getRefresh());
 100     }
 101
 102     @Override
 103     public void handleCommand(ChannelUID channelUID, Command command) {
 104         if (command instanceof RefreshType) {
 105             startRefresh(tibberConfig.getRefresh());
 106         } else {
 107             logger.debug("Tibber API is read-only and does not handle commands");
 108         }
 109     }
 110
 111     public void getTibberParameters() {
 112         String response = "";
 113         try {
 114             httpHeader.put("cache-control", "no-cache");
 115             httpHeader.put("content-type", JSON_CONTENT_TYPE);
 116             httpHeader.put(HttpHeader.USER_AGENT.asString(),
 117                     "openHAB/Tibber " + versionString + " Tibber driver " + TIBBER_DRIVER);
 118             httpHeader.put(HttpHeader.AUTHORIZATION.asString(), "Bearer " + tibberConfig.getToken());
 119
 120             TibberPriceConsumptionHandler tibberQuery = new TibberPriceConsumptionHandler();
 121             InputStream connectionStream = tibberQuery.connectionInputStream(tibberConfig.getHomeid());
 122             response = HttpUtil.executeUrl("POST", BASE_URL, httpHeader, connectionStream, null, REQUEST_TIMEOUT);
 123
 124             if (!response.contains("error") && !response.contains("<html>")) {
 125                 updateStatus(ThingStatus.ONLINE);
 126                 getURLInput(BASE_URL);
 127
 128                 InputStream inputStream = tibberQuery.getRealtimeInputStream(tibberConfig.getHomeid());
 129                 String jsonResponse = HttpUtil.executeUrl("POST", BASE_URL, httpHeader, inputStream, null,
 130                         REQUEST_TIMEOUT);
 131
 132                 JsonObject object = (JsonObject) JsonParser.parseString(jsonResponse);
 133                 JsonObject dObject = object.getAsJsonObject("data");
 134                 if (dObject != null) {
 135                     JsonObject viewerObject = dObject.getAsJsonObject("viewer");
 136                     if (viewerObject != null) {
 137                         JsonObject homeObject = viewerObject.getAsJsonObject("home");
 138                         if (homeObject != null) {
 139                             JsonObject featuresObject = homeObject.getAsJsonObject("features");
 140                             if (featuresObject != null) {
 141                                 rtEnabled = featuresObject.get("realTimeConsumptionEnabled").toString();
 142                             }
 143                         }
 144                     }
 145                 }
 146
 147                 if ("true".equals(rtEnabled)) {
 148                     logger.debug("Pulse associated with HomeId: Live stream will be started");
 149
 150                     InputStream wsURL = tibberQuery.getWebsocketUrl();
 151                     String wsResponse = HttpUtil.executeUrl("POST", BASE_URL, httpHeader, wsURL, null, REQUEST_TIMEOUT);
 152
 153                     JsonObject wsobject = (JsonObject) JsonParser.parseString(wsResponse);
 154                     JsonObject dataObject = wsobject.getAsJsonObject("data");
 155                     if (dataObject != null) {
 156                         JsonObject viewerObject = dataObject.getAsJsonObject("viewer");
 157                         if (viewerObject != null) {
 158                             JsonElement subscriptionElement = viewerObject.get("websocketSubscriptionUrl");
 159                             if (subscriptionElement != null) {
 160                                 subscriptionURL = subscriptionElement.toString().replaceAll("^\"|\"$", "");
 161                             }
 162                         }
 163                     }
 164                     String url = subscriptionURL;
 165                     if (url == null || url.isBlank()) {
 166                         logger.trace("Unexpected result from the server: {}", jsonResponse);
 167                         updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 168                                 "Unexpected result from the server");
 169                     } else {
 170                         logger.debug("Subscribing to: {}", subscriptionURL);
 171                         open();
 172                     }
 173                 } else {
 174                     logger.debug("No Pulse associated with HomeId: No live stream will be started");
 175                 }
 176             } else {
 177                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
 178                         "Problems connecting/communicating with server: " + response);
 179             }
 180         } catch (IOException | JsonSyntaxException e) {
 181             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
 182         }
 183     }
 184
 185     public void getURLInput(String url) throws IOException {
 186         String jsonResponse = "";
 187         TibberPriceConsumptionHandler tibberQuery = new TibberPriceConsumptionHandler();
 188
 189         InputStream inputStream = tibberQuery.getInputStream(tibberConfig.getHomeid());
 190         jsonResponse = HttpUtil.executeUrl("POST", url, httpHeader, inputStream, null, REQUEST_TIMEOUT);
 191         logger.debug("API response: {}", jsonResponse);
 192
 193         if (!jsonResponse.contains("error") && !jsonResponse.contains("<html>")) {
 194             if (getThing().getStatus() == ThingStatus.OFFLINE || getThing().getStatus() == ThingStatus.INITIALIZING) {
 195                 updateStatus(ThingStatus.ONLINE);
 196             }
 197
 198             JsonObject rootJsonObject = (JsonObject) JsonParser.parseString(jsonResponse);
 199
 200             if (jsonResponse.contains("total")) {
 201                 try {
 202                     JsonObject current = rootJsonObject.getAsJsonObject("data").getAsJsonObject("viewer")
 203                             .getAsJsonObject("home").getAsJsonObject("currentSubscription").getAsJsonObject("priceInfo")
 204                             .getAsJsonObject("current");
 205
 206                     updateState(CURRENT_TOTAL, new DecimalType(current.get("total").toString()));
 207                     String timestamp = current.get("startsAt").toString().substring(1, 20);
 208                     updateState(CURRENT_STARTSAT, new DateTimeType(timestamp));
 209                     updateState(CURRENT_LEVEL,
 210                             new StringType(current.get("level").toString().replaceAll("^\"|\"$", "")));
 211
 212                     JsonArray tomorrow = rootJsonObject.getAsJsonObject("data").getAsJsonObject("viewer")
 213                             .getAsJsonObject("home").getAsJsonObject("currentSubscription").getAsJsonObject("priceInfo")
 214                             .getAsJsonArray("tomorrow");
 215                     updateState(TOMORROW_PRICES, new StringType(tomorrow.toString()));
 216                     JsonArray today = rootJsonObject.getAsJsonObject("data").getAsJsonObject("viewer")
 217                             .getAsJsonObject("home").getAsJsonObject("currentSubscription").getAsJsonObject("priceInfo")
 218                             .getAsJsonArray("today");
 219                     updateState(TODAY_PRICES, new StringType(today.toString()));
 220                 } catch (JsonSyntaxException e) {
 221                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 222                             "Error communicating with Tibber API: " + e.getMessage());
 223                 }
 224             }
 225             if (jsonResponse.contains("daily") && !jsonResponse.contains("\"daily\":{\"nodes\":[]")
 226                     && !jsonResponse.contains("\"daily\":null")) {
 227                 try {
 228                     JsonObject myObject = (JsonObject) rootJsonObject.getAsJsonObject("data").getAsJsonObject("viewer")
 229                             .getAsJsonObject("home").getAsJsonObject("daily").getAsJsonArray("nodes").get(0);
 230
 231                     String timestampDailyFrom = myObject.get("from").toString().substring(1, 20);
 232                     updateState(DAILY_FROM, new DateTimeType(timestampDailyFrom));
 233
 234                     String timestampDailyTo = myObject.get("to").toString().substring(1, 20);
 235                     updateState(DAILY_TO, new DateTimeType(timestampDailyTo));
 236
 237                     updateChannel(DAILY_COST, myObject.get("cost").toString());
 238                     updateChannel(DAILY_CONSUMPTION, myObject.get("consumption").toString());
 239                 } catch (JsonSyntaxException e) {
 240                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 241                             "Error communicating with Tibber API: " + e.getMessage());
 242                 }
 243             }
 244             if (jsonResponse.contains("hourly") && !jsonResponse.contains("\"hourly\":{\"nodes\":[]")
 245                     && !jsonResponse.contains("\"hourly\":null")) {
 246                 try {
 247                     JsonObject myObject = (JsonObject) rootJsonObject.getAsJsonObject("data").getAsJsonObject("viewer")
 248                             .getAsJsonObject("home").getAsJsonObject("hourly").getAsJsonArray("nodes").get(0);
 249
 250                     String timestampHourlyFrom = myObject.get("from").toString().substring(1, 20);
 251                     updateState(HOURLY_FROM, new DateTimeType(timestampHourlyFrom));
 252
 253                     String timestampHourlyTo = myObject.get("to").toString().substring(1, 20);
 254                     updateState(HOURLY_TO, new DateTimeType(timestampHourlyTo));
 255
 256                     updateChannel(HOURLY_COST, myObject.get("cost").toString());
 257                     updateChannel(HOURLY_CONSUMPTION, myObject.get("consumption").toString());
 258                 } catch (JsonSyntaxException e) {
 259                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 260                             "Error communicating with Tibber API: " + e.getMessage());
 261                 }
 262             }
 263         } else if (jsonResponse.contains("error")) {
 264             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 265                     "Error in response from Tibber API: " + jsonResponse);
 266             try {
 267                 Thread.sleep(300 * 1000);
 268                 return;
 269             } catch (InterruptedException e) {
 270                 logger.debug("Tibber OFFLINE, attempting thread sleep: {}", e.getMessage());
 271             }
 272         } else {
 273             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 274                     "Unexpected response from Tibber: " + jsonResponse);
 275             try {
 276                 Thread.sleep(300 * 1000);
 277                 return;
 278             } catch (InterruptedException e) {
 279                 logger.debug("Tibber OFFLINE, attempting thread sleep: {}", e.getMessage());
 280             }
 281         }
 282     }
 283
 284     public void startRefresh(int refresh) {
 285         if (pollingJob == null) {
 286             pollingJob = scheduler.scheduleWithFixedDelay(() -> {
 287                 try {
 288                     updateRequest();
 289                 } catch (IOException e) {
 290                     logger.warn("IO Exception: {}", e.getMessage());
 291                 }
 292             }, 1, refresh, TimeUnit.MINUTES);
 293         }
 294     }
 295
 296     public void updateRequest() throws IOException {
 297         getURLInput(BASE_URL);
 298         if ("true".equals(rtEnabled) && !isConnected()) {
 299             logger.debug("Attempting to reopen Websocket connection");
 300             open();
 301         }
 302     }
 303
 304     public void updateChannel(String channelID, String channelValue) {
 305         if (!channelValue.contains("null")) {
 306             if (channelID.contains("consumption") || channelID.contains("Consumption")
 307                     || channelID.contains("accumulatedProduction")) {
 308                 updateState(channelID, new QuantityType<>(new BigDecimal(channelValue), Units.KILOWATT_HOUR));
 309             } else if (channelID.contains("power") || channelID.contains("Power")) {
 310                 updateState(channelID, new QuantityType<>(new BigDecimal(channelValue), Units.WATT));
 311             } else if (channelID.contains("voltage")) {
 312                 updateState(channelID, new QuantityType<>(new BigDecimal(channelValue), Units.VOLT));
 313             } else if (channelID.contains("current")) {
 314                 updateState(channelID, new QuantityType<>(new BigDecimal(channelValue), Units.AMPERE));
 315             } else {
 316                 updateState(channelID, new DecimalType(channelValue));
 317             }
 318         }
 319     }
 320
 321     public void thingStatusChanged(ThingStatusInfo thingStatusInfo) {
 322         logger.debug("Thing Status updated to {} for device: {}", thingStatusInfo.getStatus(), getThing().getUID());
 323         if (thingStatusInfo.getStatus() != ThingStatus.ONLINE) {
 324             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
 325                     "Unable to communicate with Tibber API");
 326         }
 327     }
 328
 329     @Override
 330     public void dispose() {
 331         ScheduledFuture<?> pollingJob = this.pollingJob;
 332         if (pollingJob != null) {
 333             pollingJob.cancel(true);
 334             this.pollingJob = null;
 335         }
 336         if (isConnected()) {
 337             close();
 338             WebSocketClient client = this.client;
 339             if (client != null) {
 340                 try {
 341                     logger.debug("DISPOSE - Stopping and Terminating Websocket connection");
 342                     client.stop();
 343                 } catch (Exception e) {
 344                     logger.warn("Websocket Client Stop Exception: {}", e.getMessage());
 345                 }
 346                 client.destroy();
 347                 this.client = null;
 348             }
 349         }
 350         super.dispose();
 351     }
 352
 353     public void open() {
 354         WebSocketClient client = this.client;
 355         if (client == null || !client.isRunning() || !isConnected()) {
 356             if (client != null) {
 357                 try {
 358                     client.stop();
 359                 } catch (Exception e) {
 360                     logger.warn("OPEN FRAME - Failed to stop websocket client: {}", e.getMessage());
 361                 }
 362                 client.destroy();
 363             }
 364             sslContextFactory = new SslContextFactory.Client(true);
 365             sslContextFactory.setTrustAll(true);
 366             sslContextFactory.setEndpointIdentificationAlgorithm(null);
 367
 368             client = new WebSocketClient(new HttpClient(sslContextFactory));
 369             client.setMaxIdleTimeout(30 * 1000);
 370             this.client = client;
 371
 372             TibberWebSocketListener socket = this.socket;
 373             if (socket == null) {
 374                 logger.debug("New socket being created");
 375                 socket = new TibberWebSocketListener();
 376                 this.socket = socket;
 377             }
 378
 379             ClientUpgradeRequest newRequest = new ClientUpgradeRequest();
 380             newRequest.setHeader(HttpHeader.USER_AGENT.asString(),
 381                     "openHAB/Tibber " + versionString + " Tibber driver " + TIBBER_DRIVER);
 382             newRequest.setHeader(HttpHeader.AUTHORIZATION.asString(), "Bearer " + tibberConfig.getToken());
 383             newRequest.setSubProtocols("graphql-transport-ws");
 384
 385             try {
 386                 logger.debug("Starting Websocket connection");
 387                 client.start();
 388             } catch (Exception e) {
 389                 logger.warn("Websocket Start Exception: {}", e.getMessage());
 390             }
 391             try {
 392                 logger.debug("Connecting Websocket connection");
 393                 sessionFuture = client.connect(socket, new URI(subscriptionURL), newRequest);
 394                 try {
 395                     Thread.sleep(10 * 1000);
 396                 } catch (InterruptedException e) {
 397                 }
 398                 if (!isConnected()) {
 399                     logger.warn("Unable to establish websocket session - Reattempting connection on next refresh");
 400                 } else {
 401                     logger.debug("Websocket session established");
 402                 }
 403             } catch (IOException e) {
 404                 logger.warn("Websocket Connect Exception: {}", e.getMessage());
 405             } catch (URISyntaxException e) {
 406                 logger.warn("Websocket URI Exception: {}", e.getMessage());
 407             }
 408         } else {
 409             logger.warn("Open: Websocket client already running");
 410         }
 411     }
 412
 413     public void close() {
 414         Session session = this.session;
 415         if (session != null) {
 416             String disconnect = "{\"type\":\"connection_terminate\",\"payload\":null}";
 417             try {
 418                 TibberWebSocketListener socket = this.socket;
 419                 if (socket != null) {
 420                     logger.debug("Sending websocket disconnect message");
 421                     socket.sendMessage(disconnect);
 422                 } else {
 423                     logger.warn("Socket unable to send disconnect message: Socket is null");
 424                 }
 425             } catch (IOException e) {
 426                 logger.warn("Websocket Close Exception: {}", e.getMessage());
 427             }
 428             try {
 429                 session.close();
 430             } catch (Exception e) {
 431                 logger.warn("Unable to disconnect session");
 432             }
 433             this.session = null;
 434             this.socket = null;
 435         }
 436         Future<?> sessionFuture = this.sessionFuture;
 437         if (sessionFuture != null && !sessionFuture.isDone()) {
 438             sessionFuture.cancel(true);
 439         }
 440         WebSocketClient client = this.client;
 441         if (client != null) {
 442             try {
 443                 client.stop();
 444             } catch (Exception e) {
 445                 logger.warn("CLOSE FRAME - Failed to stop websocket client: {}", e.getMessage());
 446             }
 447             client.destroy();
 448         }
 449     }
 450
 451     public boolean isConnected() {
 452         Session session = this.session;
 453         return session != null && session.isOpen();
 454     }
 455
 456     @WebSocket
 457     public class TibberWebSocketListener {
 458
 459         @OnWebSocketConnect
 460         public void onConnect(Session wssession) {
 461             TibberHandler.this.session = wssession;
 462             TibberWebSocketListener socket = TibberHandler.this.socket;
 463             String connection = "{\"type\":\"connection_init\", \"payload\":{\"token\":\"" + tibberConfig.getToken()
 464                     + "\"}}";
 465             try {
 466                 if (socket != null) {
 467                     logger.debug("Sending websocket connect message");
 468                     socket.sendMessage(connection);
 469                 } else {
 470                     logger.debug("Socket unable to send connect message: Socket is null");
 471                 }
 472             } catch (IOException e) {
 473                 logger.warn("Send Message Exception: {}", e.getMessage());
 474             }
 475         }
 476
 477         @OnWebSocketClose
 478         public void onClose(int statusCode, String reason) {
 479             logger.debug("Closing a WebSocket due to {}", reason);
 480             WebSocketClient client = TibberHandler.this.client;
 481             if (client != null && client.isRunning()) {
 482                 try {
 483                     logger.debug("ONCLOSE - Stopping and Terminating Websocket connection");
 484                     client.stop();
 485                 } catch (Exception e) {
 486                     logger.warn("Websocket Client Stop Exception: {}", e.getMessage());
 487                 }
 488             }
 489         }
 490
 491         @OnWebSocketError
 492         public void onWebSocketError(Throwable e) {
 493             String message = e.getMessage();
 494             logger.debug("Error during websocket communication: {}", message);
 495             close();
 496         }
 497
 498         @OnWebSocketMessage
 499         public void onMessage(String message) {
 500             if (message.contains("connection_ack")) {
 501                 logger.debug("Connected to Server");
 502                 startSubscription();
 503             } else if (message.contains("error") || message.contains("terminate")) {
 504                 logger.debug("Error/terminate received from server: {}", message);
 505                 close();
 506             } else if (message.contains("liveMeasurement")) {
 507                 JsonObject object = (JsonObject) JsonParser.parseString(message);
 508                 JsonObject myObject = object.getAsJsonObject("payload").getAsJsonObject("data")
 509                         .getAsJsonObject("liveMeasurement");
 510                 if (myObject.has("timestamp")) {
 511                     String liveTimestamp = myObject.get("timestamp").toString().substring(1, 20);
 512                     updateState(LIVE_TIMESTAMP, new DateTimeType(liveTimestamp));
 513                 }
 514                 if (myObject.has("power")) {
 515                     updateChannel(LIVE_POWER, myObject.get("power").toString());
 516                 }
 517                 if (myObject.has("lastMeterConsumption")) {
 518                     updateChannel(LIVE_LASTMETERCONSUMPTION, myObject.get("lastMeterConsumption").toString());
 519                 }
 520                 if (myObject.has("accumulatedConsumption")) {
 521                     updateChannel(LIVE_ACCUMULATEDCONSUMPTION, myObject.get("accumulatedConsumption").toString());
 522                 }
 523                 if (myObject.has("accumulatedCost")) {
 524                     updateChannel(LIVE_ACCUMULATEDCOST, myObject.get("accumulatedCost").toString());
 525                 }
 526                 if (myObject.has("accumulatedReward")) {
 527                     updateChannel(LIVE_ACCUMULATEREWARD, myObject.get("accumulatedReward").toString());
 528                 }
 529                 if (myObject.has("currency")) {
 530                     updateState(LIVE_CURRENCY, new StringType(myObject.get("currency").toString()));
 531                 }
 532                 if (myObject.has("minPower")) {
 533                     updateChannel(LIVE_MINPOWER, myObject.get("minPower").toString());
 534                 }
 535                 if (myObject.has("averagePower")) {
 536                     updateChannel(LIVE_AVERAGEPOWER, myObject.get("averagePower").toString());
 537                 }
 538                 if (myObject.has("maxPower")) {
 539                     updateChannel(LIVE_MAXPOWER, myObject.get("maxPower").toString());
 540                 }
 541                 if (myObject.has("voltagePhase1")) {
 542                     updateChannel(LIVE_VOLTAGE1, myObject.get("voltagePhase1").toString());
 543                 }
 544                 if (myObject.has("voltagePhase2")) {
 545                     updateChannel(LIVE_VOLTAGE2, myObject.get("voltagePhase2").toString());
 546                 }
 547                 if (myObject.has("voltagePhase3")) {
 548                     updateChannel(LIVE_VOLTAGE3, myObject.get("voltagePhase3").toString());
 549                 }
 550                 if (myObject.has("currentL1")) {
 551                     updateChannel(LIVE_CURRENT1, myObject.get("currentL1").toString());
 552                 }
 553                 if (myObject.has("currentL2")) {
 554                     updateChannel(LIVE_CURRENT2, myObject.get("currentL2").toString());
 555                 }
 556                 if (myObject.has("currentL3")) {
 557                     updateChannel(LIVE_CURRENT3, myObject.get("currentL3").toString());
 558                 }
 559                 if (myObject.has("powerProduction")) {
 560                     updateChannel(LIVE_POWERPRODUCTION, myObject.get("powerProduction").toString());
 561                 }
 562                 if (myObject.has("accumulatedProduction")) {
 563                     updateChannel(LIVE_ACCUMULATEDPRODUCTION, myObject.get("accumulatedProduction").toString());
 564                 }
 565                 if (myObject.has("minPowerProduction")) {
 566                     updateChannel(LIVE_MINPOWERPRODUCTION, myObject.get("minPowerProduction").toString());
 567                 }
 568                 if (myObject.has("maxPowerProduction")) {
 569                     updateChannel(LIVE_MAXPOWERPRODUCTION, myObject.get("maxPowerProduction").toString());
 570                 }
 571             } else {
 572                 logger.debug("Unknown live response from Tibber");
 573             }
 574         }
 575
 576         private void sendMessage(String message) throws IOException {
 577             logger.debug("Send message: {}", message);
 578             Session session = TibberHandler.this.session;
 579             if (session != null) {
 580                 session.getRemote().sendString(message);
 581             }
 582         }
 583
 584         public void startSubscription() {
 585             String query = "{\"id\":\"1\",\"type\":\"subscribe\",\"payload\":{\"variables\":{},\"extensions\":{},\"operationName\":null,\"query\":\"subscription {\\n liveMeasurement(homeId:\\\""
 586                     + tibberConfig.getHomeid()
 587                     + "\\\") {\\n timestamp\\n power\\n lastMeterConsumption\\n accumulatedConsumption\\n accumulatedCost\\n accumulatedReward\\n currency\\n minPower\\n averagePower\\n maxPower\\n"
 588                     + "voltagePhase1\\n voltagePhase2\\n voltagePhase3\\n currentL1\\n currentL2\\n currentL3\\n powerProduction\\n accumulatedProduction\\n minPowerProduction\\n maxPowerProduction\\n }\\n }\\n\"}}";
 589             try {
 590                 TibberWebSocketListener socket = TibberHandler.this.socket;
 591                 if (socket != null) {
 592                     socket.sendMessage(query);
 593                 } else {
 594                     logger.debug("Socket unable to send subscription message: Socket is null");
 595                 }
 596             } catch (IOException e) {
 597                 logger.warn("Send Message Exception: {}", e.getMessage());
 598             }
 599         }
 600     }
 601 }