2 * Copyright (c) 2010-2021 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
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
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.binding.iaqualink.internal.handler;
15 import static org.openhab.core.library.unit.ImperialUnits.FAHRENHEIT;
16 import static org.openhab.core.library.unit.SIUnits.CELSIUS;
18 import java.io.IOException;
19 import java.math.BigDecimal;
20 import java.math.RoundingMode;
21 import java.util.ArrayList;
22 import java.util.Arrays;
23 import java.util.Collections;
24 import java.util.HashMap;
25 import java.util.List;
27 import java.util.Objects;
28 import java.util.Optional;
29 import java.util.concurrent.ScheduledFuture;
30 import java.util.concurrent.TimeUnit;
32 import javax.measure.Unit;
33 import javax.measure.quantity.Temperature;
35 import org.eclipse.jdt.annotation.NonNullByDefault;
36 import org.eclipse.jdt.annotation.Nullable;
37 import org.eclipse.jetty.client.HttpClient;
38 import org.openhab.binding.iaqualink.internal.IAqualinkBindingConstants;
39 import org.openhab.binding.iaqualink.internal.api.IAqualinkClient;
40 import org.openhab.binding.iaqualink.internal.api.IAqualinkClient.NotAuthorizedException;
41 import org.openhab.binding.iaqualink.internal.api.model.AccountInfo;
42 import org.openhab.binding.iaqualink.internal.api.model.Auxiliary;
43 import org.openhab.binding.iaqualink.internal.api.model.Device;
44 import org.openhab.binding.iaqualink.internal.api.model.Home;
45 import org.openhab.binding.iaqualink.internal.api.model.OneTouch;
46 import org.openhab.binding.iaqualink.internal.config.IAqualinkConfiguration;
47 import org.openhab.core.library.types.DecimalType;
48 import org.openhab.core.library.types.OnOffType;
49 import org.openhab.core.library.types.PercentType;
50 import org.openhab.core.library.types.QuantityType;
51 import org.openhab.core.library.types.StringType;
52 import org.openhab.core.thing.Channel;
53 import org.openhab.core.thing.ChannelUID;
54 import org.openhab.core.thing.Thing;
55 import org.openhab.core.thing.ThingStatus;
56 import org.openhab.core.thing.ThingStatusDetail;
57 import org.openhab.core.thing.binding.BaseThingHandler;
58 import org.openhab.core.thing.binding.builder.ChannelBuilder;
59 import org.openhab.core.thing.binding.builder.ThingBuilder;
60 import org.openhab.core.thing.type.ChannelTypeUID;
61 import org.openhab.core.types.Command;
62 import org.openhab.core.types.RefreshType;
63 import org.openhab.core.types.State;
64 import org.openhab.core.types.UnDefType;
65 import org.slf4j.Logger;
66 import org.slf4j.LoggerFactory;
70 * iAquaLink Control Binding
72 * iAquaLink controllers allow remote access to Jandy/Zodiac pool systems. This
73 * binding allows openHAB to both monitor and control a pool system through
76 * The {@link IAqualinkHandler} is responsible for handling commands, which
77 * are sent to one of the channels.
79 * @author Dan Cunningham - Initial contribution
82 public class IAqualinkHandler extends BaseThingHandler {
84 private final Logger logger = LoggerFactory.getLogger(IAqualinkHandler.class);
87 * Minimum amount of time we can poll for updates
89 private static final int MIN_REFRESH_SECONDS = 5;
92 * Minimum amount of time we can poll after a command
94 private static final int COMMAND_REFRESH_SECONDS = 5;
97 * Default iAqulink key used by existing clients in the marketplace
99 private static final String DEFAULT_API_KEY = "EOOEMOW4YR6QNB07";
102 * Local cache of iAqualink states
104 private Map<String, State> stateMap = Collections.synchronizedMap(new HashMap<>());
112 * fixed API key provided by iAqualink clients (Android, IOS), unknown if this will change in the future.
115 private @Nullable String apiKey;
118 * Optional serial number of the pool controller to connect to, only useful if you have more then one controller
120 private @Nullable String serialNumber;
123 * Server issued sessionId
125 private @Nullable String sessionId;
128 * When we first connect we will dynamically create channels based on what the controller is configured for
130 private boolean firstRun;
133 * Future to poll for updated
135 private @Nullable ScheduledFuture<?> pollFuture;
138 * The client interface to the iAqualink Service
140 private IAqualinkClient client;
143 * Temperature unit, will be set based on user setting
145 private Unit<Temperature> temperatureUnit = CELSIUS;
148 * Constructs a new {@link IAqualinkHandler}
153 public IAqualinkHandler(Thing thing, HttpClient httpClient) {
155 client = new IAqualinkClient(httpClient);
159 public void initialize() {
160 // don't hold up initialize
161 scheduler.schedule(this::configure, 0, TimeUnit.SECONDS);
165 public void dispose() {
166 logger.debug("Handler disposed.");
171 public void channelLinked(ChannelUID channelUID) {
172 // clear our cached value so the new channel gets updated on the next poll
173 stateMap.remove(channelUID.getAsString());
177 public void handleCommand(ChannelUID channelUID, Command command) {
178 logger.debug("handleCommand channel: {} command: {}", channelUID, command);
180 if (getThing().getStatus() != ThingStatus.ONLINE) {
181 logger.warn("Controller is not ONLINE and is not responding to commands");
187 String channelName = channelUID.getIdWithoutGroup();
188 // remove the current state to ensure we send an update
189 stateMap.remove(channelUID.getAsString());
191 if (command instanceof RefreshType) {
192 logger.debug("Channel {} state has been cleared", channelName);
193 } else if (channelName.startsWith("aux_")) {
194 // Auxiliary Commands
195 String auxId = channelName.replaceFirst("aux_", "");
196 if (command instanceof PercentType) {
197 client.dimmerCommand(serialNumber, sessionId, auxId, command.toString());
198 } else if (command instanceof StringType) {
199 String cmd = "off".equals(command.toString()) ? "0"
200 : "on".equals(command.toString()) ? "1" : command.toString();
201 client.lightCommand(serialNumber, sessionId, auxId, cmd,
202 AuxiliaryType.fromChannelTypeUID(getChannelTypeUID(channelUID)).getSubType());
203 } else if (command instanceof OnOffType) {
204 // these are toggle commands and require we have the current state to turn on/off
205 Auxiliary[] auxs = client.getAux(serialNumber, sessionId);
206 Optional<Auxiliary> optional = Arrays.stream(auxs).filter(o -> o.getName().equals(channelName))
208 if (optional.isPresent()) {
209 if (toState(channelName, "Switch", optional.get().getState()) != command) {
210 client.auxSetCommand(serialNumber, sessionId, channelName);
214 } else if (channelName.endsWith("_set_point")) {
215 // Set Point Commands
216 if ("spa_set_point".equals(channelName)) {
217 BigDecimal value = commandToRoundedTemperature(command, temperatureUnit);
219 client.setSpaTemp(serialNumber, sessionId, value.floatValue());
221 } else if ("pool_set_point".equals(channelName)) {
222 BigDecimal value = commandToRoundedTemperature(command, temperatureUnit);
224 client.setPoolTemp(serialNumber, sessionId, value.floatValue());
227 } else if (command instanceof OnOffType) {
228 // these are toggle commands and require we have the current state to turn on/off
229 if (channelName.startsWith("onetouch_")) {
230 OneTouch[] ota = client.getOneTouch(serialNumber, sessionId);
231 Optional<OneTouch> optional = Arrays.stream(ota).filter(o -> o.getName().equals(channelName))
233 if (optional.isPresent()) {
234 if (toState(channelName, "Switch", optional.get().getState()) != command) {
235 logger.debug("Sending command {} to {}", command, channelName);
236 client.oneTouchSetCommand(serialNumber, sessionId, channelName);
239 } else if (channelName.endsWith("heater") || channelName.endsWith("pump")) {
240 String value = client.getHome(serialNumber, sessionId).getSerializedMap().get(channelName);
241 if (toState(channelName, "Switch", value) != command) {
242 logger.debug("Sending command {} to {}", command, channelName);
243 client.homeScreenSetCommand(serialNumber, sessionId, channelName);
247 initPolling(COMMAND_REFRESH_SECONDS);
248 } catch (IOException e) {
249 logger.debug("Exception executing command", e);
250 initPolling(COMMAND_REFRESH_SECONDS);
251 } catch (NotAuthorizedException e) {
252 logger.debug("Authorization Exception sending command", e);
258 * Configures this thing
260 private void configure() {
264 IAqualinkConfiguration configuration = getConfig().as(IAqualinkConfiguration.class);
265 String username = configuration.userName;
266 String password = configuration.password;
267 String confSerialId = configuration.serialId;
268 String confApiKey = configuration.apiKey;
270 if (confApiKey != null && !confApiKey.isBlank()) {
271 this.apiKey = confApiKey;
273 this.apiKey = DEFAULT_API_KEY;
276 this.refresh = Math.max(configuration.refresh, MIN_REFRESH_SECONDS);
279 AccountInfo accountInfo = client.login(username, password, apiKey);
280 sessionId = accountInfo.getSessionId();
281 if (sessionId == null) {
282 throw new IOException("Response from controller not valid");
284 logger.debug("SessionID {}", sessionId);
286 Device[] devices = client.getDevices(apiKey, accountInfo.getAuthenticationToken(), accountInfo.getId());
288 if (devices.length == 0) {
289 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "No registered devices found");
293 if (confSerialId != null && !confSerialId.isBlank()) {
294 serialNumber = confSerialId.replaceAll("[^a-zA-Z0-9]", "").toLowerCase();
295 if (!Arrays.stream(devices).anyMatch(device -> device.getSerialNumber().equals(serialNumber))) {
296 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
297 "No Device for given serialId found");
301 serialNumber = devices[0].getSerialNumber();
304 initPolling(COMMAND_REFRESH_SECONDS);
305 } catch (IOException e) {
306 logger.debug("Could not connect to service {}", e.getMessage());
307 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
308 } catch (NotAuthorizedException e) {
309 logger.debug("Credentials not valid");
310 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "Credentials not valid");
315 * Starts/Restarts polling with an initial delay. This allows changes in the poll cycle for when commands are sent
316 * and we need to poll sooner then the next refresh cycle.
318 private synchronized void initPolling(int initialDelay) {
320 pollFuture = scheduler.scheduleWithFixedDelay(this::pollController, initialDelay, refresh, TimeUnit.SECONDS);
324 * Stops/clears this thing's polling future
326 private void clearPolling() {
327 ScheduledFuture<?> localFuture = pollFuture;
328 if (isFutureValid(localFuture)) {
329 if (localFuture != null) {
330 localFuture.cancel(true);
335 private boolean isFutureValid(@Nullable ScheduledFuture<?> future) {
336 return future != null && !future.isCancelled();
340 * Poll the controller for updates.
342 private void pollController() {
343 ScheduledFuture<?> localFuture = pollFuture;
345 Home home = client.getHome(serialNumber, sessionId);
347 if ("Error".equals(home.getResponse())) {
348 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
349 "Service reports controller status as: " + home.getStatus());
353 Map<String, String> map = home.getSerializedMap();
355 temperatureUnit = "F".equalsIgnoreCase(map.get("temp_scale")) ? FAHRENHEIT : CELSIUS;
356 map.forEach((k, v) -> {
358 if (k.endsWith("_heater")) {
359 HeaterState hs = HeaterState.fromValue(v);
360 updatedState(k + "_status", hs == null ? null : hs.getLabel());
365 OneTouch[] oneTouches = client.getOneTouch(serialNumber, sessionId);
366 Auxiliary[] auxes = client.getAux(serialNumber, sessionId);
370 updateChannels(auxes, oneTouches);
373 for (OneTouch ot : oneTouches) {
374 updatedState(ot.getName(), ot.getState());
377 for (Auxiliary aux : auxes) {
378 switch (aux.getType()) {
379 // dimmer uses subType for value
381 updatedState(aux.getName(), aux.getSubtype());
383 // Color lights do not report the color value, only on/off
385 updatedState(aux.getName(), "0".equals(aux.getState()) ? "off" : "on");
387 // all else are switches
389 updatedState(aux.getName(), aux.getState());
393 if (getThing().getStatus() != ThingStatus.ONLINE) {
394 updateStatus(ThingStatus.ONLINE);
396 } catch (IOException e) {
397 // poller will continue to run, set offline until next run
398 logger.debug("Exception polling", e);
399 if (isFutureValid(localFuture)) {
400 // only valid futures should set state, otherwise this exception was do to being canceled.
401 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
403 } catch (NotAuthorizedException e) {
404 // if are creds are not valid, we need to try re authorizing again
405 logger.debug("Authorization Exception during polling", e);
412 * Update an channels state only if the value of the channel has changed since our last poll.
417 private void updatedState(String name, @Nullable String value) {
418 logger.trace("updatedState {} : {}", name, value);
419 Channel channel = getThing().getChannel(name);
420 if (channel != null) {
421 State state = toState(name, channel.getAcceptedItemType(), value);
422 State oldState = stateMap.put(channel.getUID().getAsString(), state);
423 if (!state.equals(oldState)) {
424 logger.trace("updating channel {} with state {} (old state {})", channel.getUID(), state, oldState);
425 updateState(channel.getUID(), state);
431 * Converts a {@link String} value to a {@link State} for a given
432 * {@link String} accepted type
436 * @return {@link State}
438 private State toState(String name, @Nullable String type, @Nullable String value) {
440 if (value == null || value.isBlank()) {
441 return UnDefType.UNDEF;
445 return StringType.valueOf(value);
449 case "Number:Temperature":
450 return new QuantityType<>(Float.parseFloat(value), temperatureUnit);
452 return new DecimalType(value);
454 return new PercentType(value);
456 return Integer.parseInt(value) > 0 ? OnOffType.ON : OnOffType.OFF;
458 return StringType.valueOf(value);
460 } catch (NumberFormatException e) {
461 return UnDefType.UNDEF;
466 * Creates channels based on what is supported by the controller.
468 private void updateChannels(Auxiliary[] auxes, OneTouch[] oneTouches) {
469 List<Channel> channels = new ArrayList<>(getThing().getChannels());
470 for (Auxiliary aux : auxes) {
471 ChannelUID channelUID = new ChannelUID(getThing().getUID(), aux.getName());
472 logger.debug("Add channel Aux Name: {} Label: {} Type: {} Subtype: {}", aux.getName(), aux.getLabel(),
473 aux.getType(), aux.getSubtype());
474 switch (aux.getType()) {
476 addNewChannelToList(channels, channelUID, "Dimmer",
477 IAqualinkBindingConstants.CHANNEL_TYPE_UID_AUX_DIMMER, aux.getLabel());
480 addNewChannelToList(channels, channelUID, "String",
481 AuxiliaryType.fromSubType(aux.getSubtype()).getChannelTypeUID(), aux.getLabel());
485 addNewChannelToList(channels, channelUID, "Switch",
486 IAqualinkBindingConstants.CHANNEL_TYPE_UID_AUX_SWITCH, aux.getLabel());
490 for (OneTouch oneTouch : oneTouches) {
491 if ("0".equals(oneTouch.getStatus())) {
492 // OneTouch is not enabled
496 ChannelUID channelUID = new ChannelUID(getThing().getUID(), oneTouch.getName());
497 addNewChannelToList(channels, channelUID, "Switch", IAqualinkBindingConstants.CHANNEL_TYPE_UID_ONETOUCH,
498 oneTouch.getLabel());
501 ThingBuilder thingBuilder = editThing();
502 thingBuilder.withChannels(channels);
503 updateThing(thingBuilder.build());
507 * Adds a channel to the list of channels if the channel does not exist or is of a different type
510 private void addNewChannelToList(List<Channel> list, ChannelUID channelUID, String itemType,
511 ChannelTypeUID channelType, String label) {
512 // if there is no entry, add it
513 if (!list.stream().anyMatch(c -> c.getUID().equals(channelUID))) {
514 list.add(ChannelBuilder.create(channelUID, itemType).withType(channelType).withLabel(label).build());
515 } else if (list.removeIf(c -> c.getUID().equals(channelUID) && !channelType.equals(c.getChannelTypeUID()))) {
516 // this channel uid exists, but has a different type so remove and add our new one
517 list.add(ChannelBuilder.create(channelUID, itemType).withType(channelType).withLabel(label).build());
522 * inspired by the openHAB Nest thermostat binding
524 @SuppressWarnings("unchecked")
525 private @Nullable BigDecimal commandToRoundedTemperature(Command command, Unit<Temperature> unit)
526 throws IllegalArgumentException {
527 QuantityType<Temperature> quantity;
528 if (command instanceof QuantityType) {
529 quantity = (QuantityType<Temperature>) command;
531 quantity = new QuantityType<>(new BigDecimal(command.toString()), unit);
534 QuantityType<Temperature> temparatureQuantity = quantity.toUnit(unit);
535 if (temparatureQuantity == null) {
539 BigDecimal value = temparatureQuantity.toBigDecimal();
540 BigDecimal increment = CELSIUS == unit ? new BigDecimal("0.5") : new BigDecimal("1");
541 BigDecimal divisor = value.divide(increment, 0, RoundingMode.HALF_UP);
542 return divisor.multiply(increment);
545 private ChannelTypeUID getChannelTypeUID(ChannelUID channelUID) {
546 Channel channel = getThing().getChannel(channelUID.getId());
547 Objects.requireNonNull(channel);
548 ChannelTypeUID channelTypeUID = channel.getChannelTypeUID();
549 Objects.requireNonNull(channelTypeUID);
550 return channelTypeUID;