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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.io.homekit.internal.accessories;
  14
  15 import java.util.List;
  16 import java.util.concurrent.CompletableFuture;
  17
  18 import org.openhab.core.library.types.OnOffType;
  19 import org.openhab.core.library.types.OpenClosedType;
  20 import org.openhab.io.homekit.internal.HomekitAccessoryUpdater;
  21 import org.openhab.io.homekit.internal.HomekitCharacteristicType;
  22 import org.openhab.io.homekit.internal.HomekitSettings;
  23 import org.openhab.io.homekit.internal.HomekitTaggedItem;
  24
  25 import io.github.hapjava.accessories.SpeakerAccessory;
  26 import io.github.hapjava.characteristics.HomekitCharacteristicChangeCallback;
  27 import io.github.hapjava.services.impl.SpeakerService;
  28
  29 /**
  30  * Implements Speaker using an Item that provides an On/Off state for Mute.
  31  *
  32  * @author Eugen Freiter - Initial contribution
  33  */
  34 public class HomekitSpeakerImpl extends AbstractHomekitAccessoryImpl implements SpeakerAccessory {
  35     private final BooleanItemReader muteReader;
  36
  37     public HomekitSpeakerImpl(HomekitTaggedItem taggedItem, List<HomekitTaggedItem> mandatoryCharacteristics,
  38             HomekitAccessoryUpdater updater, HomekitSettings settings) throws IncompleteAccessoryException {
  39         super(taggedItem, mandatoryCharacteristics, updater, settings);
  40         muteReader = createBooleanReader(HomekitCharacteristicType.MUTE, OnOffType.ON, OpenClosedType.OPEN);
  41         getServices().add(new SpeakerService(this));
  42     }
  43
  44     @Override
  45     public CompletableFuture<Boolean> isMuted() {
  46         return CompletableFuture.completedFuture(muteReader.getValue());
  47     }
  48
  49     @Override
  50     public CompletableFuture<Void> setMute(boolean state) {
  51         muteReader.setValue(state);
  52         return CompletableFuture.completedFuture(null);
  53     }
  54
  55     @Override
  56     public void subscribeMuteState(HomekitCharacteristicChangeCallback callback) {
  57         subscribe(HomekitCharacteristicType.MUTE, callback);
  58     }
  59
  60     @Override
  61     public void unsubscribeMuteState() {
  62         unsubscribe(HomekitCharacteristicType.MUTE);
  63     }
  64 }