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   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.io.homekit.internal.accessories;
  14
  15 import java.math.BigDecimal;
  16 import java.util.List;
  17 import java.util.concurrent.CompletableFuture;
  18
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.openhab.core.library.types.DecimalType;
  21 import org.openhab.io.homekit.internal.HomekitAccessoryUpdater;
  22 import org.openhab.io.homekit.internal.HomekitCharacteristicType;
  23 import org.openhab.io.homekit.internal.HomekitSettings;
  24 import org.openhab.io.homekit.internal.HomekitTaggedItem;
  25
  26 import io.github.hapjava.accessories.HumiditySensorAccessory;
  27 import io.github.hapjava.characteristics.HomekitCharacteristicChangeCallback;
  28 import io.github.hapjava.services.impl.HumiditySensorService;
  29
  30 /**
  31  *
  32  * @author Andy Lintner - Initial contribution
  33  */
  34 public class HomekitHumiditySensorImpl extends AbstractHomekitAccessoryImpl implements HumiditySensorAccessory {
  35     private static final String CONFIG_MULTIPLICATOR = "homekitMultiplicator";
  36
  37     public HomekitHumiditySensorImpl(HomekitTaggedItem taggedItem, List<HomekitTaggedItem> mandatoryCharacteristics,
  38             HomekitAccessoryUpdater updater, HomekitSettings settings) {
  39         super(taggedItem, mandatoryCharacteristics, updater, settings);
  40         getServices().add(new HumiditySensorService(this));
  41     }
  42
  43     @Override
  44     public CompletableFuture<Double> getCurrentRelativeHumidity() {
  45         final @Nullable DecimalType state = getStateAs(HomekitCharacteristicType.RELATIVE_HUMIDITY, DecimalType.class);
  46         if (state != null) {
  47             BigDecimal multiplicator = getAccessoryConfiguration(CONFIG_MULTIPLICATOR, BigDecimal.valueOf(1.0));
  48             return CompletableFuture.completedFuture((state.toBigDecimal().multiply(multiplicator)).doubleValue());
  49         }
  50         return CompletableFuture.completedFuture(0.0);
  51     }
  52
  53     @Override
  54     public void subscribeCurrentRelativeHumidity(HomekitCharacteristicChangeCallback callback) {
  55         subscribe(HomekitCharacteristicType.RELATIVE_HUMIDITY, callback);
  56     }
  57
  58     @Override
  59     public void unsubscribeCurrentRelativeHumidity() {
  60         unsubscribe(HomekitCharacteristicType.RELATIVE_HUMIDITY);
  61     }
  62 }