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   1 /**
   2  * Copyright (c) 2010-2024 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 static org.openhab.io.homekit.internal.HomekitCharacteristicType.*;
  16
  17 import java.math.BigDecimal;
  18 import java.math.RoundingMode;
  19 import java.util.ArrayList;
  20 import java.util.EnumMap;
  21 import java.util.HashMap;
  22 import java.util.List;
  23 import java.util.Map;
  24 import java.util.Objects;
  25 import java.util.concurrent.CompletableFuture;
  26 import java.util.function.BiFunction;
  27 import java.util.function.Consumer;
  28 import java.util.function.Supplier;
  29
  30 import javax.measure.Quantity;
  31 import javax.measure.Unit;
  32 import javax.measure.quantity.Temperature;
  33
  34 import org.eclipse.jdt.annotation.NonNullByDefault;
  35 import org.eclipse.jdt.annotation.Nullable;
  36 import org.openhab.core.items.GenericItem;
  37 import org.openhab.core.items.Item;
  38 import org.openhab.core.library.items.ColorItem;
  39 import org.openhab.core.library.items.DimmerItem;
  40 import org.openhab.core.library.items.NumberItem;
  41 import org.openhab.core.library.items.RollershutterItem;
  42 import org.openhab.core.library.items.StringItem;
  43 import org.openhab.core.library.items.SwitchItem;
  44 import org.openhab.core.library.types.DecimalType;
  45 import org.openhab.core.library.types.HSBType;
  46 import org.openhab.core.library.types.IncreaseDecreaseType;
  47 import org.openhab.core.library.types.OnOffType;
  48 import org.openhab.core.library.types.OpenClosedType;
  49 import org.openhab.core.library.types.PercentType;
  50 import org.openhab.core.library.types.QuantityType;
  51 import org.openhab.core.library.types.StopMoveType;
  52 import org.openhab.core.library.types.StringType;
  53 import org.openhab.core.library.unit.ImperialUnits;
  54 import org.openhab.core.library.unit.SIUnits;
  55 import org.openhab.core.library.unit.Units;
  56 import org.openhab.core.types.State;
  57 import org.openhab.core.types.UnDefType;
  58 import org.openhab.io.homekit.Homekit;
  59 import org.openhab.io.homekit.internal.HomekitAccessoryUpdater;
  60 import org.openhab.io.homekit.internal.HomekitCharacteristicType;
  61 import org.openhab.io.homekit.internal.HomekitCommandType;
  62 import org.openhab.io.homekit.internal.HomekitException;
  63 import org.openhab.io.homekit.internal.HomekitImpl;
  64 import org.openhab.io.homekit.internal.HomekitTaggedItem;
  65 import org.osgi.framework.FrameworkUtil;
  66 import org.slf4j.Logger;
  67 import org.slf4j.LoggerFactory;
  68
  69 import io.github.hapjava.characteristics.Characteristic;
  70 import io.github.hapjava.characteristics.CharacteristicEnum;
  71 import io.github.hapjava.characteristics.ExceptionalConsumer;
  72 import io.github.hapjava.characteristics.HomekitCharacteristicChangeCallback;
  73 import io.github.hapjava.characteristics.impl.accessoryinformation.FirmwareRevisionCharacteristic;
  74 import io.github.hapjava.characteristics.impl.accessoryinformation.HardwareRevisionCharacteristic;
  75 import io.github.hapjava.characteristics.impl.accessoryinformation.IdentifyCharacteristic;
  76 import io.github.hapjava.characteristics.impl.accessoryinformation.ManufacturerCharacteristic;
  77 import io.github.hapjava.characteristics.impl.accessoryinformation.ModelCharacteristic;
  78 import io.github.hapjava.characteristics.impl.accessoryinformation.SerialNumberCharacteristic;
  79 import io.github.hapjava.characteristics.impl.airquality.NitrogenDioxideDensityCharacteristic;
  80 import io.github.hapjava.characteristics.impl.airquality.OzoneDensityCharacteristic;
  81 import io.github.hapjava.characteristics.impl.airquality.PM10DensityCharacteristic;
  82 import io.github.hapjava.characteristics.impl.airquality.PM25DensityCharacteristic;
  83 import io.github.hapjava.characteristics.impl.airquality.SulphurDioxideDensityCharacteristic;
  84 import io.github.hapjava.characteristics.impl.airquality.VOCDensityCharacteristic;
  85 import io.github.hapjava.characteristics.impl.audio.MuteCharacteristic;
  86 import io.github.hapjava.characteristics.impl.audio.VolumeCharacteristic;
  87 import io.github.hapjava.characteristics.impl.battery.StatusLowBatteryCharacteristic;
  88 import io.github.hapjava.characteristics.impl.battery.StatusLowBatteryEnum;
  89 import io.github.hapjava.characteristics.impl.carbondioxidesensor.CarbonDioxideLevelCharacteristic;
  90 import io.github.hapjava.characteristics.impl.carbondioxidesensor.CarbonDioxidePeakLevelCharacteristic;
  91 import io.github.hapjava.characteristics.impl.carbonmonoxidesensor.CarbonMonoxideLevelCharacteristic;
  92 import io.github.hapjava.characteristics.impl.carbonmonoxidesensor.CarbonMonoxidePeakLevelCharacteristic;
  93 import io.github.hapjava.characteristics.impl.common.ActiveCharacteristic;
  94 import io.github.hapjava.characteristics.impl.common.ActiveEnum;
  95 import io.github.hapjava.characteristics.impl.common.ActiveIdentifierCharacteristic;
  96 import io.github.hapjava.characteristics.impl.common.ConfiguredNameCharacteristic;
  97 import io.github.hapjava.characteristics.impl.common.IdentifierCharacteristic;
  98 import io.github.hapjava.characteristics.impl.common.IsConfiguredCharacteristic;
  99 import io.github.hapjava.characteristics.impl.common.IsConfiguredEnum;
 100 import io.github.hapjava.characteristics.impl.common.NameCharacteristic;
 101 import io.github.hapjava.characteristics.impl.common.ObstructionDetectedCharacteristic;
 102 import io.github.hapjava.characteristics.impl.common.ProgrammableSwitchEnum;
 103 import io.github.hapjava.characteristics.impl.common.ProgrammableSwitchEventCharacteristic;
 104 import io.github.hapjava.characteristics.impl.common.StatusActiveCharacteristic;
 105 import io.github.hapjava.characteristics.impl.common.StatusFaultCharacteristic;
 106 import io.github.hapjava.characteristics.impl.common.StatusFaultEnum;
 107 import io.github.hapjava.characteristics.impl.common.StatusTamperedCharacteristic;
 108 import io.github.hapjava.characteristics.impl.common.StatusTamperedEnum;
 109 import io.github.hapjava.characteristics.impl.fan.CurrentFanStateCharacteristic;
 110 import io.github.hapjava.characteristics.impl.fan.CurrentFanStateEnum;
 111 import io.github.hapjava.characteristics.impl.fan.LockPhysicalControlsCharacteristic;
 112 import io.github.hapjava.characteristics.impl.fan.LockPhysicalControlsEnum;
 113 import io.github.hapjava.characteristics.impl.fan.RotationDirectionCharacteristic;
 114 import io.github.hapjava.characteristics.impl.fan.RotationDirectionEnum;
 115 import io.github.hapjava.characteristics.impl.fan.RotationSpeedCharacteristic;
 116 import io.github.hapjava.characteristics.impl.fan.SwingModeCharacteristic;
 117 import io.github.hapjava.characteristics.impl.fan.SwingModeEnum;
 118 import io.github.hapjava.characteristics.impl.fan.TargetFanStateCharacteristic;
 119 import io.github.hapjava.characteristics.impl.fan.TargetFanStateEnum;
 120 import io.github.hapjava.characteristics.impl.filtermaintenance.FilterLifeLevelCharacteristic;
 121 import io.github.hapjava.characteristics.impl.filtermaintenance.ResetFilterIndicationCharacteristic;
 122 import io.github.hapjava.characteristics.impl.garagedoor.CurrentDoorStateCharacteristic;
 123 import io.github.hapjava.characteristics.impl.garagedoor.CurrentDoorStateEnum;
 124 import io.github.hapjava.characteristics.impl.garagedoor.TargetDoorStateCharacteristic;
 125 import io.github.hapjava.characteristics.impl.garagedoor.TargetDoorStateEnum;
 126 import io.github.hapjava.characteristics.impl.humiditysensor.CurrentRelativeHumidityCharacteristic;
 127 import io.github.hapjava.characteristics.impl.humiditysensor.TargetRelativeHumidityCharacteristic;
 128 import io.github.hapjava.characteristics.impl.inputsource.CurrentVisibilityStateCharacteristic;
 129 import io.github.hapjava.characteristics.impl.inputsource.CurrentVisibilityStateEnum;
 130 import io.github.hapjava.characteristics.impl.inputsource.InputDeviceTypeCharacteristic;
 131 import io.github.hapjava.characteristics.impl.inputsource.InputDeviceTypeEnum;
 132 import io.github.hapjava.characteristics.impl.inputsource.InputSourceTypeCharacteristic;
 133 import io.github.hapjava.characteristics.impl.inputsource.InputSourceTypeEnum;
 134 import io.github.hapjava.characteristics.impl.inputsource.TargetVisibilityStateCharacteristic;
 135 import io.github.hapjava.characteristics.impl.inputsource.TargetVisibilityStateEnum;
 136 import io.github.hapjava.characteristics.impl.lightbulb.BrightnessCharacteristic;
 137 import io.github.hapjava.characteristics.impl.lightbulb.ColorTemperatureCharacteristic;
 138 import io.github.hapjava.characteristics.impl.lightbulb.HueCharacteristic;
 139 import io.github.hapjava.characteristics.impl.lightbulb.SaturationCharacteristic;
 140 import io.github.hapjava.characteristics.impl.slat.CurrentTiltAngleCharacteristic;
 141 import io.github.hapjava.characteristics.impl.slat.TargetTiltAngleCharacteristic;
 142 import io.github.hapjava.characteristics.impl.television.ClosedCaptionsCharacteristic;
 143 import io.github.hapjava.characteristics.impl.television.ClosedCaptionsEnum;
 144 import io.github.hapjava.characteristics.impl.television.CurrentMediaStateCharacteristic;
 145 import io.github.hapjava.characteristics.impl.television.CurrentMediaStateEnum;
 146 import io.github.hapjava.characteristics.impl.television.PictureModeCharacteristic;
 147 import io.github.hapjava.characteristics.impl.television.PictureModeEnum;
 148 import io.github.hapjava.characteristics.impl.television.PowerModeCharacteristic;
 149 import io.github.hapjava.characteristics.impl.television.PowerModeEnum;
 150 import io.github.hapjava.characteristics.impl.television.RemoteKeyCharacteristic;
 151 import io.github.hapjava.characteristics.impl.television.RemoteKeyEnum;
 152 import io.github.hapjava.characteristics.impl.television.SleepDiscoveryModeCharacteristic;
 153 import io.github.hapjava.characteristics.impl.television.SleepDiscoveryModeEnum;
 154 import io.github.hapjava.characteristics.impl.television.TargetMediaStateCharacteristic;
 155 import io.github.hapjava.characteristics.impl.television.TargetMediaStateEnum;
 156 import io.github.hapjava.characteristics.impl.televisionspeaker.VolumeControlTypeCharacteristic;
 157 import io.github.hapjava.characteristics.impl.televisionspeaker.VolumeControlTypeEnum;
 158 import io.github.hapjava.characteristics.impl.televisionspeaker.VolumeSelectorCharacteristic;
 159 import io.github.hapjava.characteristics.impl.televisionspeaker.VolumeSelectorEnum;
 160 import io.github.hapjava.characteristics.impl.thermostat.CoolingThresholdTemperatureCharacteristic;
 161 import io.github.hapjava.characteristics.impl.thermostat.CurrentHeatingCoolingStateCharacteristic;
 162 import io.github.hapjava.characteristics.impl.thermostat.CurrentHeatingCoolingStateEnum;
 163 import io.github.hapjava.characteristics.impl.thermostat.CurrentTemperatureCharacteristic;
 164 import io.github.hapjava.characteristics.impl.thermostat.HeatingThresholdTemperatureCharacteristic;
 165 import io.github.hapjava.characteristics.impl.thermostat.TargetHeatingCoolingStateCharacteristic;
 166 import io.github.hapjava.characteristics.impl.thermostat.TargetHeatingCoolingStateEnum;
 167 import io.github.hapjava.characteristics.impl.thermostat.TargetTemperatureCharacteristic;
 168 import io.github.hapjava.characteristics.impl.thermostat.TemperatureDisplayUnitCharacteristic;
 169 import io.github.hapjava.characteristics.impl.thermostat.TemperatureDisplayUnitEnum;
 170 import io.github.hapjava.characteristics.impl.valve.RemainingDurationCharacteristic;
 171 import io.github.hapjava.characteristics.impl.valve.SetDurationCharacteristic;
 172 import io.github.hapjava.characteristics.impl.windowcovering.CurrentHorizontalTiltAngleCharacteristic;
 173 import io.github.hapjava.characteristics.impl.windowcovering.CurrentVerticalTiltAngleCharacteristic;
 174 import io.github.hapjava.characteristics.impl.windowcovering.HoldPositionCharacteristic;
 175 import io.github.hapjava.characteristics.impl.windowcovering.TargetHorizontalTiltAngleCharacteristic;
 176 import io.github.hapjava.characteristics.impl.windowcovering.TargetVerticalTiltAngleCharacteristic;
 177
 178 /**
 179  * Creates an optional characteristics .
 180  *
 181  * @author Eugen Freiter - Initial contribution
 182  */
 183 @NonNullByDefault
 184 public class HomekitCharacteristicFactory {
 185     private static final Logger LOGGER = LoggerFactory.getLogger(HomekitCharacteristicFactory.class);
 186
 187     // List of optional characteristics and corresponding method to create them.
 188     private static final Map<HomekitCharacteristicType, BiFunction<HomekitTaggedItem, HomekitAccessoryUpdater, Characteristic>> OPTIONAL = new HashMap<>() {
 189         {
 190             put(ACTIVE, HomekitCharacteristicFactory::createActiveCharacteristic);
 191             put(ACTIVE_IDENTIFIER, HomekitCharacteristicFactory::createActiveIdentifierCharacteristic);
 192             put(ACTIVE_STATUS, HomekitCharacteristicFactory::createStatusActiveCharacteristic);
 193             put(BATTERY_LOW_STATUS, HomekitCharacteristicFactory::createStatusLowBatteryCharacteristic);
 194             put(BRIGHTNESS, HomekitCharacteristicFactory::createBrightnessCharacteristic);
 195             put(CARBON_DIOXIDE_LEVEL, HomekitCharacteristicFactory::createCarbonDioxideLevelCharacteristic);
 196             put(CARBON_DIOXIDE_PEAK_LEVEL, HomekitCharacteristicFactory::createCarbonDioxidePeakLevelCharacteristic);
 197             put(CARBON_MONOXIDE_LEVEL, HomekitCharacteristicFactory::createCarbonMonoxideLevelCharacteristic);
 198             put(CARBON_MONOXIDE_PEAK_LEVEL, HomekitCharacteristicFactory::createCarbonMonoxidePeakLevelCharacteristic);
 199             put(CLOSED_CAPTIONS, HomekitCharacteristicFactory::createClosedCaptionsCharacteristic);
 200             put(COLOR_TEMPERATURE, HomekitCharacteristicFactory::createColorTemperatureCharacteristic);
 201             put(CONFIGURED, HomekitCharacteristicFactory::createIsConfiguredCharacteristic);
 202             put(CONFIGURED_NAME, HomekitCharacteristicFactory::createConfiguredNameCharacteristic);
 203             put(COOLING_THRESHOLD_TEMPERATURE, HomekitCharacteristicFactory::createCoolingThresholdCharacteristic);
 204             put(CURRENT_DOOR_STATE, HomekitCharacteristicFactory::createCurrentDoorStateCharacteristic);
 205             put(CURRENT_HEATING_COOLING_STATE,
 206                     HomekitCharacteristicFactory::createCurrentHeatingCoolingStateCharacteristic);
 207             put(CURRENT_FAN_STATE, HomekitCharacteristicFactory::createCurrentFanStateCharacteristic);
 208             put(CURRENT_HORIZONTAL_TILT_ANGLE,
 209                     HomekitCharacteristicFactory::createCurrentHorizontalTiltAngleCharacteristic);
 210             put(CURRENT_MEDIA_STATE, HomekitCharacteristicFactory::createCurrentMediaStateCharacteristic);
 211             put(CURRENT_TILT_ANGLE, HomekitCharacteristicFactory::createCurrentTiltAngleCharacteristic);
 212             put(CURRENT_VERTICAL_TILT_ANGLE,
 213                     HomekitCharacteristicFactory::createCurrentVerticalTiltAngleCharacteristic);
 214             put(CURRENT_VISIBILITY, HomekitCharacteristicFactory::createCurrentVisibilityStateCharacteristic);
 215             put(CURRENT_TEMPERATURE, HomekitCharacteristicFactory::createCurrentTemperatureCharacteristic);
 216             put(DURATION, HomekitCharacteristicFactory::createDurationCharacteristic);
 217             put(FAULT_STATUS, HomekitCharacteristicFactory::createStatusFaultCharacteristic);
 218             put(FIRMWARE_REVISION, HomekitCharacteristicFactory::createFirmwareRevisionCharacteristic);
 219             put(FILTER_LIFE_LEVEL, HomekitCharacteristicFactory::createFilterLifeLevelCharacteristic);
 220             put(FILTER_RESET_INDICATION, HomekitCharacteristicFactory::createFilterResetCharacteristic);
 221             put(HARDWARE_REVISION, HomekitCharacteristicFactory::createHardwareRevisionCharacteristic);
 222             put(HEATING_THRESHOLD_TEMPERATURE, HomekitCharacteristicFactory::createHeatingThresholdCharacteristic);
 223             put(HOLD_POSITION, HomekitCharacteristicFactory::createHoldPositionCharacteristic);
 224             put(HUE, HomekitCharacteristicFactory::createHueCharacteristic);
 225             put(IDENTIFIER, HomekitCharacteristicFactory::createIdentifierCharacteristic);
 226             put(IDENTIFY, HomekitCharacteristicFactory::createIdentifyCharacteristic);
 227             put(INPUT_DEVICE_TYPE, HomekitCharacteristicFactory::createInputDeviceTypeCharacteristic);
 228             put(INPUT_SOURCE_TYPE, HomekitCharacteristicFactory::createInputSourceTypeCharacteristic);
 229             put(LOCK_CONTROL, HomekitCharacteristicFactory::createLockPhysicalControlsCharacteristic);
 230             put(MANUFACTURER, HomekitCharacteristicFactory::createManufacturerCharacteristic);
 231             put(MODEL, HomekitCharacteristicFactory::createModelCharacteristic);
 232             put(MUTE, HomekitCharacteristicFactory::createMuteCharacteristic);
 233             put(NAME, HomekitCharacteristicFactory::createNameCharacteristic);
 234             put(NITROGEN_DIOXIDE_DENSITY, HomekitCharacteristicFactory::createNitrogenDioxideDensityCharacteristic);
 235             put(OBSTRUCTION_STATUS, HomekitCharacteristicFactory::createObstructionDetectedCharacteristic);
 236             put(OZONE_DENSITY, HomekitCharacteristicFactory::createOzoneDensityCharacteristic);
 237             put(PICTURE_MODE, HomekitCharacteristicFactory::createPictureModeCharacteristic);
 238             put(PM10_DENSITY, HomekitCharacteristicFactory::createPM10DensityCharacteristic);
 239             put(PM25_DENSITY, HomekitCharacteristicFactory::createPM25DensityCharacteristic);
 240             put(POWER_MODE, HomekitCharacteristicFactory::createPowerModeCharacteristic);
 241             put(PROGRAMMABLE_SWITCH_EVENT, HomekitCharacteristicFactory::createProgrammableSwitchEventCharacteristic);
 242             put(REMAINING_DURATION, HomekitCharacteristicFactory::createRemainingDurationCharacteristic);
 243             put(REMOTE_KEY, HomekitCharacteristicFactory::createRemoteKeyCharacteristic);
 244             put(RELATIVE_HUMIDITY, HomekitCharacteristicFactory::createRelativeHumidityCharacteristic);
 245             put(ROTATION_DIRECTION, HomekitCharacteristicFactory::createRotationDirectionCharacteristic);
 246             put(ROTATION_SPEED, HomekitCharacteristicFactory::createRotationSpeedCharacteristic);
 247             put(SATURATION, HomekitCharacteristicFactory::createSaturationCharacteristic);
 248             put(SERIAL_NUMBER, HomekitCharacteristicFactory::createSerialNumberCharacteristic);
 249             put(SLEEP_DISCOVERY_MODE, HomekitCharacteristicFactory::createSleepDiscoveryModeCharacteristic);
 250             put(SULPHUR_DIOXIDE_DENSITY, HomekitCharacteristicFactory::createSulphurDioxideDensityCharacteristic);
 251             put(SWING_MODE, HomekitCharacteristicFactory::createSwingModeCharacteristic);
 252             put(TAMPERED_STATUS, HomekitCharacteristicFactory::createStatusTamperedCharacteristic);
 253             put(TARGET_DOOR_STATE, HomekitCharacteristicFactory::createTargetDoorStateCharacteristic);
 254             put(TARGET_FAN_STATE, HomekitCharacteristicFactory::createTargetFanStateCharacteristic);
 255             put(TARGET_HEATING_COOLING_STATE,
 256                     HomekitCharacteristicFactory::createTargetHeatingCoolingStateCharacteristic);
 257             put(TARGET_HORIZONTAL_TILT_ANGLE,
 258                     HomekitCharacteristicFactory::createTargetHorizontalTiltAngleCharacteristic);
 259             put(TARGET_MEDIA_STATE, HomekitCharacteristicFactory::createTargetMediaStateCharacteristic);
 260             put(TARGET_RELATIVE_HUMIDITY, HomekitCharacteristicFactory::createTargetRelativeHumidityCharacteristic);
 261             put(TARGET_TEMPERATURE, HomekitCharacteristicFactory::createTargetTemperatureCharacteristic);
 262             put(TARGET_TILT_ANGLE, HomekitCharacteristicFactory::createTargetTiltAngleCharacteristic);
 263             put(TARGET_VERTICAL_TILT_ANGLE, HomekitCharacteristicFactory::createTargetVerticalTiltAngleCharacteristic);
 264             put(TARGET_VISIBILITY_STATE, HomekitCharacteristicFactory::createTargetVisibilityStateCharacteristic);
 265             put(TEMPERATURE_UNIT, HomekitCharacteristicFactory::createTemperatureDisplayUnitCharacteristic);
 266             put(VOC_DENSITY, HomekitCharacteristicFactory::createVOCDensityCharacteristic);
 267             put(VOLUME, HomekitCharacteristicFactory::createVolumeCharacteristic);
 268             put(VOLUME_CONTROL_TYPE, HomekitCharacteristicFactory::createVolumeControlTypeCharacteristic);
 269             put(VOLUME_SELECTOR, HomekitCharacteristicFactory::createVolumeSelectorCharacteristic);
 270         }
 271     };
 272
 273     public static @Nullable Characteristic createNullableCharacteristic(HomekitTaggedItem item,
 274             HomekitAccessoryUpdater updater) {
 275         final @Nullable HomekitCharacteristicType type = item.getCharacteristicType();
 276         LOGGER.trace("Create characteristic {}", item);
 277         if (OPTIONAL.containsKey(type)) {
 278             return OPTIONAL.get(type).apply(item, updater);
 279         }
 280         return null;
 281     }
 282
 283     /**
 284      * Create HomeKit characteristic
 285      *
 286      * @param item corresponding OH item
 287      * @param updater update to keep OH item and HomeKit characteristic in sync
 288      * @return HomeKit characteristic
 289      */
 290     public static Characteristic createCharacteristic(HomekitTaggedItem item, HomekitAccessoryUpdater updater)
 291             throws HomekitException {
 292         Characteristic characteristic = createNullableCharacteristic(item, updater);
 293         if (characteristic != null) {
 294             return characteristic;
 295         }
 296         final @Nullable HomekitCharacteristicType type = item.getCharacteristicType();
 297         LOGGER.warn("Unsupported optional characteristic from item {}. Accessory type {}, characteristic type {}",
 298                 item.getName(), item.getAccessoryType(), type.getTag());
 299         throw new HomekitException(
 300                 "Unsupported optional characteristic. Characteristic type \"" + type.getTag() + "\"");
 301     }
 302
 303     /**
 304      * Create an EnumMap for a particular CharacteristicEnum.
 305      *
 306      * By default, the map will simply be from the Enum value to the string version of its value.
 307      * If the item is a Number item, though, the values will the be underlying integer code
 308      * for the item, as a String.
 309      * Then the item's metadata will be inspected, applying any custom mappings.
 310      * Finally, if customEnumList is supplied, it will be filled out with those mappings
 311      * that are actually referenced in the metadata.
 312      *
 313      * @param item
 314      * @param klazz The HAP-Java Enum for the characteristic.
 315      * @param customEnumList Optional output list of which enums are explicitly mentioned.
 316      * @param inverted Default-invert the 0/1 values of the HAP enum when linked to a Switch or Contact item.
 317      *            This is set by the addon when creating mappings for specific characteristics where the 0 and 1
 318      *            values for the enum do not map naturally to 0/OFF/CLOSED and 1/ON/OPEN of openHAB items.
 319      *            Note that this is separate from the inverted item-level metadata configuration, which can be
 320      *            thought of independently as applying on top of this setting. It essentially "multiplies" out,
 321      *            but can also be thought of as simply swapping whichever value OFF/CLOSED and ON/OPEN are
 322      *            associated with, which has already been set.
 323      * @return
 324      */
 325     public static <T extends Enum<T> & CharacteristicEnum> Map<T, String> createMapping(HomekitTaggedItem item,
 326             Class<T> klazz, @Nullable List<T> customEnumList, boolean inverted) {
 327         EnumMap<T, String> map = new EnumMap(klazz);
 328         var dataTypes = item.getBaseItem().getAcceptedDataTypes();
 329         boolean switchType = dataTypes.contains(OnOffType.class);
 330         boolean contactType = dataTypes.contains(OpenClosedType.class);
 331         boolean percentType = dataTypes.contains(PercentType.class);
 332         boolean numberType = dataTypes.contains(DecimalType.class) || percentType || switchType || contactType;
 333
 334         if (item.isInverted()) {
 335             inverted = !inverted;
 336         }
 337         String onValue = switchType ? OnOffType.ON.toString() : OpenClosedType.OPEN.toString();
 338         String offValue = switchType ? OnOffType.OFF.toString() : OpenClosedType.CLOSED.toString();
 339
 340         for (var k : klazz.getEnumConstants()) {
 341             if (numberType) {
 342                 int code = k.getCode();
 343                 if ((switchType || contactType) && code == 0) {
 344                     map.put(k, inverted ? onValue : offValue);
 345                 } else if ((switchType || contactType) && code == 1) {
 346                     map.put(k, inverted ? offValue : onValue);
 347                 } else if (percentType && code == 0) {
 348                     map.put(k, "OFF");
 349                 } else if (percentType && code == 1) {
 350                     map.put(k, "ON");
 351                 } else {
 352                     map.put(k, Integer.toString(code));
 353                 }
 354             } else {
 355                 map.put(k, k.toString());
 356             }
 357         }
 358         var configuration = item.getConfiguration();
 359         if (configuration != null) {
 360             map.forEach((k, current_value) -> {
 361                 final Object newValue = configuration.get(k.toString());
 362                 if (newValue instanceof String || newValue instanceof Number) {
 363                     map.put(k, newValue.toString());
 364                     if (customEnumList != null) {
 365                         customEnumList.add(k);
 366                     }
 367                 }
 368             });
 369         }
 370         if (customEnumList != null && customEnumList.isEmpty()) {
 371             customEnumList.addAll(map.keySet());
 372         }
 373         LOGGER.debug("Created {} mapping for item {} ({}): {}", klazz.getSimpleName(), item.getName(),
 374                 item.getBaseItem().getClass().getSimpleName(), map);
 375         return map;
 376     }
 377
 378     public static <T extends Enum<T> & CharacteristicEnum> Map<T, String> createMapping(HomekitTaggedItem item,
 379             Class<T> klazz) {
 380         return createMapping(item, klazz, null, false);
 381     }
 382
 383     public static <T extends Enum<T> & CharacteristicEnum> Map<T, String> createMapping(HomekitTaggedItem item,
 384             Class<T> klazz, @Nullable List<T> customEnumList) {
 385         return createMapping(item, klazz, customEnumList, false);
 386     }
 387
 388     public static <T extends Enum<T> & CharacteristicEnum> Map<T, String> createMapping(HomekitTaggedItem item,
 389             Class<T> klazz, boolean inverted) {
 390         return createMapping(item, klazz, null, inverted);
 391     }
 392
 393     /**
 394      * Takes item state as value and retrieves the key for that value from mapping.
 395      * E.g. used to map StringItem value to HomeKit Enum
 396      *
 397      * @param item item
 398      * @param mapping mapping
 399      * @param defaultValue default value if nothing found in mapping
 400      * @param <T> type of the result derived from
 401      * @return key for the value
 402      */
 403     public static <T> T getKeyFromMapping(HomekitTaggedItem item, State state, Map<T, String> mapping, T defaultValue) {
 404         LOGGER.trace("getKeyFromMapping: characteristic {}, state {}, mapping {}", item.getAccessoryType().getTag(),
 405                 state, mapping);
 406
 407         String value;
 408         if (state instanceof UnDefType) {
 409             return defaultValue;
 410         } else if (state instanceof StringType || state instanceof OnOffType || state instanceof OpenClosedType) {
 411             value = state.toString();
 412         } else if (state.getClass().equals(PercentType.class)) {
 413             // We specifically want PercentType, but _not_ HSBType, so don't use instanceof
 414             value = state.as(OnOffType.class).toString();
 415         } else if (state.getClass().equals(DecimalType.class)) {
 416             // We specifically want DecimalType, but _not_ PercentType or HSBType, so don't use instanceof
 417             value = Integer.toString(((DecimalType) state).intValue());
 418         } else {
 419             LOGGER.warn(
 420                     "Wrong value type {} ({}) for {} characteristic of the item {}. Expected StringItem, NumberItem, or SwitchItem.",
 421                     state.toString(), state.getClass().getSimpleName(), item.getAccessoryType().getTag(),
 422                     item.getName());
 423             return defaultValue;
 424         }
 425
 426         return mapping.entrySet().stream().filter(entry -> value.equalsIgnoreCase(entry.getValue())).findAny()
 427                 .map(Map.Entry::getKey).orElseGet(() -> {
 428                     LOGGER.warn(
 429                             "Wrong value {} for {} characteristic of the item {}. Expected one of following {}. Returning {}.",
 430                             state.toString(), item.getAccessoryType().getTag(), item.getName(), mapping.values(),
 431                             defaultValue);
 432                     return defaultValue;
 433                 });
 434     }
 435
 436     // supporting methods
 437
 438     public static boolean useFahrenheit() {
 439         return Boolean.TRUE.equals(FrameworkUtil.getBundle(HomekitImpl.class).getBundleContext()
 440                 .getServiceReference(Homekit.class.getName()).getProperty("useFahrenheitTemperature"));
 441     }
 442
 443     public static TemperatureDisplayUnitCharacteristic createSystemTemperatureDisplayUnitCharacteristic() {
 444         return new TemperatureDisplayUnitCharacteristic(() -> CompletableFuture
 445                 .completedFuture(HomekitCharacteristicFactory.useFahrenheit() ? TemperatureDisplayUnitEnum.FAHRENHEIT
 446                         : TemperatureDisplayUnitEnum.CELSIUS),
 447                 (value) -> {
 448                 }, (cb) -> {
 449                 }, () -> {
 450                 });
 451     }
 452
 453     public static Unit<Temperature> getSystemTemperatureUnit() {
 454         return useFahrenheit() ? ImperialUnits.FAHRENHEIT : SIUnits.CELSIUS;
 455     }
 456
 457     private static <T extends CharacteristicEnum> CompletableFuture<T> getEnumFromItem(HomekitTaggedItem item,
 458             Map<T, String> mapping, T defaultValue) {
 459         return CompletableFuture
 460                 .completedFuture(getKeyFromMapping(item, item.getItem().getState(), mapping, defaultValue));
 461     }
 462
 463     public static <T extends Enum<T>> void setValueFromEnum(HomekitTaggedItem taggedItem, T value, Map<T, String> map) {
 464         if (taggedItem.getBaseItem() instanceof NumberItem) {
 465             taggedItem.send(new DecimalType(Objects.requireNonNull(map.get(value))));
 466         } else if (taggedItem.getBaseItem() instanceof SwitchItem) {
 467             taggedItem.send(OnOffType.from(Objects.requireNonNull(map.get(value))));
 468         } else {
 469             taggedItem.send(new StringType(map.get(value)));
 470         }
 471     }
 472
 473     private static int getIntFromItem(HomekitTaggedItem taggedItem, int defaultValue) {
 474         int value = defaultValue;
 475         final State state = taggedItem.getItem().getState();
 476         if (state instanceof PercentType stateAsPercentType) {
 477             value = stateAsPercentType.intValue();
 478         } else if (state instanceof DecimalType stateAsDecimalType) {
 479             value = stateAsDecimalType.intValue();
 480         } else if (state instanceof UnDefType) {
 481             LOGGER.debug("Item state {} is UNDEF {}. Returning default value {}", state, taggedItem.getName(),
 482                     defaultValue);
 483         } else {
 484             LOGGER.warn(
 485                     "Item state {} is not supported for {}. Only PercentType and DecimalType (0/100) are supported.",
 486                     state, taggedItem.getName());
 487         }
 488         return value;
 489     }
 490
 491     /** special method for tilts. it converts percentage to angle */
 492     private static int getAngleFromItem(HomekitTaggedItem taggedItem, int defaultValue) {
 493         int value = defaultValue;
 494         final State state = taggedItem.getItem().getState();
 495         if (state instanceof PercentType stateAsPercentType) {
 496             value = (int) ((stateAsPercentType.intValue() * 90.0) / 50.0 - 90.0);
 497         } else {
 498             value = getIntFromItem(taggedItem, defaultValue);
 499         }
 500         return value;
 501     }
 502
 503     private static <T extends Quantity<T>> double convertAndRound(double value, Unit<T> from, Unit<T> to) {
 504         double rawValue = from.equals(to) ? value : from.getConverterTo(to).convert(value);
 505         return new BigDecimal(rawValue).setScale(1, RoundingMode.HALF_UP).doubleValue();
 506     }
 507
 508     public static @Nullable Double stateAsTemperature(@Nullable State state) {
 509         if (state == null || state instanceof UnDefType) {
 510             return null;
 511         }
 512
 513         if (state instanceof QuantityType<?> qt) {
 514             if (qt.getDimension().equals(SIUnits.CELSIUS.getDimension())) {
 515                 return qt.toUnit(SIUnits.CELSIUS).doubleValue();
 516             }
 517         }
 518
 519         return convertToCelsius(state.as(DecimalType.class).doubleValue());
 520     }
 521
 522     public static double convertToCelsius(double degrees) {
 523         return convertAndRound(degrees, getSystemTemperatureUnit(), SIUnits.CELSIUS);
 524     }
 525
 526     public static double convertFromCelsius(double degrees) {
 527         return convertAndRound(degrees, SIUnits.CELSIUS, getSystemTemperatureUnit());
 528     }
 529
 530     public static double getTemperatureStep(HomekitTaggedItem taggedItem, double defaultValue) {
 531         return taggedItem.getConfigurationAsQuantity(HomekitTaggedItem.STEP,
 532                 new QuantityType(defaultValue, SIUnits.CELSIUS), true).doubleValue();
 533     }
 534
 535     private static Supplier<CompletableFuture<Integer>> getAngleSupplier(HomekitTaggedItem taggedItem,
 536             int defaultValue) {
 537         return () -> CompletableFuture.completedFuture(getAngleFromItem(taggedItem, defaultValue));
 538     }
 539
 540     private static Supplier<CompletableFuture<Integer>> getIntSupplier(HomekitTaggedItem taggedItem, int defaultValue) {
 541         return () -> CompletableFuture.completedFuture(getIntFromItem(taggedItem, defaultValue));
 542     }
 543
 544     private static ExceptionalConsumer<Integer> setIntConsumer(HomekitTaggedItem taggedItem) {
 545         return (value) -> {
 546             if (taggedItem.getBaseItem() instanceof NumberItem) {
 547                 taggedItem.send(new DecimalType(value));
 548             } else {
 549                 LOGGER.warn("Item type {} is not supported for {}. Only NumberItem is supported.",
 550                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 551             }
 552         };
 553     }
 554
 555     private static ExceptionalConsumer<Integer> setPercentConsumer(HomekitTaggedItem taggedItem) {
 556         return (value) -> {
 557             if (taggedItem.getBaseItem() instanceof NumberItem) {
 558                 taggedItem.send(new DecimalType(value));
 559             } else if (taggedItem.getBaseItem() instanceof DimmerItem) {
 560                 taggedItem.send(new PercentType(value));
 561             } else {
 562                 LOGGER.warn("Item type {} is not supported for {}. Only DimmerItem and NumberItem are supported.",
 563                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 564             }
 565         };
 566     }
 567
 568     private static ExceptionalConsumer<Integer> setAngleConsumer(HomekitTaggedItem taggedItem) {
 569         return (value) -> {
 570             if (taggedItem.getBaseItem() instanceof NumberItem) {
 571                 taggedItem.send(new DecimalType(value));
 572             } else if (taggedItem.getBaseItem() instanceof DimmerItem) {
 573                 value = (int) (value * 50.0 / 90.0 + 50.0);
 574                 taggedItem.send(new PercentType(value));
 575             } else {
 576                 LOGGER.warn("Item type {} is not supported for {}. Only DimmerItem and NumberItem are supported.",
 577                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 578             }
 579         };
 580     }
 581
 582     private static Supplier<CompletableFuture<Double>> getDoubleSupplier(HomekitTaggedItem taggedItem,
 583             double defaultValue) {
 584         return () -> {
 585             final State state = taggedItem.getItem().getState();
 586             double value = defaultValue;
 587             if (state instanceof PercentType stateAsPercentType) {
 588                 value = stateAsPercentType.doubleValue();
 589             } else if (state instanceof DecimalType stateAsDecimalType) {
 590                 value = stateAsDecimalType.doubleValue();
 591             } else if (state instanceof QuantityType stateAsQuantityType) {
 592                 value = stateAsQuantityType.doubleValue();
 593             }
 594             return CompletableFuture.completedFuture(value);
 595         };
 596     }
 597
 598     private static ExceptionalConsumer<Double> setDoubleConsumer(HomekitTaggedItem taggedItem) {
 599         return (value) -> {
 600             if (taggedItem.getBaseItem() instanceof NumberItem) {
 601                 taggedItem.send(new DecimalType(value.doubleValue()));
 602             } else if (taggedItem.getBaseItem() instanceof DimmerItem) {
 603                 taggedItem.send(new PercentType(value.intValue()));
 604             } else {
 605                 LOGGER.warn("Item type {} is not supported for {}. Only Number and Dimmer type are supported.",
 606                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 607             }
 608         };
 609     }
 610
 611     private static Supplier<CompletableFuture<Double>> getTemperatureSupplier(HomekitTaggedItem taggedItem,
 612             double defaultValue) {
 613         return () -> {
 614             final @Nullable Double value = stateAsTemperature(taggedItem.getItem().getState());
 615             return CompletableFuture.completedFuture(value != null ? value : defaultValue);
 616         };
 617     }
 618
 619     private static ExceptionalConsumer<Double> setTemperatureConsumer(HomekitTaggedItem taggedItem) {
 620         return (value) -> {
 621             Item baseItem = taggedItem.getBaseItem();
 622             if (baseItem instanceof NumberItem baseAsNumberItem) {
 623                 if (baseAsNumberItem.getUnit() != null) {
 624                     taggedItem.send(new QuantityType(value, SIUnits.CELSIUS));
 625                 } else {
 626                     taggedItem.send(new DecimalType(convertFromCelsius(value)));
 627                 }
 628             } else {
 629                 LOGGER.warn("Item type {} is not supported for {}. Only Number type is supported.",
 630                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 631             }
 632         };
 633     }
 634
 635     protected static Consumer<HomekitCharacteristicChangeCallback> getSubscriber(HomekitTaggedItem taggedItem,
 636             HomekitCharacteristicType key, HomekitAccessoryUpdater updater) {
 637         return (callback) -> updater.subscribe((GenericItem) taggedItem.getItem(), key.getTag(), callback);
 638     }
 639
 640     protected static Runnable getUnsubscriber(HomekitTaggedItem taggedItem, HomekitCharacteristicType key,
 641             HomekitAccessoryUpdater updater) {
 642         return () -> updater.unsubscribe((GenericItem) taggedItem.getItem(), key.getTag());
 643     }
 644
 645     // METHODS TO CREATE SINGLE CHARACTERISTIC FROM OPENHAB ITEM
 646
 647     private static ActiveCharacteristic createActiveCharacteristic(HomekitTaggedItem taggedItem,
 648             HomekitAccessoryUpdater updater) {
 649         var map = createMapping(taggedItem, ActiveEnum.class, false);
 650         return new ActiveCharacteristic(() -> getEnumFromItem(taggedItem, map, ActiveEnum.INACTIVE),
 651                 (value) -> setValueFromEnum(taggedItem, value, map), getSubscriber(taggedItem, ACTIVE, updater),
 652                 getUnsubscriber(taggedItem, ACTIVE, updater));
 653     }
 654
 655     private static ActiveIdentifierCharacteristic createActiveIdentifierCharacteristic(HomekitTaggedItem taggedItem,
 656             HomekitAccessoryUpdater updater) {
 657         return new ActiveIdentifierCharacteristic(getIntSupplier(taggedItem, 1), setIntConsumer(taggedItem),
 658                 getSubscriber(taggedItem, ACTIVE_IDENTIFIER, updater),
 659                 getUnsubscriber(taggedItem, ACTIVE_IDENTIFIER, updater));
 660     }
 661
 662     private static BrightnessCharacteristic createBrightnessCharacteristic(HomekitTaggedItem taggedItem,
 663             HomekitAccessoryUpdater updater) {
 664         return new BrightnessCharacteristic(() -> {
 665             int value = 0;
 666             final State state = taggedItem.getItem().getState();
 667             if (state instanceof HSBType stateAsHSBType) {
 668                 value = stateAsHSBType.getBrightness().intValue();
 669             } else if (state instanceof PercentType stateAsPercentType) {
 670                 value = stateAsPercentType.intValue();
 671             }
 672             return CompletableFuture.completedFuture(value);
 673         }, (brightness) -> {
 674             if (taggedItem.getBaseItem() instanceof DimmerItem) {
 675                 taggedItem.sendCommandProxy(HomekitCommandType.BRIGHTNESS_COMMAND, new PercentType(brightness));
 676             } else {
 677                 LOGGER.warn("Item type {} is not supported for {}. Only ColorItem and DimmerItem are supported.",
 678                         taggedItem.getBaseItem().getType(), taggedItem.getName());
 679             }
 680         }, getSubscriber(taggedItem, BRIGHTNESS, updater), getUnsubscriber(taggedItem, BRIGHTNESS, updater));
 681     }
 682
 683     private static CarbonDioxideLevelCharacteristic createCarbonDioxideLevelCharacteristic(HomekitTaggedItem taggedItem,
 684             HomekitAccessoryUpdater updater) {
 685         return new CarbonDioxideLevelCharacteristic(
 686                 getDoubleSupplier(taggedItem,
 687                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
 688                                 CarbonDioxideLevelCharacteristic.DEFAULT_MIN_VALUE)),
 689                 getSubscriber(taggedItem, CARBON_MONOXIDE_LEVEL, updater),
 690                 getUnsubscriber(taggedItem, CARBON_MONOXIDE_LEVEL, updater));
 691     }
 692
 693     private static CarbonDioxidePeakLevelCharacteristic createCarbonDioxidePeakLevelCharacteristic(
 694             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 695         return new CarbonDioxidePeakLevelCharacteristic(
 696                 getDoubleSupplier(taggedItem,
 697                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
 698                                 CarbonDioxidePeakLevelCharacteristic.DEFAULT_MIN_VALUE)),
 699                 getSubscriber(taggedItem, CARBON_MONOXIDE_PEAK_LEVEL, updater),
 700                 getUnsubscriber(taggedItem, CARBON_MONOXIDE_PEAK_LEVEL, updater));
 701     }
 702
 703     private static CarbonMonoxideLevelCharacteristic createCarbonMonoxideLevelCharacteristic(
 704             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 705         return new CarbonMonoxideLevelCharacteristic(
 706                 getDoubleSupplier(taggedItem,
 707                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
 708                                 CarbonMonoxideLevelCharacteristic.DEFAULT_MIN_VALUE)),
 709                 getSubscriber(taggedItem, CARBON_DIOXIDE_LEVEL, updater),
 710                 getUnsubscriber(taggedItem, CARBON_DIOXIDE_LEVEL, updater));
 711     }
 712
 713     private static CarbonMonoxidePeakLevelCharacteristic createCarbonMonoxidePeakLevelCharacteristic(
 714             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 715         return new CarbonMonoxidePeakLevelCharacteristic(
 716                 getDoubleSupplier(taggedItem,
 717                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
 718                                 CarbonMonoxidePeakLevelCharacteristic.DEFAULT_MIN_VALUE)),
 719                 getSubscriber(taggedItem, CARBON_DIOXIDE_PEAK_LEVEL, updater),
 720                 getUnsubscriber(taggedItem, CARBON_DIOXIDE_PEAK_LEVEL, updater));
 721     }
 722
 723     private static ClosedCaptionsCharacteristic createClosedCaptionsCharacteristic(HomekitTaggedItem taggedItem,
 724             HomekitAccessoryUpdater updater) {
 725         var map = createMapping(taggedItem, ClosedCaptionsEnum.class);
 726         return new ClosedCaptionsCharacteristic(() -> getEnumFromItem(taggedItem, map, ClosedCaptionsEnum.DISABLED),
 727                 (value) -> setValueFromEnum(taggedItem, value, map),
 728                 getSubscriber(taggedItem, CLOSED_CAPTIONS, updater),
 729                 getUnsubscriber(taggedItem, CLOSED_CAPTIONS, updater));
 730     }
 731
 732     private static ColorTemperatureCharacteristic createColorTemperatureCharacteristic(HomekitTaggedItem taggedItem,
 733             HomekitAccessoryUpdater updater) {
 734         final boolean inverted = taggedItem.isInverted();
 735
 736         int minValue = taggedItem
 737                 .getConfigurationAsQuantity(HomekitTaggedItem.MIN_VALUE,
 738                         new QuantityType(ColorTemperatureCharacteristic.DEFAULT_MIN_VALUE, Units.MIRED), false)
 739                 .intValue();
 740         int maxValue = taggedItem
 741                 .getConfigurationAsQuantity(HomekitTaggedItem.MAX_VALUE,
 742                         new QuantityType(ColorTemperatureCharacteristic.DEFAULT_MAX_VALUE, Units.MIRED), false)
 743                 .intValue();
 744
 745         // It's common to swap these if you're providing in Kelvin instead of mired
 746         if (minValue > maxValue) {
 747             int temp = minValue;
 748             minValue = maxValue;
 749             maxValue = temp;
 750         }
 751
 752         final int finalMinValue = minValue;
 753         final int range = maxValue - minValue;
 754
 755         return new ColorTemperatureCharacteristic(minValue, maxValue, () -> {
 756             int value = finalMinValue;
 757             final State state = taggedItem.getItem().getState();
 758             if (state instanceof QuantityType<?> qt) {
 759                 // Number:Temperature
 760                 qt = qt.toInvertibleUnit(Units.MIRED);
 761                 if (qt == null) {
 762                     LOGGER.warn("Item {}'s state '{}' is not convertible to mireds.", taggedItem.getName(), state);
 763                 } else {
 764                     value = qt.intValue();
 765                 }
 766             } else if (state instanceof PercentType stateAsPercentType) {
 767                 double percent = stateAsPercentType.doubleValue();
 768                 // invert so that 0% == coolest
 769                 if (inverted) {
 770                     percent = 100.0 - percent;
 771                 }
 772
 773                 // Dimmer
 774                 // scale to the originally configured range
 775                 value = (int) (percent * range / 100) + finalMinValue;
 776             } else if (state instanceof DecimalType stateAsDecimalType) {
 777                 value = stateAsDecimalType.intValue();
 778             }
 779             return CompletableFuture.completedFuture(value);
 780         }, (value) -> {
 781             if (taggedItem.getBaseItem() instanceof DimmerItem) {
 782                 // scale to a percent
 783                 double percent = (((double) value) - finalMinValue) * 100 / range;
 784                 if (inverted) {
 785                     percent = 100.0 - percent;
 786                 }
 787                 taggedItem.send(new PercentType(BigDecimal.valueOf(percent)));
 788             } else if (taggedItem.getBaseItem() instanceof NumberItem) {
 789                 taggedItem.send(new QuantityType(value, Units.MIRED));
 790             }
 791         }, getSubscriber(taggedItem, COLOR_TEMPERATURE, updater),
 792                 getUnsubscriber(taggedItem, COLOR_TEMPERATURE, updater));
 793     }
 794
 795     private static ConfiguredNameCharacteristic createConfiguredNameCharacteristic(HomekitTaggedItem taggedItem,
 796             HomekitAccessoryUpdater updater) {
 797         return new ConfiguredNameCharacteristic(() -> {
 798             final State state = taggedItem.getItem().getState();
 799             return CompletableFuture
 800                     .completedFuture(state instanceof UnDefType ? taggedItem.getName() : state.toString());
 801         }, (value) -> ((StringItem) taggedItem.getItem()).send(new StringType(value)),
 802                 getSubscriber(taggedItem, CONFIGURED_NAME, updater),
 803                 getUnsubscriber(taggedItem, CONFIGURED_NAME, updater));
 804     }
 805
 806     private static CoolingThresholdTemperatureCharacteristic createCoolingThresholdCharacteristic(
 807             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 808         double minValue = taggedItem.getConfigurationAsQuantity(HomekitTaggedItem.MIN_VALUE,
 809                 Objects.requireNonNull(
 810                         new QuantityType(CoolingThresholdTemperatureCharacteristic.DEFAULT_MIN_VALUE, SIUnits.CELSIUS)
 811                                 .toUnit(getSystemTemperatureUnit())),
 812                 false).toUnit(SIUnits.CELSIUS).doubleValue();
 813         double maxValue = taggedItem.getConfigurationAsQuantity(HomekitTaggedItem.MAX_VALUE,
 814                 Objects.requireNonNull(
 815                         new QuantityType(CoolingThresholdTemperatureCharacteristic.DEFAULT_MAX_VALUE, SIUnits.CELSIUS)
 816                                 .toUnit(getSystemTemperatureUnit())),
 817                 false).toUnit(SIUnits.CELSIUS).doubleValue();
 818         double step = taggedItem
 819                 .getConfigurationAsQuantity(HomekitTaggedItem.STEP,
 820                         Objects.requireNonNull(new QuantityType(CoolingThresholdTemperatureCharacteristic.DEFAULT_STEP,
 821                                 SIUnits.CELSIUS).toUnit(getSystemTemperatureUnit())),
 822                         true)
 823                 .toUnit(SIUnits.CELSIUS).doubleValue();
 824         return new CoolingThresholdTemperatureCharacteristic(minValue, maxValue, step,
 825                 getTemperatureSupplier(taggedItem, minValue), setTemperatureConsumer(taggedItem),
 826                 getSubscriber(taggedItem, COOLING_THRESHOLD_TEMPERATURE, updater),
 827                 getUnsubscriber(taggedItem, COOLING_THRESHOLD_TEMPERATURE, updater));
 828     }
 829
 830     private static CurrentDoorStateCharacteristic createCurrentDoorStateCharacteristic(HomekitTaggedItem taggedItem,
 831             HomekitAccessoryUpdater updater) {
 832         List<CurrentDoorStateEnum> validValues = new ArrayList<>();
 833         var map = createMapping(taggedItem, CurrentDoorStateEnum.class, validValues);
 834         return new CurrentDoorStateCharacteristic(() -> getEnumFromItem(taggedItem, map, CurrentDoorStateEnum.CLOSED),
 835                 getSubscriber(taggedItem, CURRENT_DOOR_STATE, updater),
 836                 getUnsubscriber(taggedItem, CURRENT_DOOR_STATE, updater));
 837     }
 838
 839     private static CurrentHeatingCoolingStateCharacteristic createCurrentHeatingCoolingStateCharacteristic(
 840             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 841         List<CurrentHeatingCoolingStateEnum> validValues = new ArrayList<>();
 842         var map = createMapping(taggedItem, CurrentHeatingCoolingStateEnum.class, validValues);
 843         return new CurrentHeatingCoolingStateCharacteristic(validValues.toArray(new CurrentHeatingCoolingStateEnum[0]),
 844                 () -> getEnumFromItem(taggedItem, map, CurrentHeatingCoolingStateEnum.OFF),
 845                 getSubscriber(taggedItem, CURRENT_HEATING_COOLING_STATE, updater),
 846                 getUnsubscriber(taggedItem, CURRENT_HEATING_COOLING_STATE, updater));
 847     }
 848
 849     private static CurrentFanStateCharacteristic createCurrentFanStateCharacteristic(HomekitTaggedItem taggedItem,
 850             HomekitAccessoryUpdater updater) {
 851         var map = createMapping(taggedItem, CurrentFanStateEnum.class);
 852         return new CurrentFanStateCharacteristic(() -> getEnumFromItem(taggedItem, map, CurrentFanStateEnum.INACTIVE),
 853                 getSubscriber(taggedItem, CURRENT_FAN_STATE, updater),
 854                 getUnsubscriber(taggedItem, CURRENT_FAN_STATE, updater));
 855     }
 856
 857     private static CurrentHorizontalTiltAngleCharacteristic createCurrentHorizontalTiltAngleCharacteristic(
 858             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 859         return new CurrentHorizontalTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0),
 860                 getSubscriber(taggedItem, CURRENT_HORIZONTAL_TILT_ANGLE, updater),
 861                 getUnsubscriber(taggedItem, CURRENT_HORIZONTAL_TILT_ANGLE, updater));
 862     }
 863
 864     private static CurrentMediaStateCharacteristic createCurrentMediaStateCharacteristic(HomekitTaggedItem taggedItem,
 865             HomekitAccessoryUpdater updater) {
 866         var map = createMapping(taggedItem, CurrentMediaStateEnum.class);
 867         return new CurrentMediaStateCharacteristic(
 868                 () -> getEnumFromItem(taggedItem, map, CurrentMediaStateEnum.UNKNOWN),
 869                 getSubscriber(taggedItem, CURRENT_MEDIA_STATE, updater),
 870                 getUnsubscriber(taggedItem, CURRENT_MEDIA_STATE, updater));
 871     }
 872
 873     private static CurrentTemperatureCharacteristic createCurrentTemperatureCharacteristic(HomekitTaggedItem taggedItem,
 874             HomekitAccessoryUpdater updater) {
 875         double minValue = taggedItem
 876                 .getConfigurationAsQuantity(HomekitTaggedItem.MIN_VALUE,
 877                         Objects.requireNonNull(
 878                                 new QuantityType(CurrentTemperatureCharacteristic.DEFAULT_MIN_VALUE, SIUnits.CELSIUS)
 879                                         .toUnit(getSystemTemperatureUnit())),
 880                         false)
 881                 .toUnit(SIUnits.CELSIUS).doubleValue();
 882         double maxValue = taggedItem
 883                 .getConfigurationAsQuantity(HomekitTaggedItem.MAX_VALUE,
 884                         Objects.requireNonNull(
 885                                 new QuantityType(CurrentTemperatureCharacteristic.DEFAULT_MAX_VALUE, SIUnits.CELSIUS)
 886                                         .toUnit(getSystemTemperatureUnit())),
 887                         false)
 888                 .toUnit(SIUnits.CELSIUS).doubleValue();
 889         double step = taggedItem
 890                 .getConfigurationAsQuantity(HomekitTaggedItem.STEP,
 891                         Objects.requireNonNull(
 892                                 new QuantityType(CurrentTemperatureCharacteristic.DEFAULT_STEP, SIUnits.CELSIUS)
 893                                         .toUnit(getSystemTemperatureUnit())),
 894                         true)
 895                 .toUnit(SIUnits.CELSIUS).doubleValue();
 896         return new CurrentTemperatureCharacteristic(minValue, maxValue, step,
 897                 getTemperatureSupplier(taggedItem, minValue), getSubscriber(taggedItem, TARGET_TEMPERATURE, updater),
 898                 getUnsubscriber(taggedItem, TARGET_TEMPERATURE, updater));
 899     }
 900
 901     private static CurrentTiltAngleCharacteristic createCurrentTiltAngleCharacteristic(HomekitTaggedItem taggedItem,
 902             HomekitAccessoryUpdater updater) {
 903         return new CurrentTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0),
 904                 getSubscriber(taggedItem, CURRENT_TILT_ANGLE, updater),
 905                 getUnsubscriber(taggedItem, CURRENT_TILT_ANGLE, updater));
 906     }
 907
 908     private static CurrentVerticalTiltAngleCharacteristic createCurrentVerticalTiltAngleCharacteristic(
 909             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 910         return new CurrentVerticalTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0),
 911                 getSubscriber(taggedItem, CURRENT_VERTICAL_TILT_ANGLE, updater),
 912                 getUnsubscriber(taggedItem, CURRENT_VERTICAL_TILT_ANGLE, updater));
 913     }
 914
 915     private static CurrentVisibilityStateCharacteristic createCurrentVisibilityStateCharacteristic(
 916             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 917         var map = createMapping(taggedItem, CurrentVisibilityStateEnum.class, true);
 918         return new CurrentVisibilityStateCharacteristic(
 919                 () -> getEnumFromItem(taggedItem, map, CurrentVisibilityStateEnum.HIDDEN),
 920                 getSubscriber(taggedItem, CURRENT_VISIBILITY, updater),
 921                 getUnsubscriber(taggedItem, CURRENT_VISIBILITY, updater));
 922     }
 923
 924     private static SetDurationCharacteristic createDurationCharacteristic(HomekitTaggedItem taggedItem,
 925             HomekitAccessoryUpdater updater) {
 926         return new SetDurationCharacteristic(() -> {
 927             int value = getIntFromItem(taggedItem, 0);
 928             final @Nullable Map<String, Object> itemConfiguration = taggedItem.getConfiguration();
 929             if ((value == 0) && (itemConfiguration != null)) { // check for default duration
 930                 final Object duration = itemConfiguration.get(HomekitValveImpl.CONFIG_DEFAULT_DURATION);
 931                 if (duration instanceof BigDecimal durationAsBigDecimal) {
 932                     value = durationAsBigDecimal.intValue();
 933                     if (taggedItem.getItem() instanceof NumberItem taggedNumberItem) {
 934                         taggedNumberItem.setState(new DecimalType(value));
 935                     }
 936                 }
 937             }
 938             return CompletableFuture.completedFuture(value);
 939         }, setIntConsumer(taggedItem), getSubscriber(taggedItem, DURATION, updater),
 940                 getUnsubscriber(taggedItem, DURATION, updater));
 941     }
 942
 943     private static FilterLifeLevelCharacteristic createFilterLifeLevelCharacteristic(HomekitTaggedItem taggedItem,
 944             HomekitAccessoryUpdater updater) {
 945         return new FilterLifeLevelCharacteristic(getDoubleSupplier(taggedItem, 0),
 946                 getSubscriber(taggedItem, FILTER_LIFE_LEVEL, updater),
 947                 getUnsubscriber(taggedItem, FILTER_LIFE_LEVEL, updater));
 948     }
 949
 950     private static ResetFilterIndicationCharacteristic createFilterResetCharacteristic(HomekitTaggedItem taggedItem,
 951             HomekitAccessoryUpdater updater) {
 952         return new ResetFilterIndicationCharacteristic(
 953                 (value) -> ((SwitchItem) taggedItem.getBaseItem()).send(OnOffType.ON));
 954     }
 955
 956     private static FirmwareRevisionCharacteristic createFirmwareRevisionCharacteristic(HomekitTaggedItem taggedItem,
 957             HomekitAccessoryUpdater updater) {
 958         return new FirmwareRevisionCharacteristic(() -> {
 959             final State state = taggedItem.getItem().getState();
 960             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
 961         });
 962     }
 963
 964     private static HardwareRevisionCharacteristic createHardwareRevisionCharacteristic(HomekitTaggedItem taggedItem,
 965             HomekitAccessoryUpdater updater) {
 966         return new HardwareRevisionCharacteristic(() -> {
 967             final State state = taggedItem.getItem().getState();
 968             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
 969         });
 970     }
 971
 972     private static HeatingThresholdTemperatureCharacteristic createHeatingThresholdCharacteristic(
 973             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
 974         double minValue = taggedItem.getConfigurationAsQuantity(HomekitTaggedItem.MIN_VALUE,
 975                 Objects.requireNonNull(
 976                         new QuantityType(HeatingThresholdTemperatureCharacteristic.DEFAULT_MIN_VALUE, SIUnits.CELSIUS)
 977                                 .toUnit(getSystemTemperatureUnit())),
 978                 false).toUnit(SIUnits.CELSIUS).doubleValue();
 979         double maxValue = taggedItem.getConfigurationAsQuantity(HomekitTaggedItem.MAX_VALUE,
 980                 Objects.requireNonNull(
 981                         new QuantityType(HeatingThresholdTemperatureCharacteristic.DEFAULT_MAX_VALUE, SIUnits.CELSIUS)
 982                                 .toUnit(getSystemTemperatureUnit())),
 983                 false).toUnit(SIUnits.CELSIUS).doubleValue();
 984         double step = taggedItem
 985                 .getConfigurationAsQuantity(HomekitTaggedItem.STEP,
 986                         Objects.requireNonNull(new QuantityType(HeatingThresholdTemperatureCharacteristic.DEFAULT_STEP,
 987                                 SIUnits.CELSIUS).toUnit(getSystemTemperatureUnit())),
 988                         true)
 989                 .toUnit(SIUnits.CELSIUS).doubleValue();
 990         return new HeatingThresholdTemperatureCharacteristic(minValue, maxValue, step,
 991                 getTemperatureSupplier(taggedItem, minValue), setTemperatureConsumer(taggedItem),
 992                 getSubscriber(taggedItem, HEATING_THRESHOLD_TEMPERATURE, updater),
 993                 getUnsubscriber(taggedItem, HEATING_THRESHOLD_TEMPERATURE, updater));
 994     }
 995
 996     private static HoldPositionCharacteristic createHoldPositionCharacteristic(HomekitTaggedItem taggedItem,
 997             HomekitAccessoryUpdater updater) {
 998         final Item item = taggedItem.getBaseItem();
 999         if (!(item instanceof SwitchItem || item instanceof RollershutterItem)) {
1000             LOGGER.warn(
1001                     "Item {} cannot be used for the HoldPosition characteristic; only SwitchItem and RollershutterItem are supported. Hold requests will be ignored.",
1002                     item.getName());
1003         }
1004
1005         return new HoldPositionCharacteristic(value -> {
1006             if (!value) {
1007                 return;
1008             }
1009
1010             if (item instanceof SwitchItem switchItem) {
1011                 switchItem.send(OnOffType.ON);
1012             } else if (item instanceof RollershutterItem rollershutterItem) {
1013                 rollershutterItem.send(StopMoveType.STOP);
1014             }
1015         });
1016     }
1017
1018     private static HueCharacteristic createHueCharacteristic(HomekitTaggedItem taggedItem,
1019             HomekitAccessoryUpdater updater) {
1020         return new HueCharacteristic(() -> {
1021             double value = 0.0;
1022             State state = taggedItem.getItem().getState();
1023             if (state instanceof HSBType stateAsHSBType) {
1024                 value = stateAsHSBType.getHue().doubleValue();
1025             }
1026             return CompletableFuture.completedFuture(value);
1027         }, (hue) -> {
1028             if (taggedItem.getBaseItem() instanceof ColorItem) {
1029                 taggedItem.sendCommandProxy(HomekitCommandType.HUE_COMMAND, new DecimalType(hue));
1030             } else {
1031                 LOGGER.warn("Item type {} is not supported for {}. Only Color type is supported.",
1032                         taggedItem.getBaseItem().getType(), taggedItem.getName());
1033             }
1034         }, getSubscriber(taggedItem, HUE, updater), getUnsubscriber(taggedItem, HUE, updater));
1035     }
1036
1037     private static IdentifierCharacteristic createIdentifierCharacteristic(HomekitTaggedItem taggedItem,
1038             HomekitAccessoryUpdater updater) {
1039         return new IdentifierCharacteristic(getIntSupplier(taggedItem, 1));
1040     }
1041
1042     private static IdentifyCharacteristic createIdentifyCharacteristic(HomekitTaggedItem taggedItem,
1043             HomekitAccessoryUpdater updater) {
1044         return new IdentifyCharacteristic((value) -> ((SwitchItem) taggedItem.getBaseItem()).send(OnOffType.ON));
1045     }
1046
1047     private static InputDeviceTypeCharacteristic createInputDeviceTypeCharacteristic(HomekitTaggedItem taggedItem,
1048             HomekitAccessoryUpdater updater) {
1049         var map = createMapping(taggedItem, InputDeviceTypeEnum.class);
1050         return new InputDeviceTypeCharacteristic(() -> getEnumFromItem(taggedItem, map, InputDeviceTypeEnum.OTHER),
1051                 getSubscriber(taggedItem, INPUT_DEVICE_TYPE, updater),
1052                 getUnsubscriber(taggedItem, INPUT_DEVICE_TYPE, updater));
1053     }
1054
1055     private static InputSourceTypeCharacteristic createInputSourceTypeCharacteristic(HomekitTaggedItem taggedItem,
1056             HomekitAccessoryUpdater updater) {
1057         var map = createMapping(taggedItem, InputSourceTypeEnum.class);
1058         return new InputSourceTypeCharacteristic(() -> getEnumFromItem(taggedItem, map, InputSourceTypeEnum.OTHER),
1059                 getSubscriber(taggedItem, INPUT_SOURCE_TYPE, updater),
1060                 getUnsubscriber(taggedItem, INPUT_SOURCE_TYPE, updater));
1061     }
1062
1063     private static IsConfiguredCharacteristic createIsConfiguredCharacteristic(HomekitTaggedItem taggedItem,
1064             HomekitAccessoryUpdater updater) {
1065         var map = createMapping(taggedItem, IsConfiguredEnum.class);
1066         return new IsConfiguredCharacteristic(() -> getEnumFromItem(taggedItem, map, IsConfiguredEnum.NOT_CONFIGURED),
1067                 (value) -> setValueFromEnum(taggedItem, value, map), getSubscriber(taggedItem, CONFIGURED, updater),
1068                 getUnsubscriber(taggedItem, CONFIGURED, updater));
1069     }
1070
1071     private static LockPhysicalControlsCharacteristic createLockPhysicalControlsCharacteristic(
1072             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1073         var map = createMapping(taggedItem, LockPhysicalControlsEnum.class);
1074         return new LockPhysicalControlsCharacteristic(
1075                 () -> getEnumFromItem(taggedItem, map, LockPhysicalControlsEnum.CONTROL_LOCK_DISABLED),
1076                 (value) -> setValueFromEnum(taggedItem, value, map), getSubscriber(taggedItem, LOCK_CONTROL, updater),
1077                 getUnsubscriber(taggedItem, LOCK_CONTROL, updater));
1078     }
1079
1080     private static ManufacturerCharacteristic createManufacturerCharacteristic(HomekitTaggedItem taggedItem,
1081             HomekitAccessoryUpdater updater) {
1082         return new ManufacturerCharacteristic(() -> {
1083             final State state = taggedItem.getItem().getState();
1084             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
1085         });
1086     }
1087
1088     private static ModelCharacteristic createModelCharacteristic(HomekitTaggedItem taggedItem,
1089             HomekitAccessoryUpdater updater) {
1090         return new ModelCharacteristic(() -> {
1091             final State state = taggedItem.getItem().getState();
1092             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
1093         });
1094     }
1095
1096     private static MuteCharacteristic createMuteCharacteristic(HomekitTaggedItem taggedItem,
1097             HomekitAccessoryUpdater updater) {
1098         BooleanItemReader muteReader = new BooleanItemReader(taggedItem.getItem(),
1099                 OnOffType.from(!taggedItem.isInverted()),
1100                 taggedItem.isInverted() ? OpenClosedType.CLOSED : OpenClosedType.OPEN);
1101         return new MuteCharacteristic(() -> CompletableFuture.completedFuture(muteReader.getValue()),
1102                 (value) -> taggedItem.send(OnOffType.from(value)), getSubscriber(taggedItem, MUTE, updater),
1103                 getUnsubscriber(taggedItem, MUTE, updater));
1104     }
1105
1106     private static NameCharacteristic createNameCharacteristic(HomekitTaggedItem taggedItem,
1107             HomekitAccessoryUpdater updater) {
1108         return new NameCharacteristic(() -> {
1109             final State state = taggedItem.getItem().getState();
1110             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
1111         });
1112     }
1113
1114     private static NitrogenDioxideDensityCharacteristic createNitrogenDioxideDensityCharacteristic(
1115             final HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1116         return new NitrogenDioxideDensityCharacteristic(
1117                 getDoubleSupplier(taggedItem,
1118                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1119                                 NitrogenDioxideDensityCharacteristic.DEFAULT_MIN_VALUE)),
1120                 getSubscriber(taggedItem, NITROGEN_DIOXIDE_DENSITY, updater),
1121                 getUnsubscriber(taggedItem, NITROGEN_DIOXIDE_DENSITY, updater));
1122     }
1123
1124     private static ObstructionDetectedCharacteristic createObstructionDetectedCharacteristic(
1125             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1126         return new ObstructionDetectedCharacteristic(
1127                 () -> CompletableFuture.completedFuture(taggedItem.getItem().getState() == OnOffType.ON
1128                         || taggedItem.getItem().getState() == OpenClosedType.OPEN),
1129                 getSubscriber(taggedItem, OBSTRUCTION_STATUS, updater),
1130                 getUnsubscriber(taggedItem, OBSTRUCTION_STATUS, updater));
1131     }
1132
1133     private static OzoneDensityCharacteristic createOzoneDensityCharacteristic(final HomekitTaggedItem taggedItem,
1134             HomekitAccessoryUpdater updater) {
1135         return new OzoneDensityCharacteristic(
1136                 getDoubleSupplier(taggedItem,
1137                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1138                                 OzoneDensityCharacteristic.DEFAULT_MIN_VALUE)),
1139                 getSubscriber(taggedItem, OZONE_DENSITY, updater), getUnsubscriber(taggedItem, OZONE_DENSITY, updater));
1140     }
1141
1142     private static PM10DensityCharacteristic createPM10DensityCharacteristic(final HomekitTaggedItem taggedItem,
1143             HomekitAccessoryUpdater updater) {
1144         return new PM10DensityCharacteristic(
1145                 getDoubleSupplier(taggedItem,
1146                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1147                                 PM10DensityCharacteristic.DEFAULT_MIN_VALUE)),
1148                 getSubscriber(taggedItem, PM10_DENSITY, updater), getUnsubscriber(taggedItem, PM10_DENSITY, updater));
1149     }
1150
1151     private static PM25DensityCharacteristic createPM25DensityCharacteristic(final HomekitTaggedItem taggedItem,
1152             HomekitAccessoryUpdater updater) {
1153         return new PM25DensityCharacteristic(
1154                 getDoubleSupplier(taggedItem,
1155                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1156                                 PM25DensityCharacteristic.DEFAULT_MIN_VALUE)),
1157                 getSubscriber(taggedItem, PM25_DENSITY, updater), getUnsubscriber(taggedItem, PM25_DENSITY, updater));
1158     }
1159
1160     private static CurrentRelativeHumidityCharacteristic createRelativeHumidityCharacteristic(
1161             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1162         return new CurrentRelativeHumidityCharacteristic(getDoubleSupplier(taggedItem, 0.0),
1163                 getSubscriber(taggedItem, RELATIVE_HUMIDITY, updater),
1164                 getUnsubscriber(taggedItem, RELATIVE_HUMIDITY, updater));
1165     }
1166
1167     private static PictureModeCharacteristic createPictureModeCharacteristic(HomekitTaggedItem taggedItem,
1168             HomekitAccessoryUpdater updater) {
1169         var map = createMapping(taggedItem, PictureModeEnum.class);
1170         return new PictureModeCharacteristic(() -> getEnumFromItem(taggedItem, map, PictureModeEnum.OTHER),
1171                 (value) -> setValueFromEnum(taggedItem, value, map), getSubscriber(taggedItem, PICTURE_MODE, updater),
1172                 getUnsubscriber(taggedItem, PICTURE_MODE, updater));
1173     }
1174
1175     private static PowerModeCharacteristic createPowerModeCharacteristic(HomekitTaggedItem taggedItem,
1176             HomekitAccessoryUpdater updater) {
1177         var map = createMapping(taggedItem, PowerModeEnum.class, true);
1178         return new PowerModeCharacteristic((value) -> setValueFromEnum(taggedItem, value, map));
1179     }
1180
1181     // this characteristic is unique in a few ways, so we can't use the "normal" helpers:
1182     // * you don't return a "current" value, just the value of the most recent event
1183     // * NULL/invalid values are very much expected, and should silently _not_ trigger an event
1184     // * every update to the item should trigger an event, not just changes
1185
1186     private static ProgrammableSwitchEventCharacteristic createProgrammableSwitchEventCharacteristic(
1187             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1188         // have to build the map custom, since SINGLE_PRESS starts at 0
1189         Map<ProgrammableSwitchEnum, String> map = new EnumMap(ProgrammableSwitchEnum.class);
1190         List<ProgrammableSwitchEnum> validValues = new ArrayList<>();
1191
1192         if (taggedItem.getBaseItem().getAcceptedDataTypes().contains(OnOffType.class)) {
1193             map.put(ProgrammableSwitchEnum.SINGLE_PRESS, OnOffType.ON.toString());
1194             validValues.add(ProgrammableSwitchEnum.SINGLE_PRESS);
1195         } else if (taggedItem.getBaseItem().getAcceptedDataTypes().contains(OpenClosedType.class)) {
1196             map.put(ProgrammableSwitchEnum.SINGLE_PRESS, OpenClosedType.OPEN.toString());
1197             validValues.add(ProgrammableSwitchEnum.SINGLE_PRESS);
1198         } else {
1199             map = createMapping(taggedItem, ProgrammableSwitchEnum.class, validValues, false);
1200         }
1201
1202         var helper = new ProgrammableSwitchEventCharacteristicHelper(taggedItem, updater, map);
1203
1204         return new ProgrammableSwitchEventCharacteristic(validValues.toArray(new ProgrammableSwitchEnum[0]),
1205                 helper::getValue, helper::subscribe, getUnsubscriber(taggedItem, PROGRAMMABLE_SWITCH_EVENT, updater));
1206     }
1207
1208     private static class ProgrammableSwitchEventCharacteristicHelper {
1209         private @Nullable ProgrammableSwitchEnum lastValue = null;
1210         private final HomekitTaggedItem taggedItem;
1211         private final Map<ProgrammableSwitchEnum, String> map;
1212         private final HomekitAccessoryUpdater updater;
1213
1214         ProgrammableSwitchEventCharacteristicHelper(HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater,
1215                 Map<ProgrammableSwitchEnum, String> map) {
1216             this.taggedItem = taggedItem;
1217             this.map = map;
1218             this.updater = updater;
1219         }
1220
1221         public CompletableFuture<ProgrammableSwitchEnum> getValue() {
1222             return CompletableFuture.completedFuture(lastValue);
1223         }
1224
1225         public void subscribe(HomekitCharacteristicChangeCallback cb) {
1226             updater.subscribeToUpdates((GenericItem) taggedItem.getItem(), PROGRAMMABLE_SWITCH_EVENT.getTag(),
1227                     state -> {
1228                         // perform inversion here, so logic below only needs to deal with the
1229                         // canonical style
1230                         if (state instanceof OnOffType && taggedItem.isInverted()) {
1231                             if (state.equals(OnOffType.ON)) {
1232                                 state = OnOffType.OFF;
1233                             } else {
1234                                 state = OnOffType.ON;
1235                             }
1236                         } else if (state instanceof OpenClosedType && taggedItem.isInverted()) {
1237                             if (state.equals(OpenClosedType.OPEN)) {
1238                                 state = OpenClosedType.CLOSED;
1239                             } else {
1240                                 state = OpenClosedType.OPEN;
1241                             }
1242                         }
1243                         // if "not pressed", don't send an event
1244                         if (state instanceof UnDefType || (state instanceof OnOffType && state.equals(OnOffType.OFF))
1245                                 || (state instanceof OpenClosedType && state.equals(OpenClosedType.CLOSED))) {
1246                             lastValue = null;
1247                             return;
1248                         }
1249                         lastValue = getKeyFromMapping(taggedItem, state, map, ProgrammableSwitchEnum.SINGLE_PRESS);
1250                         cb.changed();
1251                     });
1252         }
1253     }
1254
1255     private static RemainingDurationCharacteristic createRemainingDurationCharacteristic(HomekitTaggedItem taggedItem,
1256             HomekitAccessoryUpdater updater) {
1257         return new RemainingDurationCharacteristic(getIntSupplier(taggedItem, 0),
1258                 getSubscriber(taggedItem, REMAINING_DURATION, updater),
1259                 getUnsubscriber(taggedItem, REMAINING_DURATION, updater));
1260     }
1261
1262     private static RemoteKeyCharacteristic createRemoteKeyCharacteristic(HomekitTaggedItem taggedItem,
1263             HomekitAccessoryUpdater updater) {
1264         var map = createMapping(taggedItem, RemoteKeyEnum.class);
1265         return new RemoteKeyCharacteristic((value) -> setValueFromEnum(taggedItem, value, map));
1266     }
1267
1268     private static RotationDirectionCharacteristic createRotationDirectionCharacteristic(HomekitTaggedItem taggedItem,
1269             HomekitAccessoryUpdater updater) {
1270         var map = createMapping(taggedItem, RotationDirectionEnum.class);
1271         return new RotationDirectionCharacteristic(
1272                 () -> getEnumFromItem(taggedItem, map, RotationDirectionEnum.CLOCKWISE),
1273                 (value) -> setValueFromEnum(taggedItem, value, map),
1274                 getSubscriber(taggedItem, ROTATION_DIRECTION, updater),
1275                 getUnsubscriber(taggedItem, ROTATION_DIRECTION, updater));
1276     }
1277
1278     private static RotationSpeedCharacteristic createRotationSpeedCharacteristic(HomekitTaggedItem item,
1279             HomekitAccessoryUpdater updater) {
1280         return new RotationSpeedCharacteristic(
1281                 item.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1282                         RotationSpeedCharacteristic.DEFAULT_MIN_VALUE),
1283                 item.getConfigurationAsDouble(HomekitTaggedItem.MAX_VALUE,
1284                         RotationSpeedCharacteristic.DEFAULT_MAX_VALUE),
1285                 item.getConfigurationAsDouble(HomekitTaggedItem.STEP, RotationSpeedCharacteristic.DEFAULT_STEP),
1286                 getDoubleSupplier(item, 0), setDoubleConsumer(item), getSubscriber(item, ROTATION_SPEED, updater),
1287                 getUnsubscriber(item, ROTATION_SPEED, updater));
1288     }
1289
1290     private static SaturationCharacteristic createSaturationCharacteristic(HomekitTaggedItem taggedItem,
1291             HomekitAccessoryUpdater updater) {
1292         return new SaturationCharacteristic(() -> {
1293             double value = 0.0;
1294             State state = taggedItem.getItem().getState();
1295             if (state instanceof HSBType stateAsHSBType) {
1296                 value = stateAsHSBType.getSaturation().doubleValue();
1297             } else if (state instanceof PercentType stateAsPercentType) {
1298                 value = stateAsPercentType.doubleValue();
1299             }
1300             return CompletableFuture.completedFuture(value);
1301         }, (saturation) -> {
1302             if (taggedItem.getBaseItem() instanceof ColorItem) {
1303                 taggedItem.sendCommandProxy(HomekitCommandType.SATURATION_COMMAND,
1304                         new PercentType(saturation.intValue()));
1305             } else {
1306                 LOGGER.warn("Item type {} is not supported for {}. Only Color type is supported.",
1307                         taggedItem.getBaseItem().getType(), taggedItem.getName());
1308             }
1309         }, getSubscriber(taggedItem, SATURATION, updater), getUnsubscriber(taggedItem, SATURATION, updater));
1310     }
1311
1312     private static SerialNumberCharacteristic createSerialNumberCharacteristic(HomekitTaggedItem taggedItem,
1313             HomekitAccessoryUpdater updater) {
1314         return new SerialNumberCharacteristic(() -> {
1315             final State state = taggedItem.getItem().getState();
1316             return CompletableFuture.completedFuture(state instanceof UnDefType ? "" : state.toString());
1317         });
1318     }
1319
1320     private static SleepDiscoveryModeCharacteristic createSleepDiscoveryModeCharacteristic(HomekitTaggedItem taggedItem,
1321             HomekitAccessoryUpdater updater) {
1322         var map = createMapping(taggedItem, SleepDiscoveryModeEnum.class);
1323         return new SleepDiscoveryModeCharacteristic(
1324                 () -> getEnumFromItem(taggedItem, map, SleepDiscoveryModeEnum.ALWAYS_DISCOVERABLE),
1325                 getSubscriber(taggedItem, SLEEP_DISCOVERY_MODE, updater),
1326                 getUnsubscriber(taggedItem, SLEEP_DISCOVERY_MODE, updater));
1327     }
1328
1329     private static StatusActiveCharacteristic createStatusActiveCharacteristic(HomekitTaggedItem taggedItem,
1330             HomekitAccessoryUpdater updater) {
1331         return new StatusActiveCharacteristic(
1332                 () -> CompletableFuture.completedFuture(taggedItem.getItem().getState() == OnOffType.ON
1333                         || taggedItem.getItem().getState() == OpenClosedType.OPEN),
1334                 getSubscriber(taggedItem, ACTIVE_STATUS, updater), getUnsubscriber(taggedItem, ACTIVE_STATUS, updater));
1335     }
1336
1337     private static StatusFaultCharacteristic createStatusFaultCharacteristic(HomekitTaggedItem taggedItem,
1338             HomekitAccessoryUpdater updater) {
1339         var map = createMapping(taggedItem, StatusFaultEnum.class);
1340         return new StatusFaultCharacteristic(() -> getEnumFromItem(taggedItem, map, StatusFaultEnum.NO_FAULT),
1341                 getSubscriber(taggedItem, FAULT_STATUS, updater), getUnsubscriber(taggedItem, FAULT_STATUS, updater));
1342     }
1343
1344     private static StatusLowBatteryCharacteristic createStatusLowBatteryCharacteristic(HomekitTaggedItem taggedItem,
1345             HomekitAccessoryUpdater updater) {
1346         BigDecimal lowThreshold = taggedItem.getConfiguration(HomekitTaggedItem.BATTERY_LOW_THRESHOLD,
1347                 BigDecimal.valueOf(20));
1348         BooleanItemReader lowBatteryReader = new BooleanItemReader(taggedItem.getItem(),
1349                 OnOffType.from(!taggedItem.isInverted()),
1350                 taggedItem.isInverted() ? OpenClosedType.CLOSED : OpenClosedType.OPEN, lowThreshold, true);
1351         return new StatusLowBatteryCharacteristic(
1352                 () -> CompletableFuture.completedFuture(
1353                         lowBatteryReader.getValue() ? StatusLowBatteryEnum.LOW : StatusLowBatteryEnum.NORMAL),
1354                 getSubscriber(taggedItem, BATTERY_LOW_STATUS, updater),
1355                 getUnsubscriber(taggedItem, BATTERY_LOW_STATUS, updater));
1356     }
1357
1358     private static StatusTamperedCharacteristic createStatusTamperedCharacteristic(HomekitTaggedItem taggedItem,
1359             HomekitAccessoryUpdater updater) {
1360         var map = createMapping(taggedItem, StatusTamperedEnum.class);
1361         return new StatusTamperedCharacteristic(() -> getEnumFromItem(taggedItem, map, StatusTamperedEnum.NOT_TAMPERED),
1362                 getSubscriber(taggedItem, TAMPERED_STATUS, updater),
1363                 getUnsubscriber(taggedItem, TAMPERED_STATUS, updater));
1364     }
1365
1366     private static SulphurDioxideDensityCharacteristic createSulphurDioxideDensityCharacteristic(
1367             final HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1368         return new SulphurDioxideDensityCharacteristic(
1369                 getDoubleSupplier(taggedItem,
1370                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1371                                 SulphurDioxideDensityCharacteristic.DEFAULT_MIN_VALUE)),
1372                 getSubscriber(taggedItem, SULPHUR_DIOXIDE_DENSITY, updater),
1373                 getUnsubscriber(taggedItem, SULPHUR_DIOXIDE_DENSITY, updater));
1374     }
1375
1376     private static SwingModeCharacteristic createSwingModeCharacteristic(HomekitTaggedItem taggedItem,
1377             HomekitAccessoryUpdater updater) {
1378         var map = createMapping(taggedItem, SwingModeEnum.class);
1379         return new SwingModeCharacteristic(() -> getEnumFromItem(taggedItem, map, SwingModeEnum.SWING_DISABLED),
1380                 (value) -> setValueFromEnum(taggedItem, value, map), getSubscriber(taggedItem, SWING_MODE, updater),
1381                 getUnsubscriber(taggedItem, SWING_MODE, updater));
1382     }
1383
1384     private static TargetDoorStateCharacteristic createTargetDoorStateCharacteristic(HomekitTaggedItem taggedItem,
1385             HomekitAccessoryUpdater updater) {
1386         List<TargetDoorStateEnum> validValues = new ArrayList<>();
1387         var map = createMapping(taggedItem, TargetDoorStateEnum.class, validValues);
1388         return new TargetDoorStateCharacteristic(() -> getEnumFromItem(taggedItem, map, TargetDoorStateEnum.CLOSED),
1389                 (targetState) -> setValueFromEnum(taggedItem, targetState, map),
1390                 getSubscriber(taggedItem, TARGET_DOOR_STATE, updater),
1391                 getUnsubscriber(taggedItem, TARGET_DOOR_STATE, updater));
1392     }
1393
1394     private static TargetFanStateCharacteristic createTargetFanStateCharacteristic(HomekitTaggedItem taggedItem,
1395             HomekitAccessoryUpdater updater) {
1396         var map = createMapping(taggedItem, TargetFanStateEnum.class);
1397         return new TargetFanStateCharacteristic(() -> getEnumFromItem(taggedItem, map, TargetFanStateEnum.AUTO),
1398                 (targetState) -> setValueFromEnum(taggedItem, targetState, map),
1399                 getSubscriber(taggedItem, TARGET_FAN_STATE, updater),
1400                 getUnsubscriber(taggedItem, TARGET_FAN_STATE, updater));
1401     }
1402
1403     private static TargetHeatingCoolingStateCharacteristic createTargetHeatingCoolingStateCharacteristic(
1404             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1405         List<TargetHeatingCoolingStateEnum> validValues = new ArrayList<>();
1406         var map = createMapping(taggedItem, TargetHeatingCoolingStateEnum.class, validValues);
1407         return new TargetHeatingCoolingStateCharacteristic(validValues.toArray(new TargetHeatingCoolingStateEnum[0]),
1408                 () -> getEnumFromItem(taggedItem, map, TargetHeatingCoolingStateEnum.OFF),
1409                 (value) -> setValueFromEnum(taggedItem, value, map),
1410                 getSubscriber(taggedItem, TARGET_HEATING_COOLING_STATE, updater),
1411                 getUnsubscriber(taggedItem, TARGET_HEATING_COOLING_STATE, updater));
1412     }
1413
1414     private static TargetHorizontalTiltAngleCharacteristic createTargetHorizontalTiltAngleCharacteristic(
1415             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1416         return new TargetHorizontalTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0),
1417                 setAngleConsumer(taggedItem), getSubscriber(taggedItem, TARGET_HORIZONTAL_TILT_ANGLE, updater),
1418                 getUnsubscriber(taggedItem, TARGET_HORIZONTAL_TILT_ANGLE, updater));
1419     }
1420
1421     private static TargetMediaStateCharacteristic createTargetMediaStateCharacteristic(HomekitTaggedItem taggedItem,
1422             HomekitAccessoryUpdater updater) {
1423         var map = createMapping(taggedItem, TargetMediaStateEnum.class);
1424         return new TargetMediaStateCharacteristic(() -> getEnumFromItem(taggedItem, map, TargetMediaStateEnum.STOP),
1425                 (value) -> setValueFromEnum(taggedItem, value, map),
1426                 getSubscriber(taggedItem, TARGET_MEDIA_STATE, updater),
1427                 getUnsubscriber(taggedItem, TARGET_MEDIA_STATE, updater));
1428     }
1429
1430     private static TargetRelativeHumidityCharacteristic createTargetRelativeHumidityCharacteristic(
1431             HomekitTaggedItem item, HomekitAccessoryUpdater updater) {
1432         return new TargetRelativeHumidityCharacteristic(getDoubleSupplier(item, 0), setDoubleConsumer(item),
1433                 getSubscriber(item, TARGET_RELATIVE_HUMIDITY, updater),
1434                 getUnsubscriber(item, TARGET_RELATIVE_HUMIDITY, updater));
1435     }
1436
1437     private static TargetTemperatureCharacteristic createTargetTemperatureCharacteristic(HomekitTaggedItem taggedItem,
1438             HomekitAccessoryUpdater updater) {
1439         double minValue = taggedItem
1440                 .getConfigurationAsQuantity(HomekitTaggedItem.MIN_VALUE,
1441                         Objects.requireNonNull(
1442                                 new QuantityType(TargetTemperatureCharacteristic.DEFAULT_MIN_VALUE, SIUnits.CELSIUS)
1443                                         .toUnit(getSystemTemperatureUnit())),
1444                         false)
1445                 .toUnit(SIUnits.CELSIUS).doubleValue();
1446         double maxValue = taggedItem
1447                 .getConfigurationAsQuantity(HomekitTaggedItem.MAX_VALUE,
1448                         Objects.requireNonNull(
1449                                 new QuantityType(TargetTemperatureCharacteristic.DEFAULT_MAX_VALUE, SIUnits.CELSIUS)
1450                                         .toUnit(getSystemTemperatureUnit())),
1451                         false)
1452                 .toUnit(SIUnits.CELSIUS).doubleValue();
1453         double step = taggedItem
1454                 .getConfigurationAsQuantity(HomekitTaggedItem.STEP,
1455                         Objects.requireNonNull(
1456                                 new QuantityType(TargetTemperatureCharacteristic.DEFAULT_STEP, SIUnits.CELSIUS)
1457                                         .toUnit(getSystemTemperatureUnit())),
1458                         true)
1459                 .toUnit(SIUnits.CELSIUS).doubleValue();
1460         return new TargetTemperatureCharacteristic(minValue, maxValue, step,
1461                 getTemperatureSupplier(taggedItem, minValue), setTemperatureConsumer(taggedItem),
1462                 getSubscriber(taggedItem, TARGET_TEMPERATURE, updater),
1463                 getUnsubscriber(taggedItem, TARGET_TEMPERATURE, updater));
1464     }
1465
1466     private static TargetTiltAngleCharacteristic createTargetTiltAngleCharacteristic(HomekitTaggedItem taggedItem,
1467             HomekitAccessoryUpdater updater) {
1468         return new TargetTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0), setAngleConsumer(taggedItem),
1469                 getSubscriber(taggedItem, TARGET_TILT_ANGLE, updater),
1470                 getUnsubscriber(taggedItem, TARGET_TILT_ANGLE, updater));
1471     }
1472
1473     private static TargetVerticalTiltAngleCharacteristic createTargetVerticalTiltAngleCharacteristic(
1474             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1475         return new TargetVerticalTiltAngleCharacteristic(getAngleSupplier(taggedItem, 0), setAngleConsumer(taggedItem),
1476                 getSubscriber(taggedItem, TARGET_HORIZONTAL_TILT_ANGLE, updater),
1477                 getUnsubscriber(taggedItem, TARGET_HORIZONTAL_TILT_ANGLE, updater));
1478     }
1479
1480     private static TargetVisibilityStateCharacteristic createTargetVisibilityStateCharacteristic(
1481             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1482         var map = createMapping(taggedItem, TargetVisibilityStateEnum.class, true);
1483         return new TargetVisibilityStateCharacteristic(
1484                 () -> getEnumFromItem(taggedItem, map, TargetVisibilityStateEnum.HIDDEN),
1485                 (value) -> setValueFromEnum(taggedItem, value, map),
1486                 getSubscriber(taggedItem, TARGET_VISIBILITY_STATE, updater),
1487                 getUnsubscriber(taggedItem, TARGET_VISIBILITY_STATE, updater));
1488     }
1489
1490     private static TemperatureDisplayUnitCharacteristic createTemperatureDisplayUnitCharacteristic(
1491             HomekitTaggedItem taggedItem, HomekitAccessoryUpdater updater) {
1492         var map = createMapping(taggedItem, TemperatureDisplayUnitEnum.class, true);
1493         return new TemperatureDisplayUnitCharacteristic(
1494                 () -> getEnumFromItem(taggedItem, map,
1495                         useFahrenheit() ? TemperatureDisplayUnitEnum.FAHRENHEIT : TemperatureDisplayUnitEnum.CELSIUS),
1496                 (value) -> setValueFromEnum(taggedItem, value, map),
1497                 getSubscriber(taggedItem, TEMPERATURE_UNIT, updater),
1498                 getUnsubscriber(taggedItem, TEMPERATURE_UNIT, updater));
1499     }
1500
1501     private static VOCDensityCharacteristic createVOCDensityCharacteristic(final HomekitTaggedItem taggedItem,
1502             HomekitAccessoryUpdater updater) {
1503         return new VOCDensityCharacteristic(
1504                 taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1505                         VOCDensityCharacteristic.DEFAULT_MIN_VALUE),
1506                 taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MAX_VALUE,
1507                         VOCDensityCharacteristic.DEFAULT_MAX_VALUE),
1508                 taggedItem.getConfigurationAsDouble(HomekitTaggedItem.STEP, VOCDensityCharacteristic.DEFAULT_STEP),
1509                 getDoubleSupplier(taggedItem,
1510                         taggedItem.getConfigurationAsDouble(HomekitTaggedItem.MIN_VALUE,
1511                                 VOCDensityCharacteristic.DEFAULT_MIN_VALUE)),
1512                 getSubscriber(taggedItem, VOC_DENSITY, updater), getUnsubscriber(taggedItem, VOC_DENSITY, updater));
1513     }
1514
1515     private static VolumeCharacteristic createVolumeCharacteristic(HomekitTaggedItem taggedItem,
1516             HomekitAccessoryUpdater updater) {
1517         return new VolumeCharacteristic(getIntSupplier(taggedItem, 0),
1518                 (volume) -> ((NumberItem) taggedItem.getItem()).send(new DecimalType(volume)),
1519                 getSubscriber(taggedItem, DURATION, updater), getUnsubscriber(taggedItem, DURATION, updater));
1520     }
1521
1522     private static VolumeSelectorCharacteristic createVolumeSelectorCharacteristic(HomekitTaggedItem taggedItem,
1523             HomekitAccessoryUpdater updater) {
1524         if (taggedItem.getItem() instanceof DimmerItem) {
1525             return new VolumeSelectorCharacteristic((value) -> taggedItem
1526                     .send(value.equals(VolumeSelectorEnum.INCREMENT) ? IncreaseDecreaseType.INCREASE
1527                             : IncreaseDecreaseType.DECREASE));
1528         } else {
1529             var map = createMapping(taggedItem, VolumeSelectorEnum.class);
1530             return new VolumeSelectorCharacteristic((value) -> setValueFromEnum(taggedItem, value, map));
1531         }
1532     }
1533
1534     private static VolumeControlTypeCharacteristic createVolumeControlTypeCharacteristic(HomekitTaggedItem taggedItem,
1535             HomekitAccessoryUpdater updater) {
1536         var map = createMapping(taggedItem, VolumeControlTypeEnum.class);
1537         return new VolumeControlTypeCharacteristic(() -> getEnumFromItem(taggedItem, map, VolumeControlTypeEnum.NONE),
1538                 getSubscriber(taggedItem, VOLUME_CONTROL_TYPE, updater),
1539                 getUnsubscriber(taggedItem, VOLUME_CONTROL_TYPE, updater));
1540     }
1541 }