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   1 /**
   2  * Copyright (c) 2010-2022 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.bluetooth.airthings.internal;
  14
  15 import java.math.BigInteger;
  16 import java.util.Set;
  17
  18 import javax.measure.Unit;
  19 import javax.measure.quantity.Dimensionless;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.openhab.binding.bluetooth.BluetoothBindingConstants;
  23 import org.openhab.core.library.dimension.Density;
  24 import org.openhab.core.library.unit.SIUnits;
  25 import org.openhab.core.library.unit.Units;
  26 import org.openhab.core.thing.ThingTypeUID;
  27
  28 import tech.units.indriya.format.SimpleUnitFormat;
  29 import tech.units.indriya.function.MultiplyConverter;
  30 import tech.units.indriya.unit.ProductUnit;
  31 import tech.units.indriya.unit.TransformedUnit;
  32
  33 /**
  34  * The {@link AirthingsBindingConstants} class defines common constants, which are
  35  * used across the whole binding.
  36  *
  37  * @author Pauli Anttila - Initial contribution
  38  * @author Kai Kreuzer - Added Airthings Wave Mini support
  39  * @author Davy Wong - Added Airthings Wave Gen 1 support
  40  */
  41 @NonNullByDefault
  42 public class AirthingsBindingConstants {
  43
  44     // List of all Thing Type UIDs
  45     public static final ThingTypeUID THING_TYPE_AIRTHINGS_WAVE_PLUS = new ThingTypeUID(
  46             BluetoothBindingConstants.BINDING_ID, "airthings_wave_plus");
  47     public static final ThingTypeUID THING_TYPE_AIRTHINGS_WAVE_MINI = new ThingTypeUID(
  48             BluetoothBindingConstants.BINDING_ID, "airthings_wave_mini");
  49     public static final ThingTypeUID THING_TYPE_AIRTHINGS_WAVE_GEN1 = new ThingTypeUID(
  50             BluetoothBindingConstants.BINDING_ID, "airthings_wave_gen1");
  51
  52     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Set.of(THING_TYPE_AIRTHINGS_WAVE_PLUS,
  53             THING_TYPE_AIRTHINGS_WAVE_MINI, THING_TYPE_AIRTHINGS_WAVE_GEN1);
  54
  55     // Channel IDs
  56     public static final String CHANNEL_ID_HUMIDITY = "humidity";
  57     public static final String CHANNEL_ID_TEMPERATURE = "temperature";
  58     public static final String CHANNEL_ID_PRESSURE = "pressure";
  59     public static final String CHANNEL_ID_CO2 = "co2";
  60     public static final String CHANNEL_ID_TVOC = "tvoc";
  61     public static final String CHANNEL_ID_RADON_ST_AVG = "radon_st_avg";
  62     public static final String CHANNEL_ID_RADON_LT_AVG = "radon_lt_avg";
  63
  64     public static final Unit<Dimensionless> PARTS_PER_BILLION = new TransformedUnit<>(Units.ONE,
  65             MultiplyConverter.ofRational(BigInteger.ONE, BigInteger.valueOf(1000000000)));
  66     public static final Unit<Density> BECQUEREL_PER_CUBIC_METRE = new ProductUnit<>(
  67             Units.BECQUEREL.divide(SIUnits.CUBIC_METRE));
  68
  69     static {
  70         SimpleUnitFormat.getInstance().label(PARTS_PER_BILLION, "ppb");
  71         SimpleUnitFormat.getInstance().label(BECQUEREL_PER_CUBIC_METRE, "Bq/m³");
  72     }
  73 }