2 * Copyright (c) 2010-2022 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.binding.netatmo.internal.handler.channelhelper;
15 import static org.openhab.binding.netatmo.internal.NetatmoBindingConstants.*;
16 import static org.openhab.binding.netatmo.internal.utils.ChannelTypeUtils.toQuantityType;
18 import org.eclipse.jdt.annotation.NonNullByDefault;
19 import org.eclipse.jdt.annotation.Nullable;
20 import org.openhab.binding.netatmo.internal.api.dto.NAThing;
21 import org.openhab.core.config.core.Configuration;
22 import org.openhab.core.library.types.DecimalType;
23 import org.openhab.core.library.unit.Units;
24 import org.openhab.core.types.State;
27 * The {@link SignalChannelHelper} handles specific behavior of WIFI or RF devices and modules
29 * @author Gaƫl L'hopital - Initial contribution
33 public class SignalChannelHelper extends ChannelHelper {
35 public SignalChannelHelper() {
40 protected @Nullable State internalGetProperty(String channelId, NAThing naThing, Configuration config) {
41 int status = naThing.getRadioStatus();
44 case CHANNEL_SIGNAL_STRENGTH:
45 return new DecimalType(getSignalStrength(status, naThing.getType().getSignalLevels()));
47 return toQuantityType(status, Units.DECIBEL_MILLIWATTS);
53 private int getSignalStrength(int signalLevel, int[] levels) {
55 for (level = 0; level < levels.length; level++) {
56 if (signalLevel > levels[level]) {