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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.mihome.internal.handler;
  14
  15 import static org.openhab.binding.mihome.internal.XiaomiGatewayBindingConstants.CHANNEL_DENSITY;
  16
  17 import java.util.HashMap;
  18 import java.util.Map;
  19
  20 import org.openhab.core.library.types.DecimalType;
  21 import org.openhab.core.thing.Thing;
  22
  23 import com.google.gson.JsonObject;
  24
  25 /**
  26  * Handles the Xiaomi smoke sensor
  27  *
  28  * @author Dieter Schmidt - Initial contribution
  29  */
  30 public class XiaomiSensorSmokeHandler extends XiaomiSensorBaseAlarmHandler {
  31
  32     private static final Map<Integer, String> ALARM_STATUS_MAP = new HashMap<>();
  33
  34     private static final String DENSITY = "density";
  35
  36     static {
  37         ALARM_STATUS_MAP.put(0, "OK");
  38         ALARM_STATUS_MAP.put(1, "Fire alarm");
  39         ALARM_STATUS_MAP.put(2, "Analog alarm");
  40         ALARM_STATUS_MAP.put(8, "Battery fault alarm");
  41         ALARM_STATUS_MAP.put(64, "Sensitivity fault alarm");
  42         ALARM_STATUS_MAP.put(32768, "I2C communication failure");
  43     }
  44
  45     public XiaomiSensorSmokeHandler(Thing thing) {
  46         super(thing);
  47     }
  48
  49     @Override
  50     void parseReport(JsonObject data) {
  51         super.parseReport(data);
  52         if (data.has(DENSITY)) {
  53             Integer density = data.get(DENSITY).getAsInt();
  54             updateState(CHANNEL_DENSITY, new DecimalType(density));
  55         }
  56     }
  57 }