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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.touchwand.internal.dto;
  14
  15 import java.lang.reflect.Type;
  16 import java.util.Map.Entry;
  17
  18 import org.openhab.binding.touchwand.internal.dto.TouchWandAlarmSensorCurrentStatus.Alarm;
  19 import org.openhab.binding.touchwand.internal.dto.TouchWandAlarmSensorCurrentStatus.BinarySensor;
  20
  21 import com.google.gson.Gson;
  22 import com.google.gson.GsonBuilder;
  23 import com.google.gson.JsonDeserializationContext;
  24 import com.google.gson.JsonDeserializer;
  25 import com.google.gson.JsonElement;
  26 import com.google.gson.JsonObject;
  27 import com.google.gson.JsonParseException;
  28
  29 /**
  30  * The {@link AlarmSensorUnitDataDeserializer} implements AlarmSensorUnitData unit
  31  * Json De-serializer.
  32  *
  33  * @author Roie Geron - Initial contribution
  34  */
  35 public class AlarmSensorUnitDataDeserializer implements JsonDeserializer<TouchWandUnitDataAlarmSensor> {
  36
  37     static final Gson gson = new Gson();
  38     static GsonBuilder builder = new GsonBuilder();
  39
  40     @Override
  41     public TouchWandUnitDataAlarmSensor deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
  42             throws JsonParseException {
  43
  44         TouchWandUnitDataAlarmSensor touchWandUnitDataAlarmSensor = new TouchWandUnitDataAlarmSensor();
  45
  46         JsonObject jsonObject = json.getAsJsonObject();
  47         touchWandUnitDataAlarmSensor.setId(jsonObject.get("id").getAsInt());
  48         touchWandUnitDataAlarmSensor.setName(jsonObject.get("name").getAsString());
  49         touchWandUnitDataAlarmSensor.setConnectivity(jsonObject.get("connectivity").getAsString());
  50         touchWandUnitDataAlarmSensor.setType(jsonObject.get("type").getAsString());
  51         touchWandUnitDataAlarmSensor.setHasBattery(jsonObject.get("hasBattery").getAsBoolean());
  52         JsonElement powerMeterElement = jsonObject.get("hasPowerMeter");
  53         if (powerMeterElement != null && !powerMeterElement.isJsonNull()) {
  54             touchWandUnitDataAlarmSensor.setHasPowerMeter(powerMeterElement.getAsBoolean());
  55         } else {
  56             touchWandUnitDataAlarmSensor.setHasPowerMeter(false);
  57         }
  58
  59         JsonElement status = jsonObject.get("status");
  60         if (status != null && !status.isJsonNull()) { // Sometimes status is null
  61             touchWandUnitDataAlarmSensor.setStatus(jsonObject.get("status").getAsString());
  62         }
  63
  64         JsonObject currentStatusObj = builder.create().fromJson(jsonObject.get("currStatus").getAsJsonObject(),
  65                 JsonObject.class);
  66
  67         if (currentStatusObj != null) {
  68
  69             TouchWandAlarmSensorCurrentStatus touchWandUnitDataAlarmSensorCurrentStatus = touchWandUnitDataAlarmSensor
  70                     .getCurrStatus();
  71
  72             for (Entry<String, JsonElement> entry : currentStatusObj.entrySet()) {
  73                 String key = entry.getKey();
  74                 String splits[] = key.split("_"); // the key is xxxx_n where xxx is sensor type and n is
  75                 String keyName = splits[0];
  76                 int index = 0;
  77
  78                 if (splits.length > 1 && !splits[1].isEmpty()) {
  79                     try {
  80                         index = Integer.parseInt(splits[1]);
  81                     } catch (final NumberFormatException e) {
  82                         index = 0;
  83                     }
  84                 }
  85
  86                 switch (keyName) {
  87                     case "batt":
  88                         touchWandUnitDataAlarmSensorCurrentStatus.setBatt(entry.getValue().getAsInt());
  89                         break;
  90                     case "alarm":
  91                         Alarm alarm = gson.fromJson(entry.getValue().getAsJsonObject(), Alarm.class);
  92                         TouchWandAlarmSensorCurrentStatus.AlarmEvent alarmEvent = new TouchWandAlarmSensorCurrentStatus.AlarmEvent();
  93                         if (alarm != null) {
  94                             alarmEvent.alarm = alarm;
  95                             alarmEvent.alarmType = index;
  96                         }
  97                         touchWandUnitDataAlarmSensor.getCurrStatus().getAlarmsStatus().add(alarmEvent);
  98                         break;
  99                     case "sensor":
 100                         TouchWandAlarmSensorCurrentStatus.Sensor sensor = new TouchWandAlarmSensorCurrentStatus.Sensor();
 101                         sensor.value = entry.getValue().getAsFloat();
 102                         sensor.type = index;
 103                         touchWandUnitDataAlarmSensor.getCurrStatus().getSensorsStatus().add(sensor);
 104                         break;
 105                     case "bsensor":
 106                         BinarySensor bsensor = gson.fromJson(entry.getValue().getAsJsonObject(), BinarySensor.class);
 107                         TouchWandAlarmSensorCurrentStatus.BinarySensorEvent bsensorevent = new TouchWandAlarmSensorCurrentStatus.BinarySensorEvent();
 108                         if (bsensor != null) {
 109                             bsensorevent.sensor = bsensor;
 110                             bsensorevent.sensorType = index;
 111                         }
 112                         touchWandUnitDataAlarmSensor.getCurrStatus().getbSensorsStatus().add(bsensorevent);
 113                         break;
 114                     default:
 115                         break;
 116                 }
 117             }
 118         }
 119         return touchWandUnitDataAlarmSensor;
 120     }
 121 }