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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         TouchWandUnitDataAlarmSensor touchWandUnitDataAlarmSensor = new TouchWandUnitDataAlarmSensor();
  44
  45         JsonObject jsonObject = json.getAsJsonObject();
  46         touchWandUnitDataAlarmSensor.setId(jsonObject.get("id").getAsInt());
  47         touchWandUnitDataAlarmSensor.setName(jsonObject.get("name").getAsString());
  48         touchWandUnitDataAlarmSensor.setConnectivity(jsonObject.get("connectivity").getAsString());
  49         touchWandUnitDataAlarmSensor.setType(jsonObject.get("type").getAsString());
  50         touchWandUnitDataAlarmSensor.setHasBattery(jsonObject.get("hasBattery").getAsBoolean());
  51         JsonElement powerMeterElement = jsonObject.get("hasPowerMeter");
  52         if (powerMeterElement != null && !powerMeterElement.isJsonNull()) {
  53             touchWandUnitDataAlarmSensor.setHasPowerMeter(powerMeterElement.getAsBoolean());
  54         } else {
  55             touchWandUnitDataAlarmSensor.setHasPowerMeter(false);
  56         }
  57
  58         JsonElement status = jsonObject.get("status");
  59         if (status != null && !status.isJsonNull()) { // Sometimes status is null
  60             touchWandUnitDataAlarmSensor.setStatus(jsonObject.get("status").getAsString());
  61         }
  62
  63         JsonObject currentStatusObj = builder.create().fromJson(jsonObject.get("currStatus").getAsJsonObject(),
  64                 JsonObject.class);
  65
  66         if (currentStatusObj != null) {
  67             TouchWandAlarmSensorCurrentStatus touchWandUnitDataAlarmSensorCurrentStatus = touchWandUnitDataAlarmSensor
  68                     .getCurrStatus();
  69
  70             for (Entry<String, JsonElement> entry : currentStatusObj.entrySet()) {
  71                 String key = entry.getKey();
  72                 String[] splits = key.split("_"); // the key is xxxx_n where xxx is sensor type and n is
  73                 String keyName = splits[0];
  74                 int index = 0;
  75
  76                 if (splits.length > 1 && !splits[1].isEmpty()) {
  77                     try {
  78                         index = Integer.parseInt(splits[1]);
  79                     } catch (final NumberFormatException e) {
  80                         index = 0;
  81                     }
  82                 }
  83
  84                 switch (keyName) {
  85                     case "batt":
  86                         touchWandUnitDataAlarmSensorCurrentStatus.setBatt(entry.getValue().getAsInt());
  87                         break;
  88                     case "alarm":
  89                         Alarm alarm = gson.fromJson(entry.getValue().getAsJsonObject(), Alarm.class);
  90                         TouchWandAlarmSensorCurrentStatus.AlarmEvent alarmEvent = new TouchWandAlarmSensorCurrentStatus.AlarmEvent();
  91                         if (alarm != null) {
  92                             alarmEvent.alarm = alarm;
  93                             alarmEvent.alarmType = index;
  94                         }
  95                         touchWandUnitDataAlarmSensor.getCurrStatus().getAlarmsStatus().add(alarmEvent);
  96                         break;
  97                     case "sensor":
  98                         TouchWandAlarmSensorCurrentStatus.Sensor sensor = new TouchWandAlarmSensorCurrentStatus.Sensor();
  99                         sensor.value = entry.getValue().getAsFloat();
 100                         sensor.type = index;
 101                         touchWandUnitDataAlarmSensor.getCurrStatus().getSensorsStatus().add(sensor);
 102                         break;
 103                     case "bsensor":
 104                         BinarySensor bsensor = gson.fromJson(entry.getValue().getAsJsonObject(), BinarySensor.class);
 105                         TouchWandAlarmSensorCurrentStatus.BinarySensorEvent bsensorevent = new TouchWandAlarmSensorCurrentStatus.BinarySensorEvent();
 106                         if (bsensor != null) {
 107                             bsensorevent.sensor = bsensor;
 108                             bsensorevent.sensorType = index;
 109                         }
 110                         touchWandUnitDataAlarmSensor.getCurrStatus().getbSensorsStatus().add(bsensorevent);
 111                         break;
 112                     default:
 113                         break;
 114                 }
 115             }
 116         }
 117         return touchWandUnitDataAlarmSensor;
 118     }
 119 }