git.basschouten.com Git - openhab-addons.git/blob

   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.rfxcom.internal.messages;
  14
  15 import static org.openhab.binding.rfxcom.internal.RFXComBindingConstants.*;
  16 import static org.openhab.binding.rfxcom.internal.messages.ByteEnumUtil.fromByte;
  17
  18 import org.openhab.binding.rfxcom.internal.config.RFXComDeviceConfiguration;
  19 import org.openhab.binding.rfxcom.internal.exceptions.RFXComException;
  20 import org.openhab.binding.rfxcom.internal.exceptions.RFXComInvalidStateException;
  21 import org.openhab.binding.rfxcom.internal.exceptions.RFXComUnsupportedChannelException;
  22 import org.openhab.binding.rfxcom.internal.exceptions.RFXComUnsupportedValueException;
  23 import org.openhab.binding.rfxcom.internal.handler.DeviceState;
  24 import org.openhab.core.library.types.DecimalType;
  25 import org.openhab.core.types.State;
  26 import org.openhab.core.types.Type;
  27
  28 /**
  29  * RFXCOM data class for Temperature and Rain message.
  30  *
  31  * @author Damien Servant - Initial contribution
  32  * @author Martin van Wingerden - ported to openHAB 2.0
  33  */
  34 public class RFXComTemperatureRainMessage extends RFXComBatteryDeviceMessage<RFXComTemperatureRainMessage.SubType> {
  35
  36     public enum SubType implements ByteEnumWrapper {
  37         WS1200(1);
  38
  39         private final int subType;
  40
  41         SubType(int subType) {
  42             this.subType = subType;
  43         }
  44
  45         @Override
  46         public byte toByte() {
  47             return (byte) subType;
  48         }
  49     }
  50
  51     public SubType subType;
  52     public int sensorId;
  53     public double temperature;
  54     public double rainTotal;
  55
  56     public RFXComTemperatureRainMessage() {
  57         super(PacketType.TEMPERATURE_RAIN);
  58     }
  59
  60     public RFXComTemperatureRainMessage(byte[] data) throws RFXComException {
  61         encodeMessage(data);
  62     }
  63
  64     @Override
  65     public String toString() {
  66         String str = super.toString();
  67         str += ", Sub type = " + subType;
  68         str += ", Device Id = " + sensorId;
  69         str += ", Temperature = " + temperature;
  70         str += ", Rain total = " + rainTotal;
  71         str += ", Signal level = " + signalLevel;
  72         str += ", Battery level = " + batteryLevel;
  73
  74         return str;
  75     }
  76
  77     @Override
  78     public String getDeviceId() {
  79         return String.valueOf(sensorId);
  80     }
  81
  82     @Override
  83     public void encodeMessage(byte[] data) throws RFXComException {
  84         super.encodeMessage(data);
  85
  86         subType = fromByte(SubType.class, super.subType);
  87         sensorId = (data[4] & 0xFF) << 8 | (data[5] & 0xFF);
  88
  89         temperature = ((data[6] & 0x7F) << 8 | (data[7] & 0xFF)) * 0.1;
  90         if ((data[6] & 0x80) != 0) {
  91             temperature = -temperature;
  92         }
  93         rainTotal = ((data[8] & 0xFF) << 8 | (data[9] & 0xFF)) * 0.1;
  94         signalLevel = (byte) ((data[10] & 0xF0) >> 4);
  95         batteryLevel = (byte) (data[10] & 0x0F);
  96     }
  97
  98     @Override
  99     public byte[] decodeMessage() {
 100         byte[] data = new byte[11];
 101
 102         data[0] = (byte) (data.length - 1);
 103         data[1] = RFXComBaseMessage.PacketType.TEMPERATURE_RAIN.toByte();
 104         data[2] = subType.toByte();
 105         data[3] = seqNbr;
 106         data[4] = (byte) ((sensorId & 0xFF00) >> 8);
 107         data[5] = (byte) (sensorId & 0x00FF);
 108
 109         short temp = (short) Math.abs(temperature * 10);
 110         data[6] = (byte) ((temp >> 8) & 0xFF);
 111         data[7] = (byte) (temp & 0xFF);
 112         if (temperature < 0) {
 113             data[6] |= 0x80;
 114         }
 115
 116         short rainT = (short) Math.abs(rainTotal * 10);
 117         data[8] = (byte) ((rainT >> 8) & 0xFF);
 118         data[9] = (byte) (rainT & 0xFF);
 119         data[10] = (byte) (((signalLevel & 0x0F) << 4) | (batteryLevel & 0x0F));
 120
 121         return data;
 122     }
 123
 124     @Override
 125     public State convertToState(String channelId, RFXComDeviceConfiguration config, DeviceState deviceState)
 126             throws RFXComUnsupportedChannelException, RFXComInvalidStateException {
 127         switch (channelId) {
 128             case CHANNEL_TEMPERATURE:
 129                 return new DecimalType(temperature);
 130
 131             case CHANNEL_RAIN_TOTAL:
 132                 return new DecimalType(rainTotal);
 133
 134             default:
 135                 return super.convertToState(channelId, config, deviceState);
 136         }
 137     }
 138
 139     @Override
 140     public void convertFromState(String channelId, Type type) {
 141         throw new UnsupportedOperationException();
 142     }
 143
 144     @Override
 145     public SubType convertSubType(String subType) throws RFXComUnsupportedValueException {
 146         return ByteEnumUtil.convertSubType(SubType.class, subType);
 147     }
 148
 149     @Override
 150     public void setSubType(SubType subType) {
 151         throw new UnsupportedOperationException();
 152     }
 153
 154     @Override
 155     public void setDeviceId(String deviceId) {
 156         throw new UnsupportedOperationException();
 157     }
 158 }