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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.plugwise.internal.protocol;
  14
  15 import static java.time.ZoneOffset.UTC;
  16 import static org.openhab.binding.plugwise.internal.protocol.field.MessageType.CLOCK_GET_RESPONSE;
  17
  18 import java.time.ZoneId;
  19 import java.time.ZonedDateTime;
  20 import java.time.format.DateTimeFormatter;
  21 import java.util.regex.Matcher;
  22 import java.util.regex.Pattern;
  23
  24 import org.openhab.binding.plugwise.internal.protocol.field.MACAddress;
  25
  26 /**
  27  * Contains the current clock value of a device. This message is the response of a {@link ClockGetRequestMessage}. Not
  28  * all response fields have been reverse engineered.
  29  *
  30  * @author Wouter Born, Karel Goderis - Initial contribution
  31  */
  32 public class ClockGetResponseMessage extends Message {
  33
  34     private static final Pattern PAYLOAD_PATTERN = Pattern
  35             .compile("(\\w{16})(\\w{2})(\\w{2})(\\w{2})(\\w{2})(\\w{2})(\\w{2})(\\w{2})");
  36
  37     private int hour;
  38     private int minutes;
  39     private int seconds;
  40     private int weekday;
  41
  42     public ClockGetResponseMessage(int sequenceNumber, String payload) {
  43         super(CLOCK_GET_RESPONSE, sequenceNumber, payload);
  44     }
  45
  46     public int getHour() {
  47         return hour;
  48     }
  49
  50     public int getMinutes() {
  51         return minutes;
  52     }
  53
  54     public int getSeconds() {
  55         return seconds;
  56     }
  57
  58     public int getWeekday() {
  59         return weekday;
  60     }
  61
  62     @Override
  63     protected void parsePayload() {
  64         Matcher matcher = PAYLOAD_PATTERN.matcher(payload);
  65         if (matcher.matches()) {
  66             macAddress = new MACAddress(matcher.group(1));
  67             hour = Integer.parseInt(matcher.group(2), 16);
  68             minutes = Integer.parseInt(matcher.group(3), 16);
  69             seconds = Integer.parseInt(matcher.group(4), 16);
  70             weekday = Integer.parseInt(matcher.group(5), 16);
  71         } else {
  72             throw new PlugwisePayloadMismatchException(CLOCK_GET_RESPONSE, PAYLOAD_PATTERN, payload);
  73         }
  74     }
  75
  76     public String getTime() {
  77         ZonedDateTime utcDateTime = ZonedDateTime.now(UTC).withHour(hour).withMinute(minutes).withSecond(seconds)
  78                 .withNano(0);
  79         ZonedDateTime localDateTime = utcDateTime.withZoneSameInstant(ZoneId.systemDefault());
  80         return DateTimeFormatter.ISO_LOCAL_TIME.format(localDateTime);
  81     }
  82 }