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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.lcn.internal.subhandler;
  14
  15 import java.util.Collection;
  16 import java.util.Set;
  17 import java.util.regex.Matcher;
  18 import java.util.regex.Pattern;
  19 import java.util.stream.IntStream;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.openhab.binding.lcn.internal.LcnBindingConstants;
  23 import org.openhab.binding.lcn.internal.LcnModuleHandler;
  24 import org.openhab.binding.lcn.internal.common.LcnChannelGroup;
  25 import org.openhab.binding.lcn.internal.common.LcnDefs;
  26 import org.openhab.binding.lcn.internal.common.LcnDefs.RelayStateModifier;
  27 import org.openhab.binding.lcn.internal.common.LcnException;
  28 import org.openhab.binding.lcn.internal.common.PckGenerator;
  29 import org.openhab.binding.lcn.internal.connection.ModInfo;
  30 import org.openhab.core.library.types.OnOffType;
  31 import org.openhab.core.library.types.PercentType;
  32 import org.openhab.core.library.types.UpDownType;
  33
  34 /**
  35  * Handles Commands and State changes of Relays of an LCN module.
  36  *
  37  * @author Fabian Wolter - Initial contribution
  38  */
  39 @NonNullByDefault
  40 public class LcnModuleRelaySubHandler extends AbstractLcnModuleSubHandler {
  41     private static final Pattern PATTERN = Pattern.compile(LcnBindingConstants.ADDRESS_REGEX + "Rx(?<byteValue>\\d+)");
  42
  43     public LcnModuleRelaySubHandler(LcnModuleHandler handler, ModInfo info) {
  44         super(handler, info);
  45     }
  46
  47     @Override
  48     public void handleRefresh(LcnChannelGroup channelGroup, int number) {
  49         info.refreshRelays();
  50     }
  51
  52     @Override
  53     public void handleCommandOnOff(OnOffType command, LcnChannelGroup channelGroup, int number) throws LcnException {
  54         RelayStateModifier[] relayStateModifiers = createRelayStateModifierArray();
  55         relayStateModifiers[number] = command == OnOffType.ON ? LcnDefs.RelayStateModifier.ON
  56                 : LcnDefs.RelayStateModifier.OFF;
  57         handler.sendPck(PckGenerator.controlRelays(relayStateModifiers));
  58     }
  59
  60     @Override
  61     public void handleCommandPercent(PercentType command, LcnChannelGroup channelGroup, int number)
  62             throws LcnException {
  63         // don't use OnOffType.as(), because it returns @Nullable
  64         handleCommandOnOff(OnOffType.from(command.intValue() > 0), channelGroup, number);
  65     }
  66
  67     @Override
  68     public void handleStatusMessage(Matcher matcher) {
  69         info.onRelayResponseReceived();
  70
  71         boolean[] states = LcnDefs.getBooleanValue(Integer.parseInt(matcher.group("byteValue")));
  72
  73         IntStream.range(0, LcnChannelGroup.RELAY.getCount())
  74                 .forEach(i -> fireUpdate(LcnChannelGroup.RELAY, i, OnOffType.from(states[i])));
  75
  76         IntStream.range(0, LcnChannelGroup.ROLLERSHUTTERRELAY.getCount()).forEach(i -> {
  77             UpDownType state = states[i * 2 + 1] ? UpDownType.DOWN : UpDownType.UP;
  78             fireUpdate(LcnChannelGroup.ROLLERSHUTTERRELAY, i, state);
  79         });
  80     }
  81
  82     @Override
  83     public Collection<Pattern> getPckStatusMessagePatterns() {
  84         return Set.of(PATTERN);
  85     }
  86 }