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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.Arrays;
  16 import java.util.Collection;
  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.LogicOpStatus;
  27 import org.openhab.binding.lcn.internal.connection.ModInfo;
  28 import org.openhab.core.library.types.StringType;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 /**
  33  * Handles State changes of logic operations of an LCN module.
  34  *
  35  * @author Fabian Wolter - Initial contribution
  36  */
  37 @NonNullByDefault
  38 public class LcnModuleLogicSubHandler extends AbstractLcnModuleSubHandler {
  39     private final Logger logger = LoggerFactory.getLogger(LcnModuleLogicSubHandler.class);
  40     private static final Pattern PATTERN_SINGLE_LOGIC = Pattern
  41             .compile(LcnBindingConstants.ADDRESS_REGEX + "S(?<id>\\d{1})(?<logicOpState>\\d{3})");
  42     private static final Pattern PATTERN_ALL = Pattern
  43             .compile(LcnBindingConstants.ADDRESS_REGEX + "\\.TL(?<ledStates>[AEBF]{12})(?<logicOpStates>[NTV]{4})");
  44
  45     public LcnModuleLogicSubHandler(LcnModuleHandler handler, ModInfo info) {
  46         super(handler, info);
  47     }
  48
  49     @Override
  50     public void handleRefresh(LcnChannelGroup channelGroup, int number) {
  51         info.refreshLedsAndLogic();
  52     }
  53
  54     @Override
  55     public void handleStatusMessage(Matcher matcher) {
  56         info.onLedsAndLogicResponseReceived();
  57
  58         if (matcher.pattern() == PATTERN_ALL) {
  59             IntStream.range(0, LcnChannelGroup.LED.getCount()).forEach(i -> {
  60                 switch (matcher.group("ledStates").toUpperCase().charAt(i)) {
  61                     case 'A':
  62                         fireLed(i, LcnDefs.LedStatus.OFF);
  63                         break;
  64                     case 'E':
  65                         fireLed(i, LcnDefs.LedStatus.ON);
  66                         break;
  67                     case 'B':
  68                         fireLed(i, LcnDefs.LedStatus.BLINK);
  69                         break;
  70                     case 'F':
  71                         fireLed(i, LcnDefs.LedStatus.FLICKER);
  72                         break;
  73                     default:
  74                         logger.warn("Failed to parse LED state: {}", matcher.group("ledStates"));
  75                 }
  76             });
  77             IntStream.range(0, LcnChannelGroup.LOGIC.getCount()).forEach(i -> {
  78                 switch (matcher.group("logicOpStates").toUpperCase().charAt(i)) {
  79                     case 'N':
  80                         fireLogic(i, LcnDefs.LogicOpStatus.NOT);
  81                         break;
  82                     case 'T':
  83                         fireLogic(i, LcnDefs.LogicOpStatus.OR);
  84                         break;
  85                     case 'V':
  86                         fireLogic(i, LcnDefs.LogicOpStatus.AND);
  87                         break;
  88                     default:
  89                         logger.warn("Failed to parse logic state: {}", matcher.group("logicOpStates"));
  90                 }
  91             });
  92         } else if (matcher.pattern() == PATTERN_SINGLE_LOGIC) {
  93             String rawState = matcher.group("logicOpState");
  94
  95             LogicOpStatus state;
  96             switch (rawState) {
  97                 case "000":
  98                     state = LcnDefs.LogicOpStatus.NOT;
  99                     break;
 100                 case "025":
 101                     state = LcnDefs.LogicOpStatus.OR;
 102                     break;
 103                 case "050":
 104                     state = LcnDefs.LogicOpStatus.AND;
 105                     break;
 106                 default:
 107                     logger.warn("Failed to parse logic state: {}", rawState);
 108                     return;
 109             }
 110             fireLogic(Integer.parseInt(matcher.group("id")) - 1, state);
 111         }
 112     }
 113
 114     private void fireLed(int number, LcnDefs.LedStatus status) {
 115         fireUpdate(LcnChannelGroup.LED, number, new StringType(status.toString()));
 116     }
 117
 118     private void fireLogic(int number, LcnDefs.LogicOpStatus status) {
 119         fireUpdate(LcnChannelGroup.LOGIC, number, new StringType(status.toString()));
 120     }
 121
 122     @Override
 123     public Collection<Pattern> getPckStatusMessagePatterns() {
 124         return Arrays.asList(PATTERN_ALL, PATTERN_SINGLE_LOGIC);
 125     }
 126 }