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

   1 /**
   2  * Copyright (c) 2010-2024 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.enocean.internal.eep.generic;
  14
  15 import static org.openhab.binding.enocean.internal.EnOceanBindingConstants.*;
  16 import static org.openhab.binding.enocean.internal.messages.ESP3Packet.*;
  17
  18 import java.lang.reflect.InvocationTargetException;
  19 import java.util.Collections;
  20 import java.util.LinkedList;
  21 import java.util.List;
  22 import java.util.function.Function;
  23
  24 import org.eclipse.jdt.annotation.NonNullByDefault;
  25 import org.eclipse.jdt.annotation.Nullable;
  26 import org.openhab.binding.enocean.internal.config.EnOceanChannelTransformationConfig;
  27 import org.openhab.binding.enocean.internal.eep.EEP;
  28 import org.openhab.binding.enocean.internal.messages.ERP1Message;
  29 import org.openhab.core.config.core.Configuration;
  30 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  31 import org.openhab.core.library.types.DateTimeType;
  32 import org.openhab.core.library.types.DecimalType;
  33 import org.openhab.core.library.types.HSBType;
  34 import org.openhab.core.library.types.OnOffType;
  35 import org.openhab.core.library.types.OpenClosedType;
  36 import org.openhab.core.library.types.PercentType;
  37 import org.openhab.core.library.types.PlayPauseType;
  38 import org.openhab.core.library.types.PointType;
  39 import org.openhab.core.library.types.RewindFastforwardType;
  40 import org.openhab.core.library.types.StringListType;
  41 import org.openhab.core.library.types.StringType;
  42 import org.openhab.core.library.types.UpDownType;
  43 import org.openhab.core.transform.actions.Transformation;
  44 import org.openhab.core.types.Command;
  45 import org.openhab.core.types.State;
  46 import org.openhab.core.types.UnDefType;
  47 import org.openhab.core.util.HexUtils;
  48
  49 /**
  50  *
  51  * @author Daniel Weber - Initial contribution
  52  */
  53 @NonNullByDefault
  54 public class GenericEEP extends EEP {
  55
  56     final List<Class<? extends State>> supportedStates = Collections.unmodifiableList(new LinkedList<>() {
  57         private static final long serialVersionUID = 1L;
  58
  59         {
  60             add(DateTimeType.class);
  61             add(DecimalType.class);
  62             add(HSBType.class);
  63             add(OnOffType.class);
  64             add(OpenClosedType.class);
  65             add(PercentType.class);
  66             add(PlayPauseType.class);
  67             add(PointType.class);
  68             add(RewindFastforwardType.class);
  69             add(StringListType.class);
  70             add(StringType.class);
  71             add(UpDownType.class);
  72         }
  73     });
  74
  75     public GenericEEP() {
  76         super();
  77     }
  78
  79     public GenericEEP(ERP1Message packet) {
  80         super(packet);
  81     }
  82
  83     @Override
  84     protected void convertFromCommandImpl(String channelId, String channelTypeId, Command command,
  85             Function<String, State> getCurrentStateFunc, @Nullable Configuration config) {
  86         if (config == null) {
  87             logger.error("Cannot handle command {}, when transformation configuration is null", command.toString());
  88             return;
  89         }
  90         EnOceanChannelTransformationConfig transformationInfo = config.as(EnOceanChannelTransformationConfig.class);
  91
  92         String input = channelId + "|" + command.toString();
  93         String output = Transformation.transform(transformationInfo.transformationType,
  94                 transformationInfo.transformationFunction, input);
  95
  96         if (output != null && !output.isEmpty() && !input.equals(output)) {
  97             try {
  98                 setData(HexUtils.hexToBytes(output));
  99             } catch (IllegalArgumentException e) {
 100                 logger.debug("Command {} could not transformed", command.toString());
 101                 throw e;
 102             }
 103         }
 104     }
 105
 106     @Override
 107     protected State convertToStateImpl(String channelId, String channelTypeId,
 108             Function<String, @Nullable State> getCurrentStateFunc, Configuration config) {
 109         EnOceanChannelTransformationConfig transformationInfo = config.as(EnOceanChannelTransformationConfig.class);
 110
 111         String payload = HexUtils.bytesToHex(bytes);
 112         String input = channelId + "|" + payload;
 113         String output = Transformation.transform(transformationInfo.transformationType,
 114                 transformationInfo.transformationFunction, input);
 115
 116         if (output != null && !output.isEmpty() && !input.equals(output)) {
 117             String[] parts = output.split("\\|");
 118
 119             if (parts.length == 2) {
 120                 @Nullable
 121                 Class<? extends State> state = supportedStates.stream().filter(s -> s.getName().contains(parts[0]))
 122                         .findFirst().orElse(null);
 123
 124                 if (state != null) {
 125                     if (state.isEnum()) {
 126                         State[] states;
 127                         if ((states = state.getEnumConstants()) != null) {
 128                             for (State s : states) {
 129                                 if (s.toString().equalsIgnoreCase(parts[1])) {
 130                                     return s;
 131                                 }
 132                             }
 133                         }
 134                         logger.debug("Could not find value '{}' for state '{}'", parts[1], parts[0]);
 135                     } else {
 136                         try {
 137                             return state.getConstructor(String.class).newInstance(parts[1]);
 138                         } catch (InstantiationException | IllegalAccessException | IllegalArgumentException
 139                                 | InvocationTargetException | NoSuchMethodException | SecurityException e) {
 140                             logger.debug("Could not create state '{}' with value '{}'", parts[0], parts[1]);
 141                         }
 142                     }
 143                 } else {
 144                     logger.debug("State '{}' not found", parts[0]);
 145                 }
 146             } else {
 147                 logger.debug("Transformation result malformed: {}", output);
 148             }
 149         }
 150
 151         return UnDefType.UNDEF;
 152     }
 153
 154     @Override
 155     protected int getDataLength() {
 156         ERP1Message localPacket = packet;
 157         if (localPacket != null) {
 158             return localPacket.getPayload().length - ESP3_SENDERID_LENGTH - ESP3_RORG_LENGTH - ESP3_STATUS_LENGTH;
 159         } else {
 160             return bytes.length;
 161         }
 162     }
 163
 164     @Override
 165     protected boolean validateData(byte[] bytes) {
 166         return true;
 167     }
 168
 169     @Override
 170     public void addConfigPropertiesTo(DiscoveryResultBuilder discoveredThingResultBuilder) {
 171         discoveredThingResultBuilder.withProperty(PARAMETER_SENDINGEEPID, getEEPType().getId())
 172                 .withProperty(PARAMETER_RECEIVINGEEPID, getEEPType().getId());
 173     }
 174 }