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   1 /**
   2  * Copyright (c) 2010-2021 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.F6_02;
  14
  15 import static org.openhab.binding.enocean.internal.EnOceanBindingConstants.*;
  16
  17 import java.util.function.Function;
  18
  19 import org.openhab.binding.enocean.internal.config.EnOceanChannelRockerSwitchConfigBase.Channel;
  20 import org.openhab.binding.enocean.internal.config.EnOceanChannelVirtualRockerSwitchConfig;
  21 import org.openhab.binding.enocean.internal.eep.Base._RPSMessage;
  22 import org.openhab.binding.enocean.internal.messages.ERP1Message;
  23 import org.openhab.core.config.core.Configuration;
  24 import org.openhab.core.library.types.OnOffType;
  25 import org.openhab.core.library.types.StringType;
  26 import org.openhab.core.library.types.UpDownType;
  27 import org.openhab.core.thing.CommonTriggerEvents;
  28 import org.openhab.core.types.Command;
  29 import org.openhab.core.types.State;
  30 import org.openhab.core.types.UnDefType;
  31
  32 /**
  33  *
  34  * @author Daniel Weber - Initial contribution
  35  */
  36 public class F6_02_01 extends _RPSMessage {
  37
  38     final byte AI = 0;
  39     final byte A0 = 1;
  40     final byte BI = 2;
  41     final byte B0 = 3;
  42     final byte PRESSED = 16;
  43
  44     int secondByte = -1;
  45     int secondStatus = -1;
  46
  47     public F6_02_01() {
  48         super();
  49     }
  50
  51     public F6_02_01(ERP1Message packet) {
  52         super(packet);
  53     }
  54
  55     @Override
  56     protected String convertToEventImpl(String channelId, String channelTypeId, String lastEvent,
  57             Configuration config) {
  58         if (!isValid()) {
  59             return null;
  60         }
  61
  62         if (t21 && nu) {
  63             byte dir1 = channelId.equals(CHANNEL_ROCKERSWITCH_CHANNELA) ? A0 : B0;
  64             byte dir2 = channelId.equals(CHANNEL_ROCKERSWITCH_CHANNELA) ? AI : BI;
  65
  66             if ((bytes[0] >>> 5) == dir1) {
  67                 return ((bytes[0] & PRESSED) != 0) ? CommonTriggerEvents.DIR1_PRESSED
  68                         : CommonTriggerEvents.DIR1_RELEASED;
  69             } else if ((bytes[0] >>> 5) == dir2) {
  70                 return ((bytes[0] & PRESSED) != 0) ? CommonTriggerEvents.DIR2_PRESSED
  71                         : CommonTriggerEvents.DIR2_RELEASED;
  72             }
  73         } else if (t21 && !nu) {
  74             if (lastEvent != null && lastEvent.equals(CommonTriggerEvents.DIR1_PRESSED)) {
  75                 return CommonTriggerEvents.DIR1_RELEASED;
  76             } else if (lastEvent != null && lastEvent.equals(CommonTriggerEvents.DIR2_PRESSED)) {
  77                 return CommonTriggerEvents.DIR2_RELEASED;
  78             }
  79         }
  80
  81         return null;
  82     }
  83
  84     @Override
  85     protected void convertFromCommandImpl(String channelId, String channelTypeId, Command command,
  86             Function<String, State> getCurrentStateFunc, Configuration config) {
  87         if (command instanceof StringType) {
  88             StringType s = (StringType) command;
  89
  90             if (s.equals(CommonTriggerEvents.DIR1_RELEASED) || s.equals(CommonTriggerEvents.DIR2_RELEASED)) {
  91                 setStatus(_RPSMessage.T21Flag);
  92                 setData((byte) 0x00);
  93                 return;
  94             }
  95
  96             byte dir1 = channelTypeId.equalsIgnoreCase(CHANNEL_VIRTUALROCKERSWITCHB) ? B0 : A0;
  97             byte dir2 = channelTypeId.equalsIgnoreCase(CHANNEL_VIRTUALROCKERSWITCHB) ? BI : AI;
  98
  99             if (s.equals(CommonTriggerEvents.DIR1_PRESSED)) {
 100                 setStatus((byte) (_RPSMessage.T21Flag | _RPSMessage.NUFlag));
 101                 setData((byte) ((dir1 << 5) | PRESSED));
 102             } else if (s.equals(CommonTriggerEvents.DIR2_PRESSED)) {
 103                 setStatus((byte) (_RPSMessage.T21Flag | _RPSMessage.NUFlag));
 104                 setData((byte) ((dir2 << 5) | PRESSED));
 105             }
 106         }
 107     }
 108
 109     @Override
 110     protected State convertToStateImpl(String channelId, String channelTypeId,
 111             Function<String, State> getCurrentStateFunc, Configuration config) {
 112         // this method is used by the classic device listener channels to convert an rocker switch message into an
 113         // appropriate item update
 114         State currentState = getCurrentStateFunc.apply(channelId);
 115
 116         if (!isValid()) {
 117             return UnDefType.UNDEF;
 118         }
 119
 120         if (t21 && nu) {
 121             EnOceanChannelVirtualRockerSwitchConfig c = config.as(EnOceanChannelVirtualRockerSwitchConfig.class);
 122             byte dir1 = c.getChannel() == Channel.ChannelA ? A0 : B0;
 123             byte dir2 = c.getChannel() == Channel.ChannelA ? AI : BI;
 124
 125             // We are just listening on the pressed event here
 126             switch (c.getSwitchMode()) {
 127                 case RockerSwitch:
 128                     if ((bytes[0] >>> 5) == dir1) {
 129                         if (((bytes[0] & PRESSED) != 0)) {
 130                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH) ? OnOffType.ON
 131                                     : UpDownType.UP;
 132                         }
 133                     } else if ((bytes[0] >>> 5) == dir2) {
 134                         if (((bytes[0] & PRESSED) != 0)) {
 135                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH) ? OnOffType.OFF
 136                                     : UpDownType.DOWN;
 137                         }
 138                     }
 139                     break;
 140                 case ToggleDir1:
 141                     if ((bytes[0] >>> 5) == dir1) {
 142                         if (((bytes[0] & PRESSED) != 0)) {
 143                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH)
 144                                     ? (currentState == UnDefType.UNDEF ? OnOffType.ON
 145                                             : inverse((OnOffType) currentState))
 146                                     : (currentState == UnDefType.UNDEF ? UpDownType.UP
 147                                             : inverse((UpDownType) currentState));
 148                         }
 149                     }
 150                     break;
 151                 case ToggleDir2:
 152                     if ((bytes[0] >>> 5) == dir2) {
 153                         if (((bytes[0] & PRESSED) != 0)) {
 154                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH)
 155                                     ? (currentState == UnDefType.UNDEF ? OnOffType.ON
 156                                             : inverse((OnOffType) currentState))
 157                                     : (currentState == UnDefType.UNDEF ? UpDownType.UP
 158                                             : inverse((UpDownType) currentState));
 159                         }
 160                     }
 161                     break;
 162                 default:
 163                     break;
 164             }
 165         }
 166
 167         return UnDefType.UNDEF;
 168     }
 169
 170     private State inverse(OnOffType currentState) {
 171         return currentState == OnOffType.ON ? OnOffType.OFF : OnOffType.ON;
 172     }
 173
 174     private State inverse(UpDownType currentState) {
 175         return currentState == UpDownType.UP ? UpDownType.DOWN : UpDownType.UP;
 176     }
 177
 178     @Override
 179     protected boolean validateData(byte[] bytes) {
 180         return super.validateData(bytes) && !getBit(bytes[0], 7);
 181     }
 182 }