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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
  59         if (t21 && nu) {
  60             byte dir1 = channelId.equals(CHANNEL_ROCKERSWITCH_CHANNELA) ? A0 : B0;
  61             byte dir2 = channelId.equals(CHANNEL_ROCKERSWITCH_CHANNELA) ? AI : BI;
  62
  63             if ((bytes[0] >>> 5) == dir1) {
  64                 return ((bytes[0] & PRESSED) != 0) ? CommonTriggerEvents.DIR1_PRESSED
  65                         : CommonTriggerEvents.DIR1_RELEASED;
  66             } else if ((bytes[0] >>> 5) == dir2) {
  67                 return ((bytes[0] & PRESSED) != 0) ? CommonTriggerEvents.DIR2_PRESSED
  68                         : CommonTriggerEvents.DIR2_RELEASED;
  69             }
  70         } else if (t21 && !nu) {
  71             if (lastEvent != null && lastEvent.equals(CommonTriggerEvents.DIR1_PRESSED)) {
  72                 return CommonTriggerEvents.DIR1_RELEASED;
  73             } else if (lastEvent != null && lastEvent.equals(CommonTriggerEvents.DIR2_PRESSED)) {
  74                 return CommonTriggerEvents.DIR2_RELEASED;
  75             }
  76         }
  77
  78         return null;
  79     }
  80
  81     @Override
  82     protected void convertFromCommandImpl(String channelId, String channelTypeId, Command command,
  83             Function<String, State> getCurrentStateFunc, Configuration config) {
  84         if (command instanceof StringType) {
  85             StringType s = (StringType) command;
  86
  87             if (s.equals(CommonTriggerEvents.DIR1_RELEASED) || s.equals(CommonTriggerEvents.DIR2_RELEASED)) {
  88                 setStatus(_RPSMessage.T21Flag);
  89                 setData((byte) 0x00);
  90                 return;
  91             }
  92
  93             byte dir1 = channelTypeId.equalsIgnoreCase(CHANNEL_VIRTUALROCKERSWITCHB) ? B0 : A0;
  94             byte dir2 = channelTypeId.equalsIgnoreCase(CHANNEL_VIRTUALROCKERSWITCHB) ? BI : AI;
  95
  96             if (s.equals(CommonTriggerEvents.DIR1_PRESSED)) {
  97                 setStatus((byte) (_RPSMessage.T21Flag | _RPSMessage.NUFlag));
  98                 setData((byte) ((dir1 << 5) | PRESSED));
  99             } else if (s.equals(CommonTriggerEvents.DIR2_PRESSED)) {
 100                 setStatus((byte) (_RPSMessage.T21Flag | _RPSMessage.NUFlag));
 101                 setData((byte) ((dir2 << 5) | PRESSED));
 102             }
 103         }
 104     }
 105
 106     @Override
 107     protected State convertToStateImpl(String channelId, String channelTypeId,
 108             Function<String, State> getCurrentStateFunc, Configuration config) {
 109         // this method is used by the classic device listener channels to convert an rocker switch message into an
 110         // appropriate item update
 111         State currentState = getCurrentStateFunc.apply(channelId);
 112         if (t21 && nu) {
 113             EnOceanChannelVirtualRockerSwitchConfig c = config.as(EnOceanChannelVirtualRockerSwitchConfig.class);
 114             byte dir1 = c.getChannel() == Channel.ChannelA ? A0 : B0;
 115             byte dir2 = c.getChannel() == Channel.ChannelA ? AI : BI;
 116
 117             // We are just listening on the pressed event here
 118             switch (c.getSwitchMode()) {
 119                 case RockerSwitch:
 120                     if ((bytes[0] >>> 5) == dir1) {
 121                         if (((bytes[0] & PRESSED) != 0)) {
 122                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH) ? OnOffType.ON
 123                                     : UpDownType.UP;
 124                         }
 125                     } else if ((bytes[0] >>> 5) == dir2) {
 126                         if (((bytes[0] & PRESSED) != 0)) {
 127                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH) ? OnOffType.OFF
 128                                     : UpDownType.DOWN;
 129                         }
 130                     }
 131                     break;
 132                 case ToggleDir1:
 133                     if ((bytes[0] >>> 5) == dir1) {
 134                         if (((bytes[0] & PRESSED) != 0)) {
 135                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH)
 136                                     ? (currentState == UnDefType.UNDEF ? OnOffType.ON
 137                                             : inverse((OnOffType) currentState))
 138                                     : (currentState == UnDefType.UNDEF ? UpDownType.UP
 139                                             : inverse((UpDownType) currentState));
 140                         }
 141                     }
 142                     break;
 143                 case ToggleDir2:
 144                     if ((bytes[0] >>> 5) == dir2) {
 145                         if (((bytes[0] & PRESSED) != 0)) {
 146                             return channelTypeId.equals(CHANNEL_ROCKERSWITCHLISTENERSWITCH)
 147                                     ? (currentState == UnDefType.UNDEF ? OnOffType.ON
 148                                             : inverse((OnOffType) currentState))
 149                                     : (currentState == UnDefType.UNDEF ? UpDownType.UP
 150                                             : inverse((UpDownType) currentState));
 151                         }
 152                     }
 153                     break;
 154                 default:
 155                     break;
 156             }
 157         }
 158
 159         return UnDefType.UNDEF;
 160     }
 161
 162     private State inverse(OnOffType currentState) {
 163         return currentState == OnOffType.ON ? OnOffType.OFF : OnOffType.ON;
 164     }
 165
 166     private State inverse(UpDownType currentState) {
 167         return currentState == UpDownType.UP ? UpDownType.DOWN : UpDownType.UP;
 168     }
 169
 170     @Override
 171     protected boolean validateData(byte[] bytes) {
 172         return super.validateData(bytes) && !getBit(bytes[0], 7);
 173     }
 174
 175     @Override
 176     public boolean isValidForTeachIn() {
 177         if (t21) {
 178             // just treat press as teach in => DB0.4 has to be set
 179             if (!getBit(bytes[0], 4)) {
 180                 return false;
 181             }
 182             // DB0.7 is never set for rocker switch message
 183             if (getBit(bytes[0], 7)) {
 184                 return false;
 185             }
 186         } else {
 187             return false;
 188         }
 189
 190         return true;
 191     }
 192 }