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   1 /**
   2  * Copyright (c) 2010-2020 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.lutron.internal.handler;
  14
  15 import static org.openhab.binding.lutron.internal.LutronBindingConstants.*;
  16
  17 import java.time.ZoneId;
  18 import java.time.ZonedDateTime;
  19 import java.util.Calendar;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.lutron.internal.protocol.LutronCommandType;
  24 import org.openhab.core.library.types.DateTimeType;
  25 import org.openhab.core.library.types.DecimalType;
  26 import org.openhab.core.thing.Bridge;
  27 import org.openhab.core.thing.ChannelUID;
  28 import org.openhab.core.thing.Thing;
  29 import org.openhab.core.thing.ThingStatus;
  30 import org.openhab.core.thing.ThingStatusDetail;
  31 import org.openhab.core.types.Command;
  32 import org.openhab.core.types.RefreshType;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 /**
  37  * Handler responsible for communicating with the RA2 time clock.
  38  *
  39  * @author Bob Adair - Initial contribution
  40  */
  41 @NonNullByDefault
  42 public class TimeclockHandler extends LutronHandler {
  43     private static final Integer ACTION_CLOCKMODE = 1;
  44     private static final Integer ACTION_SUNRISE = 2;
  45     private static final Integer ACTION_SUNSET = 3;
  46     private static final Integer ACTION_EXECEVENT = 5;
  47     private static final Integer ACTION_SETEVENT = 6;
  48     private static final Integer EVENT_ENABLE = 1;
  49     private static final Integer EVENT_DISABLE = 2;
  50
  51     private final Logger logger = LoggerFactory.getLogger(TimeclockHandler.class);
  52
  53     private int integrationId;
  54
  55     public TimeclockHandler(Thing thing) {
  56         super(thing);
  57     }
  58
  59     @Override
  60     public int getIntegrationId() {
  61         return integrationId;
  62     }
  63
  64     @Override
  65     public void initialize() {
  66         Number id = (Number) getThing().getConfiguration().get("integrationId");
  67         logger.debug("Initializing timeclock handler");
  68         if (id == null) {
  69             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "No integrationId");
  70             return;
  71         }
  72         integrationId = id.intValue();
  73         initDeviceState();
  74     }
  75
  76     @Override
  77     protected void initDeviceState() {
  78         logger.debug("Initializing device state for Timeclock {}", getIntegrationId());
  79         Bridge bridge = getBridge();
  80         if (bridge == null) {
  81             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "No bridge configured");
  82         } else if (bridge.getStatus() == ThingStatus.ONLINE) {
  83             updateStatus(ThingStatus.UNKNOWN, ThingStatusDetail.NONE, "Awaiting initial response");
  84             queryTimeclock(ACTION_CLOCKMODE); // handleUpdate() will set thing status to online when response arrives
  85         } else {
  86             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_OFFLINE);
  87         }
  88     }
  89
  90     @Override
  91     public void channelLinked(ChannelUID channelUID) {
  92         logger.debug("Handling channel link request for timeclock {}", integrationId);
  93         if (channelUID.getId().equals(CHANNEL_CLOCKMODE)) {
  94             queryTimeclock(ACTION_CLOCKMODE);
  95         }
  96     }
  97
  98     @Override
  99     public void handleCommand(ChannelUID channelUID, Command command) {
 100         String channelID = channelUID.getId();
 101         logger.debug("Handling timeclock command {} on channel {}", command, channelID);
 102
 103         if (channelUID.getId().equals(CHANNEL_CLOCKMODE)) {
 104             if (command instanceof DecimalType) {
 105                 Integer mode = ((DecimalType) command).intValue();
 106                 timeclock(ACTION_CLOCKMODE, mode);
 107             } else if (command instanceof RefreshType) {
 108                 queryTimeclock(ACTION_CLOCKMODE);
 109             } else {
 110                 logger.debug("Invalid command type for clockmode channnel");
 111             }
 112         } else if (channelUID.getId().equals(CHANNEL_EXECEVENT)) {
 113             if (command instanceof DecimalType) {
 114                 Integer index = ((DecimalType) command).intValue();
 115                 timeclock(ACTION_EXECEVENT, index);
 116             } else {
 117                 logger.debug("Invalid command type for execevent channnel");
 118             }
 119         } else if (channelUID.getId().equals(CHANNEL_SUNRISE)) {
 120             if (command instanceof RefreshType) {
 121                 queryTimeclock(ACTION_SUNRISE);
 122             } else {
 123                 logger.debug("Invalid command type for sunrise channnel");
 124             }
 125         } else if (channelUID.getId().equals(CHANNEL_SUNSET)) {
 126             if (command instanceof RefreshType) {
 127                 queryTimeclock(ACTION_SUNSET);
 128             } else {
 129                 logger.debug("Invalid command type for sunset channnel");
 130             }
 131         } else if (channelUID.getId().equals(CHANNEL_ENABLEEVENT)) {
 132             if (command instanceof DecimalType) {
 133                 Integer index = ((DecimalType) command).intValue();
 134                 timeclock(ACTION_SETEVENT, index, EVENT_ENABLE);
 135             } else {
 136                 logger.debug("Invalid command type for enableevent channnel");
 137             }
 138         } else if (channelUID.getId().equals(CHANNEL_DISABLEEVENT)) {
 139             if (command instanceof DecimalType) {
 140                 Integer index = ((DecimalType) command).intValue();
 141                 timeclock(ACTION_SETEVENT, index, EVENT_DISABLE);
 142             } else {
 143                 logger.debug("Invalid command type for disableevent channnel");
 144             }
 145         } else {
 146             logger.debug("Command received on invalid channel");
 147         }
 148     }
 149
 150     private @Nullable Calendar parseLutronTime(final String timeString) {
 151         Integer hour, minute;
 152         Calendar calendar = Calendar.getInstance();
 153         try {
 154             String hh = timeString.split(":", 2)[0];
 155             String mm = timeString.split(":", 2)[1];
 156             hour = Integer.parseInt(hh);
 157             minute = Integer.parseInt(mm);
 158         } catch (NumberFormatException | IndexOutOfBoundsException exception) {
 159             logger.warn("Invaid time format received from timeclock {}", integrationId);
 160             return null;
 161         }
 162         calendar.set(Calendar.HOUR_OF_DAY, hour);
 163         calendar.set(Calendar.MINUTE, minute);
 164         return calendar;
 165     }
 166
 167     @Override
 168     public void handleUpdate(LutronCommandType type, String... parameters) {
 169         if (type != LutronCommandType.TIMECLOCK) {
 170             return;
 171         }
 172         logger.debug("Handling update received from timeclock {}", integrationId);
 173
 174         try {
 175             if (parameters.length >= 2 && ACTION_CLOCKMODE.toString().equals(parameters[0])) {
 176                 Integer mode = Integer.valueOf(parameters[1]);
 177                 if (getThing().getStatus() == ThingStatus.UNKNOWN) {
 178                     updateStatus(ThingStatus.ONLINE);
 179                 }
 180                 updateState(CHANNEL_CLOCKMODE, new DecimalType(mode));
 181
 182             } else if (parameters.length >= 2 && ACTION_SUNRISE.toString().equals(parameters[0])) {
 183                 Calendar calendar = parseLutronTime(parameters[1]);
 184                 if (calendar != null) {
 185                     updateState(CHANNEL_SUNRISE,
 186                             new DateTimeType(ZonedDateTime.ofInstant(calendar.toInstant(), ZoneId.systemDefault())));
 187                 }
 188
 189             } else if (parameters.length >= 2 && ACTION_SUNSET.toString().equals(parameters[0])) {
 190                 Calendar calendar = parseLutronTime(parameters[1]);
 191                 if (calendar != null) {
 192                     updateState(CHANNEL_SUNSET,
 193                             new DateTimeType(ZonedDateTime.ofInstant(calendar.toInstant(), ZoneId.systemDefault())));
 194                 }
 195
 196             } else if (parameters.length >= 2 && ACTION_EXECEVENT.toString().equals(parameters[0])) {
 197                 Integer index = Integer.valueOf(parameters[1]);
 198                 updateState(CHANNEL_EXECEVENT, new DecimalType(index));
 199
 200             } else if (parameters.length >= 3 && ACTION_SETEVENT.toString().equals(parameters[0])) {
 201                 Integer index = Integer.valueOf(parameters[1]);
 202                 Integer state = Integer.valueOf(parameters[2]);
 203                 if (state.equals(EVENT_ENABLE)) {
 204                     updateState(CHANNEL_ENABLEEVENT, new DecimalType(index));
 205                 } else if (state.equals(EVENT_DISABLE)) {
 206                     updateState(CHANNEL_DISABLEEVENT, new DecimalType(index));
 207                 }
 208             }
 209         } catch (NumberFormatException e) {
 210             logger.debug("Encountered number format exception while handling update for timeclock {}", integrationId);
 211             return;
 212         }
 213     }
 214 }