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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.netatmo.internal.handler.channelhelper;
  14
  15 import static org.openhab.binding.netatmo.internal.NetatmoBindingConstants.*;
  16 import static org.openhab.binding.netatmo.internal.utils.ChannelTypeUtils.*;
  17
  18 import java.time.DayOfWeek;
  19 import java.time.ZonedDateTime;
  20 import java.time.temporal.ChronoUnit;
  21 import java.util.List;
  22 import java.util.Set;
  23
  24 import org.eclipse.jdt.annotation.NonNullByDefault;
  25 import org.eclipse.jdt.annotation.Nullable;
  26 import org.openhab.binding.netatmo.internal.api.data.NetatmoConstants.SetpointMode;
  27 import org.openhab.binding.netatmo.internal.api.dto.HomeData;
  28 import org.openhab.binding.netatmo.internal.api.dto.NAThing;
  29 import org.openhab.binding.netatmo.internal.api.dto.ThermProgram;
  30 import org.openhab.binding.netatmo.internal.api.dto.TimeTableItem;
  31 import org.openhab.binding.netatmo.internal.api.dto.Zone;
  32 import org.openhab.core.config.core.Configuration;
  33 import org.openhab.core.library.types.StringType;
  34 import org.openhab.core.library.unit.Units;
  35 import org.openhab.core.types.State;
  36 import org.openhab.core.types.UnDefType;
  37
  38 /**
  39  * The {@link EnergyChannelHelper} handles specific channels of thermostat settings at home level.
  40  *
  41  * @author Gaël L'hopital - Initial contribution
  42  *
  43  */
  44 @NonNullByDefault
  45 public class EnergyChannelHelper extends ChannelHelper {
  46
  47     public EnergyChannelHelper(Set<String> providedGroups) {
  48         super(providedGroups);
  49     }
  50
  51     @Override
  52     protected @Nullable State internalGetProperty(String channelId, NAThing data, Configuration config) {
  53         if (data instanceof HomeData) {
  54             HomeData homeData = (HomeData) data;
  55             SetpointMode thermMode = homeData.getThermMode();
  56             ThermProgram currentProgram = homeData.getActiveProgram();
  57             switch (channelId) {
  58                 case CHANNEL_SETPOINT_DURATION:
  59                     return toQuantityType(homeData.getThermSetpointDefaultDuration(), Units.MINUTE);
  60                 case CHANNEL_PLANNING:
  61                     return (currentProgram != null ? toStringType(currentProgram.getName()) : null);
  62                 case CHANNEL_SETPOINT_END_TIME:
  63                     switch (thermMode) {
  64                         case PROGRAM:
  65                         case HOME:
  66                         case SCHEDULE:
  67                             return currentProgram != null ? toDateTimeType(nextProgramTime(currentProgram))
  68                                     : UnDefType.UNDEF;
  69                         default:
  70                             return UnDefType.UNDEF;
  71                     }
  72                 case CHANNEL_SETPOINT_MODE:
  73                     switch (thermMode) {
  74                         case OFF:
  75                         case MAX:
  76                         case UNKNOWN:
  77                             return UnDefType.UNDEF;
  78                         case PROGRAM:
  79                         case HOME:
  80                         case SCHEDULE:
  81                             if (currentProgram != null) {
  82                                 TimeTableItem currentProgramMode = currentProgramMode(currentProgram);
  83                                 if (currentProgramMode != null) {
  84                                     Zone zone = currentProgram.getZone(String.valueOf(currentProgramMode.getZoneId()));
  85                                     if (zone != null) {
  86                                         return new StringType(zone.getName());
  87                                     }
  88                                 }
  89                             }
  90                             return UnDefType.NULL;
  91                         default:
  92                             return toStringType(thermMode);
  93                     }
  94             }
  95         }
  96         return null;
  97     }
  98
  99     private static ZonedDateTime programBaseTimeZdt() {
 100         return ZonedDateTime.now().with(DayOfWeek.MONDAY).truncatedTo(ChronoUnit.DAYS);
 101     }
 102
 103     private static long minutesSinceProgramBaseTime() {
 104         return ChronoUnit.MINUTES.between(programBaseTimeZdt(), ZonedDateTime.now());
 105     }
 106
 107     private static @Nullable TimeTableItem currentProgramMode(ThermProgram activeProgram) {
 108         long diff = minutesSinceProgramBaseTime();
 109         return activeProgram.getTimetable().stream().filter(t -> t.getMinuteOffset() < diff)
 110                 .reduce((first, second) -> second).orElse(null);
 111     }
 112
 113     private static ZonedDateTime nextProgramTime(ThermProgram activeProgram) {
 114         long diff = minutesSinceProgramBaseTime();
 115         // By default we'll use the first slot of next week - this case will be true if
 116         // we are in the last schedule of the week so below loop will not exit by break
 117         List<TimeTableItem> timetable = activeProgram.getTimetable();
 118         int next = timetable.get(0).getMinuteOffset() + (7 * 24 * 60);
 119         for (TimeTableItem timeTable : timetable) {
 120             if (timeTable.getMinuteOffset() > diff) {
 121                 next = timeTable.getMinuteOffset();
 122                 break;
 123             }
 124         }
 125         return programBaseTimeZdt().plusMinutes(next);
 126     }
 127 }