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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;
  14
  15 import java.util.ArrayList;
  16 import java.util.List;
  17 import java.util.Objects;
  18 import java.util.Optional;
  19 import java.util.concurrent.ScheduledExecutorService;
  20 import java.util.stream.Stream;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.openhab.binding.netatmo.internal.api.data.ModuleType;
  25 import org.openhab.binding.netatmo.internal.api.data.NetatmoConstants.FeatureArea;
  26 import org.openhab.binding.netatmo.internal.api.dto.NAObject;
  27 import org.openhab.binding.netatmo.internal.api.dto.NAThing;
  28 import org.openhab.binding.netatmo.internal.config.NAThingConfiguration;
  29 import org.openhab.binding.netatmo.internal.handler.capability.Capability;
  30 import org.openhab.binding.netatmo.internal.handler.capability.CapabilityMap;
  31 import org.openhab.binding.netatmo.internal.handler.capability.HomeCapability;
  32 import org.openhab.binding.netatmo.internal.handler.capability.ParentUpdateCapability;
  33 import org.openhab.binding.netatmo.internal.handler.capability.RefreshCapability;
  34 import org.openhab.binding.netatmo.internal.handler.capability.RestCapability;
  35 import org.openhab.core.config.core.Configuration;
  36 import org.openhab.core.thing.Bridge;
  37 import org.openhab.core.thing.Channel;
  38 import org.openhab.core.thing.ChannelUID;
  39 import org.openhab.core.thing.Thing;
  40 import org.openhab.core.thing.ThingStatus;
  41 import org.openhab.core.thing.ThingStatusDetail;
  42 import org.openhab.core.thing.binding.BridgeHandler;
  43 import org.openhab.core.thing.binding.builder.ThingBuilder;
  44 import org.openhab.core.thing.type.ChannelKind;
  45 import org.openhab.core.types.Command;
  46 import org.openhab.core.types.RefreshType;
  47 import org.openhab.core.types.State;
  48 import org.slf4j.Logger;
  49
  50 /**
  51  * {@link CommonInterface} defines common methods of AccountHandler and NAThingHandlers used by Capabilities
  52  *
  53  * @author Gaël L'hopital - Initial contribution
  54  *
  55  */
  56 @NonNullByDefault
  57 public interface CommonInterface {
  58     Thing getThing();
  59
  60     ThingBuilder editThing();
  61
  62     CapabilityMap getCapabilities();
  63
  64     Logger getLogger();
  65
  66     ScheduledExecutorService getScheduler();
  67
  68     boolean isLinked(ChannelUID channelUID);
  69
  70     void updateState(ChannelUID channelUID, State state);
  71
  72     void setThingStatus(ThingStatus thingStatus, ThingStatusDetail thingStatusDetail,
  73             @Nullable String thingStatusReason);
  74
  75     void triggerChannel(String channelID, String event);
  76
  77     void updateThing(Thing thing);
  78
  79     @Nullable
  80     Bridge getBridge();
  81
  82     default @Nullable CommonInterface getBridgeHandler() {
  83         Bridge bridge = getBridge();
  84         return bridge != null && bridge.getHandler() instanceof DeviceHandler ? (DeviceHandler) bridge.getHandler()
  85                 : null;
  86     }
  87
  88     default @Nullable ApiBridgeHandler getAccountHandler() {
  89         Bridge bridge = getBridge();
  90         BridgeHandler bridgeHandler = null;
  91         if (bridge != null) {
  92             bridgeHandler = bridge.getHandler();
  93             while (bridgeHandler != null && !(bridgeHandler instanceof ApiBridgeHandler)) {
  94                 bridge = ((CommonInterface) bridgeHandler).getBridge();
  95                 bridgeHandler = bridge != null ? bridge.getHandler() : null;
  96             }
  97         }
  98         return (ApiBridgeHandler) bridgeHandler;
  99     }
 100
 101     default @Nullable String getBridgeId() {
 102         CommonInterface bridge = getBridgeHandler();
 103         return bridge != null ? bridge.getId() : null;
 104     }
 105
 106     default void expireData() {
 107         getCapabilities().values().forEach(cap -> cap.expireData());
 108     }
 109
 110     default String getId() {
 111         return getConfiguration().as(NAThingConfiguration.class).getId();
 112     }
 113
 114     default Configuration getConfiguration() {
 115         return getThing().getConfiguration();
 116     }
 117
 118     default Stream<Channel> getActiveChannels() {
 119         return getThing().getChannels().stream()
 120                 .filter(channel -> ChannelKind.STATE.equals(channel.getKind()) && isLinked(channel.getUID()));
 121     }
 122
 123     default Optional<CommonInterface> recurseUpToHomeHandler(@Nullable CommonInterface handler) {
 124         if (handler == null) {
 125             return Optional.empty();
 126         }
 127         return handler.getCapabilities().get(HomeCapability.class).isPresent() ? Optional.of(handler)
 128                 : recurseUpToHomeHandler(handler.getBridgeHandler());
 129     }
 130
 131     /**
 132      * Recurses down in the home/module/device tree
 133      *
 134      * @param bridge
 135      * @return the list of childs of the bridge
 136      */
 137     default List<CommonInterface> getAllActiveChildren(Bridge bridge) {
 138         List<CommonInterface> result = new ArrayList<>();
 139         bridge.getThings().stream().filter(Thing::isEnabled).map(Thing::getHandler).forEach(childHandler -> {
 140             if (childHandler != null) {
 141                 Thing childThing = childHandler.getThing();
 142                 if (childThing instanceof Bridge bridgeChild) {
 143                     result.addAll(getAllActiveChildren(bridgeChild));
 144                 }
 145                 result.add((CommonInterface) childHandler);
 146             }
 147         });
 148         return result;
 149     }
 150
 151     default List<CommonInterface> getActiveChildren() {
 152         Thing thing = getThing();
 153         if (thing instanceof Bridge bridge) {
 154             return bridge.getThings().stream().filter(Thing::isEnabled)
 155                     .filter(th -> th.getStatusInfo().getStatusDetail() != ThingStatusDetail.BRIDGE_OFFLINE)
 156                     .map(Thing::getHandler).filter(Objects::nonNull).map(CommonInterface.class::cast).toList();
 157         }
 158         return List.of();
 159     }
 160
 161     default Stream<CommonInterface> getActiveChildren(FeatureArea area) {
 162         return getActiveChildren().stream().filter(child -> child.getModuleType().feature == area);
 163     }
 164
 165     default <T extends RestCapability<?>> Optional<T> getHomeCapability(Class<T> clazz) {
 166         return recurseUpToHomeHandler(this).map(handler -> handler.getCapabilities().get(clazz))
 167                 .orElse(Optional.empty());
 168     }
 169
 170     default void setNewData(NAObject newData) {
 171         if (newData instanceof NAThing thingData) {
 172             if (getId().equals(thingData.getBridge())) {
 173                 getActiveChildren().stream().filter(child -> child.getId().equals(thingData.getId())).findFirst()
 174                         .ifPresent(child -> child.setNewData(thingData));
 175                 return;
 176             }
 177         }
 178         String finalReason = null;
 179         for (Capability cap : getCapabilities().values()) {
 180             String thingStatusReason = cap.setNewData(newData);
 181             if (thingStatusReason != null) {
 182                 finalReason = thingStatusReason;
 183             }
 184         }
 185         // Prevent turning ONLINE myself if in the meantime something turned account OFFLINE
 186         ApiBridgeHandler accountHandler = getAccountHandler();
 187         if (accountHandler != null && accountHandler.isConnected() && !newData.isIgnoredForThingUpdate()) {
 188             setThingStatus(finalReason == null ? ThingStatus.ONLINE : ThingStatus.OFFLINE, ThingStatusDetail.NONE,
 189                     finalReason);
 190         }
 191     }
 192
 193     default void commonHandleCommand(ChannelUID channelUID, Command command) {
 194         if (ThingStatus.ONLINE.equals(getThing().getStatus())) {
 195             if (command == RefreshType.REFRESH) {
 196                 expireData();
 197                 return;
 198             }
 199             String channelName = channelUID.getIdWithoutGroup();
 200             getCapabilities().values().forEach(cap -> cap.handleCommand(channelName, command));
 201         } else {
 202             getLogger().debug("Command {} on channel {} dropped - thing is not ONLINE", command, channelUID);
 203         }
 204     }
 205
 206     default void proceedWithUpdate() {
 207         updateReadings().forEach(dataSet -> setNewData(dataSet));
 208     }
 209
 210     default List<NAObject> updateReadings() {
 211         List<NAObject> result = new ArrayList<>();
 212         getCapabilities().values().forEach(cap -> result.addAll(cap.updateReadings()));
 213         getActiveChildren().forEach(child -> result.addAll(child.updateReadings()));
 214         return result;
 215     }
 216
 217     default void commonInitialize() {
 218         Bridge bridge = getBridge();
 219         if (bridge == null || bridge.getHandler() == null) {
 220             setThingStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_UNINITIALIZED, null);
 221         } else if (!ThingStatus.ONLINE.equals(bridge.getStatus())) {
 222             setThingStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_OFFLINE, null);
 223             getCapabilities().remove(RefreshCapability.class);
 224             getCapabilities().remove(ParentUpdateCapability.class);
 225         } else {
 226             setThingStatus(ThingStatus.UNKNOWN, ThingStatusDetail.NONE, null);
 227             if (ModuleType.ACCOUNT.equals(getModuleType().getBridge())) {
 228                 NAThingConfiguration config = getThing().getConfiguration().as(NAThingConfiguration.class);
 229                 getCapabilities().put(new RefreshCapability(this, config.refreshInterval));
 230             }
 231             getCapabilities().put(new ParentUpdateCapability(this));
 232         }
 233     }
 234
 235     default ModuleType getModuleType() {
 236         return ModuleType.from(getThing().getThingTypeUID());
 237     }
 238
 239     default void commonDispose() {
 240         getCapabilities().values().forEach(Capability::dispose);
 241     }
 242
 243     default void removeChannels(List<Channel> channels) {
 244         ThingBuilder builder = editThing().withoutChannels(channels);
 245         updateThing(builder.build());
 246     }
 247 }