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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.boschshc.internal.devices.userdefinedstate;
  14
  15 import static org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants.CHANNEL_USER_DEFINED_STATE;
  16
  17 import java.util.List;
  18 import java.util.concurrent.ExecutionException;
  19 import java.util.concurrent.TimeoutException;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.boschshc.internal.devices.BoschSHCConfiguration;
  24 import org.openhab.binding.boschshc.internal.devices.BoschSHCHandler;
  25 import org.openhab.binding.boschshc.internal.exceptions.BoschSHCException;
  26 import org.openhab.binding.boschshc.internal.services.userstate.UserStateService;
  27 import org.openhab.binding.boschshc.internal.services.userstate.dto.UserStateServiceState;
  28 import org.openhab.core.library.types.OnOffType;
  29 import org.openhab.core.thing.ChannelUID;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingStatus;
  32 import org.openhab.core.thing.ThingStatusDetail;
  33 import org.openhab.core.types.Command;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 import com.google.gson.JsonElement;
  38
  39 /**
  40  * Handler for user defined states
  41  *
  42  * @author Patrick Gell - Initial contribution
  43  *
  44  */
  45 @NonNullByDefault
  46 public class UserStateHandler extends BoschSHCHandler {
  47
  48     private final Logger logger = LoggerFactory.getLogger(getClass());
  49
  50     private final UserStateService userStateService;
  51     /**
  52      * Bosch SHC configuration loaded from openHAB configuration.
  53      */
  54     private @Nullable BoschSHCConfiguration config;
  55
  56     public UserStateHandler(Thing thing) {
  57         super(thing);
  58
  59         userStateService = new UserStateService();
  60     }
  61
  62     @Override
  63     public void initialize() {
  64         var localConfig = this.config = getConfigAs(BoschSHCConfiguration.class);
  65         String stateId = localConfig.id;
  66         if (stateId == null || stateId.isBlank()) {
  67             this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
  68                     "@text/offline.conf-error.empty-state-id");
  69             return;
  70         }
  71
  72         // Try to get state info to make sure the state exists
  73         try {
  74             var bridgeHandler = this.getBridgeHandler();
  75             var info = bridgeHandler.getUserStateInfo(stateId);
  76             logger.trace("User-defined state initialized:\n{}", info);
  77         } catch (TimeoutException | ExecutionException | BoschSHCException e) {
  78             this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, e.getMessage());
  79             return;
  80         } catch (InterruptedException e) {
  81             Thread.currentThread().interrupt();
  82             this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, e.getMessage());
  83             return;
  84         }
  85         super.initialize();
  86     }
  87
  88     @Override
  89     public @Nullable String getBoschID() {
  90         if (config != null) {
  91             return config.id;
  92         }
  93
  94         return null;
  95     }
  96
  97     @Override
  98     protected void initializeServices() throws BoschSHCException {
  99         super.initializeServices();
 100
 101         logger.debug("Initializing service for UserStateHandler");
 102         this.registerService(userStateService, this::updateChannels, List.of(CHANNEL_USER_DEFINED_STATE), true);
 103     }
 104
 105     @Override
 106     public void handleCommand(ChannelUID channelUID, Command command) {
 107         super.handleCommand(channelUID, command);
 108
 109         if (channelUID.getId().equals(CHANNEL_USER_DEFINED_STATE) && (command instanceof OnOffType onOffCommand)) {
 110             updateUserState(channelUID.getThingUID().getId(), onOffCommand);
 111         }
 112     }
 113
 114     private void updateUserState(String stateId, OnOffType userState) {
 115         UserStateServiceState serviceState = new UserStateServiceState();
 116         serviceState.setState(userState == OnOffType.ON);
 117         try {
 118             getBridgeHandler().putState(stateId, "", serviceState);
 119         } catch (BoschSHCException | ExecutionException | TimeoutException e) {
 120             this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR,
 121                     String.format("Error while putting user-defined state for %s", stateId));
 122         } catch (InterruptedException e) {
 123             Thread.currentThread().interrupt();
 124             this.updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR,
 125                     String.format("Error while putting user-defined state for %s", stateId));
 126         }
 127     }
 128
 129     private void updateChannels(UserStateServiceState userState) {
 130         super.updateState(CHANNEL_USER_DEFINED_STATE, userState.toOnOffType());
 131     }
 132
 133     @Override
 134     public void processUpdate(String serviceName, @Nullable JsonElement stateData) {
 135         super.processUpdate("UserDefinedState", stateData);
 136     }
 137 }