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   1 /**
   2  * Copyright (c) 2010-2024 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.electroluxair.internal.handler;
  14
  15 import static org.openhab.binding.electroluxair.internal.ElectroluxAirBindingConstants.*;
  16
  17 import java.util.Collection;
  18 import java.util.Map;
  19 import java.util.Set;
  20 import java.util.concurrent.ConcurrentHashMap;
  21 import java.util.concurrent.ScheduledFuture;
  22 import java.util.concurrent.TimeUnit;
  23
  24 import org.eclipse.jdt.annotation.NonNullByDefault;
  25 import org.eclipse.jdt.annotation.Nullable;
  26 import org.eclipse.jetty.client.HttpClient;
  27 import org.openhab.binding.electroluxair.internal.ElectroluxAirBridgeConfiguration;
  28 import org.openhab.binding.electroluxair.internal.api.ElectroluxDeltaAPI;
  29 import org.openhab.binding.electroluxair.internal.discovery.ElectroluxAirDiscoveryService;
  30 import org.openhab.binding.electroluxair.internal.dto.ElectroluxPureA9DTO;
  31 import org.openhab.core.thing.Bridge;
  32 import org.openhab.core.thing.ChannelUID;
  33 import org.openhab.core.thing.ThingStatus;
  34 import org.openhab.core.thing.ThingStatusDetail;
  35 import org.openhab.core.thing.ThingTypeUID;
  36 import org.openhab.core.thing.binding.BaseBridgeHandler;
  37 import org.openhab.core.thing.binding.ThingHandlerService;
  38 import org.openhab.core.types.Command;
  39 import org.openhab.core.types.RefreshType;
  40
  41 import com.google.gson.Gson;
  42
  43 /**
  44  * The {@link ElectroluxAirBridgeHandler} is responsible for handling commands, which are
  45  * sent to one of the channels.
  46  *
  47  * @author Jan Gustafsson - Initial contribution
  48  */
  49 @NonNullByDefault
  50 public class ElectroluxAirBridgeHandler extends BaseBridgeHandler {
  51
  52     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = Set.of(THING_TYPE_BRIDGE);
  53
  54     private int refreshTimeInSeconds = 300;
  55
  56     private final Gson gson;
  57     private final HttpClient httpClient;
  58     private final Map<String, ElectroluxPureA9DTO> electroluxAirThings = new ConcurrentHashMap<>();
  59
  60     private @Nullable ElectroluxDeltaAPI api;
  61     private @Nullable ScheduledFuture<?> refreshJob;
  62
  63     public ElectroluxAirBridgeHandler(Bridge bridge, HttpClient httpClient, Gson gson) {
  64         super(bridge);
  65         this.httpClient = httpClient;
  66         this.gson = gson;
  67     }
  68
  69     @Override
  70     public void initialize() {
  71         ElectroluxAirBridgeConfiguration config = getConfigAs(ElectroluxAirBridgeConfiguration.class);
  72
  73         ElectroluxDeltaAPI electroluxDeltaAPI = new ElectroluxDeltaAPI(config, gson, httpClient);
  74         refreshTimeInSeconds = config.refresh;
  75
  76         if (config.username == null || config.password == null) {
  77             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
  78                     "Configuration of username, password is mandatory");
  79         } else if (refreshTimeInSeconds < 0) {
  80             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
  81                     "Refresh time cannot be negative!");
  82         } else {
  83             try {
  84                 this.api = electroluxDeltaAPI;
  85                 scheduler.execute(() -> {
  86                     updateStatus(ThingStatus.UNKNOWN);
  87                     startAutomaticRefresh();
  88
  89                 });
  90             } catch (RuntimeException e) {
  91                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
  92             }
  93         }
  94     }
  95
  96     public Map<String, ElectroluxPureA9DTO> getElectroluxAirThings() {
  97         return electroluxAirThings;
  98     }
  99
 100     @Override
 101     public Collection<Class<? extends ThingHandlerService>> getServices() {
 102         return Set.of(ElectroluxAirDiscoveryService.class);
 103     }
 104
 105     @Override
 106     public void dispose() {
 107         stopAutomaticRefresh();
 108     }
 109
 110     public @Nullable ElectroluxDeltaAPI getElectroluxDeltaAPI() {
 111         return api;
 112     }
 113
 114     private boolean refreshAndUpdateStatus() {
 115         if (api != null) {
 116             if (api.refresh(electroluxAirThings)) {
 117                 getThing().getThings().stream().forEach(thing -> {
 118                     ElectroluxAirHandler handler = (ElectroluxAirHandler) thing.getHandler();
 119                     if (handler != null) {
 120                         handler.update();
 121                     }
 122                 });
 123                 updateStatus(ThingStatus.ONLINE);
 124                 return true;
 125             } else {
 126                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR);
 127             }
 128         }
 129         return false;
 130     }
 131
 132     private void startAutomaticRefresh() {
 133         ScheduledFuture<?> refreshJob = this.refreshJob;
 134         if (refreshJob == null || refreshJob.isCancelled()) {
 135             this.refreshJob = scheduler.scheduleWithFixedDelay(this::refreshAndUpdateStatus, 0, refreshTimeInSeconds,
 136                     TimeUnit.SECONDS);
 137         }
 138     }
 139
 140     private void stopAutomaticRefresh() {
 141         ScheduledFuture<?> refreshJob = this.refreshJob;
 142         if (refreshJob != null) {
 143             refreshJob.cancel(true);
 144             this.refreshJob = null;
 145         }
 146     }
 147
 148     @Override
 149     public void handleCommand(ChannelUID channelUID, Command command) {
 150         if (CHANNEL_STATUS.equals(channelUID.getId()) && command instanceof RefreshType) {
 151             scheduler.schedule(this::refreshAndUpdateStatus, 1, TimeUnit.SECONDS);
 152         }
 153     }
 154 }