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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.ojelectronics.internal.services;
  14
  15 import java.util.List;
  16 import java.util.Objects;
  17 import java.util.concurrent.TimeUnit;
  18 import java.util.function.Consumer;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.eclipse.jetty.client.HttpClient;
  23 import org.eclipse.jetty.client.api.Request;
  24 import org.eclipse.jetty.client.api.Result;
  25 import org.eclipse.jetty.client.util.BufferingResponseListener;
  26 import org.eclipse.jetty.client.util.StringContentProvider;
  27 import org.eclipse.jetty.http.HttpHeader;
  28 import org.openhab.binding.ojelectronics.internal.ThermostatHandler;
  29 import org.openhab.binding.ojelectronics.internal.common.OJGSonBuilder;
  30 import org.openhab.binding.ojelectronics.internal.config.OJElectronicsBridgeConfiguration;
  31 import org.openhab.binding.ojelectronics.internal.models.SimpleResponseModel;
  32 import org.openhab.binding.ojelectronics.internal.models.thermostat.ThermostatModel;
  33 import org.openhab.binding.ojelectronics.internal.models.thermostat.UpdateThermostatRequestModel;
  34 import org.openhab.core.thing.Thing;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 import com.google.gson.Gson;
  39
  40 /**
  41  * Handles the update of the devices of a session
  42  *
  43  * @author Christian Kittel - Initial Contribution
  44  */
  45 @NonNullByDefault
  46 public final class UpdateService {
  47     private static final int REQUEST_TIMEOUT_MS = 10_000;
  48     private final Gson gson = OJGSonBuilder.getGSon();
  49     private final Logger logger = LoggerFactory.getLogger(UpdateService.class);
  50
  51     private final HttpClient httpClient;
  52     private final OJElectronicsBridgeConfiguration configuration;
  53     private final Runnable unauthorized;
  54     private final Consumer<@Nullable String> connectionLost;
  55
  56     public UpdateService(OJElectronicsBridgeConfiguration configuration, HttpClient httpClient,
  57             Consumer<@Nullable String> connectionLost, Runnable unauthorized) {
  58         this.configuration = configuration;
  59         this.httpClient = httpClient;
  60         this.unauthorized = unauthorized;
  61         this.connectionLost = connectionLost;
  62     }
  63
  64     /**
  65      * Sends all changes of all {@link ThermostatHandler} to the API
  66      *
  67      * @param things
  68      */
  69     public void updateAllThermostats(List<Thing> things) {
  70         new SignInService(configuration, httpClient).signIn((sessionId) -> updateAllThermostats(things, sessionId),
  71                 connectionLost, unauthorized);
  72     }
  73
  74     private void updateAllThermostats(List<Thing> things, String sessionId) {
  75         things.stream().filter(thing -> thing.getHandler() instanceof ThermostatHandler)
  76                 .map(thing -> (ThermostatHandler) thing.getHandler())
  77                 .map(handler -> handler.tryHandleAndGetUpdatedThermostat())
  78                 .forEach((thermostat) -> updateThermostat(thermostat, sessionId));
  79     }
  80
  81     private void updateThermostat(@Nullable ThermostatModel thermostat, String sessionId) {
  82         if (thermostat == null) {
  83             return;
  84         }
  85         String jsonPayload = gson.toJson(new UpdateThermostatRequestModel(thermostat).withApiKey(configuration.apiKey));
  86         Request request = httpClient.POST(configuration.getRestApiUrl() + "/Thermostat/UpdateThermostat")
  87                 .timeout(REQUEST_TIMEOUT_MS, TimeUnit.MILLISECONDS).param("sessionid", sessionId)
  88                 .header(HttpHeader.CONTENT_TYPE, "application/json").content(new StringContentProvider(jsonPayload));
  89         logger.trace("updateThermostat payload for themostat with serial {} is {}", thermostat.serialNumber,
  90                 jsonPayload);
  91
  92         request.send(new BufferingResponseListener() {
  93             @Override
  94             public void onComplete(@Nullable Result result) {
  95                 if (result != null) {
  96                     logger.trace("onComplete Http Status {} {}", result.getResponse().getStatus(), result);
  97                     if (result.isFailed()) {
  98                         logger.warn("updateThermostat failed for themostat with serial {}", thermostat.serialNumber);
  99                         return;
 100                     }
 101                     SimpleResponseModel responseModel = Objects
 102                             .requireNonNull(gson.fromJson(getContentAsString(), SimpleResponseModel.class));
 103                     if (responseModel.errorCode != 0) {
 104                         logger.warn("updateThermostat failed with errorCode {} for thermostat with serial {}",
 105                                 responseModel.errorCode, thermostat.serialNumber);
 106                     }
 107                 }
 108             }
 109         });
 110     }
 111 }