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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.function.Consumer;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.eclipse.jetty.client.HttpClient;
  20 import org.eclipse.jetty.client.api.Request;
  21 import org.eclipse.jetty.client.api.Result;
  22 import org.eclipse.jetty.client.util.BufferingResponseListener;
  23 import org.eclipse.jetty.client.util.StringContentProvider;
  24 import org.eclipse.jetty.http.HttpHeader;
  25 import org.openhab.binding.ojelectronics.internal.common.OJGSonBuilder;
  26 import org.openhab.binding.ojelectronics.internal.config.OJElectronicsBridgeConfiguration;
  27 import org.openhab.binding.ojelectronics.internal.models.RequestModelBase;
  28 import org.openhab.binding.ojelectronics.internal.models.userprofile.PostSignInQueryModel;
  29 import org.openhab.binding.ojelectronics.internal.models.userprofile.PostSignInResponseModel;
  30
  31 import com.google.gson.Gson;
  32
  33 /**
  34  * Handles the sign in process.
  35  *
  36  * @author Christian Kittel - Initial Contribution
  37  */
  38 @NonNullByDefault
  39 public class SignInService {
  40
  41     private final Gson gson = OJGSonBuilder.getGSon();
  42
  43     private final HttpClient httpClient;
  44     private final OJElectronicsBridgeConfiguration config;
  45
  46     /**
  47      * Creates a new instance of {@link SignInService}
  48      *
  49      * @param config configuration {@link OJElectronicsBridgeConfiguration}
  50      * @param httpClient HTTP client
  51      */
  52     public SignInService(OJElectronicsBridgeConfiguration config, HttpClient httpClient) {
  53         this.config = config;
  54         this.httpClient = httpClient;
  55     }
  56
  57     /**
  58      * Signing in
  59      *
  60      * @param signInDone This method is called if sign in process was successful.
  61      * @param connectionLosed This method is called if no connection could established.
  62      * @param unauthorized This method is called if the result is unauthorized.
  63      */
  64     public void signIn(Consumer<String> signInDone, Runnable connectionLosed, Runnable unauthorized) {
  65         Request request = httpClient.POST(config.apiUrl + "/UserProfile/SignIn")
  66                 .header(HttpHeader.CONTENT_TYPE, "application/json")
  67                 .content(new StringContentProvider(gson.toJson(getPostSignInQueryModel())));
  68
  69         request.send(new BufferingResponseListener() {
  70             @Override
  71             public void onComplete(@Nullable Result result) {
  72                 if (result == null || result.isFailed()) {
  73                     connectionLosed.run();
  74                     return;
  75                 }
  76                 if (result.getResponse().getStatus() == 200) {
  77                     PostSignInResponseModel signInModel = gson.fromJson(getContentAsString(),
  78                             PostSignInResponseModel.class);
  79                     if (signInModel == null || signInModel.errorCode != 0 || signInModel.sessionId.equals("")) {
  80                         unauthorized.run();
  81                         return;
  82                     }
  83                     signInDone.accept(signInModel.sessionId);
  84                     return;
  85                 }
  86
  87                 connectionLosed.run();
  88                 return;
  89             }
  90         });
  91     }
  92
  93     private RequestModelBase getPostSignInQueryModel() {
  94         return new PostSignInQueryModel().withClientSWVersion(config.softwareVersion).withCustomerId(config.customerId)
  95                 .withUserName(config.userName).withPassword(config.password).withApiKey(config.apiKey);
  96     }
  97 }