feat: add contexts functionality for android

Author: spoeck

android/src/main/java/de/innfactory/apiai/RNApiAiModule.java

@@ -8,9 +8,11 @@
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
 
 import java.util.HashMap;
 import java.util.Map;
+import java.util.List;
 
 import ai.api.AIListener;
 import ai.api.AIServiceException;
@@ -21,6 +23,8 @@
 import ai.api.model.AIRequest;
 import ai.api.model.AIResponse;
 import ai.api.model.Result;
+import ai.api.model.AIContext;
+import ai.api.RequestExtras;
 
 /**
  * Created by Anton Spöck on 2017-07-21
@@ -53,6 +57,7 @@ public class RNApiAiModule extends ReactContextBaseJavaModule implements AIListe
             AIConfiguration.SupportedLanguages.DEFAULT,
             AIConfiguration.RecognitionEngine.System);
     private AIDataService aiDataService;
+    private List<AIContext> contexts;
 
     private Callback onResultCallback;
     private Callback onErrorCallback;
@@ -77,6 +82,12 @@ public void setConfiguration(String clientAccessToken, String languageTag) {
         config = new AIConfiguration(clientAccessToken, AIConfiguration.SupportedLanguages.fromLanguageTag(languageTag), AIConfiguration.RecognitionEngine.System);
     }
 
+    @ReactMethod
+    public void setContextsAsJson(String contextsAsJson) {
+        Gson gson= new Gson();
+        contexts = gson.fromJson(contextsAsJson, new TypeToken<List<AIContext>>(){}.getType());
+    }
+
 
     @ReactMethod
     public void startListening(Callback onResult, Callback onError){//, Callback onListeningStarted, Callback onListeningCanceled,  Callback onListeningFinished,  Callback onAudioLevel) {
@@ -90,7 +101,18 @@ public void run() {
 
                 aiService = AIService.getService(getReactApplicationContext(), config);
                 aiService.setListener(RNApiAiModule.this);
-                aiService.startListening();
+
+                // set contexts
+                if (contexts != null) {
+                    RequestExtras requestExtras = new RequestExtras(contexts, null);
+                    aiService.startListening(requestExtras);
+                } else {
+
+                    // start listening without context
+                    aiService.startListening();
+                }
+
+
             }
         });
     }

example/index.android.js

@@ -23,7 +23,7 @@ export default class App extends Component {
       console.log(ApiAi);
 
       ApiAi.setConfiguration(
-          "INSERT_YOUR_CLENT_ACCESS_TOKEN_HERE", ApiAi.LANG_GERMAN
+          "INSERT_YOUR_CLENT_ACCESS_TOKEN_HERE ", ApiAi.LANG_GERMAN
       );
   }
 
@@ -40,6 +40,17 @@ export default class App extends Component {
               <View style={{flex: 1, padding: 10}}>
                   <Button title="Start Listening" onPress={() => {
 
+/*
+                      const contexts = [{
+                                       "name": "greetings",
+                                       "lifespan": 3,
+                                       "parameters": {
+                                          "name": "Sam"
+                                       }
+                                    }];
+
+                      ApiAi.setContexts(contexts);
+                      */
 
                       ApiAi.onListeningStarted(() => {
                           this.setState({listeningState: "started"});

example/package.json

@@ -9,7 +9,7 @@
   "dependencies": {
     "react": "16.0.0-alpha.12",
     "react-native": "0.47.1",
-    "react-native-api-ai": "^1.0.2"
+    "react-native-api-ai": "../"
   },
   "devDependencies": {
     "babel-jest": "20.0.3",

index.android.js

@@ -1,4 +1,11 @@
 'use strict';
 
 import { NativeModules } from 'react-native';
-module.exports = NativeModules.ApiAi;
+
+let ApiAi = NativeModules.ApiAi;
+
+ApiAi.setContexts = (contexts) => {
+    ApiAi.setContextsAsJson(JSON.stringify(contexts))
+}
+
+module.exports = ApiAi;