feat(android): added fetch help center collections method

Author: piotr pietruszewski

android/src/main/java/com/intercom/reactnative/IntercomModule.java

@@ -7,21 +7,28 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
+import com.facebook.react.bridge.Arguments;
 import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
 import com.facebook.react.module.annotations.ReactModule;
+import com.facebook.react.bridge.WritableMap;
+import com.facebook.react.bridge.WritableArray;
 import com.google.firebase.messaging.RemoteMessage;
 
+import org.jetbrains.annotations.NotNull;
+
 import java.util.List;
 import java.util.Map;
 
 import io.intercom.android.sdk.Intercom;
 import io.intercom.android.sdk.UserAttributes;
 import io.intercom.android.sdk.api.ReactNativeHeaderInterceptor;
+import io.intercom.android.sdk.helpcenter.api.CollectionRequestCallback;
+import io.intercom.android.sdk.helpcenter.collections.HelpCenterCollection;
 import io.intercom.android.sdk.identity.Registration;
 import io.intercom.android.sdk.push.IntercomPushClient;
 
@@ -289,6 +296,47 @@ public void displayHelpCenterCollections(ReadableArray collectionsId, Promise pr
     }
   }
 
+  @ReactMethod
+  public void fetchHelpCenterCollections(Promise promise) {
+    try {
+
+      CollectionRequestCallback collectionRequestCallback = new CollectionRequestCallback() {
+        @Override
+        public void onComplete(@NotNull List<HelpCenterCollection> list) {
+          HelpCenterCollection[] returnArray = new HelpCenterCollection[list.size()];
+
+          returnArray = list.toArray(returnArray);
+          WritableArray promiseArray = Arguments.createArray();
+          for (HelpCenterCollection helpCenterCollection : returnArray) {
+            WritableMap item = Arguments.createMap();
+            item.putString("id", helpCenterCollection.getId());
+            item.putString("title", helpCenterCollection.getTitle());
+            item.putString("summary", helpCenterCollection.getSummary());
+            promiseArray.pushMap(item);
+          }
+          promise.resolve(promiseArray);
+        }
+
+        @Override
+        public void onError(int i) {
+          promise.reject(String.valueOf(i), "fetchHelpCenterCollections error");
+        }
+
+        @Override
+        public void onFailure() {
+          promise.reject("901", "fetchHelpCenterCollections faliure");
+        }
+      };
+
+      Intercom.client().fetchHelpCenterCollections(collectionRequestCallback);
+
+    } catch (Exception err) {
+      Log.e(NAME, "fetchHelpCenterCollections error:");
+      Log.e(NAME, err.toString());
+      promise.reject(IntercomErrorCodes.DISPLAY_HELP_CENTER_COLLECTIONS, err.toString());
+    }
+  }
+
   @ReactMethod
   public void displayCarousel(String carouselId, Promise promise) {
     try {

example/src/App.tsx

@@ -193,6 +193,20 @@ export default function App() {
             Intercom.displayHelpCenterCollections(COLLECTIONS);
           }}
         />
+        <Button
+          accessibilityLabel="fetch-help-center-collections"
+          disabled={!loggedUser}
+          title="Fetch Help Center Collections"
+          onPress={() => {
+            Intercom.fetchHelpCenterCollections()
+              .then((items) => {
+                console.log(items);
+              })
+              .catch((e) => {
+                console.error(e);
+              });
+          }}
+        />
         <Button
           accessibilityLabel="display-carousel"
           disabled={!loggedUser}

src/index.tsx

@@ -77,7 +77,14 @@ export type Company = {
   plan?: string;
 };
 
+export type HelpCenterCollectionItem = {
+  id: string;
+  title: string;
+  summary: string;
+};
+
 export type IntercomType = {
+  fetchHelpCenterCollections: () => Promise<HelpCenterCollectionItem>;
   displayArticle(articleId: string): Promise<boolean>;
   displayCarousel(carouselId: string): Promise<boolean>;
   displayHelpCenter(): Promise<boolean>;
@@ -105,6 +112,7 @@ export type IntercomType = {
 };
 
 const Intercom = {
+  fetchHelpCenterCollections: () => IntercomModule.fetchHelpCenterCollections(),
   displayArticle: (articleId: string) =>
     IntercomModule.displayArticle(articleId),
   displayCarousel: (carouselId: string) =>