feat(rn) remove use of externalAPIScope

Use the system broadcasting mechanism instead.

On Android I took the chance and removed the no longer needed
BaseReactView and implemented it on JitsiMeetView instead.
This commit is contained in:
Saúl Ibarra Corretgé 2022-07-05 11:40:03 +02:00 committed by GitHub
parent b41c71e80b
commit cbe3d6d505
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10 changed files with 79 additions and 651 deletions

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@ -1,240 +0,0 @@
/*
* Copyright @ 2018-present 8x8, Inc.
* Copyright @ 2018 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jitsi.meet.sdk;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.util.AttributeSet;
import android.widget.FrameLayout;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.facebook.react.ReactRootView;
import com.facebook.react.bridge.ReadableMap;
import com.rnimmersive.RNImmersiveModule;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import java.util.WeakHashMap;
/**
* Base class for all views which are backed by a React Native view.
*/
public abstract class BaseReactView<ListenerT>
extends FrameLayout {
/**
* Background color used by {@code BaseReactView} and the React Native root
* view.
*/
protected static int BACKGROUND_COLOR = 0xFF111111;
/**
* The collection of all existing {@code BaseReactView}s. Used to find the
* {@code BaseReactView} when delivering events coming from
* {@link ExternalAPIModule}.
*/
static final Set<BaseReactView> views
= Collections.newSetFromMap(new WeakHashMap<BaseReactView, Boolean>());
/**
* Finds a {@code BaseReactView} which matches a specific external API
* scope.
*
* @param externalAPIScope - The external API scope associated with the
* {@code BaseReactView} to find.
* @return The {@code BaseReactView}, if any, associated with the specified
* {@code externalAPIScope}; otherwise, {@code null}.
*/
public static BaseReactView findViewByExternalAPIScope(
String externalAPIScope) {
synchronized (views) {
for (BaseReactView view : views) {
if (view.externalAPIScope.equals(externalAPIScope)) {
return view;
}
}
}
return null;
}
/**
* Gets all registered React views.
*
* @return An {@link ArrayList} containing all views currently held by React.
*/
static ArrayList<BaseReactView> getViews() {
return new ArrayList<>(views);
}
/**
* The unique identifier of this {@code BaseReactView} within the process
* for the purposes of {@link ExternalAPIModule}. The name scope was
* inspired by postis which we use on Web for the similar purposes of the
* iframe-based external API.
*/
protected String externalAPIScope;
/**
* The listener (e.g. {@link JitsiMeetViewListener}) instance for reporting
* events occurring in Jitsi Meet.
*/
@Deprecated
private ListenerT listener;
/**
* React Native root view.
*/
private ReactRootView reactRootView;
public BaseReactView(@NonNull Context context) {
super(context);
initialize((Activity)context);
}
public BaseReactView(Context context, AttributeSet attrs) {
super(context, attrs);
initialize((Activity)context);
}
public BaseReactView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
initialize((Activity)context);
}
/**
* Creates the {@code ReactRootView} for the given app name with the given
* props. Once created it's set as the view of this {@code FrameLayout}.
*
* @param appName - The name of the "app" (in React Native terms) to load.
* @param props - The React Component props to pass to the app.
*/
public void createReactRootView(String appName, @Nullable Bundle props) {
if (props == null) {
props = new Bundle();
}
props.putString("externalAPIScope", externalAPIScope);
if (reactRootView == null) {
reactRootView = new ReactRootView(getContext());
reactRootView.startReactApplication(
ReactInstanceManagerHolder.getReactInstanceManager(),
appName,
props);
reactRootView.setBackgroundColor(BACKGROUND_COLOR);
addView(reactRootView);
} else {
reactRootView.setAppProperties(props);
}
}
/**
* Releases the React resources (specifically the {@link ReactRootView})
* associated with this view.
*
* MUST be called when the {@link Activity} holding this view is destroyed,
* typically in the {@code onDestroy} method.
*/
public void dispose() {
if (reactRootView != null) {
removeView(reactRootView);
reactRootView.unmountReactApplication();
reactRootView = null;
}
}
/**
* Gets the listener set on this {@code BaseReactView}.
*
* @return The listener set on this {@code BaseReactView}.
*/
@Deprecated
public ListenerT getListener() {
return listener;
}
/**
* Abstract method called by {@link ExternalAPIModule} when an event is
* received for this view.
*
* @param name - The name of the event.
* @param data - The details of the event associated with/specific to the
* specified {@code name}.
*/
@Deprecated
protected abstract void onExternalAPIEvent(String name, ReadableMap data);
@Deprecated
protected void onExternalAPIEvent(
Map<String, Method> listenerMethods,
String name, ReadableMap data) {
ListenerT listener = getListener();
if (listener != null) {
ListenerUtils.runListenerMethod(
listener, listenerMethods, name, data);
}
}
/**
* Called when the window containing this view gains or loses focus.
*
* @param hasFocus If the window of this view now has focus, {@code true};
* otherwise, {@code false}.
*/
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
// https://github.com/mockingbot/react-native-immersive#restore-immersive-state
RNImmersiveModule immersive = RNImmersiveModule.getInstance();
if (hasFocus && immersive != null) {
immersive.emitImmersiveStateChangeEvent();
}
}
/**
* Sets a specific listener on this {@code BaseReactView}.
*
* @param listener The listener to set on this {@code BaseReactView}.
*/
@Deprecated
public void setListener(ListenerT listener) {
this.listener = listener;
}
private void initialize(Activity activity) {
setBackgroundColor(BACKGROUND_COLOR);
ReactInstanceManagerHolder.initReactInstanceManager(activity);
// Hook this BaseReactView into ExternalAPI.
externalAPIScope = UUID.randomUUID().toString();
synchronized (views) {
views.add(this);
}
}
}

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@ -102,31 +102,18 @@ class ExternalAPIModule extends ReactContextBaseJavaModule {
/**
* Dispatches an event that occurred on the JavaScript side of the SDK to
* the specified {@link BaseReactView}'s listener.
* the native side.
*
* @param name The name of the event.
* @param data The details/specifics of the event to send determined
* by/associated with the specified {@code name}.
* @param scope
*/
@ReactMethod
public void sendEvent(String name, ReadableMap data, String scope) {
public void sendEvent(String name, ReadableMap data) {
// Keep track of the current ongoing conference.
OngoingConferenceTracker.getInstance().onExternalAPIEvent(name, data);
// The JavaScript App needs to provide uniquely identifying information
// to the native ExternalAPI module so that the latter may match the
// former to the native BaseReactView which hosts it.
BaseReactView view = BaseReactView.findViewByExternalAPIScope(scope);
if (view != null) {
JitsiMeetLogger.d(TAG + " Sending event: " + name + " with data: " + data);
try {
view.onExternalAPIEvent(name, data);
broadcastEmitter.sendBroadcast(name, data);
} catch (Exception e) {
JitsiMeetLogger.e(e, TAG + " onExternalAPIEvent: error sending event");
}
}
JitsiMeetLogger.d(TAG + " Sending event: " + name + " with data: " + data);
broadcastEmitter.sendBroadcast(name, data);
}
}

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@ -167,12 +167,9 @@ public class JitsiMeetActivity extends AppCompatActivity
}
}
public void leave() {
if (this.jitsiView != null) {
this.jitsiView .leave();
} else {
JitsiMeetLogger.w("Cannot leave, view is null");
}
protected void leave() {
Intent hangupBroadcastIntent = BroadcastIntentHelper.buildHangUpIntent();
LocalBroadcastManager.getInstance(getApplicationContext()).sendBroadcast(hangupBroadcastIntent);
}
private @Nullable

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@ -1,82 +0,0 @@
/*
* Copyright @ 2019-present 8x8, Inc.
* Copyright @ 2017-2018 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jitsi.meet.sdk;
import android.os.Bundle;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
/**
* Base {@link Fragment} for applications integrating Jitsi Meet at a higher level. It
* contains all the required wiring between the {@code JitsiMeetView} and
* the Fragment lifecycle methods already implemented.
*
* In this fragment we use a single {@code JitsiMeetView} instance. This
* instance gives us access to a view which displays the welcome page and the
* conference itself. All lifecycle methods associated with this Fragment are
* hooked to the React Native subsystem via proxy calls through the
* {@code JitsiMeetActivityDelegate} static methods.
*
* @deprecated use {@link JitsiMeetActivity} or directly {@link JitsiMeetView}
*/
@Deprecated
public class JitsiMeetFragment extends Fragment {
/**
* Instance of the {@link JitsiMeetView} which this activity will display.
*/
private JitsiMeetView view;
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater,
@Nullable ViewGroup container,
@Nullable Bundle savedInstanceState) {
return this.view = new JitsiMeetView(getActivity());
}
public JitsiMeetView getJitsiView() {
return view;
}
@Override
public void onDestroy() {
super.onDestroy();
JitsiMeetActivityDelegate.onHostDestroy(getActivity());
}
@Override
public void onResume() {
super.onResume();
JitsiMeetActivityDelegate.onHostResume(getActivity());
}
@Override
public void onStop() {
super.onStop();
JitsiMeetActivityDelegate.onHostPause(getActivity());
}
}

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@ -16,36 +16,33 @@
package org.jitsi.meet.sdk;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.util.AttributeSet;
import android.widget.FrameLayout;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.react.ReactRootView;
import com.rnimmersive.RNImmersiveModule;
import org.jitsi.meet.sdk.log.JitsiMeetLogger;
import java.lang.reflect.Method;
import java.util.Map;
public class JitsiMeetView extends BaseReactView<JitsiMeetViewListener>
implements OngoingConferenceTracker.OngoingConferenceListener {
public class JitsiMeetView extends FrameLayout {
/**
* The {@code Method}s of {@code JitsiMeetViewListener} by event name i.e.
* redux action types.
* Background color used by {@code BaseReactView} and the React Native root
* view.
*/
private static final Map<String, Method> LISTENER_METHODS
= ListenerUtils.mapListenerMethods(JitsiMeetViewListener.class);
private static final int BACKGROUND_COLOR = 0xFF111111;
/**
* The URL of the current conference.
* React Native root view.
*/
// XXX Currently, one thread writes and one thread reads, so it should be
// fine to have this field volatile without additional synchronization.
private volatile String url;
private ReactRootView reactRootView;
/**
* Helper method to recursively merge 2 {@link Bundle} objects representing React Native props.
@ -109,10 +106,19 @@ public class JitsiMeetView extends BaseReactView<JitsiMeetViewListener>
initialize(context);
}
@Override
/**
* Releases the React resources (specifically the {@link ReactRootView})
* associated with this view.
*
* MUST be called when the {@link Activity} holding this view is destroyed,
* typically in the {@code onDestroy} method.
*/
public void dispose() {
OngoingConferenceTracker.getInstance().removeListener(this);
super.dispose();
if (reactRootView != null) {
removeView(reactRootView);
reactRootView.unmountReactApplication();
reactRootView = null;
}
}
/**
@ -130,8 +136,7 @@ public class JitsiMeetView extends BaseReactView<JitsiMeetViewListener>
PictureInPictureModule.class);
if (pipModule != null
&& pipModule.isPictureInPictureSupported()
&& !JitsiMeetActivityDelegate.arePermissionsBeingRequested()
&& this.url != null) {
&& !JitsiMeetActivityDelegate.arePermissionsBeingRequested()) {
try {
pipModule.enterPictureInPicture();
} catch (RuntimeException re) {
@ -151,10 +156,40 @@ public class JitsiMeetView extends BaseReactView<JitsiMeetViewListener>
}
/**
* Leaves the currently active conference.
* Creates the {@code ReactRootView} for the given app name with the given
* props. Once created it's set as the view of this {@code FrameLayout}.
*
* @param appName - The name of the "app" (in React Native terms) to load.
* @param props - The React Component props to pass to the app.
*/
public void leave() {
setProps(new Bundle());
private void createReactRootView(String appName, @Nullable Bundle props) {
if (props == null) {
props = new Bundle();
}
if (reactRootView == null) {
reactRootView = new ReactRootView(getContext());
reactRootView.startReactApplication(
ReactInstanceManagerHolder.getReactInstanceManager(),
appName,
props);
reactRootView.setBackgroundColor(BACKGROUND_COLOR);
addView(reactRootView);
} else {
reactRootView.setAppProperties(props);
}
}
private void initialize(@NonNull Context context) {
// Check if the parent Activity implements JitsiMeetActivityInterface,
// otherwise things may go wrong.
if (!(context instanceof JitsiMeetActivityInterface)) {
throw new RuntimeException("Enclosing Activity must implement JitsiMeetActivityInterface");
}
setBackgroundColor(BACKGROUND_COLOR);
ReactInstanceManagerHolder.initReactInstanceManager((Activity) context);
}
/**
@ -179,46 +214,27 @@ public class JitsiMeetView extends BaseReactView<JitsiMeetViewListener>
createReactRootView("App", props);
}
/**
* Handler for {@link OngoingConferenceTracker} events.
* @param conferenceUrl
*/
@Override
public void onCurrentConferenceChanged(String conferenceUrl) {
// This property was introduced in order to address
// an exception in the Picture-in-Picture functionality which arose
// because of delays related to bridging between JavaScript and Java. To
// reduce these delays do not wait for the call to be transferred to the
// UI thread.
this.url = conferenceUrl;
}
/**
* Handler for {@link ExternalAPIModule} events.
*
* @param name The name of the event.
* @param data The details/specifics of the event to send determined
* by/associated with the specified {@code name}.
*/
@Override
@Deprecated
protected void onExternalAPIEvent(String name, ReadableMap data) {
onExternalAPIEvent(LISTENER_METHODS, name, data);
}
@Override
protected void onDetachedFromWindow() {
dispose();
super.onDetachedFromWindow();
}
private void initialize(@NonNull Context context) {
// Check if the parent Activity implements JitsiMeetActivityInterface,
// otherwise things may go wrong.
if (!(context instanceof JitsiMeetActivityInterface)) {
throw new RuntimeException("Enclosing Activity must implement JitsiMeetActivityInterface");
}
/**
* Called when the window containing this view gains or loses focus.
*
* @param hasFocus If the window of this view now has focus, {@code true};
* otherwise, {@code false}.
*/
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
OngoingConferenceTracker.getInstance().addListener(this);
// https://github.com/mockingbot/react-native-immersive#restore-immersive-state
RNImmersiveModule immersive = RNImmersiveModule.getInstance();
if (hasFocus && immersive != null) {
immersive.emitImmersiveStateChangeEvent();
}
}
}

View File

@ -1,51 +0,0 @@
/*
* Copyright @ 2017-present Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jitsi.meet.sdk;
import java.util.Map;
/**
* Interface for listening to events coming from Jitsi Meet.
*/
@Deprecated
public interface JitsiMeetViewListener {
/**
* Called when a conference was joined.
*
* @param data Map with a "url" key with the conference URL.
*/
void onConferenceJoined(Map<String, Object> data);
/**
* Called when the active conference ends, be it because of user choice or
* because of a failure.
*
* @param data Map with an "error" key with the error and a "url" key with
* the conference URL. If the conference finished gracefully no `error`
* key will be present. The possible values for "error" are described here:
* https://github.com/jitsi/lib-jitsi-meet/blob/master/JitsiConnectionErrors.js
* https://github.com/jitsi/lib-jitsi-meet/blob/master/JitsiConferenceErrors.js
*/
void onConferenceTerminated(Map<String, Object> data);
/**
* Called before the conference is joined.
*
* @param data Map with a "url" key with the conference URL.
*/
void onConferenceWillJoin(Map<String, Object> data);
}

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@ -1,167 +0,0 @@
/*
* Copyright @ 2018-present Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jitsi.meet.sdk;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.react.bridge.ReadableMapKeySetIterator;
import com.facebook.react.bridge.UiThreadUtil;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.regex.Pattern;
/**
* Utility methods for helping with transforming {@link ExternalAPIModule}
* events into listener methods. Used with descendants of {@link BaseReactView}.
*/
@Deprecated
public final class ListenerUtils {
/**
* Extracts the methods defined in a listener and creates a mapping of this
* form: event name -> method.
*
* @param listener - The listener whose methods we want to slurp.
* @return A mapping with event names - methods.
*/
public static Map<String, Method> mapListenerMethods(Class listener) {
Map<String, Method> methods = new HashMap<>();
// Figure out the mapping between the listener methods
// and the events i.e. redux action types.
Pattern onPattern = Pattern.compile("^on[A-Z]+");
Pattern camelcasePattern = Pattern.compile("([a-z0-9]+)([A-Z0-9]+)");
for (Method method : listener.getDeclaredMethods()) {
// * The method must be public (because it is declared by an
// interface).
// * The method must be/return void.
if (!Modifier.isPublic(method.getModifiers())
|| !Void.TYPE.equals(method.getReturnType())) {
continue;
}
// * The method name must start with "on" followed by a
// capital/uppercase letter (in agreement with the camelcase
// coding style customary to Java in general and the projects of
// the Jitsi community in particular).
String name = method.getName();
if (!onPattern.matcher(name).find()) {
continue;
}
// * The method must accept/have exactly 1 parameter of a type
// assignable from HashMap.
Class<?>[] parameterTypes = method.getParameterTypes();
if (parameterTypes.length != 1
|| !parameterTypes[0].isAssignableFrom(HashMap.class)) {
continue;
}
// Convert the method name to an event name.
name
= camelcasePattern.matcher(name.substring(2))
.replaceAll("$1_$2")
.toUpperCase(Locale.ROOT);
methods.put(name, method);
}
return methods;
}
/**
* Executes the right listener method for the given event.
* NOTE: This function will run asynchronously on the UI thread.
*
* @param listener - The listener on which the method will be called.
* @param listenerMethods - Mapping with event names and the matching
* methods.
* @param eventName - Name of the event.
* @param eventData - Data associated with the event.
*/
public static void runListenerMethod(
final Object listener,
final Map<String, Method> listenerMethods,
final String eventName,
final ReadableMap eventData) {
// Make sure listener methods are invoked on the UI thread. It
// was requested by SDK consumers.
if (UiThreadUtil.isOnUiThread()) {
runListenerMethodOnUiThread(
listener, listenerMethods, eventName, eventData);
} else {
UiThreadUtil.runOnUiThread(new Runnable() {
@Override
public void run() {
runListenerMethodOnUiThread(
listener, listenerMethods, eventName, eventData);
}
});
}
}
/**
* Helper companion for {@link ListenerUtils#runListenerMethod} which runs
* in the UI thread.
*/
private static void runListenerMethodOnUiThread(
Object listener,
Map<String, Method> listenerMethods,
String eventName,
ReadableMap eventData) {
UiThreadUtil.assertOnUiThread();
Method method = listenerMethods.get(eventName);
if (method != null) {
try {
method.invoke(listener, toHashMap(eventData));
} catch (IllegalAccessException e) {
throw new RuntimeException(e);
} catch (InvocationTargetException e) {
throw new RuntimeException(e);
}
}
}
/**
* Initializes a new {@code HashMap} instance with the key-value
* associations of a specific {@code ReadableMap}.
*
* @param readableMap the {@code ReadableMap} specifying the key-value
* associations with which the new {@code HashMap} instance is to be
* initialized.
* @return a new {@code HashMap} instance initialized with the key-value
* associations of the specified {@code readableMap}.
*/
private static HashMap<String, Object> toHashMap(ReadableMap readableMap) {
HashMap<String, Object> hashMap = new HashMap<>();
for (ReadableMapKeySetIterator i = readableMap.keySetIterator();
i.hasNextKey();) {
String key = i.nextKey();
hashMap.put(key, readableMap.getString(key));
}
return hashMap;
}
}

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@ -26,14 +26,6 @@
static NSString *const PiPEnabledFeatureFlag = @"pip.enabled";
@interface JitsiMeetRenderingView ()
/**
* The unique identifier of this `JitsiMeetView` within the process for the
* purposes of `ExternalAPI`. The name scope was inspired by postis which we
* use on Web for the similar purposes of the iframe-based external API.
*/
@property (nonatomic, strong) NSString *externalAPIScope;
@end
@implementation JitsiMeetRenderingView {
@ -43,16 +35,6 @@ static NSString *const PiPEnabledFeatureFlag = @"pip.enabled";
RNRootView *rootView;
}
- (instancetype)init {
self = [super init];
if (self) {
// Hook this JitsiMeetView into ExternalAPI.
self.externalAPIScope = [NSUUID UUID].UUIDString;
}
return self;
}
/**
* Passes the given props to the React Native application. The props which we pass
* are a combination of 3 different sources:
@ -71,8 +53,6 @@ static NSString *const PiPEnabledFeatureFlag = @"pip.enabled";
featureFlags[PiPEnabledFeatureFlag] = @(self.isPiPEnabled);
}
props[@"externalAPIScope"] = self.externalAPIScope;
// This method is supposed to be imperative i.e. a second
// invocation with one and the same URL is expected to join the respective
// conference again if the first invocation was followed by leaving the

View File

@ -33,11 +33,6 @@ const DialogContainerWrapper = Platform.select({
*/
type Props = AbstractAppProps & {
/**
* Identifier for this app on the native side.
*/
externalAPIScope: string,
/**
* An object with the feature flags.
*/

View File

@ -3,7 +3,6 @@
import debounce from 'lodash/debounce';
import { NativeModules } from 'react-native';
import { getAppProp } from '../../base/app';
import { readyToClose } from '../external-api/actions';
@ -19,13 +18,7 @@ import { readyToClose } from '../external-api/actions';
* @returns {void}
*/
export function sendEvent(store: Object, name: string, data: Object) {
// The JavaScript App needs to provide uniquely identifying information to
// the native ExternalAPI module so that the latter may match the former to
// the native view which hosts it.
const externalAPIScope = getAppProp(store, 'externalAPIScope');
externalAPIScope
&& NativeModules.ExternalAPI.sendEvent(name, data, externalAPIScope);
NativeModules.ExternalAPI.sendEvent(name, data);
}
/**