73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict-local
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* @format
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*/
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import type {EventSubscription} from '../vendor/emitter/EventEmitter';
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import NativeEventEmitter from '../EventEmitter/NativeEventEmitter';
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import NativeDevSettings from '../NativeModules/specs/NativeDevSettings';
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import Platform from '../Utilities/Platform';
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let DevSettings: {
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addMenuItem(title: string, handler: () => mixed): void,
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reload(reason?: string): void,
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onFastRefresh(): void,
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} = {
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addMenuItem(title: string, handler: () => mixed): void {},
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reload(reason?: string): void {},
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onFastRefresh(): void {},
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};
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type DevSettingsEventDefinitions = {
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didPressMenuItem: [{title: string}],
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};
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if (__DEV__) {
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const emitter = new NativeEventEmitter<DevSettingsEventDefinitions>(
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// T88715063: NativeEventEmitter only used this parameter on iOS. Now it uses it on all platforms, so this code was modified automatically to preserve its behavior
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// If you want to use the native module on other platforms, please remove this condition and test its behavior
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Platform.OS !== 'ios' ? null : NativeDevSettings,
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);
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const subscriptions = new Map<string, EventSubscription>();
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DevSettings = {
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addMenuItem(title: string, handler: () => mixed): void {
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// Make sure items are not added multiple times. This can
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// happen when hot reloading the module that registers the
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// menu items. The title is used as the id which means we
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// don't support multiple items with the same name.
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let subscription = subscriptions.get(title);
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if (subscription != null) {
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subscription.remove();
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} else {
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NativeDevSettings.addMenuItem(title);
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}
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subscription = emitter.addListener('didPressMenuItem', event => {
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if (event.title === title) {
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handler();
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}
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});
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subscriptions.set(title, subscription);
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},
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reload(reason?: string): void {
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if (NativeDevSettings.reloadWithReason != null) {
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NativeDevSettings.reloadWithReason(reason ?? 'Uncategorized from JS');
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} else {
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NativeDevSettings.reload();
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}
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},
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onFastRefresh(): void {
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NativeDevSettings.onFastRefresh?.();
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},
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};
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}
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module.exports = DevSettings;
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