// @flow

import debounce from 'lodash/debounce';
import { NativeModules } from 'react-native';

import { getAppProp } from '../../base/app';
import { readyToClose } from '../external-api/actions';


/**
 * Sends a specific event to the native counterpart of the External API. Native
 * apps may listen to such events via the mechanisms provided by the (native)
 * mobile Jitsi Meet SDK.
 *
 * @param {Object} store - The redux store.
 * @param {string} name - The name of the event to send.
 * @param {Object} data - The details/specifics of the event to send determined
 * by/associated with the specified {@code name}.
 * @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);
}

/**
 * Debounced sending of `readyToClose`.
 */
export const _sendReadyToClose = debounce(dispatch => {
    dispatch(readyToClose());
}, 2500, { leading: true });