jitsi_app_c0/react/features/base/lib-jitsi-meet/reducer.js

import { ReducerRegistry } from '../redux';

import {
    LIB_DISPOSED,
    LIB_INIT_ERROR,
    LIB_INITIALIZED,
    SET_CONFIG
} from './actionTypes';

/**
 * Initial state of 'features/base/lib-jitsi-meet'.
 *
 * @type {{
 *      initializationError: null,
 *      initialized: boolean
 * }}
 */
const INITIAL_STATE = {
    config: {
        // FIXME The support for audio levels in lib-jitsi-meet polls the
        // statistics of WebRTC at a short interval multiple times a second.
        // Unfortunately, React Native is slow to fetch these statistics from
        // the native WebRTC API, through the React Native bridge and eventually
        // to JavaScript. Because the audio levels are of no interest to the
        // mobile app, it is fastest to merely disable them.
        disableAudioLevels: true,

        // FIXME Lib-jitsi-meet uses HTML script elements to asynchronously load
        // certain pieces of JavaScript. Unfortunately, the technique doesn't
        // work on React Native (because there are no HTML elements in the first
        // place). Fortunately, these pieces of JavaScript currently involve
        // third parties and we can temporarily disable them (until we implement
        // an alternative to async script elements on React Native).
        disableThirdPartyRequests: true
    },
    initializationError: null,
    initialized: false
};

ReducerRegistry.register(
    'features/base/lib-jitsi-meet',
    (state = INITIAL_STATE, action) => {
        switch (action.type) {
        case LIB_DISPOSED:
            return INITIAL_STATE;

        case LIB_INIT_ERROR:
            return {
                ...state,
                initializationError: action.lib.error,
                initialized: false
            };

        case LIB_INITIALIZED:
            return {
                ...state,
                initializationError: null,
                initialized: true
            };

        case SET_CONFIG:
            return {
                ...state,
                config: {
                    ...action.config,
                    ...state.config
                }
            };

        default:
            return state;
        }
    });