141 lines
3.1 KiB
JavaScript
141 lines
3.1 KiB
JavaScript
import { combineReducers } from 'redux';
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import { ReducerRegistry } from '../redux';
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import {
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SET_AUDIO_AVAILABLE,
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SET_AUDIO_MUTED,
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SET_CAMERA_FACING_MODE,
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SET_VIDEO_AVAILABLE,
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SET_VIDEO_MUTED,
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TOGGLE_CAMERA_FACING_MODE
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} from './actionTypes';
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import { CAMERA_FACING_MODE } from './constants';
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/**
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* Media state object for local audio.
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*
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* @typedef {Object} AudioMediaState
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* @property {boolean} muted=false - Audio muted state.
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*/
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/**
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* Initial state for local audio.
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*
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* @type {AudioMediaState}
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*/
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const AUDIO_INITIAL_MEDIA_STATE = {
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available: true,
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muted: false
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};
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/**
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* Reducer for audio media state.
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*
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* @param {AudioMediaState} state - Media state of local audio.
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* @param {Object} action - Action object.
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* @param {string} action.type - Type of action.
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* @private
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* @returns {AudioMediaState}
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*/
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function _audio(state = AUDIO_INITIAL_MEDIA_STATE, action) {
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switch (action.type) {
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case SET_AUDIO_AVAILABLE:
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return {
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...state,
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available: action.available
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};
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case SET_AUDIO_MUTED:
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return {
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...state,
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muted: action.muted
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};
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default:
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return state;
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}
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}
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/**
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* Media state object for local video.
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*
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* @typedef {Object} VideoMediaState
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* @property {CAMERA_FACING_MODE} facingMode='user' - Camera facing mode.
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* @property {boolean} muted=false - Video muted state.
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*/
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/**
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* Initial state for video.
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*
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* @type {VideoMediaState}
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*/
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const VIDEO_INITIAL_MEDIA_STATE = {
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available: true,
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facingMode: CAMERA_FACING_MODE.USER,
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muted: 0
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};
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/**
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* Reducer for camera media state.
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*
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* @param {VideoMediaState} state - Media state of local video.
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* @param {Object} action - Action object.
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* @param {string} action.type - Type of action.
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* @private
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* @returns {VideoMediaState}
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*/
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function _video(state = VIDEO_INITIAL_MEDIA_STATE, action) {
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switch (action.type) {
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case SET_CAMERA_FACING_MODE:
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return {
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...state,
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facingMode: action.cameraFacingMode
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};
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case SET_VIDEO_AVAILABLE:
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return {
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...state,
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available: action.available
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};
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case SET_VIDEO_MUTED:
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return {
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...state,
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muted: action.muted
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};
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case TOGGLE_CAMERA_FACING_MODE: {
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let cameraFacingMode = state.facingMode;
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cameraFacingMode
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= cameraFacingMode === CAMERA_FACING_MODE.USER
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? CAMERA_FACING_MODE.ENVIRONMENT
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: CAMERA_FACING_MODE.USER;
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return {
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...state,
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facingMode: cameraFacingMode
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};
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}
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default:
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return state;
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}
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}
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/**
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* Listen for various actions related to media devices.
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*
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* @param {Object} state - State of media devices.
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* @param {Object} action - Action object.
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* @param {string} action.type - Type of action.
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* @param {Object} action.media - Information about media devices to be
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* modified.
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* @returns {Object}
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*/
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ReducerRegistry.register('features/base/media', combineReducers({
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audio: _audio,
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video: _video
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}));
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