jiti-meet/react/features/base/devices/reducer.js

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import {
ADD_PENDING_DEVICE_REQUEST,
REMOVE_PENDING_DEVICE_REQUESTS,
SET_AUDIO_INPUT_DEVICE,
SET_VIDEO_INPUT_DEVICE,
UPDATE_DEVICE_LIST
} from './actionTypes';
import { groupDevicesByKind } from './functions';
import { ReducerRegistry } from '../redux';
import logger from './logger';
const DEFAULT_STATE = {
availableDevices: {
audioInput: [],
audioOutput: [],
videoInput: []
},
pendingRequests: []
};
/**
* Logs the current device list.
*
* @param {Object} deviceList - Whatever is returned by {@link groupDevicesByKind}.
* @returns {string}
*/
function logDeviceList(deviceList) {
const devicesToStr = list => list.map(device => `\t\t${device.label}[${device.deviceId}]`).join('\n');
const audioInputs = devicesToStr(deviceList.audioInput);
const audioOutputs = devicesToStr(deviceList.audioOutput);
const videoInputs = devicesToStr(deviceList.videoInput);
logger.debug('Device list updated:\n'
+ `audioInput:\n${audioInputs}\n`
+ `audioOutput:\n${audioOutputs}\n`
+ `videoInput:\n${videoInputs}`);
}
/**
* Listen for actions which changes the state of known and used devices.
*
* @param {Object} state - The Redux state of the feature features/base/devices.
* @param {Object} action - Action object.
* @param {string} action.type - Type of action.
* @param {Array<MediaDeviceInfo>} action.devices - All available audio and
* video devices.
* @returns {Object}
*/
ReducerRegistry.register(
'features/base/devices',
(state = DEFAULT_STATE, action) => {
switch (action.type) {
case UPDATE_DEVICE_LIST: {
const deviceList = groupDevicesByKind(action.devices);
logDeviceList(deviceList);
return {
...state,
availableDevices: deviceList
};
}
case ADD_PENDING_DEVICE_REQUEST:
return {
...state,
pendingRequests: [
...state.pendingRequests,
action.request
]
};
case REMOVE_PENDING_DEVICE_REQUESTS:
return {
...state,
pendingRequests: [ ]
};
// TODO: Changing of current audio and video device id is currently handled outside of react/redux.
case SET_AUDIO_INPUT_DEVICE: {
logger.debug(`set audio input device: ${action.deviceId}`);
return state;
}
case SET_VIDEO_INPUT_DEVICE: {
logger.debug(`set video input device: ${action.deviceId}`);
return state;
}
default:
return state;
}
});