67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
// @flow
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import { setAudioOnly } from '../conference';
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import { getLocalParticipant, participantUpdated } from '../participants';
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import { MiddlewareRegistry, toState } from '../redux';
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import { PROFILE_UPDATED } from './actionTypes';
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/**
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* The middleware of the feature base/profile. Distributes changes to the state
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* of base/profile to the states of other features computed from the state of
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* base/profile.
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*
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* @param {Store} store - The redux store.
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* @returns {Function}
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*/
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MiddlewareRegistry.register(store => next => action => {
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const result = next(action);
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switch (action.type) {
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case PROFILE_UPDATED:
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_updateLocalParticipant(store);
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_maybeSetAudioOnly(store, action);
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}
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return result;
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});
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/**
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* Updates {@code startAudioOnly} flag if it's updated in the profile.
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*
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* @param {Store} store - The redux store.
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* @param {Object} action - The redux action.
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* @private
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* @returns {void}
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*/
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function _maybeSetAudioOnly(
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{ dispatch },
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{ profile: { startAudioOnly } }) {
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if (typeof startAudioOnly === 'boolean') {
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dispatch(setAudioOnly(startAudioOnly));
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}
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}
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/**
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* Updates the local participant according to profile changes.
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*
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* @param {Store} store - The redux store.
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* @private
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* @returns {void}
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*/
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function _updateLocalParticipant(store) {
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const state = toState(store);
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const localParticipant = getLocalParticipant(state);
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const profile = state['features/base/profile'];
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store.dispatch(participantUpdated({
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// Identify that the participant to update i.e. the local participant:
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id: localParticipant && localParticipant.id,
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local: true,
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// Specify the updates to be applied to the identified participant:
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email: profile.email,
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name: profile.displayName
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}));
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}
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