25 lines
680 B
JavaScript
25 lines
680 B
JavaScript
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// @flow
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import _ from 'lodash';
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import { StateListenerRegistry } from '../../base/redux';
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declare var APP: Object;
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/**
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* Notifies when the list of currently sharing participants changes.
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*/
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StateListenerRegistry.register(
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/* selector */ state =>
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state['features/base/tracks'].filter(tr => tr.videoType === 'desktop').map(t => t.participantId),
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/* listener */ (participantIDs, store, previousParticipantIDs) => {
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if (typeof APP !== 'object') {
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return;
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}
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if (!_.isEqual(_.sortBy(participantIDs), _.sortBy(previousParticipantIDs))) {
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APP.API.notifySharingParticipantsChanged(participantIDs);
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}
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}
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);
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