jiti-meet/react/features/external-api/subscriber.js

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JavaScript
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// @flow
import { getLocalParticipant } from '../base/participants';
import { StateListenerRegistry } from '../base/redux';
import { appendSuffix } from '../display-name';
import { shouldDisplayTileView } from '../video-layout';
declare var APP: Object;
/**
* StateListenerRegistry provides a reliable way of detecting changes to
* preferred layout state and dispatching additional actions.
*/
StateListenerRegistry.register(
/* selector */ state => shouldDisplayTileView(state),
/* listener */ displayTileView => {
APP.API.notifyTileViewChanged(displayTileView);
});
StateListenerRegistry.register(
/* selector */ state => state['features/base/settings'].displayName,
/* listener */ (displayName, store) => {
const localParticipant = getLocalParticipant(store.getState());
const { defaultLocalDisplayName } = store.getState()['features/base/config'];
// Initial setting of the display name occurs happens on app
// initialization, before the local participant is ready. The initial
// settings is not desired to be fired anyways, only changes.
if (localParticipant) {
const { id } = localParticipant;
APP.API.notifyDisplayNameChanged(id, {
displayName,
formattedDisplayName: appendSuffix(
displayName,
defaultLocalDisplayName
)
});
}
});
/**
* Updates the on stage participant value.
*/
StateListenerRegistry.register(
/* selector */ state => state['features/large-video'].participantId,
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/* listener */ participantId => {
APP.API.notifyOnStageParticipantChanged(participantId);
}
);