import { ReducerRegistry } from '../../base/redux'; import { _SET_IMMERSIVE_LISTENER } from './actionTypes'; const INITIAL_STATE = { listener: undefined }; ReducerRegistry.register( 'features/full-screen', (state = INITIAL_STATE, action) => { switch (action.type) { case _SET_IMMERSIVE_LISTENER: return { ...state, listener: action.listener }; } return state; });