64 lines
2.2 KiB
JavaScript
64 lines
2.2 KiB
JavaScript
import { PARTICIPANT_LEFT } from '../participants';
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import { MiddlewareRegistry } from '../redux';
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import { disposeLib, initLib } from './actions';
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import { SET_CONFIG } from './actionTypes';
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/**
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* Middleware that captures PARTICIPANT_LEFT action for a local participant
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* (which signalizes that we finally left the app) and disposes lib-jitsi-meet.
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* Also captures SET_CONFIG action and disposes previous instance (if any) of
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* lib-jitsi-meet, and initializes a new one with new config.
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*
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* @param {Store} store - Redux store.
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* @returns {Function}
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* @private
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*/
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MiddlewareRegistry.register(store => next => action => {
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switch (action.type) {
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case PARTICIPANT_LEFT:
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action.participant.local && store.dispatch(disposeLib());
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break;
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case SET_CONFIG:
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return _setConfig(store, next, action);
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}
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return next(action);
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});
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/**
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* Notifies the feature base/lib-jitsi-meet that the action SET_CONFIG is being
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* dispatched within a specific Redux store.
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*
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* @param {Store} store - The Redux store in which the specified action is being
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* dispatched.
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* @param {Dispatch} next - The Redux dispatch function to dispatch the
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* specified action to the specified store.
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* @param {Action} action - The Redux action SET_CONFIG which is being
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* dispatched in the specified store.
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* @returns {Object} The new state that is the result of the reduction of the
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* specified action.
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* @private
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*/
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function _setConfig(store, next, action) {
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const { dispatch, getState } = store;
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const { initialized } = getState()['features/base/lib-jitsi-meet'];
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// XXX Since the config is changing, the library lib-jitsi-meet must be
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// initialized again with the new config. Consequntly, it may need to be
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// disposed of first.
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// TODO Currently, disposeLib actually does not dispose of lib-jitsi-meet
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// because lib-jitsi-meet does not implement such functionality.
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const disposeLibPromise
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= initialized ? dispatch(disposeLib()) : Promise.resolve();
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// Let the new config into the Redux store (because initLib will read it
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// from there).
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const nextState = next(action);
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disposeLibPromise.then(dispatch(initLib()));
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return nextState;
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}
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