jiti-meet/react/features/etherpad/middleware.js

76 lines
2.3 KiB
JavaScript

// @flow
import UIEvents from '../../../service/UI/UIEvents';
import { getCurrentConference } from '../base/conference';
import { setActiveModalId } from '../base/modal';
import { MiddlewareRegistry, StateListenerRegistry } from '../base/redux';
import { TOGGLE_DOCUMENT_EDITING } from './actionTypes';
import { setDocumentEditingState, setDocumentUrl } from './actions';
import { SHARE_DOCUMENT_VIEW_ID } from './constants';
declare var APP: Object;
const ETHERPAD_COMMAND = 'etherpad';
/**
* Middleware that captures actions related to collaborative document editing
* and notifies components not hooked into redux.
*
* @param {Store} store - The redux store.
* @returns {Function}
*/
// eslint-disable-next-line no-unused-vars
MiddlewareRegistry.register(({ dispatch, getState }) => next => action => {
switch (action.type) {
case TOGGLE_DOCUMENT_EDITING: {
if (typeof APP === 'undefined') {
const editing = !getState()['features/etherpad'].editing;
dispatch(setDocumentEditingState(editing));
if (editing) {
dispatch(setActiveModalId(SHARE_DOCUMENT_VIEW_ID));
} else if (getState()['features/base/modal'].activeModalId === SHARE_DOCUMENT_VIEW_ID) {
dispatch(setActiveModalId(undefined));
}
} else {
APP.UI.emitEvent(UIEvents.ETHERPAD_CLICKED);
}
break;
}
}
return next(action);
});
/**
* Set up state change listener to perform maintenance tasks when the conference
* is left or failed, e.g. clear messages or close the chat modal if it's left
* open.
*/
StateListenerRegistry.register(
state => getCurrentConference(state),
(conference, { dispatch, getState }, previousConference) => {
if (conference) {
conference.addCommandListener(ETHERPAD_COMMAND,
({ value }) => {
let url;
const { etherpad_base: etherpadBase } = getState()['features/base/config'];
if (etherpadBase) {
const u = new URL(value, etherpadBase);
url = u.toString();
}
dispatch(setDocumentUrl(url));
}
);
}
if (previousConference) {
dispatch(setDocumentUrl(undefined));
}
});