jiti-meet/react/features/filmstrip/middleware.web.js

96 lines
3.3 KiB
JavaScript

// @flow
import VideoLayout from '../../../modules/UI/videolayout/VideoLayout';
import { PARTICIPANT_JOINED, PARTICIPANT_LEFT } from '../base/participants';
import { MiddlewareRegistry } from '../base/redux';
import { CLIENT_RESIZED } from '../base/responsive-ui';
import { SETTINGS_UPDATED } from '../base/settings';
import {
getCurrentLayout,
LAYOUTS
} from '../video-layout';
import { SET_USER_FILMSTRIP_WIDTH } from './actionTypes';
import {
setFilmstripWidth,
setHorizontalViewDimensions,
setTileViewDimensions,
setVerticalViewDimensions
} from './actions';
import { DEFAULT_FILMSTRIP_WIDTH, MIN_STAGE_VIEW_WIDTH } from './constants';
import { updateRemoteParticipants, updateRemoteParticipantsOnLeave } from './functions';
import { isFilmstripResizable } from './functions.web';
import './subscriber';
/**
* The middleware of the feature Filmstrip.
*/
MiddlewareRegistry.register(store => next => action => {
if (action.type === PARTICIPANT_LEFT) {
// This has to be executed before we remove the participant from features/base/participants state in order to
// remove the related thumbnail component before we need to re-render it. If we do this after next()
// we will be in sitation where the participant exists in the remoteParticipants array in features/filmstrip
// but doesn't exist in features/base/participants state which will lead to rendering a thumbnail for
// non-existing participant.
updateRemoteParticipantsOnLeave(store, action.participant?.id);
}
const result = next(action);
switch (action.type) {
case CLIENT_RESIZED: {
const state = store.getState();
const layout = getCurrentLayout(state);
switch (layout) {
case LAYOUTS.TILE_VIEW: {
const { gridDimensions } = state['features/filmstrip'].tileViewDimensions;
store.dispatch(setTileViewDimensions(gridDimensions));
break;
}
case LAYOUTS.HORIZONTAL_FILMSTRIP_VIEW:
store.dispatch(setHorizontalViewDimensions());
break;
case LAYOUTS.VERTICAL_FILMSTRIP_VIEW:
store.dispatch(setVerticalViewDimensions());
break;
}
if (isFilmstripResizable(state)) {
const { width: filmstripWidth } = state['features/filmstrip'];
const { clientWidth } = action;
let width;
if (filmstripWidth.current > clientWidth - MIN_STAGE_VIEW_WIDTH) {
width = Math.max(clientWidth - MIN_STAGE_VIEW_WIDTH, DEFAULT_FILMSTRIP_WIDTH);
} else {
width = Math.min(clientWidth - MIN_STAGE_VIEW_WIDTH, filmstripWidth.userSet);
}
if (width !== filmstripWidth.current) {
store.dispatch(setFilmstripWidth(width));
}
}
break;
}
case PARTICIPANT_JOINED: {
updateRemoteParticipants(store, action.participant?.id);
break;
}
case SETTINGS_UPDATED: {
if (typeof action.settings?.localFlipX === 'boolean') {
// TODO: This needs to be removed once the large video is Reactified.
VideoLayout.onLocalFlipXChanged();
}
break;
}
case SET_USER_FILMSTRIP_WIDTH: {
VideoLayout.refreshLayout();
}
}
return result;
});