bigbluebutton-Github/bigbluebutton-html5/imports/api/annotations/server/handlers/whiteboardUndo.js
Oswaldo Acauan ec07b4434d Change cursor and annotation to user streams and add optimistic updates
WIP | Use streams to cursor and optimistic updates

WIP | Use streamss to whiteboard and optimistic updates

WIP | Remove fake delay

Add two way batching (server/client client/server)

Fix null userId exception and remove logs

wip

Add two way batching (server/client client/server) for cursor

Remove message frequency from draw-listeners component since we handle on message publication

Handle clear and undo messages
2018-05-28 14:46:14 -03:00

16 lines
512 B
JavaScript
Executable File

import { check } from 'meteor/check';
import { AnnotationsStreamer } from '/imports/api/annotations';
import removeAnnotation from '../modifiers/removeAnnotation';
export default function handleWhiteboardUndo({ body }, meetingId) {
const whiteboardId = body.whiteboardId;
const shapeId = body.annotationId;
check(whiteboardId, String);
check(shapeId, String);
AnnotationsStreamer.emit('removed', { meetingId, whiteboardId, shapeId });
return removeAnnotation(meetingId, whiteboardId, shapeId);
}