yjs

• yjs/yjs
  • Shared data types for building collaborative software
• Providers
  • y-webrtc
  • y-websocket
  • y-indexeddb
  • y-libp2p
  • y-dat
• 参考
  • https://github.com/yjs/yjs/blob/main/INTERNALS.md
  • YousefED/Matrix-CRDT
    • Matrix-CRDT Yjs provider
    • MSC2477: User-defined ephemeral events in rooms #2477

import * as Y from 'yjs'

const ydoc = new Y.Doc()
const ymap = ydoc.getMap()
ymap.set('keyA', 'valueA')

const ydocRemote = new Y.Doc()
const ymapRemote = ydocRemote.getMap()
ymapRemote.set('keyB', 'valueB')

const update = Y.encodeStateAsUpdate(ydocRemote)
Y.applyUpdate(ydoc, update)

console.log(ymap.toJSON()) // => { keyA: 'valueA', keyB: 'valueB' }