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fix websocket disconnect

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This commit is contained in:
Kevin Jahns 2019-12-06 00:59:59 +01:00
parent 69c7701741
commit c88b2b7407
1 changed files with 3 additions and 6 deletions
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9
src/y-websocket.js
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@ -232,17 +232,14 @@ export class WebsocketProvider extends Observable {
* @param {any} origin
*/
this._awarenessUpdateHandler = ({ added, updated, removed }, origin) => {
const changedClients = added.concat(updated).concat(removed)
const encoder = encoding.createEncoder()
encoding.writeVarUint(encoder, messageAwareness)
encoding.writeVarUint8Array(encoder, awarenessProtocol.encodeAwarenessUpdate(awareness, [doc.clientID]))
encoding.writeVarUint8Array(encoder, awarenessProtocol.encodeAwarenessUpdate(awareness, changedClients))
broadcastMessage(this, encoding.toUint8Array(encoder))
}
window.addEventListener('beforeunload', () => {
// broadcast message with local awareness state set to null (indicating disconnect)
const encoder = encoding.createEncoder()
encoding.writeVarUint(encoder, messageAwareness)
encoding.writeVarUint8Array(encoder, awarenessProtocol.encodeAwarenessUpdate(this.awareness, [this.doc.clientID], new Map()))
broadcastMessage(this, encoding.toUint8Array(encoder))
awarenessProtocol.removeAwarenessStates(this.awareness, [doc.clientID], 'window unload')
})
awareness.on('change', this._awarenessUpdateHandler)
this._checkInterval = setInterval(() => {