* @param {Y.Doc} doc
(doc: Y.Doc)
| 45 | * @param {Y.Doc} doc |
| 46 | */ |
| 47 | constructor(doc: Y.Doc) { |
| 48 | super() |
| 49 | this.doc = doc |
| 50 | |
| 51 | this.clientID = doc.clientID |
| 52 | /** |
| 53 | * Maps from client id to client state |
| 54 | */ |
| 55 | this.states = new Map() |
| 56 | |
| 57 | this.meta = new Map() |
| 58 | this._checkInterval = setInterval(() => { |
| 59 | const now = time.getUnixTime() |
| 60 | if ( |
| 61 | this.getLocalState() !== null && |
| 62 | outdatedTimeout / 2 <= now - (this.meta.get(this.clientID)?.lastUpdated ?? 0) |
| 63 | ) { |
| 64 | // renew local clock |
| 65 | this.setLocalState(this.getLocalState()) |
| 66 | } |
| 67 | |
| 68 | const remove: number[] = [] |
| 69 | this.meta.forEach((meta: { lastUpdated: number }, clientid: number) => { |
| 70 | if ( |
| 71 | clientid !== this.clientID && |
| 72 | outdatedTimeout <= now - meta.lastUpdated && |
| 73 | this.states.has(clientid) |
| 74 | ) { |
| 75 | remove.push(clientid) |
| 76 | } |
| 77 | }) |
| 78 | if (remove.length > 0) { |
| 79 | removeAwarenessStates(this, remove, 'timeout') |
| 80 | } |
| 81 | }, math.floor(outdatedTimeout / 10)) |
| 82 | doc.on('destroy', () => { |
| 83 | this.destroy() |
| 84 | }) |
| 85 | this.setLocalState({}) |
| 86 | } |
| 87 | |
| 88 | destroy() { |
| 89 | this.emit('destroy', [this]) |
nothing calls this directly
no test coverage detected