32 lines
1.0 KiB
TypeScript
32 lines
1.0 KiB
TypeScript
// server/ws/outputHub.ts
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type Listener = (chunk: string) => void;
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const MAX_BUFFER = 5000; // lignes/chunks gardés pour le rejeu
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export class OutputHub {
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private buffers = new Map<string, string[]>();
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private listeners = new Map<string, Set<Listener>>();
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publish(machineId: string, chunk: string): void {
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const buf = this.buffers.get(machineId) ?? [];
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buf.push(chunk);
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if (buf.length > MAX_BUFFER) buf.shift();
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this.buffers.set(machineId, buf);
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this.listeners.get(machineId)?.forEach((l) => l(chunk));
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}
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/** S'abonne et reçoit immédiatement le buffer existant (rejeu). */
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subscribe(machineId: string, listener: Listener): () => void {
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(this.buffers.get(machineId) ?? []).forEach((c) => listener(c));
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const set = this.listeners.get(machineId) ?? new Set();
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set.add(listener);
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this.listeners.set(machineId, set);
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return () => set.delete(listener);
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}
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clear(machineId: string): void {
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this.buffers.delete(machineId);
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}
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}
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export const outputHub = new OutputHub();
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