ntfy/web/src/app/Pruner.js
2022-03-03 16:52:07 -05:00

37 lines
1.1 KiB
JavaScript

import prefs from "./Prefs";
import subscriptionManager from "./SubscriptionManager";
const delayMillis = 15000; // 15 seconds
const intervalMillis = 1800000; // 30 minutes
class Pruner {
constructor() {
this.timer = null;
}
startWorker() {
if (this.timer !== null) {
return;
}
this.timer = setInterval(() => this.prune(), intervalMillis);
setTimeout(() => this.prune(), delayMillis);
}
async prune() {
const deleteAfterSeconds = await prefs.deleteAfter();
const pruneThresholdTimestamp = Math.round(Date.now()/1000) - deleteAfterSeconds;
if (deleteAfterSeconds === 0) {
console.log(`[Pruner] Pruning is disabled. Skipping.`);
return;
}
console.log(`[Pruner] Pruning notifications older than ${deleteAfterSeconds}s (timestamp ${pruneThresholdTimestamp})`);
try {
await subscriptionManager.pruneNotifications(pruneThresholdTimestamp);
} catch (e) {
console.log(`[Pruner] Error pruning old subscriptions`, e);
}
}
}
const pruner = new Pruner();
export default pruner;