@directus/api/dist/utils/schedule.js

Directus is a real-time API and App dashboard for managing SQL database content

import { CronJob, validateCronExpression } from 'cron';
import { SynchronizedClock } from '../synchronization.js';
export function validateCron(rule) {
    return validateCronExpression(rule).valid;
}
export function scheduleSynchronizedJob(id, rule, cb) {
    const clock = new SynchronizedClock(`${id}:${rule}`);
    const job = CronJob.from({
        cronTime: rule,
        onTick: async (fireDate) => {
            // Get next execution time for synchronization
            const nextDate = job.nextDate();
            const nextTimestamp = nextDate.toMillis();
            const wasSet = await clock.set(nextTimestamp);
            if (wasSet) {
                await cb(fireDate);
            }
        },
        start: true,
    });
    const stop = async () => {
        job.stop();
        await clock.reset();
    };
    return { stop };
}