@hyperflake/job-scheduler/build/src/scheduler/scheduler.js

A simple and effective job scheduling module for Node.js, designed to manage and execute tasks based on cron-like schedules. This module utilizes `node-schedule` for precise timing and flexibility, making it ideal for applications that require specific ti

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.JobScheduler = void 0;
class ScheduledJob {
    constructor(cb, timeout) {
        this.cb = cb;
        let intervalInMilliseconds;
        switch (timeout.unit) {
            case 'milliseconds':
                intervalInMilliseconds = timeout.interval;
                break;
            case 'seconds':
                intervalInMilliseconds = timeout.interval * 1000;
                break;
            case 'minutes':
                intervalInMilliseconds = timeout.interval * 1000 * 60;
                break;
            case 'hours':
                intervalInMilliseconds = timeout.interval * 1000 * 60 * 60;
                break;
        }
        this.intervalId = setInterval(this.cb, intervalInMilliseconds);
    }
    invoke() {
        this.cb();
    }
    cancel() {
        clearInterval(this.intervalId);
    }
}
class JobScheduler {
    constructor() {
        this.jobMap = {};
    }
    schedule(jobName, timeout, cb) {
        if (this.jobMap[jobName]) {
            console.warn(`A job named ${jobName} already exists.`);
            return;
        }
        this.jobMap[jobName] = new ScheduledJob(cb, timeout);
    }
    cancel(jobName) {
        if (!this.jobMap[jobName]) {
            console.warn(`No job named ${jobName} found.`);
            return;
        }
        this.jobMap[jobName].cancel();
    }
    invoke(jobName) {
        if (!this.jobMap[jobName]) {
            console.warn(`No job named ${jobName} found.`);
            return;
        }
        this.jobMap[jobName].invoke();
    }
    destroy() {
        Object.keys(this.jobMap).forEach((jobName) => {
            this.jobMap[jobName].cancel();
        });
        this.jobMap = {};
    }
}
exports.JobScheduler = JobScheduler;
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