@pushrocks/smarttime/dist_ts/smarttime.classes.cronjob.js

handle time in smart ways

import * as plugins from './smarttime.plugins.js';
import './smarttime.classes.cronmanager.js';
import './smarttime.classes.cronparser.js';
export class CronJob {
    constructor(cronManager, cronExpressionArg, jobFunction) {
        this.status = 'initial';
        this.nextExecutionUnix = 0;
        this.cronExpression = cronExpressionArg;
        this.jobFunction = jobFunction;
        this.cronParser = plugins.croner(cronExpressionArg);
    }
    /**
     * checks wether the cronjob needs to be executed
     */
    checkExecution() {
        if (this.nextExecutionUnix === 0) {
            this.getNextExecutionTime();
        }
        if (Date.now() > this.nextExecutionUnix) {
            const maybePromise = this.jobFunction(this.nextExecutionUnix);
            if (maybePromise instanceof Promise) {
                maybePromise.catch((e) => console.log(e));
            }
            this.nextExecutionUnix = this.getNextExecutionTime();
        }
        return this.nextExecutionUnix;
    }
    getNextExecutionTime() {
        return (this.nextExecutionUnix = Date.now() + this.getTimeToNextExecution());
    }
    /**
     * gets the time to next execution
     */
    getTimeToNextExecution() {
        return this.cronParser.msToNext();
    }
    start() {
        this.status = 'started';
    }
    stop() {
        this.status = 'stopped';
    }
}
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