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

handle time in smart ways

import './smarttime.plugins.js';
export class CronParser {
    get cronArray() {
        return this.cronExpression.split(' ');
    }
    constructor(cronExpressionArg) {
        this.cronExpression = cronExpressionArg;
        if (this.cronArray.length < 6) {
            throw new Error('CronParser needs second level accuracy');
        }
    }
    getNextPartMatch(cronPart, startValue, moduloArg) {
        if (cronPart === '*') {
            return startValue;
        }
        if (cronPart.includes('/')) {
            const every = parseInt(cronPart.split('/')[1], 10);
            const findEvenMatch = (recursionStartArg) => {
                if (recursionStartArg % every === 0) {
                    return recursionStartArg;
                }
                else {
                    return findEvenMatch(recursionStartArg + 1);
                }
            };
            return findEvenMatch(startValue);
        }
        if (parseInt(cronPart, 10) || cronPart === '0') {
            const match = parseInt(cronPart, 10);
            return match;
        }
    }
    msToNext() {
        const cronArray = this.cronArray;
        const secondExpression = cronArray[0];
        const minuteExpression = cronArray[1];
        const hourExpression = cronArray[2];
        const dayExpression = cronArray[3];
        const monthExpression = cronArray[4];
        const yearExpression = cronArray[5];
        let currentDate = new Date();
        let currentSecond = currentDate.getSeconds() + 1;
        let currentMinute = currentDate.getMinutes();
        let currentHour = currentDate.getHours();
        let currentDay = currentDate.getDate();
        let currentMonth = currentDate.getMonth();
        let currentYear = currentDate.getFullYear();
        const targetSecond = this.getNextPartMatch(secondExpression, currentSecond, 59);
        if (targetSecond < currentSecond) {
            currentMinute = (currentMinute + 1) % 59;
        }
        const targetMinute = this.getNextPartMatch(minuteExpression, currentMinute, 59);
        if (targetMinute < currentMinute) {
            currentHour = (currentHour + 1) % 23;
        }
        const targetHour = this.getNextPartMatch(hourExpression, currentHour, 23);
        if (targetHour < currentHour) {
            currentDay = (currentDay + 1) % 30;
        }
        const targetDay = currentDay;
        if (targetDay < currentDay) {
            currentMonth = (currentMonth + 1) % 11;
        }
        const targetMonth = currentMonth;
        if (targetMonth < currentMonth) {
            currentYear = currentYear + 1;
        }
        const targetYear = currentYear;
        const targetDate = new Date(targetYear, targetMonth, targetDay, targetHour, targetMinute, targetSecond);
        const targetTime = targetDate.getTime();
        return targetTime - Date.now();
    }
}
//# sourceMappingURL=data:application/json;base64,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