67 lines
2.9 KiB
JavaScript
67 lines
2.9 KiB
JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
|
|
|
|
import subDays from "../subDays/index.js";
|
|
import subMonths from "../subMonths/index.js";
|
|
import requiredArgs from "../_lib/requiredArgs/index.js";
|
|
import toInteger from "../_lib/toInteger/index.js";
|
|
/**
|
|
* @name sub
|
|
* @category Common Helpers
|
|
* @summary Subtract the specified years, months, weeks, days, hours, minutes and seconds from the given date.
|
|
*
|
|
* @description
|
|
* Subtract the specified years, months, weeks, days, hours, minutes and seconds from the given date.
|
|
*
|
|
* @param {Date|Number} date - the date to be changed
|
|
* @param {Duration} duration - the object with years, months, weeks, days, hours, minutes and seconds to be subtracted
|
|
*
|
|
* | Key | Description |
|
|
* |---------|------------------------------------|
|
|
* | years | Amount of years to be subtracted |
|
|
* | months | Amount of months to be subtracted |
|
|
* | weeks | Amount of weeks to be subtracted |
|
|
* | days | Amount of days to be subtracted |
|
|
* | hours | Amount of hours to be subtracted |
|
|
* | minutes | Amount of minutes to be subtracted |
|
|
* | seconds | Amount of seconds to be subtracted |
|
|
*
|
|
* All values default to 0
|
|
*
|
|
* @returns {Date} the new date with the seconds subtracted
|
|
* @throws {TypeError} 2 arguments required
|
|
*
|
|
* @example
|
|
* // Subtract the following duration from 15 June 2017 15:29:20
|
|
* const result = sub(new Date(2017, 5, 15, 15, 29, 20), {
|
|
* years: 2,
|
|
* months: 9,
|
|
* weeks: 1,
|
|
* days: 7,
|
|
* hours: 5,
|
|
* minutes: 9,
|
|
* seconds: 30
|
|
* })
|
|
* //=> Mon Sep 1 2014 10:19:50
|
|
*/
|
|
|
|
export default function sub(date, duration) {
|
|
requiredArgs(2, arguments);
|
|
if (!duration || _typeof(duration) !== 'object') return new Date(NaN);
|
|
var years = duration.years ? toInteger(duration.years) : 0;
|
|
var months = duration.months ? toInteger(duration.months) : 0;
|
|
var weeks = duration.weeks ? toInteger(duration.weeks) : 0;
|
|
var days = duration.days ? toInteger(duration.days) : 0;
|
|
var hours = duration.hours ? toInteger(duration.hours) : 0;
|
|
var minutes = duration.minutes ? toInteger(duration.minutes) : 0;
|
|
var seconds = duration.seconds ? toInteger(duration.seconds) : 0; // Subtract years and months
|
|
|
|
var dateWithoutMonths = subMonths(date, months + years * 12); // Subtract weeks and days
|
|
|
|
var dateWithoutDays = subDays(dateWithoutMonths, days + weeks * 7); // Subtract hours, minutes and seconds
|
|
|
|
var minutestoSub = minutes + hours * 60;
|
|
var secondstoSub = seconds + minutestoSub * 60;
|
|
var mstoSub = secondstoSub * 1000;
|
|
var finalDate = new Date(dateWithoutDays.getTime() - mstoSub);
|
|
return finalDate;
|
|
} |