iso8601-duration conversions - requirebin sketch

index.js

// Welcome! require() some modules from npm (like you were using browserify)
// and then hit Run Code to run your code on the right side.
// Modules get downloaded from browserify-cdn and bundled in your browser.
var iso8601Duration = require('iso8601-duration');

// https://github.com/wking/milliseconds-to-iso-8601-duration/blob/master/milliseconds-to-iso-8601-duration.js
var millisecondsToISO8601Duration = function(milliseconds) {
		if (milliseconds == 0) {
			return 'P0D';
		}
		var offset = Math.floor(milliseconds);
		var days = 0;
		if (offset < 0) {
			days = Math.floor(offset % 86400000);
			offset -= 86400000 * days;
		}
		var milliseconds = offset % 1000;
		offset = Math.floor(offset / 1000);
		var seconds = offset % 60;
		offset = Math.floor(offset / 60);
		var minutes = offset % 60;
		offset = Math.floor(offset / 60);
		var hours = offset % 24;
		days += Math.floor(offset / 24);
		var parts = ['P'];
		if (days) {
			parts.push(days + 'D');
		}
		if (hours || minutes || seconds || milliseconds) {
			parts.push('T');
			if (hours) {
				parts.push(hours + 'H');
			}
			if (minutes) {
				parts.push(minutes + 'M');
			}
			if (seconds || milliseconds) {
				parts.push(seconds);
				if (milliseconds) {
					milliseconds = milliseconds.toString();
					while (milliseconds.length < 3) {
						milliseconds = '0' + milliseconds;
					}
					parts.push('.' + milliseconds);
				}
				parts.push('S');
			}
		}
		return parts.join('')
	};

var strDuration = 'P0Y0M0DT0H3M30.001S';
var objDuration = iso8601Duration.parse(strDuration);
console.log(objDuration);
var msMap = {
  days: 8.64e+7,
  hours: 3.6e+6,
  minutes: 60000,
  months: 2.628e+9,
  seconds: 1000,
  weeks: 6.048e+8,
  years: 3.154e+10,
};

var totalMS = 0;
Object.keys(msMap).forEach(function(key){
  if (objDuration[key]) {
    totalMS += objDuration[key] * msMap[key];
  }
});

console.log('totalMS', totalMS);
console.log(millisecondsToISO8601Duration(totalMS), strDuration)

minified.js

setTimeout(function(){require=function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({"iso8601-duration":[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var numbers="\\d+(?:[\\.,]\\d{0,3})?";var weekPattern="("+numbers+"W)";var datePattern="("+numbers+"Y)?("+numbers+"M)?("+numbers+"D)?";var timePattern="T("+numbers+"H)?("+numbers+"M)?("+numbers+"S)?";var iso8601="P(?:"+weekPattern+"|"+datePattern+"(?:"+timePattern+")?)";var objMap=["weeks","years","months","days","hours","minutes","seconds"];var pattern=exports.pattern=new RegExp(iso8601);var parse=exports.parse=function parse(durationString){return durationString.match(pattern).slice(1).reduce(function(prev,next,idx){prev[objMap[idx]]=parseFloat(next)||0;return prev},{})};var toSeconds=exports.toSeconds=function toSeconds(duration,startDate){var timestamp=startDate?startDate.getTime():Date.now();var now=new Date(timestamp);var then=new Date(timestamp);then.setFullYear(then.getFullYear()+duration.years);then.setMonth(then.getMonth()+duration.months);then.setDate(then.getDate()+duration.days);then.setHours(then.getHours()+duration.hours);then.setMinutes(then.getMinutes()+duration.minutes);then.setMilliseconds(then.getMilliseconds()+duration.seconds*1e3);then.setDate(then.getDate()+duration.weeks*7);var seconds=(then.getTime()-now.getTime())/1e3;return seconds};exports.default={toSeconds:toSeconds,pattern:pattern,parse:parse}},{}]},{},[]);var iso8601Duration=require("iso8601-duration");var millisecondsToISO8601Duration=function(milliseconds){if(milliseconds==0){return"P0D"}var offset=Math.floor(milliseconds);var days=0;if(offset<0){days=Math.floor(offset%864e5);offset-=864e5*days}var milliseconds=offset%1e3;offset=Math.floor(offset/1e3);var seconds=offset%60;offset=Math.floor(offset/60);var minutes=offset%60;offset=Math.floor(offset/60);var hours=offset%24;days+=Math.floor(offset/24);var parts=["P"];if(days){parts.push(days+"D")}if(hours||minutes||seconds||milliseconds){parts.push("T");if(hours){parts.push(hours+"H")}if(minutes){parts.push(minutes+"M")}if(seconds||milliseconds){parts.push(seconds);if(milliseconds){milliseconds=milliseconds.toString();while(milliseconds.length<3){milliseconds="0"+milliseconds}parts.push("."+milliseconds)}parts.push("S")}}return parts.join("")};var strDuration="P0Y0M0DT0H3M30.001S";var objDuration=iso8601Duration.parse(strDuration);console.log(objDuration);var msMap={days:864e5,hours:36e5,minutes:6e4,months:2628e6,seconds:1e3,weeks:6048e5,years:3154e7};var totalMS=0;Object.keys(msMap).forEach(function(key){if(objDuration[key]){totalMS+=objDuration[key]*msMap[key]}});console.log("totalMS",totalMS);console.log(millisecondsToISO8601Duration(totalMS),strDuration)},0);

package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "iso8601-duration": "1.0.6"
  }
}

page-body.html

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page-head.html

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requirebin.md

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Some tests for adding iso8601-duration strings