JSFiddle - React, Tailwind, and code Playground

by Chance Nursey-Bush

JavaScript

function GetWorkweekForDate(dt2) {
            var dt2Year = dt2.getFullYear();
            var dt1 = new Date("1/1/" + dt2Year);
            //console.log("start of year");
            //console.log(dt1);

            var numDaysBetween = this.NumDaysBetweenDates(dt1, dt2);
            //console.log(numDaysBetween);

            var dayOfWeekDt1 = dt1.getDay();
            var dayOfWeekDt2 = dt2.getDay();

            //console.log(dayOfWeekDt1);
            //console.log(dayOfWeekDt2);

            var firstDayOfWW1 = new Date(dt1);
            firstDayOfWW1.setDate(dt1.getDate() - dayOfWeekDt1);

            var firstDayOfCurrent = new Date(dt2);
            firstDayOfCurrent.setDate(dt2.getDate() - dayOfWeekDt2);

            //console.log(firstDayOfWW1);
            //console.log(firstDayOfCurrent);

            var daydiffVal = this.NumDaysBetweenDates(firstDayOfWW1, firstDayOfCurrent);
            //console.log(daydiffVal);

            var workWeek = (daydiffVal / 7) + 1;
            return workWeek;
        }


var startDateStr = "Thu Jan 25 2018 00:00:00 GMT-0700 (US Mountain Standard Time)";
var stopDateStr = "Thu Feb 22 2018 00:00:00 GMT-0700 (US Mountain Standard Time)";

var array = [];
var startDate = new Date(startDateStr);
var startWW = GetWorkweekForDate(startDate);

var startYear = startDate.getFullYear();

var endDate = new Date(stopDateStr);
var endWW = this.GetWorkweekForDate(endDate);

var endYear = endDate.getFullYear();

var yearDiff = endYear - startYear;
debugger;
if (yearDiff > 0) endWW += (yearDiff * 52);
for (var x = startWW; x < endWW + 1; ++x) {
  var tempMonth;
  if (x > 52) {}
  //if (x <= 52 && startYear !== endYear) {
  //    array.push("WW" + x + ", " + startYear);
  //} else if (startYear === endYear) {
  //    //here
  //} else {
  //    array.push("WW" + x + ", " + startYear);
  //}
}
return array;