rbxjs-plus/lib/util/getDate.js

A system allowing access to roblox functions.

// Args
exports.required = ['time', 'timezone'];

// Define
exports.isDST = function (time) {
  var today = new Date(time);
  var month = today.getMonth();
  var dow = today.getDay();
  var day = today.getDate();
  var hours = today.getHours();
  if (month < 2 || month > 10) {
    return false;
  }
  if (month > 2 && month < 10) {
    return true;
  }
  if (dow === 0) {
    if (month === 2) {
      if (day >= 8 && day <= 14) {
        return hours >= 2;
      }
    } else if (month === 10) {
      if (day >= 1 && day <= 7) {
        return hours < 2;
      }
    }
  }
  var previousSunday = day - dow;
  if (month === 2) {
    return previousSunday >= 8;
  }
  return previousSunday <= 0;
};

exports.func = function (args) {
  var time = args.time;
  var timezone = args.timezone;
  return new Date(time + ' ' + timezone.substring(0, 1) + (exports.isDST(time) ? 'D' : 'S') + timezone.substring(1));
};