currency-exchanger-js/dateUtil.js

A light-weight currency converter module that fetches currency exchange rates daily

function dateIsAfterToday(inputDate) {
  inputDate.setHours(0, 0, 0, 0);
  const today = new Date();
  today.setHours(0, 0, 0, 0);
  return inputDate > today;
}

function dateIsBeforeLastYear(inputDate) {
  inputDate.setHours(0, 0, 0, 0);
  const lastYearFirstJan = new Date(new Date().getFullYear() - 1, 0, 1);
  lastYearFirstJan.setHours(0, 0, 0, 0);
  return inputDate < lastYearFirstJan;
}

function dateIsValid(date) {
  return date instanceof Date && !isNaN(date);
}

function formatDate(date) {
  // const formattedDate = date.toJSON().substring(0, 10).replaceAll('-', '.');
  // TODO: Migrated API does not work with historical API yet, so we use latest for now.
  const formattedDate = "latest";
  return formattedDate;
}

module.exports = {
  dateIsAfterToday,
  dateIsBeforeLastYear,
  dateIsValid,
  formatDate,
};