Last Modified Date

last-modified.js

function lastModifiedDate(updatedDate, intl) {
    const today = new Date();
    const yesterday = subDays(today, 1);
    const aWeekAgo = subDays(today, 7);
    const twoWeeksAgo = subDays(today, 14);
    const threeWeeksAgo = subDays(today, 21);
    const locNamespace = 'Last Updated';

    // Get the date in English locale to match English day of week keys
    const compare = parseISO(updatedDate);

    let result = '';
    if (isSameDay(compare, today)) {
        result = intl.t(`${locNamespace}Today`);
    } else if (isSameDay(compare, yesterday)) {
        result = intl.t(`${locNamespace}Yesterday`);
    } else if (isAfter(compare, aWeekAgo)) {
        result = intl.t(`${locNamespace}${formatDate(compare, 'EEEE')}`);
    } else if (isAfter(compare, twoWeeksAgo)) {
        result = intl.t(`${locNamespace}LastWeek`);
    } else if (isAfter(compare, threeWeeksAgo)) {
        result = intl.t(`${locNamespace}TwoWeeksAgo`);
    }

    return result;
}