Moment duration

Source: https://stackoverflow.com/questions/18623783/get-the-time-difference-between-two-datetimes/34672015

moment.duration(now.diff(then)).humanize()

public getDurationText(date1, date2) {

if (!date1) {

return '';

}

// check null date2 (is current date)

const date2Tmp = date2 ? date2 : new Date();

// return

return moment.duration(moment(date2Tmp).diff(moment(date1))).humanize();

}