function calcDuration()

in src/components/RecordDetails.js [79:90]


    function calcDuration(startTime, endTime) {

        if (startTime && endTime) {
            var st = moment(startTime)
            var et = moment(endTime)
            var duration = moment.duration(et.diff(st))

            return duration.minutes() + " minutes and " + duration.seconds() + " seconds"
        } else {
            return ''
        }
    }