Minutes to HH:mm

utils.service.ts

    formatMinutesToDuration(durationInMinutes){
        let formattedDuration = ``;

        if(durationInMinutes){
            let derivedHours = round( (durationInMinutes / 60 ),3);
            let hours = Math.trunc(derivedHours);
            let derivedMinutes = Math.abs(derivedHours - Math.floor(derivedHours));
            let minutes = Math.trunc(derivedMinutes * 60);
            let hoursFormatted = hours ? ( (hours < 10) ? `0${hours}` : hours ) : "00";
            let minuteFormatted = minutes ? ( (minutes < 10) ? `0${minutes}` : minutes ) : "00";
            formattedDuration = `${hoursFormatted}:${minuteFormatted}`;
        }

        return formattedDuration;
    }