pluralise-time.ts

function transform(seconds) {
    const times = {
      year: 31557600,
      month: 2629746,
      day: 86400,
      hour: 3600,
      minute: 60,
      second: 1
    };

    let timeString: string = '';
    let plural: string = '';
    for (let key in times) {
      if (Math.floor(seconds / times[key]) > 0) {
        if (Math.floor(seconds / times[key]) > 1) {
          plural = 's';
        } else {
          plural = '';
        }

        timeString += Math.floor(seconds / times[key]).toString() + ' ' + key.toString() + plural + ' ';
        seconds = seconds - times[key] * Math.floor(seconds / times[key]);
        console.log('using ' + timeString);
      }
    }
    return timeString;
  }