tutorial / mini-app

function formatTime(date) {
  var year = date.getFullYear()
  var month = date.getMonth() + 1
  var day = date.getDate()

  var hour = date.getHours()
  var minute = date.getMinutes()
  var second = date.getSeconds()
  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}

function formatDay(number){
  if (number){
    var date = new Date(parseInt(number));
    var year = date.getFullYear()
    var month = date.getMonth() + 1
    var day = date.getDate()
    return [year, month, day].map(formatNumber).join('/');
  }
}

function formatNumber(n) {
  n = n.toString()
  return n[1] ? n : '0' + n
}

module.exports = {
  formatTime: formatTime,
  formatDay: formatDay
}