const formatNumber = n => {
    n = n.toString()
    return n[1] ? n : '0' + n
  }
   const formatDate = date => {
    const year = date.getFullYear()
    const month = date.getMonth() + 1
    const day = date.getDate()
    const hour = date.getHours()
    const minute = date.getMinutes()
    return [year, month, day].map(formatNumber).join('-') + ' ' + [hour, minute].map(formatNumber).join(':')
  }

  export default {
    formatNumber,formatDate
  }