const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return `${[year, month, day].map(formatNumber).join('/')} ${[hour, minute, second].map(formatNumber).join(':')}`
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : `0${n}`
}

// 处理省市县数据结构
const createMenu = node => {
  var that = this
  let obj = Object.keys(node).map((key,index,item)=>{
    var elNode = {
      label: key,
      value: key,
      item:node[key],
    }
    return elNode;
  })
  obj.forEach(e=>{
    if ((e.item) instanceof Array) {
      e.children = []
      e.item.forEach(c=>{
        e.children.push({
          label:c,
          value:c
        })
      })
    } else {
      if (Object.keys(e.item).length !== 0) {
        e.children = createMenu(e.item)
      }
    }
  })
  return obj
}

module.exports = {
  formatTime,
  createMenu
}