time-format-js/src/index.js

Localized time formatting library.

import Languages from './lang/index'

function getwhen (timestamp) {
  var dd = new Date()
  var now = dd.getTime()
  var todayStart = `${dd.getFullYear()}/${dd.getMonth() + 1}/${dd.getDate()} 00:00:00`
  todayStart = new Date(todayStart).getTime()
  var diff = now - timestamp
  // console.log(now)
  /*
   * 小于分钟、小于小时、小于一天、小于两天、小于7天
   * 60000    3600000 86400000 172800000 604800000
   **/
  if (diff < 6000) {
    return 'seconds'
  } else if (diff < 3600000) {
    return 'minutes'
  } else if (timestamp >= todayStart) {
    return 'today'
  } else if (timestamp > todayStart - 86400000) {
    return 'yesterday'
  } else if (timestamp > todayStart - 604800000) {
    return 'week'
  } else {
    return 'full'
  }
}

function TimeFormat(format, time, options) {
  var timestamp = time
  var date
  if ((typeof time) === 'string' && time.length !== 13) {
    // 日期转为时间戳
    time = time.replace(/-/g, '/')
    timestamp = new Date(time).getTime()
  }
  date = new Date(timestamp * 1)

  var year = date.getFullYear()     // 获取完整的年份(4位,1970-????)
  var month = date.getMonth() + 1   // 获取当前月份(0-11,0代表1月)
  var day = date.getDate()          // 获取当前日(1-31)
  var week = date.getDay()          // 获取当前星期X(0-6,0代表星期天)
  var hours = date.getHours()       // 获取当前小时数(0-23)
  var minutes = date.getMinutes()   // 获取当前分钟数(0-59)
  var seconds = date.getSeconds()   // 获取当前秒数(0-59)

  var localLang 
  try {
    localLang = navigator.language.replace(/-/g, '').toLowerCase()
  } catch(e) {
    localLang = 'zhcn'
  }
  var Lang
  var template
  var type = getwhen(timestamp)
  // console.log(type)
  switch (localLang) {
    case 'zhcn': Lang = Languages.zhcn; break
    case 'zhhanscn': Lang = Languages.zhcn; break
    default: Lang = Languages.en
  }

  if (format === 'detail' || format === 'short' || format === 'ago') {
    let _type
    if (type === 'seconds' || type === 'minutes') {
      _type = 'today'
    } else {
      _type = type
    }
    var local = new Lang(month, week)
    template = local.getFormat(format, _type)
    format = template
  }
  format = format.replace('yyyy', year)
  format = format.replace('MM', month < 10 ? '0' + month : month)
  format = format.replace('dd', day < 10 ? '0' + day : day)
  format = format.replace('HH', hours < 10 ? '0' + hours : hours)
  format = format.replace('mm', minutes < 10 ? '0' + minutes : minutes)

  format = format.replace('ss', seconds < 10 ? '0' + seconds : seconds)
  return format
}

TimeFormat.Version = '0.0.1'

export default TimeFormat