zl-zhyl-web/wxproject/utils/util.js

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
}

const formatDate = 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+' '+hour+':'+minute+':'+second
}

const formatDateDay = date => {
  const year = date.getFullYear()
  let month = date.getMonth() + 1
  let day = date.getDate();
  if(month <= 9){
    month = '0' + month
  }
  if(day <= 9){
    day = '0' + day
  }
  return year+'-'+month+'-'+day
}

const getTimeLastWeek = (last,days) => {
  const year = last.getFullYear()
  const day = last.getDate()
  const ti = day - days
  // const month6 = last.getMonth() + 1
  // const dayOfWeek = last.getDay() //今天本周的第几天  
  // 判断是否月初
  if (ti <= 0) {
    const month = last.getMonth() + 1 - 1
    const d = new Date(year, month, 0)
    const dayBig = d.getDate() //获取当月的所有天数
    const ti1 = dayBig + ti
    return [year, month, ti1].map(formatNumber).join('-')
  } else {
    const month = last.getMonth() + 1
    return [year, month, ti].map(formatNumber).join('-')
  }
  // return [year, month, day].map(formatNumber).join('-')

}

module.exports = {
  formatTime: formatTime,
  formatDate,
  formatDateDay,
  getTimeLastWeek
}