sanitizing-machine/src/utils/index.js

export const saveEchartsDataToLocal = (time, binObj, envir1Obj, envir2Obj) => {
  if (localStorage.getItem('bin')) {
    const binLocal = JSON.parse(localStorage.getItem('bin'))
    resolveData(binLocal, time, binObj, 'bin')
  } else {
    resolveData({}, time, binObj, 'bin')
  }
  if (localStorage.getItem('envir1')) {
    const envir1Local = JSON.parse(localStorage.getItem('envir1'))
    resolveData(envir1Local, time, envir1Obj, 'envir1')
  } else {
    resolveData({}, time, envir1Obj, 'envir1')
  }
  if (localStorage.getItem('envir2')) {
    const envir2Local = JSON.parse(localStorage.getItem('envir2'))
    resolveData(envir2Local, time, envir2Obj, 'envir2')
  } else {
    resolveData({}, time, envir2Obj, 'envir2')
  }
}

function resolveData(obj, time, newData, key) {
  if (obj.hasOwnProperty('time')) {
    return
  } else {
    obj[time] = newData
  }
  localStorage.setItem(key, JSON.stringify(obj))
}

export const time_To_hhmmss = seconds => {
  if (seconds <= 0) {
    return 0
  }
  var hh
  var mm
  var ss
  //传入的时间为空或小于0
  if (seconds == null || seconds < 0) {
    return
  }
  //得到小时
  hh = (seconds / 3600) | 0
  seconds = parseInt(seconds) - hh * 3600
  if (parseInt(hh) < 10) {
    hh = '0' + hh
  }
  //得到分
  mm = (seconds / 60) | 0
  //得到秒
  ss = parseInt(seconds) - mm * 60
  if (parseInt(mm) < 10) {
    mm = '0' + mm
  }
  if (ss < 10) {
    ss = '0' + ss
  }
  return hh + ':' + mm + ':' + ss
}