/*
 * @Author: your name
 * @Date: 2020-10-09 09:49:38
 * @LastEditTime: 2020-11-05 14:58:56
 * @LastEditors: Please set LastEditors
 * @Description: In User Settings Edit
 * @FilePath: \sie-irradiator-ui\src\utils\utilsFn.js
 */
// 图表无数据
export const chartsNoData = () => {
  return {
    title: {
      text: '暂无数据',
      left: '45%',
      top: '50%',
      textStyle: {
        color: '#c6c6c6',
        fontWeight: 'bold',
        fontSize: 28,
      },
    },
  }
}

// 防抖
export const Debounce = (fn, t) => {
  let delay = t || 300
  let timer
  return function () {
    let args = arguments
    if (timer) clearTimeout(timer)

    timer = setTimeout(() => {
      timer = null
      fn.apply(this, args)
    }, delay)
  }
}

// 节流
export const Throttle = (fn, t) => {
  let last
  let timer
  let interval = t || 300
  return function () {
    console.log(arguments)
    let args = arguments
    let now = +new Date()
    if (last && now - last < interval) {
      clearTimeout(timer)
      timer = setTimeout(() => {
        last = now
        fn.apply(this, args)
      }, interval)
    } else {
      last = now
      fn.apply(this, args)
    }
  }
}

// 判断对象的值是否都为空值
export const objectValueAllEmpty = (object) => {
  var isEmpty = true
  Object.keys(object).forEach((key) => {
    if (object[key] !== null && object[key] !== '') isEmpty = false
  })
  if (isEmpty)
    //值全为空
    return true

  return false
}