// 用于生成uuid
const S4 = () => {
  return (((1 + Math.random()) * 0x10000) | 0).toString(16).substring(1)
}
const guid = () => {
  return (S4() + S4() + '-' + S4() + '-' + S4() + '-' + S4() + '-' + S4() + S4() + S4())
}
/* http 传参方法json2url, json2path, json2formData, */
const json2url = (json) => {
  if (!json) {
    return false
  }
  var arr = []
  for (var name in json) {
    arr.push(name + '=' + json[name])
  }
  var str = arr.join('&')
  return str
}
const json2path = (json) => {
  if (!json) {
    return false
  }
  var arr = []
  for (var name in json) {
    arr.push(json[name])
  }
  var str = arr.join('/')
  return str
}
const json2formData = (json) => { // Content-Type: multipart/form-data;boundary=${bound}  //代表分割符号
  if (!json) {
    return false
  }
  const _opts = new FormData()
  for (var name in json) {
    _opts.append(name, json[name])
  }
  return _opts
}

const findRouersFn = (rouers, path) => {
  if (rouers) {
    for (let iteam of rouers) {
      if (iteam.url === path) {
        return iteam
      }
    }
  }
  return false
}
/* 获取当前路由信息 */
const thisRouterObjFn = (routesArr) => {
  if (!routesArr && !Array.isArray(routesArr)) {
    return false
  }
  let pathArr = []
  let MenuInfo = sessionStorage.getItem('fSDoorwayManagementMenuInfo') && JSON.parse(sessionStorage.getItem('fSDoorwayManagementMenuInfo'))
  if (MenuInfo) {
    for (let i = 0; i < routesArr.length; i++) {
      const element = routesArr[i]
      const result = findRouersFn(MenuInfo, element.path)
      if (result) {
        pathArr.push(result)
        if (result.child) {
          MenuInfo = result.child
        }
      }
    }
    return pathArr
  }
  return false
}

// 判断图片是否存在
const isHasImg = (pathImg) => {
  var ImgObj = new Image()
  ImgObj.src = pathImg
  if (ImgObj.fileSize > 0 || (ImgObj.width > 0 && ImgObj.height > 0)) {
    return true
  } else {
    return false
  }
}
// 递归获取菜单，获取全部权限
/***
 * arr 菜单数组
 * fn 回调必用
 ***/

const findButtonAuthoritys = (arr, fn) => {
  fn = fn || function () {}
  if (Array.isArray(arr)) {
    for (let iteam of arr) {
      if (iteam.type === 2 && iteam.permission !== '') {
        fn(iteam.permission)
      }
      if (iteam.child) {
        findButtonAuthoritys(iteam.child, fn)
      }
    }
  }
}
// 数组去重-1标识未找到
const findInArr = (n, arr) => {
  for (let i = 0; i < arr.length; i++) {
    if (arr[i] === n) {
      return i
    }
  }
  return -1
}
const findInArrJson = (n, arr, name) => {
  for (let i = 0; i < arr.length; i++) {
    if (arr[i][name] === n) {
      return i
    }
  }
  return -1
}
const removeArrByValue = (val, arr) => {
  for (let i = 0; i < arr.length; i++) {
    if (arr[i] === val) {
      arr.splice(i, 1)
    }
  }
  return arr
}

const removeArrJsonByValue = (n, arr, name) => {
  for (let i = 0; i < arr.length; i++) {
    if (arr[i][name] === n) {
      arr.splice(i, 1)
    }
  }
  return arr
}
// json 是否为空
const isJsonNull = (jsonStr) => {
  if (typeof jsonStr === 'object' && jsonStr != null) {
    for (let key in jsonStr) {
      if (jsonStr[key]) {
        return key
      }
    }
  }
  return false
}
const cloneDeep = (node) => {
  if (!node) return node
  var newNode = {}
  Object.keys(node).forEach(function (key) {
    if (key[0] === '_') return
    var val = node[key]

    if (val) {
      if (val.type) {
        val = cloneDeep(val)
      } else if (Array.isArray(val)) {
        val = val.map(cloneDeep)
      }
    }

    newNode[key] = val
  })
  return newNode
}
var Week = (function () {
  var ONE_DAY = 24 * 3600 * 1000
  var ONE_WEEK = 7 * ONE_DAY

  function formatNumber(num) {
    return (num > 9 ? '' : '0') + num
  }

  function formatDate(date, num) {
    var year = date.getFullYear()
    var month = formatNumber(date.getMonth() + 1)
    var day = formatNumber(date.getDate())
    var nextWeek = new Date(+date + ONE_WEEK)
    var nextWeekYear = nextWeek.getFullYear()
    var nextWeekMonth = formatNumber(nextWeek.getMonth() + 1)
    var nextWeekday = formatNumber(nextWeek.getDate() - 1)
    /* 只截取当前年份时间 */
    if (year === nextWeekYear) {
      return year + '-' + month + '-' + day + '~' + nextWeekYear + '-' + nextWeekMonth + '-' + nextWeekday
    } else {
      return year + '-' + month + '-' + day + '~' + year + '-' + month + '-31'
    }

    /* return year + '年第' + formatNumber(num + 1) + '周' + month + '月' + day + '号-' + nextWeekYear + '年' +
      nextWeekMonth +
      '月' + nextWeekday + '号'; */
  }

  function Week(year) {
    this.year = new Date(year, 0, 1)
    this.nextYear = new Date(year + 1, 0, 1)
    this.days = 0
    this.weeks = 0
  }
  Week.prototype.getDays = function () {
    this.days = Math.ceil((this.nextYear - this.year) / ONE_DAY)
    return Math.ceil((this.nextYear - this.year) / ONE_DAY)
  }
  Week.prototype.getWeeks = function () {
    this.weeks = Math.ceil(this.days || this.getDays() / 7)
    return Math.ceil(this.days || this.getDays() / 7)
  }
  Week.prototype.getSomeWeek = function (num) {
    return formatDate(new Date(+this.year + ONE_WEEK * num), num)
  }
  Week.prototype.showWeek = function (num) {
    num = parseInt(num - 1) || 0
    if (!this.weeks) {
      this.getWeeks()
    }
    if (num > this.weeks) {
      num = 0
    }
    if (num || num === 0) {
      return this.getSomeWeek(num)
    } else {
      var arr = []
      while (num <
        this.weeks) {
        arr.push(this.getSomeWeek(num))
        num++
      }
      return arr
    }
  }
  return Week
})()

const getYearWeek = (y, index) => {
  return new Week(y).showWeek(index)
}

/**
 * 判断是否是机构
 * @param { string | number } type
 * @return { boolean }
 */
function isOrg(type) {
  return (type - 0) < 600
}

export {
  thisRouterObjFn,
  json2url,
  json2path,
  json2formData,
  isHasImg,
  findInArr,
  findInArrJson,
  isJsonNull,
  removeArrByValue,
  removeArrJsonByValue,
  findButtonAuthoritys,
  guid,
  cloneDeep,
  getYearWeek,
  isOrg
}