xkrs_ms/ruoyi-ui/src/utils/ruoyi.js

/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime (time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
      time = parseInt(time)
    } else if (typeof time === 'string') {
      time = time.replace(/-/gm, '/')
    }
    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const timeStr = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return timeStr
}

// 表单重置
export function resetForm (refName) {
  if (this.$refs[refName]) {
    this.$refs[refName].resetFields()
  }
}

// 添加日期范围
export function addDateRange (params, dateRange, propName) {
  const search = params
  search.params = typeof (search.params) === 'object' && search.params !== null && !Array.isArray(search.params) ? search.params : {}
  dateRange = Array.isArray(dateRange) ? dateRange : []
  if (typeof (propName) === 'undefined') {
    search.params.beginTime = dateRange[0]
    search.params.endTime = dateRange[1]
  } else {
    search.params['begin' + propName] = dateRange[0]
    search.params['end' + propName] = dateRange[1]
  }
  return search
}

// 回显数据字典
export function selectDictLabel (datas, value) {
  const actions = []
  Object.keys(datas).some((key) => {
    if (datas[key].dictValue === ('' + value)) {
      actions.push(datas[key].dictLabel)
      return true
    }
    return undefined
  })
  return actions.join('')
}

// 回显数据字典（字符串数组）
export function selectDictLabels (datas, value, separator) {
  const actions = []
  const currentSeparator = undefined === separator ? ',' : separator
  const temp = value.split(currentSeparator)
  Object.keys(value.split(currentSeparator)).some((val) => {
    Object.keys(datas).some((key) => {
      if (datas[key].dictValue === ('' + temp[val])) {
        actions.push(datas[key].dictLabel + currentSeparator)
      }
      return undefined
    })
    return undefined
  })
  return actions.join('').substring(0, actions.join('').length - 1)
}

// 通用下载方法
export function download (fileName) {
  window.location.href = baseURL + '/common/download?fileName=' + encodeURI(fileName) + '&delete=' + true
}

// 字符串格式化(%s )
export function sprintf (str) {
  const args = arguments; let flag = true; let i = 1
  str = str.replace(/%s/g, function () {
    const arg = args[i++]
    if (typeof arg === 'undefined') {
      flag = false
      return ''
    }
    return arg
  })
  return flag ? str : ''
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty (str) {
  if (!str || str === 'undefined' || str === 'null') {
    return ''
  }
  return str
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree (data, id, parentId, children) {
  const config = {
    id: id || 'id',
    parentId: parentId || 'parentId',
    childrenList: children || 'children'
  }

  const childrenListMap = {}
  const nodeIds = {}
  const tree = []

  for (const d of data) {
    const parentId = d[config.parentId]
    if (childrenListMap[parentId] === null) {
      childrenListMap[parentId] = []
    }
    nodeIds[d[config.id]] = d
    childrenListMap[parentId].push(d)
  }

  for (const d of data) {
    const parentId = d[config.parentId]
    if (nodeIds[parentId] === null) {
      tree.push(d)
    }
  }

  for (const t of tree) {
    adaptToChildrenList(t)
  }

  function adaptToChildrenList (o) {
    if (childrenListMap[o[config.id]] !== null) {
      o[config.childrenList] = childrenListMap[o[config.id]]
    }
    if (o[config.childrenList]) {
      for (const c of o[config.childrenList]) {
        adaptToChildrenList(c)
      }
    }
  }
  return tree
}