@varonervar/components/src/utils/index.js

> 基于[Element-UI](https://element.eleme.cn/#/zh-CN/component/quickstart) 封装常用组件，部分组件参考[vue-element-admin](https://github.com/PanJiaChen/vue-element-admin)

/**
 * 检测数据类型
 * @param {any} target 目标数据
 */
export const typeCheck = (target) => Object.prototype.toString.call(target).slice(8, -1)

/**
 * @param {string} path
 * @returns {Boolean}
 */

export default function isExternal(path) {
  return /^(https?:|mailto:|tel:)/.test(path)
}
/**
 * This is just a simple version of deep copy
 * Has a lot of edge cases bug
 * If you want to use a perfect deep copy, use lodash's _.cloneDeep
 * @param {Object} source 源对象
 * @returns {Object} 克隆对象
 */
export function deepClone(source) {
  if (!['Array', 'Object'].includes(typeCheck(source))) {
    return source
  }
  const targetObj = source.constructor()
  Object.keys(source).forEach((keys) => {
    if (['Array', 'Object'].includes(typeCheck(source[keys]))) {
      targetObj[keys] = deepClone(source[keys])
    } else {
      targetObj[keys] = source[keys]
    }
  })
  return targetObj
}

// 判断值是否不存在, 提交数据时，存在值为false或0的情况
export const isFalse = (data) => {
  return data == null || data === ''
}

// 业务函数：检查组件的rule用change还是blur
export function changeRuleItems(type) {
  return ['radio', 'select', 'datePicker', 'checkbox', 'cascader', 'timePicker'].includes(type)
}

// 业务函数：检查时间是不是范围选择
export function editFormDateIsRange(item) {
  return item.template === 'datePicker' && ['daterange', 'datetimerange'].includes(item.type)
}

// 业务函数：检查编辑组件的是否初始赋值数组
export function editFormatIsArr(item) {
  // 如果有指定是数组，则返回数组
  if (item.valIsArr) return true
  const selectMul = item.template === 'select' && item.bind && item.bind.multiple
  const dateMul = editFormDateIsRange(item)
  const timeMul = item.template === 'timePicker' && item.isRange
  return ['checkbox', 'cascader'].includes(item.template) || selectMul || dateMul || timeMul
}
// 业务函数：json数据处理， condition与form
export function ajaxDataDispose(DATA) {
  if (typeCheck(DATA) !== 'Object') return DATA
  const result = {}
  Object.keys(DATA).forEach((key) => {
    if (key.includes(',')) {
      const data = DATA[key] || []
      key.split(',').forEach((k, i) => {
        result[k] = data[i]
      })
    } else {
      result[key] = DATA[key]
    }
  })
  return result
}