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- import { toNumber } from 'lodash-es'
- /**
- *
- * @param component 需要注册的组件
- * @param alias 组件别名
- * @returns any
- */
- export const withInstall = <T>(component: T, alias?: string) => {
- const comp = component as any
- comp.install = (app: any) => {
- app.component(comp.name || comp.displayName, component)
- if (alias) {
- app.config.globalProperties[alias] = component
- }
- }
- return component as T & Plugin
- }
- /**
- * @param str 需要转下划线的驼峰字符串
- * @returns 字符串下划线
- */
- export const humpToUnderline = (str: string): string => {
- return str.replace(/([A-Z])/g, '-$1').toLowerCase()
- }
- /**
- * @param str 需要转驼峰的下划线字符串
- * @returns 字符串驼峰
- */
- export const underlineToHump = (str: string): string => {
- if (!str) return ''
- return str.replace(/\-(\w)/g, (_, letter: string) => {
- return letter.toUpperCase()
- })
- }
- /**
- * 驼峰转横杠
- */
- export const humpToDash = (str: string): string => {
- return str.replace(/([A-Z])/g, '-$1').toLowerCase()
- }
- export const setCssVar = (prop: string, val: any, dom = document.documentElement) => {
- dom.style.setProperty(prop, val)
- }
- /**
- * 查找数组对象的某个下标
- * @param {Array} ary 查找的数组
- * @param {Functon} fn 判断的方法
- */
- // eslint-disable-next-line
- export const findIndex = <T = Recordable>(ary: Array<T>, fn: Fn): number => {
- if (ary.findIndex) {
- return ary.findIndex(fn)
- }
- let index = -1
- ary.some((item: T, i: number, ary: Array<T>) => {
- const ret: T = fn(item, i, ary)
- if (ret) {
- index = i
- return ret
- }
- })
- return index
- }
- export const trim = (str: string) => {
- return str.replace(/(^\s*)|(\s*$)/g, '')
- }
- /**
- * @param {Date | number | string} time 需要转换的时间
- * @param {String} fmt 需要转换的格式 如 yyyy-MM-dd、yyyy-MM-dd HH:mm:ss
- */
- export function formatTime(time: Date | number | string, fmt: string) {
- if (!time) return ''
- else {
- const date = new Date(time)
- const o = {
- 'M+': date.getMonth() + 1,
- 'd+': date.getDate(),
- 'H+': date.getHours(),
- 'm+': date.getMinutes(),
- 's+': date.getSeconds(),
- 'q+': Math.floor((date.getMonth() + 3) / 3),
- S: date.getMilliseconds()
- }
- if (/(y+)/.test(fmt)) {
- fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length))
- }
- for (const k in o) {
- if (new RegExp('(' + k + ')').test(fmt)) {
- fmt = fmt.replace(
- RegExp.$1,
- RegExp.$1.length === 1 ? o[k] : ('00' + o[k]).substr(('' + o[k]).length)
- )
- }
- }
- return fmt
- }
- }
- /**
- * 生成随机字符串
- */
- export function toAnyString() {
- const str: string = 'xxxxx-xxxxx-4xxxx-yxxxx-xxxxx'.replace(/[xy]/g, (c: string) => {
- const r: number = (Math.random() * 16) | 0
- const v: number = c === 'x' ? r : (r & 0x3) | 0x8
- return v.toString()
- })
- return str
- }
- /**
- * 首字母大写
- */
- export function firstUpperCase(str: string) {
- return str.toLowerCase().replace(/( |^)[a-z]/g, (L) => L.toUpperCase())
- }
- export const generateUUID = () => {
- if (typeof crypto === 'object') {
- if (typeof crypto.randomUUID === 'function') {
- return crypto.randomUUID()
- }
- if (typeof crypto.getRandomValues === 'function' && typeof Uint8Array === 'function') {
- const callback = (c: any) => {
- const num = Number(c)
- return (num ^ (crypto.getRandomValues(new Uint8Array(1))[0] & (15 >> (num / 4)))).toString(
- 16
- )
- }
- return '10000000-1000-4000-8000-100000000000'.replace(/[018]/g, callback)
- }
- }
- let timestamp = new Date().getTime()
- let performanceNow =
- (typeof performance !== 'undefined' && performance.now && performance.now() * 1000) || 0
- return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
- let random = Math.random() * 16
- if (timestamp > 0) {
- random = (timestamp + random) % 16 | 0
- timestamp = Math.floor(timestamp / 16)
- } else {
- random = (performanceNow + random) % 16 | 0
- performanceNow = Math.floor(performanceNow / 16)
- }
- return (c === 'x' ? random : (random & 0x3) | 0x8).toString(16)
- })
- }
- /**
- * element plus 的文件大小 Formatter 实现
- *
- * @param row 行数据
- * @param column 字段
- * @param cellValue 字段值
- */
- // @ts-ignore
- export const fileSizeFormatter = (row, column, cellValue) => {
- const fileSize = cellValue
- const unitArr = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB']
- const srcSize = parseFloat(fileSize)
- const index = Math.floor(Math.log(srcSize) / Math.log(1024))
- const size = srcSize / Math.pow(1024, index)
- const sizeStr = size.toFixed(2) //保留的小数位数
- return sizeStr + ' ' + unitArr[index]
- }
- /**
- * 将值复制到目标对象,且以目标对象属性为准,例:target: {a:1} source:{a:2,b:3} 结果为:{a:2}
- * @param target 目标对象
- * @param source 源对象
- */
- export const copyValueToTarget = (target: any, source: any) => {
- const newObj = Object.assign({}, target, source)
- // 删除多余属性
- Object.keys(newObj).forEach((key) => {
- // 如果不是target中的属性则删除
- if (Object.keys(target).indexOf(key) === -1) {
- delete newObj[key]
- }
- })
- // 更新目标对象值
- Object.assign(target, newObj)
- }
- /**
- * 获取链接的参数值
- * @param key 参数键名
- * @param urlStr 链接地址,默认为当前浏览器的地址
- */
- export const getUrlValue = (key: string, urlStr: string = location.href): string => {
- if (!urlStr || !key) return ''
- const url = new URL(decodeURIComponent(urlStr))
- return url.searchParams.get(key) ?? ''
- }
- /**
- * 获取链接的参数值(值类型)
- * @param key 参数键名
- * @param urlStr 链接地址,默认为当前浏览器的地址
- */
- export const getUrlNumberValue = (key: string, urlStr: string = location.href): number => {
- return toNumber(getUrlValue(key, urlStr))
- }
- /**
- * 构建排序字段
- * @param prop 字段名称
- * @param order 顺序
- */
- export const buildSortingField = ({ prop, order }) => {
- return { field: prop, order: order === 'ascending' ? 'asc' : 'desc' }
- }
- // ========== NumberUtils 数字方法 ==========
- /**
- * 数组求和
- *
- * @param values 数字数组
- * @return 求和结果,默认为 0
- */
- export const getSumValue = (values: number[]): number => {
- return values.reduce((prev, curr) => {
- const value = Number(curr)
- if (!Number.isNaN(value)) {
- return prev + curr
- } else {
- return prev
- }
- }, 0)
- }
- // ========== 通用金额方法 ==========
- /**
- * 将一个整数转换为分数保留两位小数
- * @param num
- */
- export const formatToFraction = (num: number | string | undefined): string => {
- if (typeof num === 'undefined') return '0.00'
- const parsedNumber = typeof num === 'string' ? parseFloat(num) : num
- return (parsedNumber / 100.0).toFixed(2)
- }
- /**
- * 将一个数转换为 1.00 这样
- * 数据呈现的时候使用
- *
- * @param num 整数
- */
- // TODO @芋艿:看看怎么融合掉
- export const floatToFixed2 = (num: number | string | undefined): string => {
- let str = '0.00'
- if (typeof num === 'undefined') {
- return str
- }
- const f = formatToFraction(num)
- const decimalPart = f.toString().split('.')[1]
- const len = decimalPart ? decimalPart.length : 0
- switch (len) {
- case 0:
- str = f.toString() + '.00'
- break
- case 1:
- str = f.toString() + '0'
- break
- case 2:
- str = f.toString()
- break
- }
- return str
- }
- /**
- * 将一个分数转换为整数
- * @param num
- */
- // TODO @芋艿:看看怎么融合掉
- export const convertToInteger = (num: number | string | undefined): number => {
- if (typeof num === 'undefined') return 0
- const parsedNumber = typeof num === 'string' ? parseFloat(num) : num
- // TODO 分转元后还有小数则四舍五入
- return Math.round(parsedNumber * 100)
- }
- /**
- * 元转分
- */
- export const yuanToFen = (amount: string | number): number => {
- return convertToInteger(amount)
- }
- /**
- * 分转元
- */
- export const fenToYuan = (price: string | number): string => {
- return formatToFraction(price)
- }
- /**
- * 计算环比
- *
- * @param value 当前数值
- * @param reference 对比数值
- */
- export const calculateRelativeRate = (value?: number, reference?: number) => {
- // 防止除0
- if (!reference) return 0
- return ((100 * ((value || 0) - reference)) / reference).toFixed(0)
- }
- // ========== ERP 专属方法 ==========
- const ERP_COUNT_DIGIT = 3
- const ERP_PRICE_DIGIT = 2
- /**
- * 【ERP】格式化 Input 数字
- *
- * 例如说:库存数量
- *
- * @param num 数量
- * @package digit 保留的小数位数
- * @return 格式化后的数量
- */
- export const erpNumberFormatter = (num: number | string | undefined, digit: number) => {
- if (num == null) {
- return ''
- }
- if (typeof num === 'string') {
- num = parseFloat(num)
- }
- // 如果非 number,则直接返回空串
- if (isNaN(num)) {
- return ''
- }
- return num.toFixed(digit)
- }
- /**
- * 【ERP】格式化数量,保留三位小数
- *
- * 例如说:库存数量
- *
- * @param num 数量
- * @return 格式化后的数量
- */
- export const erpCountInputFormatter = (num: number | string | undefined) => {
- return erpNumberFormatter(num, ERP_COUNT_DIGIT)
- }
- // noinspection JSCommentMatchesSignature
- /**
- * 【ERP】格式化数量,保留三位小数
- *
- * @param cellValue 数量
- * @return 格式化后的数量
- */
- export const erpCountTableColumnFormatter = (_, __, cellValue: any, ___) => {
- return erpNumberFormatter(cellValue, ERP_COUNT_DIGIT)
- }
- /**
- * 【ERP】格式化金额,保留二位小数
- *
- * 例如说:库存数量
- *
- * @param num 数量
- * @return 格式化后的数量
- */
- export const erpPriceInputFormatter = (num: number | string | undefined) => {
- return erpNumberFormatter(num, ERP_PRICE_DIGIT)
- }
- // noinspection JSCommentMatchesSignature
- /**
- * 【ERP】格式化金额,保留二位小数
- *
- * @param cellValue 数量
- * @return 格式化后的数量
- */
- export const erpPriceTableColumnFormatter = (_, __, cellValue: any, ___) => {
- return erpNumberFormatter(cellValue, ERP_PRICE_DIGIT)
- }
- /**
- * 【ERP】价格计算,四舍五入保留两位小数
- *
- * @param price 价格
- * @param count 数量
- * @return 总价格。如果有任一为空,则返回 undefined
- */
- export const erpPriceMultiply = (price: number, count: number) => {
- if (price == null || count == null) {
- return undefined
- }
- return parseFloat((price * count).toFixed(ERP_PRICE_DIGIT))
- }
- /**
- * 【ERP】百分比计算,四舍五入保留两位小数
- *
- * 如果 total 为 0,则返回 0
- *
- * @param value 当前值
- * @param total 总值
- */
- export const erpCalculatePercentage = (value: number, total: number) => {
- if (total === 0) return 0
- return ((value / total) * 100).toFixed(2)
- }
- /**
- * 适配 echarts map 的地名
- *
- * @param areaName 地区名称
- */
- export const areaReplace = (areaName: string) => {
- if (!areaName) {
- return areaName
- }
- return areaName
- .replace('维吾尔自治区', '')
- .replace('壮族自治区', '')
- .replace('回族自治区', '')
- .replace('自治区', '')
- .replace('省', '')
- }
- /**
- * 解析 JSON 字符串
- *
- * @param str
- */
- export function jsonParse(str: string) {
- try {
- return JSON.parse(str)
- } catch (e) {
- console.error(`str[${str}] 不是一个 JSON 字符串`)
- return ''
- }
- }
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