/** * * @param component 需要注册的组件 * @param alias 组件别名 * @returns any */ export const withInstall = (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, '-$1').toLowerCase() } /** * @param str 需要转驼峰的下划线字符串 * @returns 字符串驼峰 */ export const underlineToHump = (str: string): string => { if (!str) return '' return str.replace(/\-(\w)/g, (_, letter: string) => { return letter.toUpperCase() }) } export const setCssVar = (prop: string, val: any, dom = document.documentElement) => { dom.style.setProperty(prop, val) } /** * 查找数组对象的某个下标 * @param {Array} ary 查找的数组 * @param {Functon} fn 判断的方法 */ // eslint-disable-next-line export const findIndex = (ary: Array, fn: Fn): number => { if (ary.findIndex) { return ary.findIndex(fn) } let index = -1 ary.some((item: T, i: number, ary: Array) => { const ret: T = fn(item, i, ary) if (ret) { index = i return ret } }) return index } export const trim = (str: string) => { return str.replace(/(^\s*)|(\s*$)/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 const 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 const 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 } 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) }) }