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95 lines
2.5 KiB
95 lines
2.5 KiB
export function debounce<T extends (...args: any[]) => void>(func: T, delay = 500, immediate?: boolean): T {
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let timerId: any
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return function (this: any, ...args: any[]) {
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if (timerId) {
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clearTimeout(timerId)
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}
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if (immediate) {
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const callNow = !timerId
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timerId = setTimeout(() => {
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timerId = null
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}, delay)
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if (callNow) {
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func.apply(this, args)
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}
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} else {
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timerId = setTimeout(() => {
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func.apply(this, args)
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}, delay)
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}
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} as T
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}
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// 时间格式化
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export const dateFormatting = (time: any, cFormat?: string) => {
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const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
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// 字符串数字形式的时间戳要转换下
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let newTime = time
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if (/^\d+?$/.test(time)) {
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newTime = parseInt(time)
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}
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const date = typeof time === 'object' ? time : new Date(newTime)
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const formatObj: any = {
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y: date.getFullYear(),
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m: date.getMonth() + 1,
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d: date.getDate(),
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h: date.getHours(),
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i: date.getMinutes(),
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s: date.getSeconds(),
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w: date.getDay()
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}
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return format.replace(/{(y|m|d|h|i|s|w)+}/g, (result, key) => {
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let value:any = formatObj[key]
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if (key === 'w') {
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return ['日', '一', '二', '三', '四', '五', '六'][value]
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}
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if (result.length > 0 && value < 10) {
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value = '0' + value
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}
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return value || 0
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})
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}
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// 动态远程加载script脚本
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export function loadScript(src: string) {
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return new Promise((resolve, reject) => {
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const script = document.createElement('script')
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script.type = 'text/javascript'
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script.onload = resolve
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script.onerror = reject
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script.src = src
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document.head.appendChild(script)
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})
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}
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// 随机数字符串
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export const randomString = (len: number) => {
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len = len || 32
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const str = 'ABCDEFGHIJKMNOPQSTWXYZabcdefghijklmnopqrstwxyz1234567890'
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let n = ''
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for (let i = 0; i < len; i++) {
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n += str.charAt(Math.floor(Math.random() * str.length))
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}
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return n
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}
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export const jsonParseStringify = (val: any) => {
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if (typeof val === 'object') {
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return JSON.parse(JSON.stringify(val))
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} else {
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return val
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}
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}
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/**
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* 设置或获取local session storage
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* @param key
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* @param data 有值时set，否则get
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* @param type local/session默认
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*/
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export const getSetStorage = (key: string, data?: string, type = 'session') => {
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//console.log(key, data)
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const winType = type === 'session' ? 'sessionStorage' : 'localStorage'
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if (data) {
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window[winType].setItem(key, data)
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} else {
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return window[winType].getItem(key)
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}
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}
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