482 lines
12 KiB
TypeScript
482 lines
12 KiB
TypeScript
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/**
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* Parse the time to string
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* @param {(Object|string|number)} time
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* @param {string} cFormat
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* @returns {string | null}
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*/
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export function parseTime(time, cFormat) {
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if (arguments.length === 0 || !time) {
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return null
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}
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const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
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let date
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if (typeof time === 'object') {
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date = time
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} else {
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if (typeof time === 'string') {
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if (/^[0-9]+$/.test(time)) {
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// support "1548221490638"
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time = parseInt(time)
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} else {
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// support safari
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// https://stackoverflow.com/questions/4310953/invalid-date-in-safari
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time = time.replace(new RegExp(/-/gm), '/')
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}
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}
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if (typeof time === 'number' && time.toString().length === 10) {
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time = time * 1000
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}
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date = new Date(time)
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}
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const formatObj = {
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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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a: date.getDay(),
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}
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const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
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const value = formatObj[key]
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// Note: getDay() returns 0 on Sunday
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if (key === 'a') {
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return ['日', '一', '二', '三', '四', '五', '六'][value]
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}
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return value.toString().padStart(2, '0')
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})
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return time_str
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}
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/**
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* @param {number} time
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* @param {string} option
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* @returns {string}
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*/
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export function formatTime(time, option) {
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if (('' + time).length === 10) {
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time = parseInt(time) * 1000
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} else {
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time = +time
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}
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const d = new Date(time)
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const now = Date.now()
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const diff = (now - d) / 1000
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if (diff < 30) {
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return '刚刚'
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} else if (diff < 3600) {
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// less 1 hour
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return Math.ceil(diff / 60) + '分钟前'
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} else if (diff < 3600 * 24) {
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return Math.ceil(diff / 3600) + '小时前'
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} else if (diff < 3600 * 24 * 2) {
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return '1天前'
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}
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if (option) {
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return parseTime(time, option)
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} else {
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return (
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d.getMonth() + 1 + '月' + d.getDate() + '日' + d.getHours() + '时' + d.getMinutes() + '分'
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)
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}
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}
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/**
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* @param {string} url
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* @returns {Object}
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*/
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export function getQueryObject(url) {
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url = url == null ? window.location.href : url
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const search = url.substring(url.lastIndexOf('?') + 1)
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const obj = {}
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const reg = /([^?&=]+)=([^?&=]*)/g
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search.replace(reg, (rs, $1, $2) => {
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const name = decodeURIComponent($1)
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let val = decodeURIComponent($2)
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val = String(val)
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obj[name] = val
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return rs
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})
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return obj
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}
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/**
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* @param {string} input value
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* @returns {number} output value
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*/
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export function byteLength(str) {
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// returns the byte length of an utf8 string
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let s = str.length
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for (var i = str.length - 1; i >= 0; i--) {
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const code = str.charCodeAt(i)
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if (code > 0x7f && code <= 0x7ff) s++
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else if (code > 0x7ff && code <= 0xffff) s += 2
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if (code >= 0xdc00 && code <= 0xdfff) i--
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}
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return s
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}
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/**
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* @param {Array} actual
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* @returns {Array}
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*/
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export function cleanArray(actual) {
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const newArray = []
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for (let i = 0; i < actual.length; i++) {
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if (actual[i]) {
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newArray.push(actual[i])
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}
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}
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return newArray
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}
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/**
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* @param {Object} json
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* @returns {Array}
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*/
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export function param(json) {
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if (!json) return ''
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return cleanArray(
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Object.keys(json).map((key) => {
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if (json[key] === undefined) return ''
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return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
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}),
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).join('&')
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}
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/**
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* @param {string} url
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* @returns {Object}
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*/
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export function param2Obj(url) {
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const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
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if (!search) {
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return {}
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}
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const obj = {}
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const searchArr = search.split('&')
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searchArr.forEach((v) => {
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const index = v.indexOf('=')
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if (index !== -1) {
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const name = v.substring(0, index)
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const val = v.substring(index + 1, v.length)
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obj[name] = val
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}
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})
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return obj
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}
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/**
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* @param {string} val
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* @returns {string}
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*/
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export function html2Text(val) {
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const div = document.createElement('div')
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div.innerHTML = val
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return div.textContent || div.innerText
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}
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/**
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* Merges two objects, giving the last one precedence
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* @param {Object} target
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* @param {(Object|Array)} source
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* @returns {Object}
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*/
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export function objectMerge(target, source) {
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if (typeof target !== 'object') {
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target = {}
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}
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if (Array.isArray(source)) {
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return source.slice()
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}
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Object.keys(source).forEach((property) => {
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const sourceProperty = source[property]
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if (typeof sourceProperty === 'object') {
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target[property] = objectMerge(target[property], sourceProperty)
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} else {
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target[property] = sourceProperty
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}
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})
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return target
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}
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/**
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* @param {HTMLElement} element
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* @param {string} className
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*/
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export function toggleClass(element, className) {
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if (!element || !className) {
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return
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}
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let classString = element.className
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const nameIndex = classString.indexOf(className)
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if (nameIndex === -1) {
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classString += '' + className
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} else {
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classString =
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classString.substr(0, nameIndex) + classString.substr(nameIndex + className.length)
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}
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element.className = classString
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}
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/**
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* @param {string} type
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* @returns {Date}
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*/
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export function getTime(type) {
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if (type === 'start') {
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return new Date().getTime() - 3600 * 1000 * 24 * 90
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} else {
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return new Date(new Date().toDateString())
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}
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}
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/**
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* @param {Function} func
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* @param {number} wait
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* @param {boolean} immediate
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* @return {*}
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*/
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export function debounce(func, wait, immediate) {
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let timeout, args, context, timestamp, result
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const later = function () {
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// 据上一次触发时间间隔
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const last = +new Date() - timestamp
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// 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
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if (last < wait && last > 0) {
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timeout = setTimeout(later, wait - last)
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} else {
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timeout = null
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// 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
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if (!immediate) {
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result = func.apply(context, args)
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if (!timeout) context = args = null
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}
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}
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}
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return function (...args) {
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context = this
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timestamp = +new Date()
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const callNow = immediate && !timeout
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// 如果延时不存在，重新设定延时
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if (!timeout) timeout = setTimeout(later, wait)
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if (callNow) {
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result = func.apply(context, args)
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context = args = null
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}
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return result
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}
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}
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/**
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* This is just a simple version of deep copy
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* Has a lot of edge cases bug
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* If you want to use a perfect deep copy, use lodash's _.cloneDeep
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* @param {Object} source
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* @returns {Object}
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*/
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export function deepClone(source) {
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if (!source && typeof source !== 'object') {
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throw new Error('error arguments', 'deepClone')
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}
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const targetObj = source.constructor === Array ? [] : {}
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Object.keys(source).forEach((keys) => {
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if (source[keys] && typeof source[keys] === 'object') {
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targetObj[keys] = deepClone(source[keys])
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} else {
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targetObj[keys] = source[keys]
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}
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})
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return targetObj
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}
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/**
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* @param {Array} arr
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* @returns {Array}
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*/
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export function uniqueArr(arr) {
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return Array.from(new Set(arr))
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}
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/**
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* @returns {string}
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*/
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export function createUniqueString() {
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const timestamp = +new Date() + ''
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const randomNum = parseInt((1 + Math.random()) * 65536) + ''
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return (+(randomNum + timestamp)).toString(32)
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}
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/**
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* Check if an element has a class
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* @param {HTMLElement} elm
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* @param {string} cls
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* @returns {boolean}
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*/
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export function hasClass(ele, cls) {
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return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
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}
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/**
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* Add class to element
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* @param {HTMLElement} elm
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* @param {string} cls
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*/
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export function addClass(ele, cls) {
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if (!hasClass(ele, cls)) ele.className += ' ' + cls
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}
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/**
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* Remove class from element
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* @param {HTMLElement} elm
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* @param {string} cls
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*/
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export function removeClass(ele, cls) {
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if (hasClass(ele, cls)) {
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const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
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ele.className = ele.className.replace(reg, ' ')
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}
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}
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export function getColor() {
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var str = '#'
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var arr = ['1', '2', '3', '4', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f']
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for (var i = 0; i < 6; i++) {
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var num = parseInt(Math.random() * 16)
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str += arr[num]
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}
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return str
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}
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// 检查给定的值是否是数组
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export const isArray = function (value) {
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return objToString.call(value) === '[object Array]'
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}
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var funProto = Function.prototype
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var objProto = Object.prototype
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var getPrototypeOf = Object.getPrototypeOf
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var objToString = objProto.toString
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var hasOwnProperty = objProto.hasOwnProperty
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var funToString = funProto.toString
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// 检查给定的值是否是字符串
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export const isString = function (value) {
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return objToString.call(value) === '[object String]'
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}
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// 检查给定的值是否是纯对象，纯对象是指通过 {} 或 new Object() 声明的对象
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export const isPlainObject = function (value) {
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if (!value || objToString.call(value) !== '[object Object]') {
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return false
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}
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var prototype = getPrototypeOf(value)
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if (prototype === null) {
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return true
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}
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var constructor = hasOwnProperty.call(prototype, 'constructor') && prototype.constructor
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return (
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typeof constructor === 'function' && funToString.call(constructor) === funToString.call(Object)
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)
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}
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// // 深度克隆 array 数组或 json 对象，返回克隆后的副本
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export const deepObjClone = function (obj) {
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let weakMap = new WeakMap()
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function clone(obj) {
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if (obj == null) {
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return obj
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}
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if (obj instanceof Date) {
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return new Date(obj)
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}
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if (obj instanceof RegExp) {
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return new RegExp(obj)
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}
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if (typeof obj !== 'object') return obj
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if (weakMap.get(obj)) {
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return weakMap.get(obj)
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}
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var copy = new obj.constructor()
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weakMap.set(obj, copy)
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for (var key in obj) {
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if (Object.prototype.hasOwnProperty.call(obj, key)) {
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var value = obj[key]
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copy[key] = clone(value)
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}
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}
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return copy
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}
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return clone(obj)
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}
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import { ElMessage } from "element-plus";
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/**
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* hex颜色转rgb颜色
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* @param str 颜色值字符串
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* @returns 返回处理后的颜色值
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*/
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export function hexToRgb(str: any) {
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let hexs: any = "";
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let reg = /^\#?[0-9A-Fa-f]{6}$/;
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if (!reg.test(str)) return ElMessage.warning("输入错误的hex");
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str = str.replace("#", "");
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hexs = str.match(/../g);
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for (let i = 0; i < 3; i++) hexs[i] = parseInt(hexs[i], 16);
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return hexs;
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}
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/**
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* rgb颜色转Hex颜色
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* @param r 代表红色
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* @param g 代表绿色
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* @param b 代表蓝色
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* @returns 返回处理后的颜色值
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*/
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export function rgbToHex(r: any, g: any, b: any) {
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let reg = /^\d{1,3}$/;
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if (!reg.test(r) || !reg.test(g) || !reg.test(b)) return ElMessage.warning("输入错误的rgb颜色值");
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let hexs = [r.toString(16), g.toString(16), b.toString(16)];
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for (let i = 0; i < 3; i++) if (hexs[i].length == 1) hexs[i] = `0${hexs[i]}`;
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return `#${hexs.join("")}`;
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}
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/**
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* 加深颜色值
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* @param color 颜色值字符串
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* @param level 加深的程度，限0-1之间
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* @returns 返回处理后的颜色值
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*/
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export function getDarkColor(color: string, level: number) {
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let reg = /^\#?[0-9A-Fa-f]{6}$/;
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if (!reg.test(color)) return ElMessage.warning("输入错误的hex颜色值");
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let rgb = hexToRgb(color);
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for (let i = 0; i < 3; i++) rgb[i] = Math.floor(rgb[i] * (1 - level));
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return rgbToHex(rgb[0], rgb[1], rgb[2]);
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}
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/**
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* 变浅颜色值
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* @param color 颜色值字符串
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* @param level 加深的程度，限0-1之间
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* @returns 返回处理后的颜色值
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*/
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export function getLightColor(color: string, level: number) {
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let reg = /^\#?[0-9A-Fa-f]{6}$/;
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if (!reg.test(color)) return ElMessage.warning("输入错误的hex颜色值");
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let rgb = hexToRgb(color);
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for (let i = 0; i < 3; i++) rgb[i] = Math.floor((255 - rgb[i]) * level + rgb[i]);
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return rgbToHex(rgb[0], rgb[1], rgb[2]);
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}
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