eln_web/src/utils/index.js

import { parseTime } from './ruoyi'
import { encrypt, decrypt } from '@/utils/encryptUtil';
import moment from 'moment';
/**
 * 表格时间格式化
 */
export function formatDate(cellValue) {
	if (cellValue == null || cellValue == "") return ""
	var date = new Date(cellValue)
	var year = date.getFullYear()
	var month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1
	var day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate()
	var hours = date.getHours() < 10 ? '0' + date.getHours() : date.getHours()
	var minutes = date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()
	var seconds = date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds()
	return year + '-' + month + '-' + day + ' ' + hours + ':' + minutes + ':' + seconds
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
	if (('' + time).length === 10) {
		time = parseInt(time) * 1000
	} else {
		time = +time
	}
	const d = new Date(time)
	const now = Date.now()

	const diff = (now - d) / 1000

	if (diff < 30) {
		return '刚刚'
	} else if (diff < 3600) {
		// less 1 hour
		return Math.ceil(diff / 60) + '分钟前'
	} else if (diff < 3600 * 24) {
		return Math.ceil(diff / 3600) + '小时前'
	} else if (diff < 3600 * 24 * 2) {
		return '1天前'
	}
	if (option) {
		return parseTime(time, option)
	} else {
		return (
			d.getMonth() +
			1 +
			'月' +
			d.getDate() +
			'日' +
			d.getHours() +
			'时' +
			d.getMinutes() +
			'分'
		)
	}
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function getQueryObject(url) {
	url = url == null ? window.location.href : url
	const search = url.substring(url.lastIndexOf('?') + 1)
	const obj = {}
	const reg = /([^?&=]+)=([^?&=]*)/g
	search.replace(reg, (rs, $1, $2) => {
		const name = decodeURIComponent($1)
		let val = decodeURIComponent($2)
		val = String(val)
		obj[name] = val
		return rs
	})
	return obj
}

/**
 * @param {string} input value
 * @returns {number} output value
 */
export function byteLength(str) {
	// returns the byte length of an utf8 string
	let s = str.length
	for (var i = str.length - 1; i >= 0; i--) {
		const code = str.charCodeAt(i)
		if (code > 0x7f && code <= 0x7ff) s++
		else if (code > 0x7ff && code <= 0xffff) s += 2
		if (code >= 0xDC00 && code <= 0xDFFF) i--
	}
	return s
}

/**
 * @param {Array} actual
 * @returns {Array}
 */
export function cleanArray(actual) {
	const newArray = []
	for (let i = 0; i < actual.length; i++) {
		if (actual[i]) {
			newArray.push(actual[i])
		}
	}
	return newArray
}

/**
 * @param {Object} json
 * @returns {Array}
 */
export function param(json) {
	if (!json) return ''
	return cleanArray(
		Object.keys(json).map(key => {
			if (json[key] === undefined) return ''
			return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
		})
	).join('&')
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
	const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
	if (!search) {
		return {}
	}
	const obj = {}
	const searchArr = search.split('&')
	searchArr.forEach(v => {
		const index = v.indexOf('=')
		if (index !== -1) {
			const name = v.substring(0, index)
			const val = v.substring(index + 1, v.length)
			obj[name] = val
		}
	})
	return obj
}

/**
 * @param {string} val
 * @returns {string}
 */
export function html2Text(val) {
	const div = document.createElement('div')
	div.innerHTML = val
	return div.textContent || div.innerText
}

/**
 * Merges two objects, giving the last one precedence
 * @param {Object} target
 * @param {(Object|Array)} source
 * @returns {Object}
 */
export function objectMerge(target, source) {
	if (typeof target !== 'object') {
		target = {}
	}
	if (Array.isArray(source)) {
		return source.slice()
	}
	Object.keys(source).forEach(property => {
		const sourceProperty = source[property]
		if (typeof sourceProperty === 'object') {
			target[property] = objectMerge(target[property], sourceProperty)
		} else {
			target[property] = sourceProperty
		}
	})
	return target
}

/**
 * @param {HTMLElement} element
 * @param {string} className
 */
export function toggleClass(element, className) {
	if (!element || !className) {
		return
	}
	let classString = element.className
	const nameIndex = classString.indexOf(className)
	if (nameIndex === -1) {
		classString += '' + className
	} else {
		classString =
			classString.substr(0, nameIndex) +
			classString.substr(nameIndex + className.length)
	}
	element.className = classString
}

/**
 * @param {string} type
 * @returns {Date}
 */
export function getTime(type) {
	if (type === 'start') {
		return new Date().getTime() - 3600 * 1000 * 24 * 90
	} else {
		return new Date(new Date().toDateString())
	}
}

/**
 * @param {Function} func
 * @param {number} wait
 * @param {boolean} immediate
 * @return {*}
 */
export function debounce(func, wait, immediate) {
	let timeout, args, context, timestamp, result

	const later = function () {
		// 据上一次触发时间间隔
		const last = +new Date() - timestamp

		// 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
		if (last < wait && last > 0) {
			timeout = setTimeout(later, wait - last)
		} else {
			timeout = null
			// 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
			if (!immediate) {
				result = func.apply(context, args)
				if (!timeout) context = args = null
			}
		}
	}

	return function (...args) {
		context = this
		timestamp = +new Date()
		const callNow = immediate && !timeout
		// 如果延时不存在，重新设定延时
		if (!timeout) timeout = setTimeout(later, wait)
		if (callNow) {
			result = func.apply(context, args)
			context = args = null
		}

		return result
	}
}

/**
 * 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
 * @returns {Object}
 */
export function deepClone(source) {
	if (!source && typeof source !== 'object') {
		throw new Error('error arguments', 'deepClone')
	}
	const targetObj = source.constructor === Array ? [] : {}
	Object.keys(source).forEach(keys => {
		if (source[keys] && typeof source[keys] === 'object') {
			targetObj[keys] = deepClone(source[keys])
		} else {
			targetObj[keys] = source[keys]
		}
	})
	return targetObj
}

/**
 * @param {Array} arr
 * @returns {Array}
 */
export function uniqueArr(arr) {
	return Array.from(new Set(arr))
}

/**
 * @returns {string}
 */
export function createUniqueString() {
	const timestamp = +new Date() + ''
	const randomNum = parseInt((1 + Math.random()) * 65536) + ''
	return (+(randomNum + timestamp)).toString(32)
}

/**
 * Check if an element has a class
 * @param {HTMLElement} elm
 * @param {string} cls
 * @returns {boolean}
 */
export function hasClass(ele, cls) {
	return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
}

/**
 * Add class to element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function addClass(ele, cls) {
	if (!hasClass(ele, cls)) ele.className += ' ' + cls
}

/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function removeClass(ele, cls) {
	if (hasClass(ele, cls)) {
		const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
		ele.className = ele.className.replace(reg, ' ')
	}
}

export function makeMap(str, expectsLowerCase) {
	const map = Object.create(null)
	const list = str.split(',')
	for (let i = 0; i < list.length; i++) {
		map[list[i]] = true
	}
	return expectsLowerCase
		? val => map[val.toLowerCase()]
		: val => map[val]
}

export const exportDefault = 'export default '

export const beautifierConf = {
	html: {
		indent_size: '2',
		indent_char: ' ',
		max_preserve_newlines: '-1',
		preserve_newlines: false,
		keep_array_indentation: false,
		break_chained_methods: false,
		indent_scripts: 'separate',
		brace_style: 'end-expand',
		space_before_conditional: true,
		unescape_strings: false,
		jslint_happy: false,
		end_with_newline: true,
		wrap_line_length: '110',
		indent_inner_html: true,
		comma_first: false,
		e4x: true,
		indent_empty_lines: true
	},
	js: {
		indent_size: '2',
		indent_char: ' ',
		max_preserve_newlines: '-1',
		preserve_newlines: false,
		keep_array_indentation: false,
		break_chained_methods: false,
		indent_scripts: 'normal',
		brace_style: 'end-expand',
		space_before_conditional: true,
		unescape_strings: false,
		jslint_happy: true,
		end_with_newline: true,
		wrap_line_length: '110',
		indent_inner_html: true,
		comma_first: false,
		e4x: true,
		indent_empty_lines: true
	}
}

// 首字母大小
export function titleCase(str) {
	return str.replace(/( |^)[a-z]/g, L => L.toUpperCase())
}

// 下划转驼峰
export function camelCase(str) {
	return str.replace(/_[a-z]/g, str1 => str1.substr(-1).toUpperCase())
}

export function isNumberStr(str) {
	return /^[+-]?(0|([1-9]\d*))(\.\d+)?$/g.test(str)
}

// 编码
export function caesarCipher(str) {
	return btoa(encrypt(str))
}

// 解码
export function caesarDecipher(str) {
	return decrypt(atob(str));
}

//比较值是否相等，不需要比较类型
export const isEqual = (oldValue, nowValue) => {
	if (oldValue === null || nowValue === null) {
		return oldValue === nowValue;
	}
	if (typeof oldValue === 'object' && typeof nowValue === 'object') {
		return JSON.stringify(oldValue) === JSON.stringify(nowValue);
	}
	return oldValue == nowValue;
}
//计算过期时间
export const getExpireDate = (startDate, effectivePeriod, effectivePeriodUnit) => {
	const start = moment(startDate)
	const unit = effectivePeriodUnit === '天' ? 'days' : 'hours';
	const end = start
		.add(Number(effectivePeriod), unit)
		.format('YYYY-MM-DD HH:mm:ss');
	return end;
}

export function getuuid() {
    return Math.random().toString(36).substring(2) + 
               Date.now().toString(36);
}