ddfwxt/src/utils/index.js

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/**
* Created by PanJiaChen on 16/11/18.
*/
/**
* Parse the time to string
* @param {(Object|string|number)} time
* @param {string} cFormat
* @returns {string | null}
*/
export function parseTime(time, cFormat) {
if (arguments.length === 0 || !time) {
return null
}
const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
let date
if (typeof time === 'object') {
date = time
} else {
if ((typeof time === 'string')) {
if ((/^[0-9]+$/.test(time))) {
// support "1548221490638"
time = parseInt(time)
} else {
// support safari
// https://stackoverflow.com/questions/4310953/invalid-date-in-safari
time = time.replace(new RegExp(/-/gm), '/')
}
}
if ((typeof time === 'number') && (time.toString().length === 10)) {
time = time * 1000
}
date = new Date(time)
}
const formatObj = {
y: date.getFullYear(),
m: date.getMonth() + 1,
d: date.getDate(),
h: date.getHours(),
i: date.getMinutes(),
s: date.getSeconds(),
a: date.getDay()
}
const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
const value = formatObj[key]
// Note: getDay() returns 0 on Sunday
if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
return value.toString().padStart(2, '0')
})
return time_str
}
/**
* @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|$)')
ele.className = ele.className.replace(reg, ' ')
}
}
export function errorCodeMap(code) {
const errorCodeMap = {
1001: '用户已存在',
1003: '用户不存在',
1004: '账号已存在',
200004: '获取对象失败',
200005: '访问数据异常',
200006: '身份证格式异常',
200101: '验证码错误',
200102: '账号验证不通过',
200103: '账号已被禁用',
200010: '权限资源不存在',
401: '未在APP进行实名认证,暂无访问权限',
403: '无访问权限',
404: '接口不存在',
400001: '请求参数错误',
400002: '服务器繁忙,请稍后重试',
400006: '修改内容与任务当前阶段不匹配,请重试',
400007: '任务已转交,无权处理',
400008: 'app绑定手机号与现在绑定手机号不一致',
400009: '无审核修改权限',
400010: '当前任务阶段无法审核',
400102: '号码格式错误',
403001: 'TOKEN校验失败',
403002: '刷新TOKEN校验失败',
403003: '请登录后重试',
500: '接口调用失败',
670: '上架状态不能更新',
671: '积分总数小于0',
800: '稿件信息已经被审核',
9000: '凭证过期',
9997: '数据中有异常',
9998: '数据已使用,请刷新数据',
9999: '未知数据'
}
return errorCodeMap[code]
}
// export function timeFormat(timeStamp) {
// const timeStr = `${
// Math.floor(timeStamp / 3600) < 9
// ? "0" + Math.floor(timeStamp / 3600)
// : Math.floor(timeStamp / 3600)
// }:${
// Math.floor(((timeStamp % 86400) % 3600) / 60) < 9
// ? "0" + Math.floor(((timeStamp % 86400) % 3600) / 60)
// : Math.floor(((timeStamp % 86400) % 3600) / 60)
// }:${
// Math.floor(((timeStamp % 86400) % 3600) % 60) < 9
// ? "0" + Math.floor(((timeStamp % 86400) % 3600) % 60)
// : Math.floor(((timeStamp % 86400) % 3600) % 60)
// }`;
// return timeStr;
// }