/**
* 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 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
}
export function changeToLngDFM(du) {
if(!du) return
const arr1 = du.split(".");
const d = arr1[0];
let tp = "0." + arr1[1]
tp = String(tp * 60); //进行强制类型转换
const arr2 = tp.split(".");
const f = arr2[0];
tp = "0." + arr2[1];
tp = tp * 60;
const m = tp.toFixed(2);//保留两位小数
const dfm = '东经E' + d + "°" + f + "'" + m + "\"";
return dfm;
}
export function changeToLatDFM(du) {
if(!du) return
const arr1 = du.split(".");
const d = arr1[0];
let tp = "0." + arr1[1]
tp = String(tp * 60); //进行强制类型转换
const arr2 = tp.split(".");
const f = arr2[0];
tp = "0." + arr2[1];
tp = tp * 60;
const m = tp.toFixed(2);//保留两位小数
const dfm = '北纬N' + d + "°" + f + "'" + m + "\"";
return dfm;
}
// import { parseTime } from './ruoyi'
/**
* 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)
}
// 文件流下载
export function downloadByFilestream(stream, filename) {
const blob = new Blob([stream])
// 创建一个 URL 对象
const url = window.URL.createObjectURL(blob)
// 创建一个 标签
const link = document.createElement('a')
// 设置 标签的属性
link.href = url
link.setAttribute('download', filename) // 设置要下载的文件名
// 触发点击事件
link.click()
// 释放 URL 对象
window.URL.revokeObjectURL(url)
}
export function chineseDigits(n) {
var num = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
var word = ['零', '一', '二', '三', '四', '五', '六', '七', '八', '九', '十']
return num.indexOf(n) !== -1 ? word[num.indexOf(n)] : n
}
export function chineseCircles(n) {
var num = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
var word = ['①', '②', '③', '④', '⑤', '⑥', '⑦', '⑧', '⑨', '⑩']
return num.indexOf(n) !== -1 ? word[num.indexOf(n)] : n
}
// 颜色随机
export function dictColor(val) {
return `hsl(${(Number(val)) * 200}, 100%, 50%)`
}
// 删除空字段
export function removeEmpty(obj) {
for (const i in obj) {
if (obj[i] === '' || obj[i] === null) {
delete obj[i]
}
}
return obj
}
export function formatFileSize(value) {
if (value === 0) return '0 Bytes'
const units = ['Bytes', 'KB', 'MB', 'GB', 'TB']
const digitGroups = Math.floor(Math.log10(value) / Math.log10(1024))
return parseFloat((value / Math.pow(1024, digitGroups)).toFixed(2)) + ' ' + units[digitGroups]
}
export function getWeek(date) {
const week = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六']
return week[new Date(date).getDay()]
}