139 lines
3.4 KiB
JavaScript
139 lines
3.4 KiB
JavaScript
// 数组去重
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export function arrayUnique(arr) {
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arr.filter((element, index, arr) => {
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return arr.indexOf(element) === index
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})
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}
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// 数组去重，数组中值是对象
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export function arrayUnique2(arr, name) {
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const hash = {}
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return arr.reduce(function(item, next) {
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hash[next[name]] ? '' : hash[next[name]] = true && item.push(next)
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return item
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}, [])
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}
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// 时间转时间戳
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export function timeToStamp(time) {
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const date = new Date(time)
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return date.getTime()
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}
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// 数组的深度拷贝
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export function arrDeepCopy(arr) {
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const newArr = []
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for (const prop in arr) newArr[prop] = typeof arr[prop] === 'object' ? arrDeepCopy(arr[prop]) : arr[prop]
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return newArr
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}
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// 对象的深度拷贝
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export function objDeepCopy(obj) {
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const newObj = {}
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for (const prop in obj) newObj[prop] = typeof obj[prop] === 'object' ? objDeepCopy(obj[prop]) : obj[prop]
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return newObj
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}
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function zeroFill(i) {
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if (i >= 0 && i <= 9) {
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return '0' + i
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} else {
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return i
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}
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}
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// 获取当前时间
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export function getNowTime() {
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const date = new Date()
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const month = zeroFill(date.getMonth() + 1)
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const day = zeroFill(date.getDate())
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const hour = zeroFill(date.getHours())
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const minute = zeroFill(date.getMinutes())
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const second = zeroFill(date.getSeconds())
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const time = date.getFullYear() + '-' + month + '-' + day + ' ' + hour + ':' + minute + ':' + second
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return time
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}
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// 判断类型
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export function type(target) {
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const ret = typeof (target)
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const template = {
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'[object Array]': 'array',
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'[object Object]': 'object',
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'[object String]': 'string - object',
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'[object Number]': 'Number - object',
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'[object Boolean]': 'Boolean - object'
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}
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if (target === null) {
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return 'null'
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}
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if (ret === 'object') {
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const str = Object.prototype.toString.call(target)
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return template[str]
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} else {
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return ret
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}
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}
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export function SectionToChinese(section) {
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const chnNumChar = ['零', '一', '二', '三', '四', '五', '六', '七', '八', '九']
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const chnUnitChar = ['', '十', '百', '千']
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let strIns = ''
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let chnStr = ''
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let unitPos = 0
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let zero = true
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while (section > 0) {
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const v = section % 10
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if (v === 0) {
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if (!zero) {
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zero = true
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chnStr = chnNumChar[v] + chnStr
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}
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} else {
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zero = false
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strIns = chnNumChar[v]
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strIns += chnUnitChar[unitPos]
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chnStr = strIns + chnStr
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}
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unitPos++
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section = Math.floor(section / 10)
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}
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return chnStr
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}
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export function sleep(time) {
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return new Promise(resolve => {
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setTimeout(resolve, time)
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})
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}
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export function groupBy(datas, keys) {
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const list = datas || []
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const groups = []
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const result = []
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list.forEach(v => {
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const key = {}
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keys.forEach(k => {
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key[k] = v[k]
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})
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let group = groups.find(v => {
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return v._key === JSON.stringify(key)
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})
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if (!group) {
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group = {
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_key: JSON.stringify(key),
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key: key
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}
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groups.push(group)
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}
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group.data1 = group.data1 || 0
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group.key.数量 = group.data1 += v.数量
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group.data2 = group.data2 || ''
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group.key.机床图号_组号 = group.data2 += (v.机床图号 || '') + '-' + (v.组号 ? v.组号.split('组')[0] : '') + '<br/>'
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group.data3 = group.data3 || 0
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group.key.合计 = group.data3 += v.合计
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})
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groups.map(v => {
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result.push(v.key)
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})
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return result
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}
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