158 lines
3.6 KiB
JavaScript
158 lines
3.6 KiB
JavaScript
function formatTime(time) {
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if (typeof time !== 'number' || time < 0) {
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return time
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}
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var hour = parseInt(time / 3600)
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time = time % 3600
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var minute = parseInt(time / 60)
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time = time % 60
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var second = time
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return ([hour, minute, second]).map(function(n) {
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n = n.toString()
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return n[1] ? n : '0' + n
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}).join(':')
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}
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function formatLocation(longitude, latitude) {
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if (typeof longitude === 'string' && typeof latitude === 'string') {
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longitude = parseFloat(longitude)
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latitude = parseFloat(latitude)
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}
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longitude = longitude.toFixed(2)
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latitude = latitude.toFixed(2)
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return {
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longitude: longitude.toString().split('.'),
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latitude: latitude.toString().split('.')
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}
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}
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var dateUtils = {
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UNITS: {
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'年': 31557600000,
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'月': 2629800000,
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'天': 86400000,
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'小时': 3600000,
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'分钟': 60000,
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'秒': 1000
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},
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humanize: function(milliseconds) {
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var humanize = '';
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for (var key in this.UNITS) {
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if (milliseconds >= this.UNITS[key]) {
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humanize = Math.floor(milliseconds / this.UNITS[key]) + key + '前';
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break;
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}
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}
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return humanize || '刚刚';
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},
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format: function(dateStr) {
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var date = this.parse(dateStr)
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var diff = Date.now() - date.getTime();
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if (diff < this.UNITS['天']) {
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return this.humanize(diff);
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}
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var _format = function(number) {
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return (number < 10 ? ('0' + number) : number);
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};
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return date.getFullYear() + '/' + _format(date.getMonth() + 1) + '/' + _format(date.getDate()) + '-' +
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_format(date.getHours()) + ':' + _format(date.getMinutes());
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},
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parse: function(str) { //将"yyyy-mm-dd HH:MM:ss"格式的字符串，转化为一个Date对象
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var a = str.split(/[^0-9]/);
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return new Date(a[0], a[1] - 1, a[2], a[3], a[4], a[5]);
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}
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};
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const numberToChinese = (num)=> {
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const chineseNums = ['零', '一', '二', '三', '四', '五', '六', '七', '八', '九'];
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const chineseUnits = ['', '十', '百', '千', '万', '亿', '兆'];
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if (num === 0) {
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return chineseNums[0];
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}
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const digits = Math.floor(num).toString().split('');
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const len = digits.length;
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let result = '';
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for (let i = 0; i < len; i++) {
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const digit = parseInt(digits[i]);
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const unit = chineseUnits[len - 1 - i];
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if (digit !== 0) {
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result += chineseNums[digit] + unit;
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} else {
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if (result[result.length - 1] !== chineseNums[0]) {
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result += chineseNums[digit]
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}
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}
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}
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return result;
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}
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// - 获取地址详情
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const getAddressDetail = (item= {})=> {
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return `${item.countryName||''}${item.provinceName||''}${item.cityName||''}${item.countyName||''}${item.townName||''}${item.address||''}`
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}
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// - 转换list的key val
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const transListKeyTitle = ({ valKey = '', titleKey = '', list = [] })=> {
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list.map(t=> {
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t.title = t[titleKey]
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t.val = t[valKey]
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})
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return list
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}
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// -防抖
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const debounce = (fn, wait) => {
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let delay = wait || 500
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let timer
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return function() {
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let args = arguments;
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if (timer) {
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clearTimeout(timer)
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console.log('拦截')
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}
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let callNow = !timer
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timer = setTimeout(() => {
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console.log('发送')
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fn.apply(this, args)
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timer = null
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}, delay)
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}
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}
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// -节流
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const throttle = (fn, wait) => {
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let delay = wait || 500
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let timer = null
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return function() {
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if (timer) {
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console.log('拦截');
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return
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}
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timer = setTimeout(() => {
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console.log('发送');
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fn.apply(this, arguments)
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timer = null
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}, delay)
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}
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}
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export {
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getAddressDetail,
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numberToChinese,
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formatTime,
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formatLocation,
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dateUtils,
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transListKeyTitle,
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debounce,
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throttle,
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}
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