我是个攻城狮
433 lines
11 KiB
JavaScript
433 lines
11 KiB
JavaScript
export default {
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/**
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* 计算两地距离
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* @param {起始纬度} lat1
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* @param {起始经度} lng1
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* @param {结束纬度} lat2
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* @param {结束经度} lng2
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*/
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distance(lat1, lng1, lat2, lng2) {
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console.log(lat1,lng1,lat2,lng2,'2345678');
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var radLat1 = lat1 * Math.PI / 180.0;
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var radLat2 = lat2 * Math.PI / 180.0;
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var a = radLat1 - radLat2;
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var b = lng1 * Math.PI / 180.0 - lng2 * Math.PI / 180.0;
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var s = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(a / 2), 2) + Math.cos(radLat1) * Math.cos(radLat2) * Math.pow(Math.sin(b / 2), 2)));
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s = s * 6378.137;
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s = Math.round(s * 10000) / 10000;
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return s
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},
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geTel(tel){
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let reg = /^(\d{3})\d{4}(\d{4})$/;
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return tel.replace(reg, "$1****$2");
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},
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//得到日期显示
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getFormatDate(ta='/') {
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let date = new Date();
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return y + ta + MM + ta + d + ' ' + h + ':' + m + ':' + s; //+ ' ' + h + ':' + m + ':' + s
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},
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getFormatDateNum(e) {
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let date = new Date();
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return y + '/' + MM + '/' + d + ' ' + e + ':' + '00' + ':' + '00'; //+ ' ' + h + ':' + m + ':' + s
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},
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//得到日期显示
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getFormatMD() {
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let date = new Date();
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return MM + '月' + d + '日';
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},
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//日期显示
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formatDate(value) {
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let date = new Date(parseInt(value) * 1000);
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return y + '-' + MM + '-' + d + ' ' + h + ':' + m + ':' + s;
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},
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//年月日
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formatDateYmd(value) {
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let date = new Date(parseInt(value) * 1000);
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return y + '-' + MM + '-' + d;
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},
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//月日
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formatDateYm(value) {
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let date = new Date(parseInt(value) * 1000);
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let y = date.getFullYear();
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let MM = date.getMonth() + 1;
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MM = MM < 10 ? ('0' + MM) : MM;
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let d = date.getDate();
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d = d < 10 ? ('0' + d) : d;
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let h = date.getHours();
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h = h < 10 ? ('0' + h) : h;
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let m = date.getMinutes();
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m = m < 10 ? ('0' + m) : m;
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let s = date.getSeconds();
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s = s < 10 ? ('0' + s) : s;
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return MM + '.' + d + ' ' + h + ':' + m;
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},
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toTime(value){
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var timestamp = new Date(value).getTime();
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return timestamp/1000;
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},
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time2string(second){
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var day = Math.floor(second/(3600*24));
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second = second%(3600*24); //除去整天之后剩余的时间
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var hour = Math.floor(second/3600);
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second = second%3600; //除去整小时之后剩余的时间
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var minute = Math.floor(second/60);
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second = second%60; //除去整分钟之后剩余的时间
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//返回字符串
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//return day + '天' + hour + '小时' + minute + '分' + second + '秒';
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return {hour,minute,second}
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},
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/*日期工具*/
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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.getDay()) + '-' +
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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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friendlyDate(timestamp) {
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var formats = {
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'year': '%n% 年前',
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'month': '%n% 月前',
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'day': '%n% 天前',
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'hour': '%n% 小时前',
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'minute': '%n% 分钟前',
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'second': '%n% 秒前',
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};
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var now = Date.now();
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var seconds = Math.floor((now - timestamp) / 1000);
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var minutes = Math.floor(seconds / 60);
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var hours = Math.floor(minutes / 60);
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var days = Math.floor(hours / 24);
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var months = Math.floor(days / 30);
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var years = Math.floor(months / 12);
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var diffType = '';
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var diffValue = 0;
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if (years > 0) {
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diffType = 'year';
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diffValue = years;
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} else {
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if (months > 0) {
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diffType = 'month';
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diffValue = months;
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} else {
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if (days > 0) {
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diffType = 'day';
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diffValue = days;
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} else {
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if (hours > 0) {
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diffType = 'hour';
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diffValue = hours;
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} else {
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if (minutes > 0) {
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diffType = 'minute';
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diffValue = minutes;
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} else {
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diffType = 'second';
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diffValue = seconds === 0 ? (seconds = 1) : seconds;
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}
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}
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}
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}
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}
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return formats[diffType].replace('%n%', diffValue);
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},
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//时间显示
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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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//经纬度
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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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/*
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* 将cityNo 转 cityName
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* cityData:原数据
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* cityNo：二级地区编码
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*/
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getCityName(cityData, cityNo) {
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if (!cityNo) return;
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if (!(cityData instanceof Array)) return;
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// 9112
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cityNo += "";
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for (let i = 0; i < cityData.length; i++) {
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let sheng = cityData[i];
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for (let j = 0; j < sheng.children.length; j++) {
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let shi = sheng.children[j];
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if (shi.value == cityNo) {
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// 使用return 终止循环
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return `${sheng.label}-${shi.label}`;
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}
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}
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}
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},
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removeTime(dateStr) {
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const date = new Date(dateStr);
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return `${date.getFullYear()}-${date.getMonth() + 1}-${date.getDate()}`;
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},
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/*
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* obj 转 params字符串参数
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* 例子：{a:1,b:2} => a=1&b=2
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*/
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objParseParam(obj) {
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let paramsStr = "";
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if (obj instanceof Array) return paramsStr;
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if (!(obj instanceof Object)) return paramsStr;
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for (let key in obj) {
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paramsStr += `${key}=${obj[key]}&`;
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}
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return paramsStr.substring(0, paramsStr.length - 1);
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},
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/*
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* obj 转 路由地址带参数
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* 例子：{a:1,b:2} => /pages/index/index?a=1&b=2
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*/
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objParseUrlAndParam(path, obj) {
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let url = path || "/";
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let paramsStr = "";
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if (obj instanceof Array) return url;
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if (!(obj instanceof Object)) return url;
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paramsStr = this.objParseParam(obj);
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paramsStr && (url += "?");
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url += paramsStr;
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return url;
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},
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/*
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* 获取url字符串参数
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*/
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getRequestParameters(locationhref) {
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let href = locationhref || "";
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let theRequest = new Object();
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let str = href.split("?")[1];
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if (str != undefined) {
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let strs = str.split("&");
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for (let i = 0; i < strs.length; i++) {
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theRequest[strs[i].split("=")[0]] = (strs[i].split("=")[1]);
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}
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}
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return theRequest;
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},
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/*
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* 银行卡每四位空格
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*/
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formatCardNo(cardNo) {
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cardNo += "";
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return cardNo.replace(/\s/g, '').replace(/[^\d]/g, '').replace(/(\d{4})(?=\d)/g, '$1 ');
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},
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/**
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* 乘法，解决js精度损失问题
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* @param {*} arg1
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* @param {*} arg2
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*/
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accMul(arg1, arg2) {
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arg1 = arg1 || 0;
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var m = 0,
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s1 = arg1.toString(),
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s2 = arg2.toString();
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try {
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m += s1.split(".")[1].length
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} catch (e) {}
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try {
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m += s2.split(".")[1].length
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} catch (e) {}
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return Number(s1.replace(".", "")) * Number(s2.replace(".", "")) / Math.pow(10, m)
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},
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//数字补齐2位
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forMatNum(num) {
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return num < 10 ? '0' + num : num + '';
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},
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//日期
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initDays(year, month) {
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let totalDays = new Date(year, month, 0).getDate();
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let dates = [];
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for (let d = 1; d <= totalDays; d++) {
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dates.push(forMatNum(d));
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};
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return dates;
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},
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//日期
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initPicker(start, end, mode = "date", step = 1) {
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let initstartDate = new Date(start);
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let endDate = new Date(end);
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let startYear = initstartDate.getFullYear();
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let startMonth = initstartDate.getMonth();
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let endYear = endDate.getFullYear();
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let years = [],
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months = [],
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days = [],
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hours = [],
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minutes = [];
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let totalDays = new Date(startYear, startMonth, 0).getDate();
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for (let s = startYear; s <= endYear; s++) {
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years.push(s + '');
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};
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for (let m = 1; m <= 12; m++) {
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months.push(forMatNum(m));
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};
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for (let d = 1; d <= totalDays; d++) {
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days.push(forMatNum(d));
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}
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for (let h = 0; h < 24; h++) {
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hours.push(forMatNum(h));
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}
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for (let m = 0; m < 60; m += step) {
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minutes.push(forMatNum(m));
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}
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switch (mode) {
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case "date":
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return {
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years,
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months,
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days
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}
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break;
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case "yearMonth":
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return {
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years,
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months
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}
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break;
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case "dateTime":
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return {
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years,
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months,
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days,
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hours,
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minutes
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}
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break;
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case "time":
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return {
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hours,
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minutes
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}
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break;
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}
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},
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// 深拷贝
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deepClone(obj){
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let objClone = Array.isArray(obj) ? [] : {};
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if (obj && typeof obj === 'object') {
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for(let key in obj){
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if (obj[key] && typeof obj[key] === 'object'){
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objClone[key] = this.deepClone(obj[key]);
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}else{
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objClone[key] = obj[key]
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}
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}
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}
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return objClone;
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}
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}
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