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189
common/utils.js
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189
common/utils.js
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import httpConfig from "@/common/http/config"
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export default {
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//时间格式化
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formatDate (formats, timestamp) {
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var formats = formats || 'Y-M-D';
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var myDate = timestamp ? new Date(timestamp) : new Date();
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var year = myDate.getFullYear();
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var month = formatDigit(myDate.getMonth() + 1);
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var day = formatDigit(myDate.getDate());
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var hour = formatDigit(myDate.getHours());
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var minute = formatDigit(myDate.getMinutes());
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var second = formatDigit(myDate.getSeconds());
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return formats.replace(/Y|M|D|h|m|s/g, function(matches) {
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return ({
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Y: year,
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M: month,
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D: day,
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h: hour,
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m: minute,
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s: second
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})[matches];
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});
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// 小于10补0
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function formatDigit (n) {
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return n.toString().replace(/^(\d)$/, '0$1');
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}
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},
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// 正则验证
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checkStr(str,type) {
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switch (type){
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case 'mobile': //电话
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return /^1[3|4|5|6|7|8|9][0-9]\d{8}$/.test(str)
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case 'card': //身份证
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return /^[\d]{6}(19|20)?[\d]{2}(0[1-9]|1[0-2])(0[1-9]|1[0-9]|2[0-9]|3[0-1])[0-9]{3}[xX\d]$/.test(str)
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case 'email': //邮箱
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return /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/.test(str)
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case 'qq': //qq
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return /^[1-9][0-9]{4,10}$/.test(str)
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case 'postcode': //邮编
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return /^(0[1-7]|1[0-356]|2[0-7]|3[0-6]|4[0-7]|5[1-7]|6[1-7]|7[0-5]|8[013-6])\d{4}$/.test(str)
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case 'int': //整数
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return /^-?\d+$/.test(str)
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case 'posint': //正整数
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return /^\d+$/.test(str)
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case 'negint': //负整数
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return /^-\d+$/.test(str)
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case 'num': //数字
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return /^-?\d*\.?\d+$/.test(str)
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case 'posnum': //正数
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return /^\d*\.?\d+$/.test(str)
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case 'negnum': //负数
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return /^-\d*\.?\d+$/.test(str)
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case 'nposint': //非0正整数
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return /^\+?[1-9][0-9]*$/.test(str)
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case 'nnegint': //非0负整数
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return /^\-?[1-9][0-9]*$/.test(str)
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case 'price': //价格
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return /(^[1-9]\d*(\.\d{1,2})?$)|(^0(\.\d{1,2})?$)/.test(str)
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case 'money': //金额(小数点2位)
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return /^\d*(?:\.\d{0,2})?$/.test(str);
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default:
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return true
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}
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},
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// 当前日期加固定天数
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getNumDay (num) {
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const currentDate = new Date();
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currentDate.setDate(currentDate.getDate() + num);
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return currentDate.toISOString();
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},
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// 判断是否再有效期
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isDateValid (startDate, endDate, date) {
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var currentDate = new Date();
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if (date) currentDate = new Date(date);
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return currentDate > new Date(startDate + ' 00:00:00') && currentDate < new Date(endDate + ' 23:59:59');
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},
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// 判断指定日期是否小于今天
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isDateLessThanToday (date, nowDate) {
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var currentDate = new Date();
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if (nowDate) currentDate = new Date(nowDate);
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return currentDate < new Date(date + ' 23:59:59');
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},
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// 获取指定日期为周几
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getDayOfWeek (dateString) {
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const days = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
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const date = new Date(dateString);
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return days[date.getDay()];
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},
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// 获取指定日期的三天
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getDateList (dateStr) {
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const date = new Date(dateStr);
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let nextThreeDays = [];
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for (let i = 0; i < 3; i++) {
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const day = new Date(date);
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day.setDate(day.getDate() + i);
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nextThreeDays.push(day.toISOString().split('T')[0]);
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}
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return nextThreeDays;
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},
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// 获取指定日期的上一天几下一天
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getNewDate (str, isPurchaseDate, beforeDay) {
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const date = new Date(str);
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let day = '';
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if (isPurchaseDate == '1') {
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let now = new Date();
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day = new Date(now.setDate(now.getDate() + beforeDay))
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} else day = new Date();
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if (date.toISOString().split('T')[0] == day.toISOString().split('T')[0]) {// 选择的当天
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return this.getDateList(date)
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} else {// 选择的之后日期
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let arr = [];
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const res = new Date(date);
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let prev = new Date(res.setDate(res.getDate() - 1));
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let next = new Date(res.setDate(res.getDate() + 2));
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arr = [prev.toISOString().split('T')[0], date.toISOString().split('T')[0], next.toISOString().split('T')[0]]
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return arr;
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}
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},
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// 截取年月日
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splitDate (str) {
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let newstr = str.substr(0, 10);
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let arr = newstr.split('-');
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return arr[0] + '年' + arr[1] + '月' + arr[2] + '日 ' + str.substr(11, str.length - 1);
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},
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// 截取年月
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splitDates (str) {
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let newstr = str.substr(0, 10);
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let arr = newstr.split('-');
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return arr[0] + '年' + arr[1] + '月';
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},
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// 数组分类
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resetArr (arr, key) {
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let tempArr = [];// 分类属性项
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var newArr = [];
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arr.forEach((i, index) => {
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if (tempArr.indexOf(i[key]) === -1) {
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newArr.push({
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time: i[key],
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data: [i]
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});
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tempArr.push(i[key]);
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} else {
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newArr[tempArr.indexOf(i[key])].data.push(i)
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}
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});
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return newArr;
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},
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setImgUrl (image) {
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return image ? (httpConfig.url + image) : ''
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},
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replaceImg (a) {
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let returnstr = a;
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if (a) {
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// a 为富文本的字符串内容，为了测试，只写了img标签
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var b = /<img [^>]*src=['"]([^'"]+)[^>]*>/g;// img 标签取src里面内容的正则
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var s = a.match(b);// 取到所有img标签 放到数组 s里面
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if (s) {
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for (var i = 0; i < s.length; i++) {
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var srcImg = s[i].replace(b, '$1');//取src面的内容
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if (srcImg.slice(0, 4) == 'http' || srcImg.slice(0, 5) == 'https' || srcImg.slice(0, 10) == 'data:image') {
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//若src前4位置或者前5位是http、https则不做任何修改
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} else {
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//修改富文本字符串内容 img标签src 相对路径改为绝对路径
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let str = srcImg.substr(9, srcImg.length - 1);
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returnstr = returnstr.replace(new RegExp(srcImg, 'g'), httpConfig.url + str);
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}
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}
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}
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}
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console.log(returnstr)
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return returnstr;
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},
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getDistance(lat1, lng1, lat2, lng2) {
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var radLat1 = toRadians(lat1);
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var radLat2 = toRadians(lat2);
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var deltaLat = radLat1 - radLat2;
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var deltaLng = toRadians(lng1) - toRadians(lng2);
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var dis = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(deltaLat / 2), 2) + Math.cos(radLat1) * Math.cos(radLat2) * Math.pow(Math.sin(deltaLng / 2), 2)));
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let dd = (dis * 6378137).toFixed(0);
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if(+dd>1000){
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return (dd/1000).toFixed(2)+'km';
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}else{
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return dd+'m';
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}
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function toRadians(d) {
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return d * Math.PI / 180;
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}
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}
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}
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