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/*
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* 公共方法
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*
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*/
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import moment from 'moment';
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import {
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lang
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} from 'moment';
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const base64ToFile = (dataurl, filename = 'file') => {
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let arr = dataurl.split(',')
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let mime = arr[0].match(/:(.*?);/)[1]
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let suffix = mime.split('/')[1]
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let bstr = atob(arr[1])
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let n = bstr.length
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let u8arr = new Uint8Array(n)
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while (n--) {
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u8arr[n] = bstr.charCodeAt(n)
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}
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return new File([u8arr], `${filename}.${suffix}`, {
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type: mime
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})
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}
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const toast = (msg, time, callback) => {
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uni.showToast({
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icon: "none",
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title: msg,
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duration: time || 1500,
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success: function(res) {
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if (callback && typeof(callback) == 'function') {
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console.log(callback)
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callback()
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}
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}
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})
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}
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// 转换日期为日月
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const formatDateToMonthDay = (dateString) => {
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const month = moment(dateString).format('MM')
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const day = moment(dateString).format('DD')
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return `${month}月${day}日`;
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}
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// 比较当前时间是否在活动期间 在true 不在false
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const isCurrentTimeBetween = (startTime, endTime) => {
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let that = this
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const now = moment().valueOf()
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const start = moment(startTime).valueOf();
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const end = moment(endTime).valueOf();
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return now < start || now > end;
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}
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// 验证是否填写的是中文
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const isOnlyChinese = (str) => {
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const chineseRegex = /^[\u4e00-\u9fa5]+$/;
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return chineseRegex.test(str);
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}
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// 验证是否为空
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const isNull = (p) => {
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return p == '' || p == undefined || p == null || p == 'undefined' || p == 'null';
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}
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// 验证手机号
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const isMobile = (phoneNumber) => {
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const regex = /^1[3-9]\d{9}$/;
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return regex.test(phoneNumber);
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}
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// 分享
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const shareInfo = {
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title: "蟹太太",
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imageUrl: "/static/share.jpg"
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}
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// 计算距离
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const getDistance = (la1, lo1, la2, lo2) => { // 当前的纬度，当前的经度，接口拿到的纬度，接口拿到的经度
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console.log(la1, lo1, la2, lo2)
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la1 = parseFloat(la1)
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lo1 = parseFloat(lo1)
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la2 = parseFloat(la2)
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lo2 = parseFloat(lo2)
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console.log(la1, lo1, la2, lo2)
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let La1 = la1 * Math.PI / 180.0;
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let La2 = la2 * Math.PI / 180.0;
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let La3 = La1 - La2;
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let Lb3 = lo1 * Math.PI / 180.0 - lo2 * Math.PI / 180.0;
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let distance = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(La3 / 2), 2) + Math.cos(La1) * Math.cos(La2) * Math
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.pow(Math.sin(Lb3 / 2), 2)));
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distance = distance * 6378.137;
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distance = Math.round(distance * 10000) / 10000;
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if (distance < 0) {
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return distance * 1000 + '米'
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} else {
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return distance.toFixed(2) + '公里'
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}
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}
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// 打开导航
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const toMapAPP = (lat, lng, name) => {
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let that = this
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const lat1 = parseFloat(lat)
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const lng1 = parseFloat(lng)
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// 获取用户是否开启 授权获取当前的地理位置、速度的权限。
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uni.getSetting({
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success(res) {
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console.log(res, '----1')
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// 如果没有授权
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if (!res.authSetting['scope.userLocation']) {
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// 则拉起授权窗口
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uni.authorize({
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scope: 'scope.userLocation',
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success() {
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//如果授权了
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uni.openLocation({
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latitude: lat1, //到达的纬度
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longitude: lng1, //到达的经度
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name: name, //到达的名字
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scale: 12,
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success() {
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console.log('success')
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}
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})
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},
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fail(error) {
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//点击了拒绝授权后--就一直会进入失败回调函数--此时就可以在这里重新拉起授权窗口
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console.log('拒绝授权', error)
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uni.showModal({
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title: '提示',
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content: '若点击不授权，将无法使用位置功能',
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cancelText: '不授权',
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cancelColor: '#999',
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confirmText: '授权',
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confirmColor: '#f94218',
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success(res) {
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console.log(res)
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if (res.confirm) {
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// 选择弹框内授权
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uni.openSetting({
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success(res) {
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console.log(res.authSetting)
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}
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})
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} else if (res.cancel) {
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// 选择弹框内 不授权
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console.log('用户点击不授权')
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}
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}
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})
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}
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})
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} else {
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console.log('有授权');
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// 有权限则直接获取
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uni.openLocation({
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latitude: lat1, //到达的纬度
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longitude: lng1, //到达的经度
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name: name, //到达的名字
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scale: 12,
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success() {
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console.log('success')
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}
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})
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}
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}
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})
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}
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// 检查是否空对象
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const isEmptyObject = (obj) => {
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// 检查传入参数是否为一个对象
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if (typeof obj !== 'object' || obj === null) {
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throw new Error('Input must be an object');
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}
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// 使用Object.keys()方法获取对象的属性键数组，并检查其长度是否为0
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return Object.keys(obj).length === 0;
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}
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const parseAddress = (address) => {
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// 正则表达式匹配省市区和直辖市
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// 直辖市
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const regex = /^(.*?省|.*?市|.*?自治区|.*?特别行政区)(.*?市|.*?自治州|.*?盟|.*?县|.*?区|.*?旗)?/;
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// 省市区
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const regex1 = /^(.*?省|.*?市|.*?自治区|.*?特别行政区)(.*?市|.*?自治州|.*?盟)(.*?区|.*?县|.*?市|.*?旗)/;
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// 初始化返回数组
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let regionArray = [];
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let match = null
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// 检查是否是直辖市
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const directCities = ['北京市', '天津市', '上海市', '重庆市'];
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if(directCities.some(city => address.includes(city))){
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match = address.match(regex);
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}else{
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match = address.match(regex1);
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}
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console.log("address",address,match)
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if (match) {
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if (directCities.includes(match[1])) {
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// 直辖市没有省这一级，直接将市名和区名放入数组
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regionArray = [match[1], '市辖区', match[2]];
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} else {
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// 非直辖市，包含省市区
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regionArray = [match[1], match[2], match[3]];
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}
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}
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return regionArray;
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}
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export {
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base64ToFile,
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toast,
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formatDateToMonthDay,
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isCurrentTimeBetween,
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isOnlyChinese,
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isNull,
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isMobile,
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getDistance,
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toMapAPP,
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shareInfo,
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isEmptyObject,
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parseAddress
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} |
