老叶
300 lines
6.6 KiB
JavaScript
300 lines
6.6 KiB
JavaScript
import log from 'log.js'
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const app = getApp();
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const formatTime = date => {
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const year = date.getFullYear()
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const month = date.getMonth() + 1
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const day = date.getDate()
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const hour = date.getHours()
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const minute = date.getMinutes()
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const second = date.getSeconds()
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return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
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}
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/**
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* 获取时间戳
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* @param {*}
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*/
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const getTimestamp = () => {
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return new Date().getTime()
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}
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const formatNumber = n => {
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n = n.toString()
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return n[1] ? n : '0' + n
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}
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const padding = (s, len) => {
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len = len - (s + '').length
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for (var i = 0; i < len; i++) {
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s = '0' + s
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}
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return s
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}
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var DEFAULT_PATTERN = 'yyyy-MM-dd'
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var SIGN_REGEXP = /([yMdhsm])(\1*)/g
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const formatDate = {
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formatYYMMDD: function (time) {
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let date = new Date(time)
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return date.toLocaleDateString().replace(RegExp('/', 'g'), '-') + ' 00:00:00'
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},
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format: function (date, pattern) {
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pattern = pattern || DEFAULT_PATTERN
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return pattern.replace(SIGN_REGEXP, function ($0) {
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switch ($0.charAt(0)) {
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case 'y':
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return padding(date.getFullYear(), $0.length)
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case 'M':
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return padding(date.getMonth() + 1, $0.length)
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case 'd':
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return padding(date.getDate(), $0.length)
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case 'w':
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return date.getDay() + 1
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case 'h':
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return padding(date.getHours(), $0.length)
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case 'm':
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return padding(date.getMinutes(), $0.length)
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case 's':
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return padding(date.getSeconds(), $0.length)
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}
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})
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}
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}
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const getNowTimeFormate = (TYPE) => {
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var date = ''
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switch (TYPE) {
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case 'DAY':
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date = formatDate.format(new Date())
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// return date.slice(0, 4)+'-'+date.slice(4, 6)+'-'+date.slice(6, 8)
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return date
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break;
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case 'MONTH':
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date = formatDate.format(new Date(), 'yyyyMM')
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return date.slice(0, 4) + '-' + date.slice(4, 6)
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break;
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case 'TIME':
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date = formatDate.format(new Date(), 'yyyyMMddhhmmss')
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return date.slice(0, 4) + '-' + date.slice(4, 6) + '-' + date.slice(6, 8) + ' ' + date.slice(8, 10) + ':' + date.slice(10, 12) + ':' + date.slice(12, 14)
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break;
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}
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}
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/**
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* 打开地图
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*/
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const openLocation = function (params) {
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wx.openLocation({
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latitude: params.latitude,
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longitude: params.longitude,
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name: params.name || '',
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address: params.address || '',
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scale: params.scale || 18
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})
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}
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/**
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* 提示框
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*/
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const $toast = function (message, time = 1500) {
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return new Promise((resolve, reject) => {
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wx.showToast({
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title: message,
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icon: 'none',
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duration: time,
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success: function (res) {
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resolve(res)
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}
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})
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})
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}
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/**
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* 对话框
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*/
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const $modal = function (title, content, confirmText = '确定', cancelText = '取消') {
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return new Promise((resolve, reject) => {
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wx.showModal({
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title: title,
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content: content,
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confirmText: confirmText,
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cancelText: cancelText,
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success: function (res) {
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if (res.confirm) {
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// 确认按钮点击
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resolve(true)
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} else if (res.cancel) {
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// 取消按钮点击
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resolve(false)
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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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* 获取状态栏高度
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*/
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const getStatusBarHeight = () => {
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let barHeight = ''
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wx.getSystemInfo({
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success: function (res) {
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barHeight = res.statusBarHeight
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}
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})
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return barHeight
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}
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/**
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* 获取当前路径
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*/
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function getCurrentPath() {
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var pages = getCurrentPages() //获取加载的页面
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var currentPage = pages[pages.length - 1] //获取当前页面的对象
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return {
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pages: pages, //获取所有页面
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url: currentPage.route, //当前页面url
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options: currentPage.options //如果要获取url中所带的参数可以查看options
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}
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}
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/**
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* 获取路由跳转过来的数据
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*/
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function getRouterData (URL) {
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return wx.getStorageSync('router-/' + URL + '-params')
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}
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/**
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* 防止多次重复点击 （函数节流）
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*/
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function throttle(fn, gapTime) {
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if (gapTime == null || gapTime == undefined) {
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gapTime = 1000
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}
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let _lastTime = null
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// 返回新的函数
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return (function (e) {
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console.log(this)
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let _nowTime = +new Date()
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if (_nowTime - _lastTime > gapTime || !_lastTime) {
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// fn.apply(this, arguments) //将this和参数传给原函数
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fn(this, e) //上方法不可行的解决办法 改变this和e
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_lastTime = _nowTime
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}
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})()
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}
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/*函数防抖*/
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function debounce(fn, interval) {
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var timer;
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var gapTime = interval || 200;//间隔时间，如果interval不传，则默认200ms
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return function () {
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clearTimeout(timer);
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var context = this;
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var args = arguments;//保存此处的arguments，因为setTimeout是全局的，arguments不是防抖函数需要的。
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timer = setTimeout(function () {
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fn.call(context, args);
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}, gapTime);
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};
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}
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//去掉前后空格
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function trim(s){
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return s.toString().replace(/(^\s*)|(\s*$)/g, "");
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}
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//过滤所以空格
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function filterSpace(s) {
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return s.toString().replace(/\ +/g, "");
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}
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function getNumber(str) {
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return str.toString().match(/\d+(\.\d{0,2})?/)[0]
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}
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function compareVersion(v1, v2) {
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v1 = v1.split('.')
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v2 = v2.split('.')
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const len = Math.max(v1.length, v2.length)
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while (v1.length < len) {
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v1.push('0')
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}
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while (v2.length < len) {
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v2.push('0')
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}
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for (let i = 0; i < len; i++) {
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const num1 = parseInt(v1[i])
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const num2 = parseInt(v2[i])
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if (num1 > num2) {
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return 1
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} else if (num1 < num2) {
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return -1
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}
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}
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return 0
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}
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/**
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* 内存报警
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* 报警后，使用reLaunch，并记录当前页面及页面栈
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*/
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function memoryWarning(){
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wx.onMemoryWarning(function () {
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let getPath = getCurrentPath()
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wx.reportAnalytics('outofmemory', getPath)
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wx.reportMonitor('0', 500)
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wx.reLaunch(getPath.url)
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app.printErrorClient('filteroutofmemory')
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})
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}
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/**
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* 取消内存报警
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*/
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function offMemoryWarning(){
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if (wx.canIUse('offMemoryWarning')) {
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wx.offMemoryWarning()
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app.printErrorClient('offmemory')
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} else {
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app.printErrorClient('offmemorylowversion')
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log.warn('当前微信版本'+wx.getSystemInfoSync().SDKVersion+'过低，无法使用该功能，请升级到最新微信版本后重试。')
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}
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}
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module.exports = {
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log,
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formatTime,
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openLocation,
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$toast,
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$modal,
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getStatusBarHeight,
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getCurrentPath,
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getRouterData,
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throttle,
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debounce,
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getNowTimeFormate,
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getTimestamp,
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trim,
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filterSpace,
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getNumber,
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memoryWarning,
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offMemoryWarning,
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// printErrorClient
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} |