154 lines
3.8 KiB
JavaScript
154 lines
3.8 KiB
JavaScript
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// pages/sign/sign.js
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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img_url:wx.getStorageSync('img_url'),
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swiperCurrent:0,
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autoplay: false,
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interval: 3000,
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duration: 800,
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//倒计时数据
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endTime: '2020/11/22 10:40:30',
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//
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tab_number:31,//参与者
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tab_vote:2375,//投票数
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tab_visit:55,//访问次数
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//上传图
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source:'',
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is_upload:'0',
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},
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/**
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* 上传图片
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*/
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uploadimg:function(){
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var that = this;
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wx.chooseImage({ //从本地相册选择图片或使用相机拍照
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count: 1, // 默认9
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sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图，默认二者都有
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sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有
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success:function(res){
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//前台显示
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that.setData({
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source: res.tempFilePaths,
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is_upload:'1'
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})
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// 返回选定照片的本地文件路径列表，tempFilePath可以作为img标签的src属性显示图片
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var tempFilePaths = res.tempFilePaths
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wx.uploadFile({
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url: '#',
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filePath: tempFilePaths[0],
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name: 'file',
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success:function(res){
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//打印
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}
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})
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}
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})
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//https://www.jb51.net/article/132557.htm 后端源码
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},
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//上传图片
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swiperChange: function (e) {
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this.setData({
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swiperCurrent: e.detail.current
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})
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad: function (options) {
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var that = this;
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that.countDown()
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},
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// 倒计时
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countDown:function(){
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var that=this;
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var nowTime = new Date().getTime();//现在时间（时间戳）
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var endTime = new Date(that.data.endTime).getTime();//结束时间（时间戳）
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var time = (endTime-nowTime)/1000;//距离结束的毫秒数
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// 获取天、时、分、秒
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let day = parseInt(time / (60 * 60 * 24));
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let hou = parseInt(time % (60 * 60 * 24) / 3600);
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let min = parseInt(time % (60 * 60 * 24) % 3600 / 60);
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let sec = parseInt(time % (60 * 60 * 24) % 3600 % 60);
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day = that.timeFormin(day),
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hou = that.timeFormin(hou),
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min = that.timeFormin(min),
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sec = that.timeFormin(sec)
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that.setData({
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day: that.timeFormat(day),
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hou: that.timeFormat(hou),
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min: that.timeFormat(min),
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sec: that.timeFormat(sec)
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})
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// 每1000ms刷新一次
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if (time>0){
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that.setData({
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countDown: true
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})
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setTimeout(this.countDown, 1000);
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}else{
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that.setData({
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countDown:false
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})
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}
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},
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//小于10的格式化函数（2变成02）
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timeFormat(param) {
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return param < 10 ? '0' + param : param;
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},
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//小于0的格式化函数（不会出现负数）
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timeFormin(param) {
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return param < 0 ? 0: param;
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},
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/**
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* 生命周期函数--监听页面初次渲染完成
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*/
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onReady: function () {
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},
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/**
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* 生命周期函数--监听页面显示
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*/
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onShow: function () {
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},
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/**
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* 生命周期函数--监听页面隐藏
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*/
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onHide: function () {
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},
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/**
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* 生命周期函数--监听页面卸载
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*/
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onUnload: function () {
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},
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/**
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* 页面相关事件处理函数--监听用户下拉动作
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*/
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onPullDownRefresh: function () {
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},
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/**
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* 页面上拉触底事件的处理函数
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*/
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onReachBottom: function () {
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},
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/**
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* 用户点击右上角分享
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*/
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onShareAppMessage: function () {
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}
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})
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