169 lines
3.9 KiB
JavaScript
169 lines
3.9 KiB
JavaScript
let util = require('../../../../utils/util')
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let apiArr = require('../../../../api/water_filter')
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// packages/WaterPurifier/pages/shareDerive/shareDerive.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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imagePath:"https://wechat-img-file.oss-cn-beijing.aliyuncs.com/test_qrcode.jpg",
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},
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getImg(){
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let that = this
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util.postUrl(apiArr.createQrcode,{
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// page:'packages/WaterPurifier/pages/shareWaterFilter/shareWaterFilter',
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page:'/page/index/index',
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scene:`device=${wx.getStorageSync('device_id')}`
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},res=>{
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let img = util.img_url + res.data
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that.setData({
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imagePath:img
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})
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return
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wx.downloadFile({
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url: img, // 网络图片地址
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success(res) {
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if (res.statusCode === 200) {
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const tempFilePath = res.tempFilePath; // 获取临时文件路径
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console.log(tempFilePath);
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that.setData({
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imagePath:tempFilePath
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})
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}
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},
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fail() {
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wx.showToast({
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title: '图片下载失败',
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icon: 'none'
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});
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}
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});
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})
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},
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saveImg(){
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const that = this;
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wx.downloadFile({
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url: that.data.imagePath, // 网络图片地址
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success(res) {
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if (res.statusCode === 200) {
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const tempFilePath = res.tempFilePath; // 获取临时文件路径
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// 2. 检查用户授权
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wx.getSetting({
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success(settingRes) {
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if (!settingRes.authSetting['scope.writePhotosAlbum']) {
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// 未授权，请求授权
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wx.authorize({
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scope: 'scope.writePhotosAlbum',
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success() {
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// 授权成功，保存图片
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that.saveImageToAlbum(tempFilePath);
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},
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fail() {
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// 授权失败，提示用户手动打开授权
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wx.showModal({
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title: '提示',
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content: '需要授权保存图片到相册，请手动打开授权设置',
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success(modalRes) {
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if (modalRes.confirm) {
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wx.openSetting(); // 打开授权设置页面
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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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// 已授权，保存图片
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that.saveImageToAlbum(tempFilePath);
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}
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}
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});
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}
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},
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fail() {
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wx.showToast({
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title: '图片下载失败',
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icon: 'none'
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});
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}
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});
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},
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saveImageToAlbum(tempFilePath) {
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wx.saveImageToPhotosAlbum({
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filePath: tempFilePath,
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success() {
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wx.showToast({
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title: '保存成功',
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icon: 'success'
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});
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},
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fail() {
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wx.showToast({
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title: '保存失败',
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icon: 'none'
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});
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}
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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(options) {
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let that = this
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// that.getImg()
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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() {
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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() {
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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() {
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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() {
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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() {
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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() {
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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() {
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}
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}) |