nazw/nnzwminiapp/pages/doings/doings.js

// pages/doings/doings.js
import {
	imgUrl,
  request,
  request2,
  baseUrl
} from "../api/request"

import {
	cacheGet
} from "../../utils/cacheUtil"
Page({

  /**
   * 页面的初始数据
   */
  data: {
    imgUrl:imgUrl,
    codeImg: '',
    hidden: true
  },
  confirm(){
    this.setData({
        hidden: true
    })
    this.setData({
        codeImg: ''
    })
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady() {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {

  },
  dy(){
    wx.getSetting({
        withSubscriptions: true,
        success (res) {
          console.log(res.subscriptionsSetting)
          if(res.subscriptionsSetting.itemSettings['0Rh0woW2g6Mu6SDwDSs4x2pm6b5Re0xo_7Ugc_3pJps'] == 'accept'){
           
          }
        }
      })
    let that = this
    wx.requestSubscribeMessage({
        tmplIds: ['0Rh0woW2g6Mu6SDwDSs4x2pm6b5Re0xo_7Ugc_3pJps'],
        success (res) {
            if(res['0Rh0woW2g6Mu6SDwDSs4x2pm6b5Re0xo_7Ugc_3pJps']=='accept'){
                wx.request({
                    url: baseUrl + '/mini/qrCode/getQrCode?qrcodeSign=nazzd',
                    method: 'GET',
                    responseType: 'arraybuffer',
                    header: {
                        'mini-token':cacheGet('token')
                    },
                    success: function(res){
                        try{
                            let str = String.fromCharCode.apply(null, new Uint8Array(res.data));
                            str = decodeURIComponent(escape((str)));
                            let result = JSON.parse(str)
                            if (result.msg == '请重新登录' && !result.result) {
                              wx.showModal({
                                title: '掌新南岸欢迎您！',
                                content: '使用完整服务需要登录！',
                                confirmText: '登录',
                                cancelText:"取消",
                                success: function (res) {
                                  if (res.confirm) {
                                    wx.navigateTo({
                                      url: '/pages/login/login',
                                    });
                                  }if (res.cancel){
                                    wx.navigateTo({
                                      url: '/pages/index/index',
                                    })
                                  }
                                },
                              });
                                return
                            }
                        }catch(e){
                            console.log(e);
                        }

                        console.log(res);
                        if(res.statusCode == 200){
                            let url ="data:image/png;base64," + wx.arrayBufferToBase64(res.data)
                            that.setData({
                                codeImg : url, //设置data里面的图片url
                            })
                            that.setData({
                                hidden: false
                            })
                        }else if(res.statusCode == 400){//二维码已经核销
                            wx.showToast({
                                title: '二维码已使用！',
                            })
                        }else if(res.statusCode == 401){//获取用户id失败
                            wx.showToast({
                                title: '异常问题！请退出移除小程序重新扫码二维码！',
                                icon: 'error',
					            duration: 800
                            })
                        }
                    }
                })
            }
         }
      })
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload() {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh() {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() {

  }
})