fohow_xcx/pages/helpfarm/othercustom/othercustom.js

var _request = require('../../../utils/request.js')
Page({
  data: {
    qr: '',
    popup: false
  },
  onLoad: function (options) {
    this.getqcode()
  },
  getqcode: function () {
    var that = this
    var url = 'v1/customer_service/qrcode'
    var params = {}
    var success = function (res) {
      that.setData({
        qr: res.data
      })
    }
    _request.$get(url, params, success)
  },
  downLoad () {
    wx.showLoading({
      title: '加载中',
    })
    var that = this
    wx.downloadFile({
      url: that.data.qr,
      success: function(res) {
        if (res.statusCode === 200) {
          that.saveImage(res.tempFilePath)
        }
      }
    })
  },
  saveImage (val) {
    var that = this
    wx.saveImageToPhotosAlbum({
      filePath: val,
      success(res) {
        wx.showToast({
          title: '已保存相册',
          icon: 'success',
          duration: 2000
        })
      },
      fail (res) {
        wx.getSetting({
          success (res) {
            if (!res.authSetting['scope.writePhotosAlbum']) {
              that.setData({
                popup: true
              })
            }
          }
        })
      },
      complete () {
        wx.hideLoading()
      }
    })
  },
  setting () {
    this.setData({
      popup: false
    })
  },
  onShareAppMessage: function (val) {
    return _request.share({
      sc: 'helpfarm_othercustom'
    })
  }
})