s_code.js 1.56 KB
var util = require('../../utils/util.js')
var uri=require('../../utils/uri.js')
Page({
    onLoad:function(){
        wx.setNavigationBarTitle({
            title:'快餐二维码'
        })
        this.setData({
            sellerid:util.cache('sellerid')
        })
        this.getcode();
    },
    onShow:function(){
        var that=this;
        util.postSuccessFun=function(json,uri_code){
            switch(uri_code){
                case uri.CGI_USER_CREATFASTQRCODE__CODE:
                    if(json.ret==200){
                        that.setData({
                            imgurl:json.data
                        })
                    }
                break;
            }
        }
    },
    downloadcode:function(){
        wx.downloadFile({
            url: this.data.imgurl,
            success:function(res){
                wx.saveImageToPhotosAlbum({
                    filePath: res.tempFilePath,
                    success: function (res) {
                        wx.showToast({
                            title:'图片保存成功',
                            duration:2000
                        })
                    },
                    fail: function (res) {
                        util.setting();
                    }
                })
            },
            fail:function(){
                console.log('fail')
            }
        })
    },
    getcode:function(){
        util.post(uri.CGI_USER_CREATFASTQRCODE,{sellerid:this.data.sellerid},uri.CGI_USER_CREATFASTQRCODE__CODE)
    },
    netchange:function () {
        this.onShow()
    }
})