微信小程序教程笔记4

综合案例-快递查询

apistore.baidu.com
http://apistore.baidu.com/ seems to be disabled, no way to access

<!--index.wxml-->
<view class="container">
  <input placeholder="请输入运单号" bindinput="input"/>
  <button type="primary" bintap="btnClick">查询</button>

 <scroll-view scroll-y="true" style="height:200px;">
   <view wx:for="{{expressInfo.data}}">
  {{item.context}}【{{item.time}}】
  </view>
  </scroll-view>
</view>

//index.js
//获取应用实例
const app = getApp()

Page({
  data: {
    motto: 'Hello World',
    userInfo: {},
    hasUserInfo: false,
    canIUse: wx.canIUse('button.open-type.getUserInfo'),
    expressNu:null,
    expressInfo:null
  },
  //getExpressInfo
  getExpressInfo:function(nu,cb){
    wx.request({
      url: 'http//apis.baidu.com/kuaidicom/express_api/express_api?muti=0&order=desc&nu=' + nu,
      data:{
        x:'',
        y:''
      },
      header:{
       'apikey':'2d24c33be1e7fdafebc496c07441138'
      },
      success:function(res){
       // console.log(res.data)
       cb(res.data)
      }
    })
  },
//bntClick
bntClick:function(){
  var thispage=this;
  console.log(this.data.expressNu)
 app.getExpressInfo('806820160474',function(){data
  console.log(data);thispage.setData({expressInfo:data})});
},
//input
input:function(e){
  //console.log(e)
  this.setData({expressNu:e.detail.value})
},
  bindViewTap: function() {
    wx.navigateTo({
      url: '../logs/logs'
    })
  },
  onLoad: function () {
    if (app.globalData.userInfo) {
      this.setData({
        userInfo: app.globalData.userInfo,
        hasUserInfo: true
      })
    } else if (this.data.canIUse){
      // 由于 getUserInfo 是网络请求，可能会在 Page.onLoad 之后才返回
      // 所以此处加入 callback 以防止这种情况
      app.userInfoReadyCallback = res => {
        this.setData({
          userInfo: res.userInfo,
          hasUserInfo: true
        })
      }
    } else {
      // 在没有 open-type=getUserInfo 版本的兼容处理
      wx.getUserInfo({
        success: res => {
          app.globalData.userInfo = res.userInfo
          this.setData({
            userInfo: res.userInfo,
            hasUserInfo: true
          })
        }
      })
    }
  },
  getUserInfo: function(e) {
    console.log(e)
    app.globalData.userInfo = e.detail.userInfo
    this.setData({
      userInfo: e.detail.userInfo,
      hasUserInfo: true
    })
  }
})

/**index.wxss**/
input{
  border:1px solid red;
  width:90%;
  margin: 5%;
  padding:5px;
}