扣丁学堂HTML5培训之微信小程序发送短信验证码实例详解

2019-01-08 10:06:41 421浏览

今天扣丁学堂HTML5培训老师给大家带来微信小程序发送短信验证码实例，实现发送短信验证码，带60秒倒计时功能，无需服务器端，下面我们一起来看一下吧。

代码:

index.wxml

<!--index.wxml-->
<view class="container">
 <view class='row'>
   <input placeholder='请输入姓名' bindinput='bindNameInput'/> 
 </view>
  
 <view class='row'>
   <input placeholder='请输入手机号' bindinput='bindPhoneInput'/> 
 </view>
 <view class='row'>
   <input placeholder='请输验证码' bindinput='bindCodeInput' style='width:70%;'/> 
   <button class='codeBtn' bindtap='getCode' hidden='{{hidden}}' disabled='{{btnDisabled}}'>{{btnValue}}</button>
 </view>
 <view>
   <button class='save' bindtap='save' >保存</button>
 </view>
  
</view>

index.js

//index.js
var zhenzisms = require('../../utils/zhenzisms.js');
//获取应用实例
const app = getApp();
  
Page({
 data: {
  hidden: true,
  btnValue:'',
  btnDisabled:false,
  name: '',
  phone: '',
  code: '',
  second: 60
 },
 onLoad: function () {
   
 },
 //姓名输入
 bindNameInput(e) {
  this.setData({
   name: e.detail.value
  })
 },
 //手机号输入
 bindPhoneInput(e) {
  console.log(e.detail.value);
  var val = e.detail.value;
  this.setData({
   phone: val
  })
  if(val != ''){
   this.setData({
    hidden: false,
    btnValue: '获取验证码'
   })
  }else{
   this.setData({
    hidden: true
   })
  }
 },
 //验证码输入
 bindCodeInput(e) {
  this.setData({
   code: e.detail.value
  })
 },
 //获取短信验证码
 getCode(e) {
  console.log('获取验证码');
  var that = this;
  zhenzisms.client.init('https://sms_developer.zhenzikj.com', 'appId', 'appSecret');
  zhenzisms.client.send(function (res) {
   if(res.data.code == 0){
    that.timer();
    return ;
   }
   wx.showToast({
    title: res.data.data,
    icon: 'none',
    duration: 2000
   })
  }, '15801636347', '验证码为:3322');
   
 },
 timer: function () {
  let promise = new Promise((resolve, reject) => {
   let setTimer = setInterval(
    () => {
     var second = this.data.second - 1;
     this.setData({
      second: second,
      btnValue: second+'秒',
      btnDisabled: true
     })
     if (this.data.second <= 0) {
      this.setData({
       second: 60,
       btnValue: '获取验证码',
       btnDisabled: false
      })
      resolve(setTimer)
     }
    }
    , 1000)
  })
  promise.then((setTimer) => {
   clearInterval(setTimer)
  })
 },
 //保存
 save(e) {
  console.log('姓名: ' + this.data.name);
  console.log('手机号: ' + this.data.phone);
  console.log('验证码: ' + this.data.code);
  
   //省略提交过程
 }
})

index.wxss

/**index.wxss**/
page{
 height: 100%;
 width: 100%;
 background: linear-gradient(#5681d7, #486ec3);
 display: flex;
 flex-direction: column;
}
.container{
 display: flex;
 flex-direction: column;
 justify-content: space-around;
 width: 90%;
 margin: 50rpx auto;
}
  
.row{
 position: relative;
 height: 80rpx;
 width: 100%;
 border-radius: 10rpx;
 background: #fff;
 margin-bottom: 20rpx;
 padding-left: 20rpx;
 box-sizing: border-box;
}
.row input{
 width: 100%;
 height:100%;
}
.codeBtn{
 position: absolute;
 right: 0;
 top: 0;
 color: #bbb;
 width: 30%;
 font-size: 26rpx;
 height: 80rpx;
 line-height: 80rpx;
}
.subBtn{
 width: 200rpx;
 height: 80rpx;
 background: #fff;
 color: #000;
 border-radius: 50rpx;
 line-height: 80rpx;
}

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