微信小程序 网络通信实现详解

wx.request({
 url: 'test.php', //仅为示例，并非真实的接口地址
 data: {
  x: '',
  y: ''
 },
 header: {
  'content-type': 'application/json' // 默认值
 },
 success (res) {
  console.log(res.data)
 }
})

// pages/login/login.js
Page({

 /**
  * 页面的初始数据
  */
 data: {
  username: "",
  password: ""

 },
  register:function(e){
  wx.navigateTo({
   url: '../register/register'
  })

 },
 formSubmit: function(e) {
  console.log(e.detail.value.email);
  console.log(e.detail.value.pwd)
  var username = e.detail.value.email;
  var password = e.detail.value.pwd;
  var emailReg = /^[A-Za-z\d]+([-_.][A-Za-z\d]+)*@([A-Za-z\d]+[-.])+[A-Za-z\d]{2,4}$/;
  if (username == null || username == "") {
   wx.showToast({
    title: "用户名不能为空",
    icon: 'none',
    duration: 1500
   })
  } else if (!emailReg.test(username)) {

   wx.showToast({
    title: "邮箱有误",
    icon: 'none',
    duration: 1500
   })

  } else if (password == null || password == "") {
   wx.showToast({
    title: "密码不能为空",
    icon: 'none',
    duration: 1500
   })
  } else {
   wx.request({

    url: getApp().globalData.urlPath + "sysUser/login",
    method: "POST",
    data: {
     username: username,
     password: password
    },
    header: {
     "Content-Type": "application/x-www-form-urlencoded"
    },
    success: function(res) {
     console.log(res.data);
     if (res.statusCode == 200) {

      //访问正常
      if (res.data.code == "000000") {
       wx.showToast({
        title: "登陆成功",
        icon: 'success',
        duration: 2000,
        success: function() {
         wx.navigateTo({
          url: '../manage/manage'
         })

         wx.setStorage({
          key: 'userId',
          data: res.data.user.userCode
         })

         wx.setStorage({
          key: 'userName',
          data: res.data.user.userName
         })
         console.log("test:" + wx.getStorageSync('userName'));
        }
       })

      } else if (res.data.code == "111111") {
       wx.showToast({
        title: "密码错误",
        icon: 'none',
        duration: 1500
       })
      } else {
       wx.showToast({
        title: "该用户不存在",
        icon: 'none',
        duration: 1500
       })
      }
     } else {

      wx.showLoading({
       title: '系统异常',
       fail
      })

      setTimeout(function() {
       wx.hideLoading()
      }, 2000)
     }

    }
   })
  }

 }
})

wx.showToast({
 title: "邮箱有误",
 icon: 'none',
 duration: 1500
})

e.detail.value.email;

wx.navigateTo({
 url: '../manage/manage'
})

{
 "usingComponents": {}
}

<view class='container'>
 <view class='header'>
  <text>acs系统</text>
 </view>
  <view>
  <text>\n</text>
 </view>
 <view class='header'>
 </view>
 <form bindsubmit="formSubmit">
  <view class='section'>
   <text>用户名：</text>
   <input type='text' name="email" placeholder='请输入邮箱' />
  </view>
  <view class='section'>
   <text>密码:</text>
   <input password='password' name="pwd" placeholder='请输入密码' />
  </view>
  <view class='button'>
   <button type='primary' form-type='submit'>登录</button>
   <text>\n</text>
    <view bindtap='register' class="register">注册</view>
  </view>
 </form>

</view>

/* pages/login/login.wxss */
form{
 width: 310px;
 height: 240px;
 line-height: 40px;
 /* border: 1px solid red; */
}
input{
 border: 1px solid #ccc;
 width: 310px;
 height: 40px;
}
.button{
 margin-top: 20px;
}
.header text{
 font-size: 25px;
 color: #666;
}
form text{
 font-size: 20px;
 color: #666;
}
.register{
color:black;
display: block;
width: 310px;
height: 40px;
border: 1px solid #ccc;
text-align: center;
}