1/fore-end/app.js

// app.js
App({
  onLaunch() {
    // 展示本地存储能力
    const logs = wx.getStorageSync('logs') || []
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)

	//开发者信息
	const wxInfo = {
		appid: 	'wxc25f00d0fc026ae7',
		appSecret: '9e94011d65b0f4307b1cab14022ea060'
	}
const ui_w = 360;
//把vid存到缓存
wx.setStorage({
	key: 'vid',
	data: '',
	success: function() {
		console.log('写入vid缓存成功')
	},
	fail: function() {
		console.log('写入vid发生错误')
	}
})
// 获取屏幕的宽度
var clientWidth = wx.getSystemInfoSync().windowWidth;


    // 登录
    wx.login({
      success: (res) => {
		  //获取用户昵称和头像
		
		  //和微信接口服务校验
		console.log("code: "+res.code);
		var url = 'https://api.weixin.qq.com/sns/jscode2session?appid=' + wxInfo.appid + '&secret=' + wxInfo.appSecret + '&js_code=' + res.code + '&grant_type=authorization_code'
		 wx.request({
		  url: url,
		  success(res){
			wx.setStorageSync('vid', res.data.openid);
			console.log(wx.getStorageSync('vid'));
			wx.getUserProfile({
				desc: '登录',
				
				success: (res) => {
					wx.setStorageSync('nickName', res.userInfo.nickuName);
					wx.setStorageSync('avatarUrl', res.userInfo.avatarUrl);
				}
			  });
			//登录
			wx.request({
				url: 'http://192.168.31.28:8084/user/login',
				method:'POST',
				header: {
					'content-type': 'application/x-www-form-urlencoded'
				},
				data:{
					vid: wx.getStorageSync('vid')
				},
				
				success(res){
					console.log(res);
					var avatar = wx.getStorageSync('avatarUrl');
					var name = wx.getStorageSync('nickName');
					// console.log(vid);
					console.log('vid: '+ wx.getStorageSync('vid'));
					if(res.data.code == 403){
						
							wx.request({
								url: 'http://192.168.31.28:8084/user/register',
								method: 'POST',
								data: {
									avatar: avatar,
									name: name,
									vid: wx.getStorageSync('vid'),
									phone: '',
									sign: '',
								},
								success(res){
								  console.log('注册成功');
								  console.log(res);
								  wx.request({
									url: 'http://192.168.31.28:8084/user/login',
									method: 'POST',
									header: {
										'content-type': 'application/x-www-form-urlencoded'
									},
									data:{
										vid: wx.getStorageSync('vid')
									},
									
									success(res){
										console.log(res);
									}
								  })
								}
							  })
				}
						
				}
			})
		  }
		})
		
		
      }
    })
  },
  globalData: {
    userInfo: null
  }
})