mini-program/pages/login/login.js

import * as requestAPI from '../../models/dataModel'
import {
  isPoneAvailable
} from '../../utils/util'

Page({
  data: {
    phone: '',
    success: false,
    code: '',
    ifUser: true
  },

  onLoad() {
    if(wx.getStorageSync('token')) {
      this.getIfExpired()
      wx.switchTab({
        url: '/pages/sample/sample',
      })
    }
  },
  // 获取手机号号 
  phoneInput: function (e) {
    this.setData({
      phone: e.detail.value
    })
  },

  // 获取验证码
  codeInput: function (e) {
    this.setData({
      code: e.detail.value
    })
  },

  // 登录 
  login: function () {
    var self = this
    wx.login({
      success(wxres) {
        console.log(wxres)
        requestAPI.userLogin(wxres.code).then(res => {
          console.log(res)
          if (res.statusCode === 401) {
            self.setData({
              ifUser: false
            })
          } else {
            if (res.data.access_token) {
              wx.setStorageSync('token', res.data.access_token);
              wx.switchTab({
                url: '/pages/sample/sample',
              })
            }
          }
        })
      }
    })
  },

  register: function () {
    let self = this
    if (this.data.phone.length == 0) {
      wx.showToast({
        title: '手机不能为空',
        icon: 'none',
        duration: 3000
      })
    } else if (!isPoneAvailable(this.data.phone)) {
      wx.showToast({
        title: '请输入正确的手机号',
        icon: 'none',
        duration: 3000
      })
    } else {
      requestAPI.getSmsCode(this.data.phone).then(res => {
        if (isNaN(res.data.msg)) {
          wx.showToast({
            title: res.data.msg,
            icon: 'none',
            duration: 3000
          })
        } else {
          self.setData({
            code: res.data.msg
          })
          requestAPI.getSmsToken(self.data.phone, self.data.code).then(res => {
            wx.setStorageSync('token', res.data.access_token)
            wx.login({
              success(wxres) {
                console.log(wxres)
                requestAPI.bindOpenId(wxres.code).then(res => {
                  if (res.data.data === true) {
                    self.setData({
                      ifUser: true
                    })
                  }
                })
              },fail(res) {
                wx.showToast({
                  title: '验证失败',
                  duration: 3000
                })
              }
            })
          })
        }
      })
    }
  },
  getIfExpired() {
    requestAPI.getUserInfo().then(res => {
    })
  }
})