Vue project realizes login and registration effect

<template>
  <div class="login-section">
    <!-- :rules="rules" -->
    <el-form label-position="top" label-width="100px" class="demo-ruleForm" :rules="rules" :model="rulesForm" status-icon ref='ruleForm'>
      <el-form-item label="username" prop="name">
        <el-input type="text" v-model="rulesForm.name"></el-input>
      </el-form-item>
      <el-form-item label="password" prop="password">
        <el-input type="password" v-model="rulesForm.password"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="submitForm('ruleForm')">Submit</el-button>
        <el-button>Reset</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script>
import {login} from '@/service/api';
export default {
  data() {
    return {
      rulesForm:{
        name:'',
        password:''
      },
      rules:
        name:[
            {required:true,message:'The name is not written',trigger:'blur'},
            {min:1,max:5,message:'Length is between 3 and 5 characters'}
        ],
         password:[
            {required:true,message:'The name is not written',trigger:'blur'},
            {min:3,max:5,message:'Length is between 3 and 5 characters'}
        ]
      }
    };
  },
  methods: {
    submitForm(formName){
      this.$refs[formName].validate((valid)=>{
        if(valid){//If the check passes, send the username and password to the backend login({
              name:this.rulesForm.name,
              password:this.rulesForm.password
            }).then((data)=>{
                console.log(data)
                if(data.code===0){
                  localStorage.setItem('token',data.data.token)
                  window.location.href='/'
                }
                if(data.code===1){
                  this.$message.error(data.message)
                }
            })
        }else{
          console.log('error submit!!');
          return false;
        }
      })
    }
  }
}
</script>
<style lang="stylus">
.login-section
  padding 0px 20px
</style>

<template>
  <div class="login-section">
    <el-form label-position="top" label-width="100px" class="demo-ruleForm" :rules="rules" :model="rulesForm" status-icon ref='ruleForm'>
      <el-form-item label="username" prop="name">
        <el-input type="text" v-model="rulesForm.name"></el-input>
      </el-form-item>
      <el-form-item label="password" prop="password">
        <el-input type="password" v-model="rulesForm.password"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="submitForm('ruleForm')">Submit</el-button>
        <el-button>Reset</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script>
import {login} from '@/service/api';
export default {
  data() {
    return {
      rulesForm:{
        name:'',
        password:''
      },
      rules:
        name:[
            {required:true,message:'The name is not written',trigger:'blur'},
            {min:1,max:5,message:'Length is between 3 and 5 characters'}
        ],
         password:[
            {required:true,message:'The name is not written',trigger:'blur'},
            {min:3,max:5,message:'Length is between 3 and 5 characters'}
        ]
      }
    };
  },
  methods: {
    submitForm(formName){
      this.$refs[formName].validate((valid)=>{
        if(valid){//If the check passes, send the username and password to the backend login({
              name:this.rulesForm.name,
              password:this.rulesForm.password
            }).then((data)=>{
                console.log(data)
                if(data.code===0){
                  localStorage.setItem('token',data.data.token)
                  window.location.href='/'
                }
                if(data.code===1){
                  this.$message.error(data.message)
                }
            })
        }else{
          console.log('error submit!!');
          return false;
        }
      })
    }
  }
}
</script>
<style lang="stylus">
.login-section
  padding 0px 20px
</style>

import Vue from 'vue'
import Router from 'vue-router'
Vue.use(Router)
import Store from '@/store'
import {userInfo} from '@/service/api.js'
import Home from '@/views/home/Home.vue'
import Login from '@/views/user-login/index.vue'
const router = new Router({
    mode:"history",
    routes:[
        {
            path:'/',
            name:"Home",
            title:"Home",
            component:Home
        },
        {
            path:'/login',
            name:"login",
            title:"Login Page",
            component:Login,
            meta:{
                login:true
            }
        }
    ]
});
router.beforeEach( async (to,from,next) => {
    const token = localStorage.getItem('token');
    const isLogin = !!token;
    //When entering the route, you need to send a token to the backend to verify whether it is legal const data = await userInfo();
    Store.commit('chageUserInfo',data.data)
   if(to.matched.some(item => item.meta.login)){//Login is requiredif(isLogin){//Already logged in, directly pass if(data.error === 400){//The backend tells you that the login failednext({name:'login'});
                localStorage.removeItem('token');
                return;
            }
            if(to.name === 'login'){
                next({name:'home'});
            }else{
                next();
            }
            return;
        }
        if(!isLogin && to.name === 'login'){//Not logged in, but going to the login page next();
        }
        if(!isLogin && to.name !== 'login'){//Not logged in, not the login page next({name:'login'});
        }
   }else{
       next();
   }
})
export default router;