关于vue-admin-template模板连接后端改造登录功能

# base api
VUE_APP_BASE_API = 'http://localhost:8081/api/dsxs/company'

<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
      <div class="title-container">
        <h3 class="title">Login Form</h3>
      </div>
      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="Username"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="Password"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>
      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">Login</el-button>
      <div class="tips">
        <span style="margin-right:20px;">username: admin</span>
        <span> password: any</span>
      </div>
    </el-form>
  </div>
</template>

 data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('The password can not be less than 6 digits'))
      } else {
        callback()
      }
    }

handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          return false
        }
      })
    }

const actions = {
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password }).then(response => {
        console.log(response)
        const { data } = response
        commit('SET_TOKEN', response.data.token)
        setToken(response.data.token)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

import request from '@/utils/request'
export function login(data) {
  return request({
    url: 'userlogin',
    method: 'post',
    data
  })
}
export function getInfo(token) {
  return request({
    url: 'userinfo',
    method: 'get',
    params: { token }
  })
}

 // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      Message({
        message: res.message || 'Error',
        type: 'error',
        duration: 5 * 1000
      })

@CrossOrigin
@RestController
@RequestMapping("/api/dsxs/company")
public class CompanyuserController {
    @Autowired
    private CompanyuserService companyuserService;
    //后台登陆
    @PostMapping("userlogin")
    @ResponseBody
    public R userlogin(@RequestBody UserVo userVo){
        Companyuser companyuser = companyuserService.login(userVo);
        String token = JwtHelper.createToken(companyuser.getId(), companyuser.getName());
        return R.ok().data("token",token);
    }
    //返回信息
    @GetMapping("userinfo")
    public R userinfo( String token){
        Integer userId = JwtHelper.getUserId(token);
        System.out.println("====");
        Companyuser user = companyuserService.getById(userId);
        HashMap<String, String> map = new HashMap<>();
        map.put("name",user.getName());
        map.put("avatar",user.getAvatar());
        return R.ok().data("name",user.getName()).data("avatar",user.getAvatar());
    }
}