vue-admin-chart实现管理后台登陆页面，axios请求restful接口，Composition API风格

#目录文件名称：view/auth/login.vue 的template html代码

<template>

  <div class="login-container">

    <transition name="el-fade-in-out">

    <el-form ref="formRef" :model="data.form" :rules="data.rules" :label-width="data.property.labelWidth"  :size="data.property.formSize" class="login-form" v-show="!data.loginSucc">

      <!-- 头像 -->

      <el-form-item>

        <div class="login\_avatar">

          <img src="/assets/images/login\_avatar.jpg" alt="">

        </div>

      </el-form-item>

      <el-form-item>

        <div class="title">

          TodoAdmin管理系统<span class="title-min">-base</span>

        </div>

      </el-form-item>

      <el-form-item prop="username">

        <el-input v-model="data.form.username" placeholder="用户名" type="text"  auto-complete="on" >

          <template #prepend>

              <el-icon :size="20"><Avatar /></el-icon>

          </template>

        </el-input>

      </el-form-item>

      <el-form-item prop="password">

        <el-input v-model="data.form.password" placeholder="密码" type="password" show-password autocomplete="off" @keyup.enter.native="loginSubmit" >

          <template #prepend>

              <el-icon :size="20"><Key /></el-icon>

          </template>

        </el-input>

      </el-form-item>

      <el-form-item>

        <el-button type="primary" @click="loginSubmit" :disabled="data.isSubmit" class="btn-submit">登录</el-button>

      </el-form-item>

      <el-form-item>

        <div class="tips">

          <span>如果还没有账号？<a href="javascript:;" class="register" @click="register">注册</a></span>

        </div>

      </el-form-item>

      <el-form-item>

        <div class="repo">

          <span><a :href="data.table.github" class="repo-link" target="\_blank">Github Repo</a></span>

          <span><a :href="data.table.gitee" class="repo-link" target="\_blank">Gitee Repo</a></span>

        </div>

      </el-form-item>

      <el-form-item>

        <div class="copyright">

          Copyright (c) {{data.table.year}}, Todoadmin.com

        </div>

      </el-form-item>

    </el-form>

    </transition>

  </div>

</template>

#目录文件名称：view/auth/login.vue 的ts/js相关代码

import { defineComponent, reactive, ref } from 'vue'

import router from '@/router'

import { cache } from '@/utils'

import type { FormInstance } from 'element-plus'

import { ElMessage,ElMessageBox } from 'element-plus'

import type { Action } from 'element-plus'

import { G } from '@/config'

import { SAuth } from '@/service'

import md5 from 'js-md5'

export default defineComponent({

  name:'Login',

  setup() {

    //获取组件的ref

    const formRef:any = ref<FormInstance>()

    //清除localStorage所有的值

    cache.clearLocalStorage()

    let date:any = new Date()

    let year:string = date.getFullYear()

    const data:any = reactive({

      //Table列表相关数据

      table: {

        github: G.GITHUB\_REPO\_URL,

        gitee: G.GITEE\_REPO\_URL,

        year:year,

      },

      //Form表单相关数据

      form: {

        username: '',

        password: '',

      },

      reform: {

        password: '',

      },

      //属性设置

      property: {

        labelWidth: '80px',

        fullscreen: false,

        closeModal: false,

        formSize: 'default',

      },

      // form表单规则

      rules: {

        username: [

          { required: true, message: '用户名', trigger: 'blur' },

          { min: 3, max: 20, message: '用户名' + ' 3 ~ 20', trigger: 'blur' },

        ],

        password: [

          { required: true, message: '输入密码有误',  trigger: 'blur' },

          { min: 6, max: 16, message: '密码长度' + ' 6 ~ 16', trigger: 'blur' },

        ],

      },

      //是否显示局部loading效果

      loading: false,

      // 已经提交过请求登陆，提交按钮变灰

      isSubmit: false,

      // 是否登陆成功，如果登陆成功，则隐藏form控件

      loginSucc:false,

    })

    // 点击按钮登陆

    const loginSubmit = async () => {

      if (!formRef.value!) return

      try {

        // 验证表单

        await formRef.value!.validate((valid: any) => {

          if (valid) {

            data.isSubmit = true

            //  保存提交前未md5的值

            data.reform.password = data.form.password

            //对密码进行MD5的加密后传输

            data.form.password = md5(data.form.password)

            // 提交数据到请求服务

            SAuth.login(data.form).then((result : any) => {

              data.form.password = data.reform.password

              if (result.code === 0) {

                data.loginSucc = true

                ElMessage.success('登录成功')

                let timeout = setTimeout(() => {

                  ElMessage.warning('即将跳到首页')

                  //重置表单

                  formRef.value.resetFields()

                  clearTimeout(timeout)

                  router.push(G.HOME\_URL)

                }, 300)

              } else {

                data.isSubmit = false

                ElMessage.error(result.message)

              }

            }).catch((err: any) => {

              data.form.password = data.reform.password

              data.isSubmit = false

              console.log(err)

              ElMessage.error(err)

            })

          } else {

            console.log('fail')

            ElMessage.error('登录失败')

          }

        })

      } catch (error) {

        console.log(error)

      }

    }

    // 重置表单

    const resetForm = (formEl: FormInstance | undefined) => {

      if (!formEl) return

      formEl.resetFields()

    }

    // 注册用户

    const register = () => {

      ElMessageBox.alert('注册用户通道暂时不开放，请关注公告！', '提示', {

        confirmButtonText: '关闭',

        callback: (action: Action) => {

        },

      })

    }

    return {

      formRef,

      data,

      loginSubmit,

      resetForm,

      register

    }

  }

})

#目录文件名称：view/auth/login.vue 的css/scss相关代码

<style lang="scss" scoped>

:deep(.el-form .el-form-item\_\_content) {

    display: inline;

    margin-left: 0px !important;

}

.login-container {

  margin: 0 auto;

  height: 100%;

  width: 100%;

  background: url('~@/assets/images/bg1.jpg') no-repeat;

  overflow: hidden;

   // 头像

  .login\_avatar {

    margin: 0 auto;

    width: 120px;

    height: 120px;

    border-radius: 50%;

    border: 1px solid #409eff;

    box-shadow: 0 0 10px #409eff;

    img {

      width: 100%;

      height: 100%;

      border-radius: 50%;

    }

  }

  .login-form {

    margin: 0 auto;

    position: relative;

    width: 600px;

    max-width: 90%;

    padding: 100px 0 230px 0;

    overflow: hidden;

    .btn-submit {

      width:100%;

      padding:5px 0;

      color:#fff;

      font-size:18px;

    }

  }

  .title {

    margin: 0 auto 20px auto;

    font-size: 28px;

    text-align: center;

    font-weight: 600;

    color:#f2f2f2;

  }

  .title-min {

    padding-left: 3px;

    color:#fff;

    font-size:14px;

    font-weight: 500;

  }

  .tips {

    margin: 0 auto;

    font-size: 18px;

    text-align: center;

    color: #666;

    margin-bottom: 10px;

  }

  .repo {

    margin: 0 auto;

    font-size: 20px;

    text-align: center;

    margin-bottom: 10px;

    span {

      margin: 0 15px;

    }

  }

  .repo-link {

    cursor: pointer;

    text-decoration: underline;

    font-size:22px;

    color:#1145c8;

  }

  .repo-link:hover {

    color:#f7f7fc;

  }

  .register {

    cursor: pointer;

    text-decoration: none;

    font-size:20px;

    color:#345cc0;

  }

  .copyright {

    color:#fff;

    font-size:14px;

    margin:0 auto;

    text-align: center;

  }

}

</style>

#router\modules\routes.ts文件

#路由component

import LoginLayout from '@/views/auth/login.vue'

#router\modules\index.ts文件

// 导航路由守卫

router.beforeEach((to:any, from:any, next:any) => {

  try {

    // 路由在白名单里面

    if (existWhite(to.path)) {

      next()

    } else {

      const token = cache.getLocalStorage(G.AUTHORIZATION\_TOKEN)

      // 如果token或userInfo为空、null、{}则跳转到指定login页面进行登陆

      if (!token) {

        // 保存我们所在的位置，以便以后再来

        next(G.LOGIN\_URL);

      } else {

        if (to.matched.length === 0) {

          ElMessage.error('找不到路由-NotFound Router...')

          from.name ? next({ path: from.path, query: from.query }) : next(G.NOTFOUND\_URL)

        } else {

          next()

        }

      }

    }

  } catch (error) {

    throw error

  }

})

#src\service\modules\auth\auth.ts

#axios请求restful login接口登陆

/**

 * 用户登陆

 * @param params object

 * @returns json object

 */

export const login = async (params : any) => {

 // 获取setting store

 const settStore = settingStore()

 let data: any;

 await http.post(HUrl.LOGIN\_URL,params).then((result : any) => {

 //只处理code = 0的数据

 if (result.code === 0) {

 //type:0 为ping 心跳，不需处理，WS数据

 if (result.type !== 0) {

 // 设置token，并写入到store中

 let token = result.token || ''

 //Pinia 保存一份

 settStore.setToken(token)

 //LocalStorage原始也保存一份

 cache.setLocalStorage(G.AUTHORIZATION\_TOKEN,token)

 }

 // 设置用户基本信息，并写入到store中

 let userInfo = result.data.userInfo

 if (userInfo) {

 settStore.setUserInfo(userInfo)

 }

 }

 data = result;

 }).catch((err: any) => {

 http.catch(err)

 });

 return data;

}

# 克隆项目

git clone -b  https://github.com/todoadmin/vue-admin-chart.git

# 安装依赖

npm i

# 本地开发 启动项目

npm run serve

# 克隆项目

git clone -b  https://gitee.com/todoadmin/vue-admin-chart.git

# 安装依赖

npm i

# 本地开发 启动项目

npm run serve