1、修改config文件夹里的dev.env.js里的BASE_API,把地址改成请求后端的公共部分
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BASE_API: '"http://192.168.xx.xx"', |
2、接下来就是操作src文件,先在 views里写好vew组件(login.vue,regist.vue),写好到router里的index.js里配置好路径
login.vue
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< template >
< div class = "login-container" >
< el-form autoComplete = "on" :model = "loginForm" :rules = "loginRules" ref = "loginForm" label-position = "left"
label-width = "0px"
class = "card-box login-form" >
< h3 class = "title" >登录</ h3 >
< el-form-item prop = "name" >
< span class = "svg-container svg-container_login" >
< svg-icon icon-class = "user" />
</ span >
< el-input name = "name" disabled type = "text" v-model = "loginForm.name" autoComplete = "on"
placeholder = "用户名" />
</ el-form-item >
< el-form-item prop = "password" >
< span class = "svg-container" >
< svg-icon icon-class = "password" ></ svg-icon >
</ span >
< el-input name = "password" :type = "pwdType" @ keyup.enter.native = "handleLogin" v-model = "loginForm.password"
autoComplete = "on"
placeholder = "密码" ></ el-input >
< span class = "show-pwd" @ click = "showPwd" >< svg-icon icon-class = "eye" /></ span >
</ el-form-item >
< el-form-item >
< el-button type = "primary" style = "width:100%;" :loading = "loading" @ click.native.prevent = "handleLogin" >
登录
</ el-button >
</ el-form-item >
</ el-form >
</ div >
</ template >
< script >
export default {
name: 'login',
data() {
const validateUsername = (rule, value, callback) => {
if (value.trim().length< 1 ) {
callback(new Error('用户名不能为空'))
} else {
callback()
}
};
const validatePass = (rule, value, callback) => {
if (value.trim().length < 1 ) {
callback(new Error('密码不能为空'))
} else {
callback()
}
};
return {
loginForm: {
name: '',
password: ''
},
loginRules: {
name: [{required: true, trigger: 'blur', validator: validateUsername}],
password: [{required: true, trigger: 'blur', validator: validatePass}]
},
loading: false,
pwdType: 'password'
}
},
methods: {
showPwd() {
if (this.pwdType === 'password') {
this.pwdType = ''
} else {
this.pwdType = 'password'
}
},
handleLogin() {
this.$refs.loginForm.validate(valid => {
if (valid) {
this.loading = true;
this.$store.dispatch('Login', this.loginForm).then(() => {
this.loading = false;
this.$router.push({path: '/'});
}).catch((e) => {
this.loading = false
})
} else {
console.log('error submit!!')
return false
}
})
}
}
}
</ script >
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router/index.js
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{ path: '/login', component: _import('Login/login'), hidden: true } |
3、在api里的login.js里写好与后端对接的接口地址,在stores里的modules里的user.js里定义user,有state,mutations,action,具体的请求操作写在action里,login.vue或regist.vue调用user.js里写好的请求,getter.js里定义store的getters
api/login.js
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import request from '@/utils/request' export function login(name,password) { return request({
url: '/XX/XX',
method: 'post',
data: {
name,
password
}
})
} |
stores/modules/user.js
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import { login,regist,logout } from '@/api/login' import { getToken,setToken } from '@/utils/auth'
const user = {
state: {
name:'',
token:''
},
mutations: {
SET_NAME: (state, name) => {
state.name = name;
},
SET_TOKEN: (state, token) => {
state.token = token;
setToken(token);
}
},
actions: {
// 登录
Login({ commit }, userInfo) {
const name = userInfo.name.trim();
const password = userInfo.password.trim();
return new Promise((resolve, reject) => {
login(name, password).then(response => {
const data = response.data;
commit('SET_NAME', data.name);
commit('SET_TOKEN', data.token);
setName(data.name);
setToken(data.token);
resolve(response); }).catch(error => { reject(error) }) }) },
// 注册
Regist({ commit }, userInfo) {
const name= userInfo.name.trim();
const password = userInfo.password.trim();
return new Promise((resolve, reject) => {
regist(name, password).then(response => {
const data = response.data;
commit('SET_NAME', data.name);
commit('SET_TOKEN', data.token);
setName(data.name);setToken(data.token);
resolve(response);
}).catch(error => {
reject(error) }) }) },
// 登出
LogOut({ commit, state }) {
return new Promise((resolve, reject) => {
logout().then(response => {
commit('SET_NAME', '');
commit('SET_TOKEN', '');
setName('');
setToken(false);
//removeName();
//removeToken();
resolve(response);
}).catch(error => {
reject(error)
})
})
},
// 前端 登出
FedLogOut({ commit }) {
return new Promise(resolve => {
setToken(false);
commit('SET_TOKEN', false); resolve() })
}
}
}
export default user
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getter.js:
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const getters={ name:state=>state.user.name,
token:state=>state.user.token
} export default getter |
4、在utils里的auth.js里对cookies进行操作,写入,读取,删除用户权限,是否登录的标志等
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import Cookies from 'js-cookies' export function setName(name) { return Cookies.set("name", name);
} export function getName() { return Cookies.get("name");
} export function setToken(token) { return Cookies.set("token", token);
} export function getToken() { return Cookies.get("token");
} |
5、在permission.js里写白名单,对白名单以外的跳转进行拦截然后跳转登录,同时判断用户权限,是否登录,等
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import router from './router' import store from './store' import NProgress from 'nprogress' // Progress 进度条 import 'nprogress/nprogress.css'// Progress 进度条样式 import {Message} from 'element-ui' import {getName, getToken} from "@/utils/auth"; // 验权 const whiteList = ['/login', '/regist']; // 不重定向白名单 router.beforeEach((to, from, next) => { NProgress.start();
if (whiteList.indexOf(to.path) !== -1) {
next();
} else {
if (getToken()==="true") {
next();
NProgress.done()
} else {
next({path: '/login'});
NProgress.done()
}
}
}) router.afterEach(() => { NProgress.done() // 结束Progress
}) |
6、utils里的request.js里写拦截码,对后端返回的特定码进行拦截然后做相应的操作
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import axios from 'axios' import { Message, MessageBox } from 'element-ui' import store from '../store' // 创建axios实例 const service = axios.create({ baseURL: process.env.BASE_API, // api的base_url
timeout: 15000 // 请求超时时间
}); // respone拦截器 service.interceptors.response.use( response => {
/**
* code为非200是抛错 可结合自己业务进行修改
*/
const res = response.data;
//const res = response;
if (res.code !== '200' && res.code !== 200) {
if (res.code === '4001' || res.code === 4001) {
MessageBox.confirm('用户名或密码错误,请重新登录', '重新登录', {
confirmButtonText: '重新登录',
cancelButtonText: '取消',
type: 'warning'
}).then(() => {
store.dispatch('FedLogOut').then(() => {
location.reload()// 为了重新实例化vue-router对象 避免bug
})
})
}
if (res.code === '4009' || res.code === 4009) {
MessageBox.confirm('该用户名已存在,请重新注册!', '重新注册', {
confirmButtonText: '重新注册',
cancelButtonText: '取消',
type: 'warning'
}).then(() => {
store.dispatch('FedLogOut').then(() => {
location.reload()// 为了重新实例化vue-router对象 避免bug
})
})
}
return Promise.reject('error')
} else {
return response.data
}
},
error => {
Message({
message: error.message,
type: 'error',
duration: 5 * 1000
});
return Promise.reject(error)
}
) export default service |