一、安裝需要的插件
(1)創建項目
vue create admin_project
(2)安裝element
npm i element-ui -S
(3)安裝js-base64 js-md5 用於賬號登錄註冊
npm install --save js-base64
npm install --save js-md5
(4)安裝默認樣式清除 normalize.css
npm i normalize.css --save-dev
報錯的話需要安裝 原因沒有安裝:css-loader 和style-loader
npm install css-loader style-loader
(5)安裝axios
npm install axios --save
(6)安裝cookie js-cookie
npm i js-cookie
//引入
import Cookies from 'js-cookie'
//具體使用
Basic Usage
Create a cookie, valid across the entire site:
Cookies.set('name', 'value');
Create a cookie that expires 7 days from now, valid across the entire site:
Cookies.set('name', 'value', { expires: 7 });
Create an expiring cookie, valid to the path of the current page:
Cookies.set('name', 'value', { expires: 7, path: '' });
Read cookie:
Cookies.get('name'); // => 'value'
Cookies.get('nothing'); // => undefined
Read all visible cookies:
Cookies.get(); // => { name: 'value' }
Delete cookie:
Cookies.remove('name');
Delete a cookie valid to the path of the current page:
Cookies.set('name', 'value', { path: '' });
Cookies.remove('name'); // fail!
Cookies.remove('name', { path: '' }); // removed!
IMPORTANT! when deleting a cookie, you must pass the exact same path and domain attributes that was used to set the cookie, unless you're relying on the default attributes.
Note: Removing unexisting cookie does not raise any exception nor return any value
(7)在項目中安裝 element-resize-detector 爲了監聽某區域size變化插件 使用詳情
npm install element-resize-detector
(8)安裝圖表 echart
npm install echarts --save
二、如何在項目中使用以上的插件
(1)啓動項目和如何打包
//終端下在項目裏
//啓動項目
npm run serve
//打包項目
npm run build
(2)element-ui在項目中如何使用(全局使用)
//main.js
import ElementUI from 'element-ui'
Vue.use(ElementUI, { size: 'small', zIndex: 3000 })
(3)在項目中應用js-cookie js-md5 js-base64
//main.js
import Cookies from "js-cookie"
import md5 from "js-md5"
Vue.prototype.$base64 = require("js-base64").Base64
(4)在main.js 全局使用normalize.css
import "normalize.css"
(5)使用axios
//main.js
import axios from "axios"
Vue.prototype.$axios = axios
(6)在項目中使用element-resize-detector
//在需要用到的組件中使用
//引用
var elementResizeDetectorMaker = require("element-resize-detector")
// 區域元素size改變
var erd = elementResizeDetectorMaker()
erd.listenTo(document.getElementById("homeTest"), function (element) {
console.log("echarts區域尺寸改變")
console.log(element)
})
(7)全局引用echarts
//main.js
import echarts from "echarts"
Vue.prototype.$echarts = echarts
(8)自定義element主題
在官網下載主題包並放到項目中,主題包使用教程點擊可查看
//本項目主題包地址 ./assets/font/iconfont.css
//main.js 中引用
import "./assets/font/iconfont.css"
(9)使用iconfont圖標,從阿里圖標庫裏下載
//main.js
import "./assets/font/iconfont.css"
三、在項目中封裝axios 請求攔截設置
在項目src新建文件夾 utils —> http.js 詳細點擊查看
import axios from 'axios' // 引用axios
import { MessageBox, Message } from 'element-ui'
import Qs from 'qs'
import router from '@/router'
/* eslint-disable no-alert, no-console, no-empty,no-unused-vars */
// axios 配置
// 設置響應超時
axios.defaults.timeout = 50000
// axios.defaults.baseURL = 'https://easy-mock.com/mock/' // 這是調用數據接口,公共接口url+調用接口名
let httpUrl = window.location.host
if (httpUrl.indexOf('.com') !== -1) {
console.log('生產環境', httpUrl)
} else if (httpUrl.indexOf('.net') !== -1) {
console.log('測試環境', httpUrl)
axios.defaults.baseURL = 'http://vk.autobole.net/volkswagen/' // 這是調用數據接口,公共接口url+調用接口名
} else if (httpUrl.indexOf('localhost:8088') !== -1) {
console.log('指定開發環境', httpUrl)
// axios.defaults.baseURL = "https://way.jd.com";
} else {
console.log('開發環境', httpUrl)
// axios.defaults.baseURL = "https://way.jd.com"; // 這是調用數據接口,公共接口url+調用接口名
}
// http request 攔截器,通過這個,我們就可以把token傳到後臺
axios.interceptors.request.use(
config => {
// console.log('請求路徑', config.url)
config.headers = {
'Content-Type': 'application/x-www-form-urlencoded' // 設置跨域頭部
}
config.data = Qs.stringify(config.data)
return config
},
err => {
return Promise.reject(err)
}
)
// http response 攔截器
axios.interceptors.response.use(
response => {
// console.log('請求攔截返回參數', response)
if (response.status === 200) {
// 成功
let returnCode = response.data.code
if (returnCode > 10000 && returnCode < 20000) {
// console.log('成功', response)
Message.success(response.data.msg)
} else if (returnCode >= 20000 && returnCode < 30000) {
// 只彈窗,不操作
// console.log('失敗1', response)
Message.error(response.data.msg)
} else if (returnCode >= 30000 && returnCode < 40000) {
// 只彈窗,點擊跳到登入頁
localStorage.removeItem('userInfo')
MessageBox.confirm(response.data.msg, '確定登出', {
confirmButtonText: '重新登錄',
cancelButtonText: '取消',
type: 'warning'
}).then(() => {
// console.log('此處應退出登錄 重新實例化')
router.push({ path: '/login' })
})
}
}
return response
},
error => {
// console.log('error', error.toString())
if (
error.toString().trim() ===
"TypeError: Cannot read property 'cancelToken' of null"
) {
localStorage.removeItem('userInfo')
MessageBox.confirm(
'會話憑證失效,可以取消繼續留在該頁面,或者重新登錄',
'確定登出',
{
confirmButtonText: '重新登錄',
cancelButtonText: '取消',
type: 'warning'
}
).then(() => {
// console.log('此處應退出登錄 重新實例化')
router.push({ path: '/login' })
})
}
// console.log(error.toString().trim())
if (error.toString().trim() === 'Error: Network Error') {
MessageBox.alert('網絡請求異常,請稍後重試', '出錯了', {
confirmButtonText: '確定',
callback: action => {}
})
}
return Promise.reject(error.response.data)
}
)
export default axios
/**
* fetch 請求方法
* @param url
* @param params
* @returns {Promise}
*/
export function get (url, params = {}) {
return new Promise((resolve, reject) => {
axios
.get(url, {
params: params
})
.then(response => {
resolve(response.data)
})
.catch(err => {
reject(err)
})
})
}
/**
* post 請求方法
* @param url
* @param data
* @returns {Promise}
*/
export function post (url, data = {}) {
return new Promise((resolve, reject) => {
axios.post(url, data).then(
response => {
// console.log(response.data.code)
resolve(response.data)
},
err => {
reject(err)
}
)
})
}
/**
* patch 方法封裝
* @param url
* @param data
* @returns {Promise}
*/
export function patch (url, data = {}) {
return new Promise((resolve, reject) => {
axios.patch(url, data).then(
response => {
resolve(response.data)
},
err => {
reject(err)
}
)
})
}
/**
* put 方法封裝
* @param url
* @param data
* @returns {Promise}
*/
export function put (url, data = {}) {
return new Promise((resolve, reject) => {
axios.put(url, data).then(
response => {
resolve(response.data)
},
err => {
reject(err)
}
)
})
}
在main.js 中全局使用
// main.js
import { post, get, patch, put } from "./utils/http"
Vue.prototype.$post = post
Vue.prototype.$get = get
Vue.prototype.$patch = patch
Vue.prototype.$put = put
在需要用到的.vue頁面直接使用
//this.logForm 爲傳參
this.$post('你的url', this.logForm).then(req => {
this.logList = req.data
this.logList.allCount = req.allCount
this.logList.nowPage = req.nowPage
this.logList.pageSize = req.pageSize
this.loading = false
}).catch(err => {
console.log(err)
})