vue axios封装

目录结构： 

 

 

安装axios

cnpm i axios -D

axios.js 文件

import axios from "axios";
import qs from "qs"; //处理参数
import { Message } from 'element-ui';


//添加请求拦截器
axios.interceptors.request.use(
    config => {
        // try {
        //     if (sessionStorage.token) {
        //         // 设置统一的请求header
        //         config.headers.token = sessionStorage.token //请求头携带token
        //     }
        // } catch (error) {
        //     console.log(error)
        // }
        return config;
    },
    error => {
        return Promise.reject(error);
    }
);

//添加响应拦截器
axios.interceptors.response.use(
    response => {　　//逻辑处理
        return response;
    },
    error => {
        return Promise.resolve(error.response);
    }
);


// axios.defaults.baseURL = "xxxxxxxxxxxxxxxxxxxxxx";    //  请求地址统一配置到vue.config.vue中
axios.defaults.headers.post["Content-Type"] = "application/json";
// axios.defaults.headers.post["X-Requested-With"] = "XMLHttpRequest";
axios.defaults.timeout = 20000; //设置请求超时时间

function checkStatus(response) {
    return new Promise((resolve, reject) => {
        if (response && (response.status === 200 || response.status === 304 || response.status === 400)) {
            try {
                resolve(response.data);
            } catch (e) {
                //抛出异常
                console.log(e)
            }
        } else {
            try {
                Message({
                    type: 'error',
                    showClose: true,
                    message: '网络异常，请检查网络连接是否正常！'
                })
            } catch (e) {
                //抛出异常
                console.log(e)
            }
        }
    });
}

export default {
    post(url, params) {
        return axios({
            method: "post",
            url,
            data: params
        }).then(response => {
            return checkStatus(response);
        });
    },
    get(url, params) {
        params = qs.stringify(params);
        return axios({
            method: "get",
            url,
            params
        }).then(response => {
            return checkStatus(response);
        });
    }
};

require.js

import Ajax from './axios'

export async function homeBanner() {
    return await Ajax.get("/home/banner")
}

export async function projectlist(data) {
    return await Ajax.post("/project/list",data)
}

// 在vue文件中使用
import { projectlist, homeBanner } from '@/api/request.js'

async request() {
    let res = await projectlist({date: '1111'})
    if(res.code === 0){

    }else{

    }
}

vue.config.vue 文件

module.exports = {
  // 关闭eslint
  lintOnSave: false,
  // 关闭eslint

  devServer: {
    port: 8386,
    https: false,
    hotOnly: true, //是否开启热更新
    open: true, //配置自动启动浏览器
    proxy: {
        "/": {
            target: "https://fomixxxx.xxxxx168.com/", // 测试
            ws: true,//是否代理websockets
            changeOrigin: true ,  // 设置同源  默认false，是否需要改变原始主机头为目标URL
            pathRewrite: { 
                "^/": "/"
            }
        }
    }
}
}