devProjectViewJt/src/util/axios/axios.js

import axios from "axios";
import router from "../router/router.js";
import {ElMessage} from "element-plus";

// axios.defaults.staticBaseURL = '../'

//axios.defaults.baseURL = 'http://' + window.location.host //正式
axios.defaults.baseURL = 'http://' + window.location.hostname + ':9004' //测试

//post请求头
//axios.defaults.headers.post["Content-Type"] = "application/x-www-form-urlencoded;charset=UTF-8";

//后端用@RequestBody 接收，那么只支持这种格式
axios.defaults.headers.post["Content-Type"] = "application/json;charset=UTF-8";

// 表示跨域请求时是否需要使用凭证 允许跨域携带cookie信息
axios.defaults.withCredentials = true;
axios.defaults.changeOrigin = true;
// 允许跨域
axios.defaults.headers.post["Access-Control-Allow-Origin-Type"] = "*";

//设置超时
axios.defaults.timeout = 150000;
// 请求拦截器
axios.interceptors.request.use(
    config => {
        let token = localStorage.getItem('token');
        // const token = "test";
        if (token == null) {
      /*      try {
                window.parent.toLogin()
            } catch (e) {
                router.push("/dist/login")
            }
            ElMessage.error('请登录!')
            return;*/
            token = "test";
        }
        token && (config.headers.token = token)
        return config
    },
    error => {
        return Promise.error(error)
    })

axios.interceptors.response.use(
    response => {
        if (response.status == 200) {
           /* if (response.headers.token != null && response.headers.token != '') {
                localStorage.setItem('token', response.headers.token)
            }*/
            return Promise.resolve(response);
        } else {
            return Promise.reject(response);
        }
    },
    error => {
        // status =-1 为后台判断ssession失效是token无法获取时的错误码
        if (error != null && error.response.data.status == -1) {
            try {
                window.parent.toLogin()
            } catch (e) {
                router.push("/dist/login")
            }
            ElMessage.error('登陆超时请重新登录!')
        } else {
            alert(JSON.stringify(error), '请求异常', {
                confirmButtonText: '确定',
                callback: (action) => {
                }
            });
        }
    }
);
export default {
    /**
     * @param {String} url
     * @param {Object} data
     * @param {responseType} responseTypeParam
     * @returns Promise
     */
    post(url, data,responseTypeParam) {
        if (data == null) {
            data = {};
        }
        return new Promise((resolve, reject, responseType) => {
            axios({
                method: 'post',
                url,
                data: data,
                crossDomain: true,
                // headers: {'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'},
                //默认json格式，如果是下载文件，需要传 responseType:'blob'
                responseType: (responseTypeParam == null || responseTypeParam == '' || responseTypeParam == "") ? 'json' : responseTypeParam
            })
                .then(res => {
                    resolve(res.data)
                })
                .catch(err => {
                    reject(err)
                });
        })
    },
    get(url, data, inResponseType) {
        return new Promise((resolve, reject, responseType) => {
            axios({
                method: 'get',
                url,
                params: data,
                crossDomain: true,
                headers: {
                    Accept: 'application/json', 'Content-Type': 'application/json; charset=utf-8',
                    withCredentials: true,
                },
                //默认json格式，如果是下载文件，需要传 responseType:'blob'
                responseType: (inResponseType == null || inResponseType == '') ? 'json' : inResponseType
            })
                .then(res => {
                    resolve(res)
                })
                .catch(err => {
                    reject(err)
                })
        })
    },
    download(url, data, showProgress) {
        return new Promise((resolve, reject) => {
            axios({
                method: 'get',
                url,
                params: data,
                crossDomain: true,
                headers: {
                    Accept: 'application/json', 'Content-Type': 'application/json; charset=utf-8',
                    withCredentials: true,
                },
                responseType: 'blob',
                onDownloadProgress: function (progressEvent) {
                    if (showProgress != null) {
                        showProgress(progressEvent)
                    }
                },
            })
                .then(res => {
                    resolve(res)
                })
                .catch(err => {
                    reject(err)
                })
        })
    },
};