import axios from 'axios'
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import { Notification, MessageBox, Message, Loading } from 'element-ui'
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import store from '@/store'
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import { getToken } from '@/utils/auth'
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import errorCode from '@/utils/errorCode'
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import { tansParams, blobValidate } from "@/utils/ruoyi";
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import { saveAs } from 'file-saver'
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let downloadLoadingInstance;
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axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
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// 对应国际化资源文件后缀
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axios.defaults.headers['Content-Language'] = 'zh_CN'
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// 创建axios实例
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const service = axios.create({
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// axios中请求配置有baseURL选项，表示请求URL公共部分
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baseURL: process.env.VUE_APP_BASE_API,
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// 超时
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timeout: 10000
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})
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// request拦截器
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service.interceptors.request.use(config => {
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// 是否需要设置 token
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const isToken = (config.headers || {}).isToken === false
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if (getToken() && !isToken) {
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config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
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}
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// get请求映射params参数
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if (config.method === 'get' && config.params) {
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let url = config.url + '?' + tansParams(config.params);
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url = url.slice(0, -1);
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config.params = {};
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config.url = url;
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}
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return config
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}, error => {
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console.log(error)
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Promise.reject(error)
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})
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// 响应拦截器
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service.interceptors.response.use(res => {
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// 未设置状态码则默认成功状态
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const code = res.data.code || 200;
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// 获取错误信息
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const msg = errorCode[code] || res.data.msg || errorCode['default']
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// 二进制数据则直接返回
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if(res.request.responseType === 'blob' || res.request.responseType === 'arraybuffer'){
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return res.data
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}
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if (code === 401) {
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MessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', {
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confirmButtonText: '重新登录',
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cancelButtonText: '取消',
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type: 'warning'
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}
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).then(() => {
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store.dispatch('LogOut').then(() => {
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location.href = process.env.VUE_APP_CONTEXT_PATH + "index";
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})
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}).catch(() => {});
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return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
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} else if (code === 500) {
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Message({
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message: msg,
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type: 'error'
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})
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return Promise.reject(new Error(msg))
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} else if (code !== 200) {
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Notification.error({
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title: msg
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})
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return Promise.reject('error')
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} else {
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return res.data
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}
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},
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error => {
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console.log('err' + error)
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let { message } = error;
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if (message == "Network Error") {
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message = "后端接口连接异常";
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}
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else if (message.includes("timeout")) {
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message = "系统接口请求超时";
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}
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else if (message.includes("Request failed with status code")) {
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message = "系统接口" + message.substr(message.length - 3) + "异常";
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}
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Message({
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message: message,
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type: 'error',
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duration: 5 * 1000
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})
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return Promise.reject(error)
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}
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)
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// 通用下载方法
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export function download(url, params, filename) {
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downloadLoadingInstance = Loading.service({ text: "正在下载数据，请稍候", spinner: "el-icon-loading", background: "rgba(0, 0, 0, 0.7)", })
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return service.post(url, params, {
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transformRequest: [(params) => { return tansParams(params) }],
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headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
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responseType: 'blob'
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}).then(async (data) => {
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const isLogin = await blobValidate(data);
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if (isLogin) {
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const blob = new Blob([data])
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saveAs(blob, filename)
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} else {
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Message.error('无效的会话，或者会话已过期，请重新登录。');
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}
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downloadLoadingInstance.close();
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}).catch((r) => {
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console.error(r)
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Message.error('下载文件出现错误，请联系管理员！')
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downloadLoadingInstance.close();
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})
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}
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export default service
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