220 lines
7.9 KiB
TypeScript
220 lines
7.9 KiB
TypeScript
import axios, { AxiosResponse, InternalAxiosRequestConfig } from 'axios';
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import { useUserStore } from '@/store/modules/user';
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import { getToken } from '@/utils/auth';
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import { tansParams, blobValidate } from '@/utils/ruoyi';
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import cache from '@/plugins/cache';
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import { HttpStatus } from '@/enums/RespEnum';
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import { errorCode } from '@/utils/errorCode';
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import { LoadingInstance } from 'element-plus/es/components/loading/src/loading';
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import FileSaver from 'file-saver';
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import { getLanguage } from '@/lang';
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import { encryptBase64, encryptWithAes, generateAesKey, decryptWithAes, decryptBase64 } from '@/utils/crypto';
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import { encrypt, decrypt } from '@/utils/jsencrypt';
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import router from '@/router';
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const encryptHeader = 'encrypt-key';
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let downloadLoadingInstance: LoadingInstance;
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// 是否显示重新登录
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export const isRelogin = { show: false };
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export const globalHeaders = () => {
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return {
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Authorization: 'Bearer ' + getToken(),
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clientid: import.meta.env.VITE_APP_CLIENT_ID
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};
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};
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axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8';
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axios.defaults.headers['clientid'] = import.meta.env.VITE_APP_CLIENT_ID;
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// 创建 axios 实例
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const service = axios.create({
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baseURL: import.meta.env.VITE_APP_BASE_API,
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timeout: 50000
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});
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// 请求拦截器
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service.interceptors.request.use(
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(config: InternalAxiosRequestConfig) => {
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// 对应国际化资源文件后缀
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config.headers['Content-Language'] = getLanguage();
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const isToken = config.headers?.isToken === false;
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// 是否需要防止数据重复提交
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const isRepeatSubmit = config.headers?.repeatSubmit === false;
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// 是否需要加密
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const isEncrypt = config.headers?.isEncrypt === 'true';
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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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if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
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const requestObj = {
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url: config.url,
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data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
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time: new Date().getTime()
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};
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const sessionObj = cache.session.getJSON('sessionObj');
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if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
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cache.session.setJSON('sessionObj', requestObj);
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} else {
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const s_url = sessionObj.url; // 请求地址
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const s_data = sessionObj.data; // 请求数据
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const s_time = sessionObj.time; // 请求时间
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const interval = 500; // 间隔时间(ms)，小于此时间视为重复提交
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if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
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const message = '';
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// console.warn(`[${s_url}]: ` + message);
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// return Promise.reject(new Error(message));
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} else {
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cache.session.setJSON('sessionObj', requestObj);
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}
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}
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}
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if (import.meta.env.VITE_APP_ENCRYPT === 'true') {
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// 当开启参数加密
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if (isEncrypt && (config.method === 'post' || config.method === 'put')) {
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// 生成一个 AES 密钥
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const aesKey = generateAesKey();
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config.headers[encryptHeader] = encrypt(encryptBase64(aesKey));
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config.data = typeof config.data === 'object' ? encryptWithAes(JSON.stringify(config.data), aesKey) : encryptWithAes(config.data, aesKey);
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}
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}
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// FormData数据去请求头Content-Type
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if (config.data instanceof FormData) {
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delete config.headers['Content-Type'];
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}
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return config;
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},
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(error: any) => {
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return Promise.reject(error);
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}
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);
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// 响应拦截器
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service.interceptors.response.use(
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(res: AxiosResponse) => {
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if (import.meta.env.VITE_APP_ENCRYPT === 'true') {
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// 加密后的 AES 秘钥
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const keyStr = res.headers[encryptHeader];
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// 加密
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if (keyStr != null && keyStr != '') {
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const data = res.data;
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// 请求体 AES 解密
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const base64Str = decrypt(keyStr);
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// base64 解码 得到请求头的 AES 秘钥
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const aesKey = decryptBase64(base64Str.toString());
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// aesKey 解码 data
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const decryptData = decryptWithAes(data, aesKey);
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// 将结果 (得到的是 JSON 字符串) 转为 JSON
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res.data = JSON.parse(decryptData);
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}
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}
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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 || HttpStatus.SUCCESS;
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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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// prettier-ignore
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if (!isRelogin.show) {
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isRelogin.show = true;
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ElMessageBox.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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}).then(() => {
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isRelogin.show = false;
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useUserStore().logout().then(() => {
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router.replace({
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path: '/login',
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query: {
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redirect: encodeURIComponent(router.currentRoute.value.fullPath || '/')
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}
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})
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});
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}).catch(() => {
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isRelogin.show = false;
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});
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}
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return Promise.reject('token已过期，请重新登录。');
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} else if (code === HttpStatus.SERVER_ERROR) {
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ElMessage({ message: msg, type: 'error' });
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return Promise.reject(new Error(msg));
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} else if (code === HttpStatus.WARN) {
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ElMessage({ message: msg, type: 'warning' });
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return Promise.reject(new Error(msg));
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} else if (code !== HttpStatus.SUCCESS) {
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ElNotification.error({ title: msg });
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return Promise.reject('error');
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} else {
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return Promise.resolve(res.data);
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}
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},
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(error: any) => {
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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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} else if (message.includes('timeout')) {
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message = '系统接口请求超时';
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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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ElMessage({ message: message, type: 'error', duration: 5 * 1000 });
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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 get 跟post下载方式
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export function download(url: string, params: any, fileName: string, method: 'get' | 'post' = 'post') {
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downloadLoadingInstance = ElLoading.service({
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text: '正在下载数据，请稍候',
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background: 'rgba(0, 0, 0, 0.7)'
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});
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// 请求配置
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const config = {
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method,
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responseType: 'blob',
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[method === 'get' ? 'params' : 'data']: method === 'get' ? params : tansParams(params),
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headers: {
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'Content-Type': method === 'get'
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? 'application/json'
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: 'application/x-www-form-urlencoded'
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}
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};
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return service.request({
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url,
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...config
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})
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.then(async (resp: any) => {
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const isLogin = blobValidate(resp);
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if (isLogin) {
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const blob = new Blob([resp]);
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FileSaver.saveAs(blob, fileName);
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} else {
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const blob = new Blob([resp]);
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const resText = await blob.text();
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const rspObj = JSON.parse(resText);
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const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default'];
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ElMessage.error(errMsg);
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}
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downloadLoadingInstance.close();
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}).catch((r: any) => {
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console.error(r);
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ElMessage.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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// 导出 axios 实例
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export default service;
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