UNIVPLMDataIntegration/Web/src/utils/request.ts
zuohuaijun 5074b67f65 😎初始化
2024-06-15 13:02:35 +08:00

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import axios, { AxiosInstance, AxiosRequestConfig } from 'axios';
import { ElMessage } from 'element-plus';
import { Local, Session } from '/@/utils/storage';
// 配置新建一个 axios 实例
export const service = axios.create({
baseURL: window.__env__.VITE_API_URL as any,
timeout: 50000,
headers: { 'Content-Type': 'application/json' },
});
// token 键定义
export const accessTokenKey = 'access-token';
export const refreshAccessTokenKey = `x-${accessTokenKey}`;
// 获取 token
export const getToken = () => {
return Local.get(accessTokenKey);
};
// 清除 token
export const clearAccessTokens = () => {
Local.remove(accessTokenKey);
Local.remove(refreshAccessTokenKey);
// 清除其他
Session.clear();
// 刷新浏览器
window.location.reload();
};
// axios 默认实例
export const axiosInstance: AxiosInstance = axios;
// 添加请求拦截器
service.interceptors.request.use(
(config) => {
// // 在发送请求之前做些什么 token
// if (Session.get('token')) {
// (<any>config.headers).common['Authorization'] = `${Session.get('token')}`;
// }
// 获取本地的 token
const accessToken = Local.get(accessTokenKey);
if (accessToken) {
// 将 token 添加到请求报文头中
config.headers!['Authorization'] = `Bearer ${accessToken}`;
// 判断 accessToken 是否过期
const jwt: any = decryptJWT(accessToken);
const exp = getJWTDate(jwt.exp as number);
// token 已经过期
if (new Date() >= exp) {
// 获取刷新 token
const refreshAccessToken = Local.get(refreshAccessTokenKey);
// 携带刷新 token
if (refreshAccessToken) {
config.headers!['X-Authorization'] = `Bearer ${refreshAccessToken}`;
}
}
// debugger
// get请求映射params参数
if (config.method?.toLowerCase() === 'get' && config.data) {
let url = config.url + '?' + tansParams(config.data);
url = url.slice(0, -1);
config.data = {};
config.url = url;
}
}
return config;
},
(error) => {
// 对请求错误做些什么
return Promise.reject(error);
}
);
// 添加响应拦截器
service.interceptors.response.use(
(res) => {
// 获取状态码和返回数据
var status = res.status;
var serve = res.data;
// 处理 401
if (status === 401) {
clearAccessTokens();
}
// 处理未进行规范化处理的
if (status >= 400) {
throw new Error(res.statusText || 'Request Error.');
}
// 处理规范化结果错误
if (serve && serve.hasOwnProperty('errors') && serve.errors) {
throw new Error(JSON.stringify(serve.errors || 'Request Error.'));
}
// 读取响应报文头 token 信息
var accessToken = res.headers[accessTokenKey];
var refreshAccessToken = res.headers[refreshAccessTokenKey];
// 判断是否是无效 token
if (accessToken === 'invalid_token') {
clearAccessTokens();
}
// 判断是否存在刷新 token如果存在则存储在本地
else if (refreshAccessToken && accessToken && accessToken !== 'invalid_token') {
Local.set(accessTokenKey, accessToken);
Local.set(refreshAccessTokenKey, refreshAccessToken);
}
// 响应拦截及自定义处理
if (serve.code === 401) {
clearAccessTokens();
} else if (serve.code === undefined) {
return Promise.resolve(res);
} else if (serve.code !== 200) {
var message;
// 判断 serve.message 是否为对象
if (serve.message && typeof serve.message == 'object') {
message = JSON.stringify(serve.message);
} else {
message = serve.message;
}
ElMessage({
dangerouslyUseHTMLString: true,
message: message,
type: 'error',
});
throw new Error(message);
}
return res;
},
(error) => {
// 处理响应错误
if (error.response) {
if (error.response.status === 401) {
clearAccessTokens();
}
}
// 对响应错误做点什么
if (error.message.indexOf('timeout') != -1) {
ElMessage.error('网络超时');
} else if (error.message == 'Network Error') {
ElMessage.error('网络连接错误');
} else {
if (error.response.data) ElMessage.error(error.response.statusText);
else ElMessage.error('接口路径找不到');
}
return Promise.reject(error);
}
);
/**
* 参数处理
* @param {*} params 参数
*/
export function tansParams(params: any) {
let result = '';
for (const propName of Object.keys(params)) {
const value = params[propName];
var part = encodeURIComponent(propName) + '=';
if (value !== null && value !== '' && typeof value !== 'undefined') {
if (typeof value === 'object') {
for (const key of Object.keys(value)) {
if (value[key] !== null && value[key] !== '' && typeof value[key] !== 'undefined') {
let params = propName + '[' + key + ']';
var subPart = encodeURIComponent(params) + '=';
result += subPart + encodeURIComponent(value[key]) + '&';
}
}
} else {
result += part + encodeURIComponent(value) + '&';
}
}
}
return result;
}
/**
* 解密 JWT token 的信息
* @param token jwt token 字符串
* @returns <any>object
*/
export function decryptJWT(token: string): any {
token = token.replace(/_/g, '/').replace(/-/g, '+');
var json = decodeURIComponent(escape(window.atob(token.split('.')[1])));
return JSON.parse(json);
}
/**
* 将 JWT 时间戳转换成 Date
* @description 主要针对 `exp``iat``nbf`
* @param timestamp 时间戳
* @returns Date 对象
*/
export function getJWTDate(timestamp: number): Date {
return new Date(timestamp * 1000);
}
/**
* Ajax请求如果成功返回result字段如果不成功提示错误信息
* @description Ajax请求
* @config AxiosRequestConfig 请求参数
* @returns 返回对象
*/
export function request2(config: AxiosRequestConfig<any>): any {
return new Promise((resolve, reject) => {
service(config)
.then((res) => {
if (res.data.type == 'success') {
resolve(res.data.result);
} else {
console.log('res', res);
ElMessage.success(res.data.message);
}
})
.catch((res) => {
console.log('res', res);
ElMessage.error(res);
reject(res);
});
});
}
// 导出 axios 实例
export default service;