74 lines
2.1 KiB
TypeScript
74 lines
2.1 KiB
TypeScript
import axios, { type AxiosInstance } from 'axios'
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const API_BASE = import.meta.env.VITE_API_BASE_URL || 'http://localhost:8000'
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const api: AxiosInstance = axios.create({
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baseURL: `${API_BASE}/api/v1`,
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timeout: 15000,
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headers: { 'Content-Type': 'application/json' },
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})
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// 请求拦截器：附加 Token
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api.interceptors.request.use((config) => {
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const token = localStorage.getItem('access_token')
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if (token) {
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config.headers.Authorization = `Bearer ${token}`
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}
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return config
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})
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// 防止并发刷新
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let refreshPromise: Promise<any> | null = null
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// 响应拦截器：处理 401 自动刷新
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api.interceptors.response.use(
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(response) => response,
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async (error) => {
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const originalRequest = error.config
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if (error.response?.status === 401 && !originalRequest._retry) {
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originalRequest._retry = true
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const refreshToken = localStorage.getItem('refresh_token')
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if (!refreshToken) {
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// 没有 refresh token，直接跳转登录
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localStorage.removeItem('access_token')
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localStorage.removeItem('refresh_token')
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window.location.href = '/login'
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return Promise.reject(error)
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}
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try {
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// 如果已经有正在进行的刷新请求，复用它
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if (!refreshPromise) {
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refreshPromise = axios.post(`${API_BASE}/api/v1/auth/refresh`, {
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refresh_token: refreshToken,
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})
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}
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const { data } = await refreshPromise
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refreshPromise = null
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// 更新 token
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localStorage.setItem('access_token', data.access_token)
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localStorage.setItem('refresh_token', data.refresh_token)
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// 重试原请求
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originalRequest.headers.Authorization = `Bearer ${data.access_token}`
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return api(originalRequest)
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} catch (refreshError) {
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refreshPromise = null
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// 刷新失败，清除 token 并跳转登录
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localStorage.removeItem('access_token')
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localStorage.removeItem('refresh_token')
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window.location.href = '/login'
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return Promise.reject(refreshError)
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}
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}
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return Promise.reject(error)
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},
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)
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export default api
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