import {
  Configuration,
  ArticleApi,
  ArticleAdminApi,
  AuthApi,
  TagApi,
  TagAdminApi,
  MediaApi,
  SearchApi,
  PublicApi,
  UserApi,
  CommentApi,
  CommentAdminApi
} from '@/generated/api'
import axios, { AxiosError, InternalAxiosRequestConfig } from 'axios'

const axiosInstance = axios.create({
  baseURL: '/',
  timeout: 10000
})

type RetryableRequestConfig = InternalAxiosRequestConfig & { _retry?: boolean }

// 请求拦截：自动带 Access Token
axiosInstance.interceptors.request.use((config) => {
  const token = localStorage.getItem('token')
  if (token) {
    config.headers.Authorization = `Bearer ${token}`
  }
  return config
})

// 响应拦截：401 静默刷新 Token
axiosInstance.interceptors.response.use(
  (res) => res,
  async (err: AxiosError) => {
    const original = err.config as RetryableRequestConfig | undefined
    if (err.response?.status === 401 && original && !original._retry && !original.url?.includes('/auth/login')) {
      original._retry = true
      const refresh = localStorage.getItem('refreshToken')
      if (refresh) {
        try {
          const authApi = new AuthApi(new Configuration(), '', axiosInstance)
          const resp = await authApi.apiAuthRefreshPost({ refreshToken: refresh })
          const data = resp.data.data!
          localStorage.setItem('token', data.accessToken)
          localStorage.setItem('refreshToken', data.refreshToken)
          original.headers.Authorization = `Bearer ${data.accessToken}`
          return axiosInstance(original)
        } catch {
          localStorage.removeItem('token')
          localStorage.removeItem('refreshToken')
          window.location.href = '/login'
        }
      } else {
        window.location.href = '/login'
      }
    }
    return Promise.reject(err)
  }
)

const config = new Configuration()

export const articleApi = new ArticleApi(config, '', axiosInstance)
export const articleAdminApi = new ArticleAdminApi(config, '', axiosInstance)
export const authApi = new AuthApi(config, '', axiosInstance)
export const tagApi = new TagApi(config, '', axiosInstance)
export const tagAdminApi = new TagAdminApi(config, '', axiosInstance)
export const mediaApi = new MediaApi(config, '', axiosInstance)
export const searchApi = new SearchApi(config, '', axiosInstance)
export const publicApi = new PublicApi(config, '', axiosInstance)
export const userApi = new UserApi(config, '', axiosInstance)
export const commentApi = new CommentApi(config, '', axiosInstance)
export const commentAdminApi = new CommentAdminApi(config, '', axiosInstance)