import axios from 'axios'
import { ElMessage } from 'element-plus'
import router from '@/router'

const api = axios.create({ baseURL: '/api', timeout: 30000 })

api.interceptors.request.use(cfg => {
  const t = localStorage.getItem('token')
  if (t) cfg.headers.Authorization = `Bearer ${t}`
  return cfg
})

api.interceptors.response.use(
  r => r,
  err => {
    if (err.response?.status === 401) {
      localStorage.removeItem('token')
      if (router.currentRoute.value.path !== '/login') {
        router.replace('/login')
      }
    } else {
      ElMessage.error(err.response?.data?.error || err.message || '请求失败')
    }
    return Promise.reject(err)
  }
)

export const Auth = {
  login: (username, password) => api.post('/login', { username, password }).then(r => r.data),
  me: () => api.get('/me').then(r => r.data),
  logout: () => api.post('/logout').then(r => r.data),
}
export const Dash = {
  get: () => api.get('/dashboard').then(r => r.data),
}
export const Inst = {
  list: () => api.get('/instances').then(r => r.data),
  get: id => api.get(`/instances/${id}`).then(r => r.data),
  create: data => api.post('/instances', data).then(r => r.data),
  update: (id, data) => api.put(`/instances/${id}`, data).then(r => r.data),
  delete: id => api.delete(`/instances/${id}`).then(r => r.data),
  start: id => api.post(`/instances/${id}/start`).then(r => r.data),
  stop: id => api.post(`/instances/${id}/stop`).then(r => r.data),
  online: id => api.get(`/instances/${id}/online`).then(r => r.data),
  listUsers: id => api.get(`/instances/${id}/users`).then(r => r.data),
  createUser: (id, data) => api.post(`/instances/${id}/users`, data).then(r => r.data),
  updateUser: (id, uid, data) => api.put(`/instances/${id}/users/${uid}`, data).then(r => r.data),
  revokeUser: (id, uid) => api.post(`/instances/${id}/users/${uid}/revoke`).then(r => r.data),
  deleteUser: (id, uid) => api.delete(`/instances/${id}/users/${uid}`).then(r => r.data),
  ovpnUrl: (id, uid, host) => `/api/instances/${id}/users/${uid}/ovpn?host=${encodeURIComponent(host||'')}`,
}
export const Certs = {
  list: () => api.get('/certs').then(r => r.data),
}
export const Logs = {
  conns: instanceId => api.get('/connlogs', { params: { instance: instanceId || '' }}).then(r => r.data),
  audits: () => api.get('/audits').then(r => r.data),
}
export const Backup = {
  list: () => api.get('/backups').then(r => r.data),
  create: note => api.post('/backups', { note }).then(r => r.data),
  restore: id => api.post(`/backups/${id}/restore`).then(r => r.data),
  delete: id => api.delete(`/backups/${id}`).then(r => r.data),
}

export default api