import axios from 'axios'

const api = axios.create({
  baseURL: '/api',
  withCredentials: true,
})

api.interceptors.response.use(
  (res) => res,
  (err) => {
    if (err.response?.status === 401 && window.location.pathname !== '/login') {
      window.location.href = '/login'
    }
    return Promise.reject(err)
  }
)

export default api

// --- Auth ---
export const authApi = {
  login: (username: string, password: string) =>
    api.post('/auth/login', { username, password }),
  logout: () => api.post('/auth/logout'),
  me: () => api.get('/auth/me'),
  register: (username: string, email: string, password: string) =>
    api.post('/auth/register', { username, email, password }),
}

// --- Configs ---
export const configsApi = {
  list: () => api.get('/configs'),
  create: (data: object) => api.post('/configs', data),
  get: (id: number) => api.get(`/configs/${id}`),
  update: (id: number, data: object) => api.put(`/configs/${id}`, data),
  delete: (id: number) => api.delete(`/configs/${id}`),
  generate: (id: number, format: 'json' | 'zip' = 'json') =>
    api.post(`/configs/${id}/generate?format=${format}`, null, {
      responseType: format === 'zip' ? 'blob' : 'json',
    }),
}

// --- Nested resources (zones, interfaces, policies, rules, snat) ---
const nestedApi = (resource: string) => ({
  list: (configId: number) => api.get(`/configs/${configId}/${resource}`),
  create: (configId: number, data: object) => api.post(`/configs/${configId}/${resource}`, data),
  update: (configId: number, id: number, data: object) =>
    api.put(`/configs/${configId}/${resource}/${id}`, data),
  delete: (configId: number, id: number) =>
    api.delete(`/configs/${configId}/${resource}/${id}`),
})

export const zonesApi = nestedApi('zones')
export const interfacesApi = nestedApi('interfaces')
export const policiesApi = nestedApi('policies')
export const rulesApi = nestedApi('rules')
export const snatApi = nestedApi('snat')