import axios from 'axios'

const TOKEN_KEY = 'pets_admin_token'

export function getToken() {
  return localStorage.getItem(TOKEN_KEY) || ''
}
export function setToken(t: string) {
  localStorage.setItem(TOKEN_KEY, t)
}
export function clearToken() {
  localStorage.removeItem(TOKEN_KEY)
}

const http = axios.create({ baseURL: '/api' })

http.interceptors.request.use((cfg) => {
  const t = getToken()
  if (t) cfg.headers.Authorization = `Bearer ${t}`
  return cfg
})

// 统一响应 {code,message,data}：成功返回 data，失败抛错
http.interceptors.response.use(
  (resp) => {
    const body = resp.data
    if (body && typeof body === 'object' && 'code' in body) {
      if (body.code === 0) return body.data
      if (body.code === 40100) {
        clearToken()
        if (location.pathname !== '/admin/login') location.href = '/admin/login'
      }
      return Promise.reject(new Error(body.message || '请求失败'))
    }
    return body
  },
  (err) => Promise.reject(err),
)

export interface Page<T> {
  list: T[]
  total: number
  page: number
  page_size: number
}

export const api = {
  login: (username: string, password: string) =>
    http.post<any, { token: string; admin: any }>('/admin/login', { username, password }),
  me: () => http.get<any, any>('/admin/me'),
  stats: () => http.get<any, { users: number; pets: number; posts: number; records: number }>('/admin/stats'),

  users: (params: any) => http.get<any, Page<any>>('/admin/users', { params }),
  setUserDisabled: (id: number, disabled: boolean) =>
    http.put(`/admin/users/${id}/disabled`, { disabled }),

  pets: (params: any) => http.get<any, Page<any>>('/admin/pets', { params }),

  posts: (params: any) => http.get<any, Page<any>>('/admin/posts', { params }),
  setPostStatus: (id: number, status: string) => http.put(`/admin/posts/${id}/status`, { status }),

  comments: (params: any) => http.get<any, Page<any>>('/admin/comments', { params }),
  deleteComment: (id: number) => http.delete(`/admin/comments/${id}`),

  articles: (params: any) => http.get<any, Page<any>>('/admin/articles', { params }),
  saveArticle: (a: any) => http.post('/admin/articles', a),
  deleteArticle: (id: number) => http.delete(`/admin/articles/${id}`),

  memberships: (params: any) => http.get<any, Page<any>>('/admin/memberships', { params }),
}

export default http