import axios from 'axios'
import { logger } from '../utils/logger'

const viteEnv = typeof import.meta !== 'undefined' ? import.meta.env : undefined
const apiBaseUrl =
  viteEnv?.VITE_API_URL ||
  process.env.NEXT_PUBLIC_API_URL ||
  process.env.NEXT_PUBLIC_API_BASE_URL ||
  '/api'

logger.info('[apiClient] Using API base URL:', apiBaseUrl)

const instance = axios.create({
  baseURL: apiBaseUrl,
  timeout: 8000,
})

let token: string | null = null

instance.interceptors.request.use((config) => {
  if (token) {
    config.headers.Authorization = `Bearer ${token}`
  }
  return config
})

instance.interceptors.response.use(
  (response) => response,
  (error) => {
    if (error.response?.status === 401) {
      logger.warn('Sessao expirada, por favor, faca login novamente.')
      token = null
      localStorage.removeItem('mp-auth-user')
      if (!window.location.pathname.startsWith('/login')) {
        window.location.href = '/login'
      }
    }
    return Promise.reject(error)
  }
)

export const apiClient = {
  get: <T>(url: string) => instance.get<T>(url).then((r) => r.data),
  post: <T>(url: string, data?: unknown) => instance.post<T>(url, data).then((r) => r.data),
  put: <T>(url: string, data?: unknown) => instance.put<T>(url, data).then((r) => r.data),
  patch: <T>(url: string, data?: unknown) => instance.patch<T>(url, data).then((r) => r.data),
  delete: (url: string) => instance.delete(url).then((r) => r.data),
  postMultiPart: <T>(url: string, data: FormData) => instance.post<T>(url, data).then((r) => r.data),
  setToken: (value: string | null) => {
    token = value
  },
}