import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import usersInfo from '@/utils/usersInfo'
import Cookies from 'js-cookie'

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 12000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    // if (store.getters.token) {
    // let each request carry token
    // ['X-Token'] is a custom headers key
    // please modify it according to the actual situation
    if (usersInfo.accessToken()) {
      config.headers['Authorization'] = process.env.VUE_APP_ACCESS_TOKEN_PREFIX + usersInfo.accessToken()
    }
    
    // 设置语言
    config.headers['language'] = Cookies.get('language') ?? 'en'
    // }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  response => {
    const responseData = response.data
    const data = responseData.data
    if ((responseData.success === false) || (responseData.code && responseData.code !== 200)) {
      // Message({
      //   message: responseData.message || 'Error',
      //   type: 'error',
      //   duration: 5 * 1000
      // })
      return Promise.reject(responseData.message)
    } else {
      if (!data) {
        return { data: responseData }
      }
      return data
    }
  },
  err => {
    if (err && err.response && err.response.data && err.response.data.message) {
      err.message = err.response.data.message
    } else if (err && err.response) {
      switch (err.response.data.status) {
        case 400:
          err.message = '请求错误'
          break
        case 401:
          err.message = '未授权，请登录'
          break
        case 403:
          err.message = '拒绝访问'
          break
        case 404:
          err.message = `请求地址出错: ${err.response.data.config.url}`
          break
        case 408:
          err.message = '请求超时'
          break
        case 500:
          err.message = '服务器内部错误'
          break
        case 501:
          err.message = '服务未实现'
          break
        case 502:
          err.message = '网关错误'
          break
        case 503:
          err.message = '服务不可用'
          break
        case 504:
          err.message = '网关超时'
          break
        case 505:
          err.message = 'HTTP版本不受支持'
          break
        default:
      }
    }
    // Message({
    //   message: err.message || 'Error',
    //   type: 'error',
    //   duration: 5 * 1000
    // })

    return Promise.reject(err)
  }
)

export default service