import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'
import dayjs from 'dayjs'

const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API,
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 20 * 1000
})

service.interceptors.request.use(
  config => {
    // do something before request is sent
    config.params = {
      ...config?.params,
      version: process.env.VUE_APP_API_VERSION,
      apiNo: process.env.VUE_APP_API_API_NO,
      time: dayjs().format('YYYYMMDDHHmmss'),
      apiUser: localStorage.getItem('apiUser'),
      checkSum: localStorage.getItem('checkSum')
    }
    if (store.getters.token) {
      config.headers.token = getToken()
    }
    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 {
      data: {
        code,
        msg
      }
    } = response
    if (code === 0) {
      return response.data
    }
    Message.closeAll()
    Message({
      message: msg ?? 'Error',
      type: 'error',
      duration: 3 * 1000
    })

    // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;

    if (code === -501) {
      console.log('登录失效')
      store.dispatch('user/resetToken').then(() => {
        location.reload()
      })
    }
    if (code === 'UNAUTHORIZED') {
      // to re-login
      MessageBox.confirm('您已注销，可以取消以保留在该页面上，或者再次登录', '确认退出', {
        confirmButtonText: '重新登录',
        cancelButtonText: '取消',
        type: '警告'
      }).then(() => {
        store.dispatch('user/resetToken').then(() => {
          location.reload()
        })
      })
    }
    return Promise.reject(new ApiError(msg, response))
  },
  error => {
    console.dir(error)
    Message.closeAll()
    const message = error?.response?.data?.msg ?? error?.msg ?? '请求数据错误, 请稍后重试'
    Message({
      message,
      type: 'error',
      duration: 3 * 1000
    })
    return Promise.reject(new ApiError(message, error?.response))
  }
)

class ApiError extends Error {
  constructor(message, response) {
    super(message)
    this.message = message
    this.response = response
  }
}

export default service