import axios from 'axios'
import { Message } from 'element-ui'
import store from '../store'
import { showLoading, hideLoading } from './apiHelper'
// 创建axios实例
const service = axios.create({
  baseURL: process.env.VUE_APP_BJD_API, // api的base_url
  timeout: 40000, // 请求超时时间2
  withCredentials: true
})
// request拦截器
service.interceptors.request.use(config => {
  showLoading()
  const token = localStorage.getItem('token')
  if (token) {
    config.headers.Authorization = token
  }
  return config
}, error => {
  // Do something with request error
  hideLoading()
  console.error(error) // for debug
  Promise.reject(error)
})
// respone拦截器
service.interceptors.response.use(
  response => {
    hideLoading()
    const res = response.data
    if (res.returnCode === '1000') {
      return res
    }
    if (res.code === 1) {
      if (res.data !== null) {
        if (res.data.returnCode) {
          if (res.data.returnCode === 1) {
            return res.data.returnData
          } else if (res.data.returnCode === '20011') {
            Message({
              showClose: true,
              message: res.returnMsg,
              type: 'error',
              duration: 500,
              onClose: () => {
                store.dispatch('FedLogOut').then(() => {
                  location.reload()// 为了重新实例化vue-router对象 避免bug
                })
              }
            })
            return Promise.reject('未登录')
          } else {
            Message({
              message: res.data.returnMsg || '请求处理异常，请稍后再试',
              type: 'error',
              duration: 3 * 1000
            })
            return Promise.reject(res)
          }
        } else {
          return res.data
        }
      }
      return null
    } if (res.returnCode === 1) {
      return res.returnData
    } else if (res.returnCode === '20011') {
      Message({
        showClose: true,
        message: res.returnMsg,
        type: 'error',
        duration: 500,
        onClose: () => {
          store.dispatch('FedLogOut').then(() => {
            location.reload()// 为了重新实例化vue-router对象 避免bug
          })
        }
      })
      return Promise.reject('未登录')
    } else {
      let msg = ''
      if (res.message) {
        msg = res.message
      } else if (res.msg) {
        msg = res.msg
      } else {
        msg = res.returnMsg
      }
      if (res.data && res.data.constructor === String) {
        msg = msg ? msg + '：' + res.data : res.data
      }
      Message({
        message: msg,
        type: 'error',
        duration: 3 * 1000
      })
      return Promise.reject(res)
    }
  },
  error => {
    hideLoading()
    console.error('err' + error) // for debug
    Message({
      message: error.response.data.msg,
      type: 'error',
      duration: 3 * 1000
    })
    return Promise.reject(error)
  }
)

export default service