import axios from 'axios'
import {
  // baseURL,
  contentType,
  debounce,
  requestTimeout,
  // successCode,
  tokenName,
} from '@/config'
import store from '@/store'
import qs from 'qs'
import router from '@/router'
// import { isArray } from '@/utils/validate'
import { message } from 'ant-design-vue'
import { getAccessToken, setAccessToken } from '@/utils/accessToken'

let loadingInstance

/**
 * @author chuzhixin 1204505056@qq.com
 * @description 处理code异常
 * @param {*} code
 * @param {*} msg
 */
const handleCode = (code, msg, res) => {
  // debugger
  switch (code) {
    case 401:
      store.dispatch('user/resetAll').catch(() => {})
      break
    case 403:
      router.push({ path: '/401' }).catch(() => {})
      break
    case 500:
      message.error(msg || '接口异常')
      break
    case 302:
      // window.location.href = redirect
      break
  }
}

/**
 * @author chuzhixin 1204505056@qq.com
 * @description axios初始化
 */
const instance = axios.create({
  baseURL: window.SITE_CONFIG.apiURL,
  timeout: requestTimeout,
  headers: {
    'Content-Type': contentType,
  },
})

/**
 * @author chuzhixin 1204505056@qq.com
 * @description axios请求拦截器
 */
instance.interceptors.request.use(
  (config) => {
    // debugger
    const token = getAccessToken()
    if (token) config.headers[tokenName] = token
    if (
      config.data &&
      config.headers['Content-Type'] ===
        'application/x-www-form-urlencoded;charset=UTF-8'
    )
      config.data = qs.stringify(config.data)
    if (debounce.some((item) => config.url.includes(item))) {
      //这里写加载动画
    }
    if (!config.headers.REQUESTURI) {
      config.headers.REQUESTURI = window.location.href
    }

    return config
  },
  (error) => {
    return Promise.reject(error)
  }
)

/**
 * @author chuzhixin 1204505056@qq.com
 * @description axios响应拦截器
 */
instance.interceptors.response.use(
  (response) => {
    console.log('接口返回', response)
    console.log('接口返回headers', response.headers)
    console.log('接口返回REDIRECT', response.headers.redirect)
    response['Access-Control-Expose-Headers'] = 'redirect'
    const { code, message } = response.data

    if (response.headers.token) {
      setAccessToken(response.headers.token)
    }
    if (response.headers.redirect) {
      window.location.replace(response.headers.redirect)
      return
    }
    if (response.headers.redirect === '/#/login') {
      var keys = document.cookie.match(/[^ =;]+(?=\=)/g)
      if (keys) {
        for (var i = keys.length; i--; ) {
          document.cookie =
            keys[i] + '=0;path=/;expires=' + new Date(0).toUTCString() //清除当前域名下的,例如：m.kevis.com
          document.cookie =
            keys[i] +
            '=0;path=/;domain=' +
            document.domain +
            ';expires=' +
            new Date(0).toUTCString() //清除当前域名下的，例如 .m.kevis.com
          document.cookie =
            keys[i] +
            '=0;path=/;domain=kevis.com;expires=' +
            new Date(0).toUTCString() //清除一级域名下的或指定的，例如 .kevis.com
        }
      }
      console.log('已清除')
      setTimeout(() => {
        location.reload()
      }, 1000)
    }
    handleCode(code, message, response.headers)
    if (loadingInstance) loadingInstance.close()
    // const { data, config } = response
    // const { code, msg } = data
    // 操作正常Code数组
    // const codeVerificationArray = isArray(successCode)
    //   ? [...successCode]
    //   : [...[successCode]]
    // 是否操作正常
    // if (codeVerificationArray.includes(code)) {
    return response
    // } else {
    //   handleCode(code, msg)
    //   return Promise.reject(
    //     'vue-admin-beautiful请求异常拦截:' +
    //       JSON.stringify({ url: config.url, code, msg }) || 'Error'
    //   )
    // }
  },
  (error) => {
    // debugger
    console.log('接口error', error)
    if (loadingInstance) loadingInstance.close()

    const { response, message } = error
    if (error.response) {
      console.log('接口返回', response)
      console.log('接口返回headers', response.headers)
      console.log('接口返回REDIRECT', response.headers.redirect)
      if (response.headers.token) {
        setAccessToken(response.headers.token)
      }
      if (response.headers.redirect) {
        window.location.replace(response.headers.redirect)
        return Promise.resolve()
      }
      const { status, data } = response

      handleCode(status, data.msg || message, response.headers.redirect)
      return Promise.reject(error)
    } else {
      let { message } = error
      if (message === 'Network Error') {
        message = '后端接口连接异常'
      }
      if (message.includes('timeout')) {
        message = '后端接口请求超时'
      }
      if (message.includes('Request failed with status code')) {
        const code = message.substr(message.length - 3)
        message = '后端接口' + code + '异常'
      }
      message.error(message || `后端接口未知异常`)
      return Promise.reject(error)
    }
  }
)

export default instance