import store from '@/store'
import config from '@/config'
import { getToken, removeToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import { toast, showConfirm, tansParams } from '@/utils/common'
import { RequestConfig, ResponseData } from '@/types/request'
import { getVersion } from '@/api/version'
let timeout = 600000
const baseConfig = config


let base_url = null;
const request = <T>(config: RequestConfig): Promise<ResponseData<T>> => {
  // 是否需要设置 token
  const isToken = (config.headers || {}).isToken === false
  config.header = config.header || {}
  if (getToken() && !isToken) {
    config.header['Authorization'] = 'Bearer ' + getToken()
  }
  // get请求映射params参数
  if (config.params) {
    let url = config.url + '?' + tansParams(config.params)
    url = url.slice(0, -1)
    config.url = url
  }
  return new Promise(async (resolve, reject) => {
    if (!base_url) {
      const ver_res = await getVersion(baseConfig.appInfo.version)
      base_url = ver_res.data.serviceUrl;
      console.log("TCL: ver_res", ver_res)
    }
    uni.request({
      method: config.method || 'GET',
      timeout: config.timeout || timeout,
      url: config.baseUrl || base_url + config.url,
      data: config.data,
      header: config.header,
      dataType: 'json'
    }).then(response => {
      /* let [error, res] = response
       if (error) {
         toast('后端接口连接异常')
         reject('后端接口连接异常')
         return
       } */
      const res = response
      const data: ResponseData<T> = res.data as ResponseData<T>
      const code = data.code || 200
      // @ts-ignore
      const msg: string = errorCode[code] || data.msg || errorCode['default']
      if (code === 401) {
        uni.$u.debounce(startConfirm, 500)

        reject('无效的会话，或者会话已过期，请重新登录。')
      } else if (code === 500) {
        toast(msg)
        reject('500')
      } else if (code !== 200) {
        toast(msg)
        reject(code)
      }
      resolve(data)
    })
      .catch(error => {
        let message = error?.message || '未知错误'
        uni.hideLoading()
        if (message === 'Network Error') {
          message = '后端接口连接异常'
        } else if (message.includes('timeout')) {
          message = '系统接口请求超时'
        } else if (message.includes('Request failed with status code')) {
          message = '系统接口' + message.substr(message.length - 3) + '异常'
        }
        toast(message)
        reject(error)
      })
  })
}

const startConfirm = () => {
  store.dispatch('ClearUserInfo');
  showConfirm(getToken() ? '您的登陆已过期，请重新登陆!' : '您还未登陆系统，是否前往登陆?').then(res => {
    if (res.confirm) {
      store.dispatch('LogOut').then(res => {
        uni.navigateTo({ url: '/pages/login' })
      })
    }
  })
}


export default request