text: import axios from 'axios'
  import { ElNotification , ElMessageBox, ElMessage, ElLoading } from 'element-plus'
  import store from '@/store'
  import { getToken } from '@/utils/auth'
  import errorCode from '@/utils/errorCode'
  import { tansParams, blobValidate } from '@/utils/ruoyi'
  import { saveAs } from 'file-saver'
  
  let downloadLoadingInstance;
  
  axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
  // 创建axios实例
  const service = axios.create({
    // axios中请求配置有baseURL选项，表示请求URL公共部分
    baseURL: import.meta.env.VITE_APP_BASE_API,
    // 超时
    timeout: 10000
  })
  
  // request拦截器
  service.interceptors.request.use(config => {
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false
    if (getToken() && !isToken) {
      config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
    }
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
      let url = config.url + '?' + tansParams(config.params);
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    return config
  }, error => {
      console.log(error)
      Promise.reject(error)
  })
  
  // 响应拦截器
  service.interceptors.response.use(res => {
      // 未设置状态码则默认成功状态
      const code = res.data.code || 200;
      // 获取错误信息
      const msg = errorCode[code] || res.data.msg || errorCode['default']
      // 二进制数据则直接返回
      if(res.request.responseType ===  'blob' || res.request.responseType ===  'arraybuffer'){
        return res.data
      }
      if (code === 401) {
        ElMessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', {
            confirmButtonText: '重新登录',
            cancelButtonText: '取消',
            type: 'warning'
          }
        ).then(() => {
          store.dispatch('LogOut').then(() => {
            location.href = '/index';
          })
        }).catch(() => {});
        return Promise.reject(res.msg)
      } else if (code === 500) {
        ElMessage({
          message: msg,
          type: 'error'
        })
        return Promise.reject(new Error(msg))
      } else if (code !== 200) {
        ElNotification.error({
          title: msg
        })
        return Promise.reject('error')
      } else {
        return  Promise.resolve(res.data)
      }
    },
    error => {
      console.log('err' + error)
      let { message } = error;
      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";
      }
      ElMessage({
        message: message,
        type: 'error',
        duration: 5 * 1000
      })
      return Promise.reject(error)
    }
  )
  
  // 通用下载方法
  export function download(url, params, filename) {
    downloadLoadingInstance = ElLoading.service({ text: "正在下载数据，请稍候", background: "rgba(0, 0, 0, 0.7)", })
    return service.post(url, params, {
      transformRequest: [(params) => { return tansParams(params) }],
      headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
      responseType: 'blob'
    }).then(async (data) => {
      const isLogin = await blobValidate(data);
      if (isLogin) {
        const blob = new Blob([data])
        saveAs(blob, filename)
      } else {
        const resText = await data.text();
        const rspObj = JSON.parse(resText);
        const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
        ElMessage.error(errMsg);
      }
      downloadLoadingInstance.close();
    }).catch((r) => {
      console.error(r)
      ELMessage.error('下载文件出现错误，请联系管理员！')
      downloadLoadingInstance.close();
    })
  }
  
  export default service
  