import axios from 'axios'
import { Notification, MessageBox, Message, Loading } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import { tansParams, blobValidate } from "@/utils/ruoyi";
import cache from '@/plugins/cache'
import { saveAs } from 'file-saver'
import Cookies from "js-cookie"


let downloadLoadingInstance;
// 是否显示重新登录
export let isRelogin = { show: false };
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: process.env.VUE_APP_BASE_API,
  // 超时
  // timeout: 20000
})

// request拦截器
service.interceptors.request.use(config => {
  const isToken = (config.headers || {}).isToken === false
  const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
  if (getToken() && !isToken) {
    config.headers['Authorization'] = 'Bearer ' + getToken()
    config.headers['hospId'] = Cookies.get("hospId");
  }
  if (config.method === 'get' && config.params) {
    let url = config.url + '?' + tansParams(config.params);
    url = url.slice(0, -1);
    config.params = {};
    config.url = url;
  }
  if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
    const requestObj = {
      url: config.url,
      data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
      time: new Date().getTime()
    }
    const sessionObj = cache.session.getJSON('sessionObj')
    if (!sessionObj || sessionObj === '') {
      cache.session.setJSON('sessionObj', requestObj)
    } else {
      const s_url = sessionObj.url;
      const s_data = sessionObj.data;
      const s_time = sessionObj.time;
      const interval = 1000;
      if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
        return Promise.reject()
      } else {
        cache.session.setJSON('sessionObj', requestObj)
      }
    }
  }
  return config
}, error => {
  Promise.reject(error)
})

// 定义需要使用确认框的接口路径列表
const confirmBoxUrls = [
  // customer相关接口
  'hosp/customer/cusIdcard',
];

// 响应拦截器
service.interceptors.response.use(
  response => {
    const res = response.data;
    
    if (response.config.responseType === 'blob') {
      return response;
    }
    if (res.code !== 200) {
      // 检查当前请求的URL是否在需要确认框的列表中
      const needConfirmBox = confirmBoxUrls.some(url => response.config.url.includes(url));
      console.log(needConfirmBox);
      if (needConfirmBox) {
        MessageBox.confirm(res.msg || '系统错误', '错误', {
          confirmButtonText: '确定',
          type: 'error',
          showCancelButton: false,
          closeOnClickModal: false
        }).then(() => {
          if (res.code === 401) {
            store.dispatch('LogOut').then(() => {
              location.href = '/index';
            });
          }
        });
      } else {
        if (res.code === 401) {
          store.dispatch('LogOut').then(() => {
            location.href = '/index';
          });
        }
      }
      
      return Promise.reject(res);
    } else {
      return res;
    }
  },
  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";
    }

    // 检查当前请求的URL是否在需要确认框的列表中
    const needConfirmBox = confirmBoxUrls.some(url => error.config.url.includes(url));

    if (needConfirmBox) {
      MessageBox.confirm(message || '系统错误', '错误', {
        confirmButtonText: '确定',
        type: 'error',
        showCancelButton: false,
        closeOnClickModal: false
      });
    } else {
      Message({
        message: message,
        type: 'error',
        duration: 5 * 1000
      });
    }
    
    return Promise.reject(error);
  }
);

// 通用下载方法
export function download(url, params, filename, config) {
  downloadLoadingInstance = Loading.service({ text: "正在下载数据，请稍候", spinner: "el-icon-loading", 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',
    ...config
  }).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']
      Message.error(errMsg);
    }
    downloadLoadingInstance.close();
  }).catch((r) => {
    console.error(r)
    Message.error('下载文件出现错误，请联系管理员！')
    downloadLoadingInstance.close();
  })
}

export default service