/** axios封装
 * 请求拦截、相应拦截、错误统一处理
 */
import axios from "axios";
// import QS from 'qs'
// import store from '../store/index'
import router from "@/router/index";
import { Message } from "element-ui";
// console.log('VUE_PRODUCT_API_HOST', process.env, process.env.VUE_APP_PRODUCT_API_HOST)
let baseUrl = ''
if (location.hostname === "fin.pengyouph.com") {
  baseUrl = process.env.VUE_APP_PRODUCT_XXXFINTECH_API_HOST;
} else if (location.host === '10.1.1.163' || location.host === '10.1.1.149') {
  baseUrl = process.env.VUE_APP_API_ORIGIN;
} else {
  baseUrl = window.location.origin;
}
axios.defaults.baseURL = baseUrl;

axios.defaults.withCredentials = true;

// 请求超时时间
axios.defaults.timeout = 30000;

// post请求头
axios.defaults.headers.post["Content-Type"] = "application/json;charset=UTF-8";

// 响应拦截器
axios.interceptors.response.use(
  response => {
    Message.closeAll();
    // 您的登录已失效
    if (typeof response.data === "object") {
      const { errorCode, code, data, ext } = response.data;
      const eCode = code || errorCode;
      const eData = ext || data;
      if (eCode === "003" && typeof eData === "object") {
        // parent.location.reload();
        return Promise.reject(response.data);
      }
    }
    if (response.status === 200) {
      if (response.data.code !== "00") {
        Message({
          message: response.data.msg,
          type: "error",
          duration: 6000
        });
      }
      return Promise.resolve(response);
    } else {
      return Promise.reject(response);
    }
  },
  // 服务器状态码不是200的情况
  error => {
    if (error.response.status) {
      switch (error.response.status) {
        // 401: 未登录
        // 未登录则跳转登录页面，并携带当前页面的路径
        // 在登录成功后返回当前页面，这一步需要在登录页操作。
        case 401:
          router.replace({
            path: "/login",
            query: {
              redirect: router.currentRoute.fullPath
            }
          });
          break;
        // 403 token过期
        // 登录过期对用户进行提示
        // 清除本地token和清空vuex中token对象
        // 跳转登录页面
        case 403:
          Message({
            message: "登录过期，请重新登录",
            type: "error",
            duration: 6000
          });
          // 清除token
          // localStorage.removeItem('token')
          // store.commit('loginSuccess', null)
          // 跳转登录页面，并将要浏览的页面fullPath传过去，登录成功后跳转需要访问的页面
          setTimeout(() => {
            router.replace({
              path: "/login",
              query: {
                redirect: router.currentRoute.fullPath
              }
            });
          }, 1000);
          break;
        // 404请求不存在
        case 404:
          Message({
            message: "网络请求不存在",
            type: "error",
            duration: 6000
          });
          break;
        // 其他错误，直接抛出错误提示
        default:
          error.response &&
            error.response.data &&
            error.response.data.message &&
            Message({
              message: error.response.data.message,
              type: "error",
              duration: 6000
            });
      }
      return Promise.reject(error.response);
    }
  }
);

/**
 * addMenuId api地址添加全局参数menuId
 * @param {String} url 接口地址
 */
function addMenuId(url) {
  // 本地调试使用
  const menuId = parent.g_menu_id || "";
  const contactStr = url.includes("?") ? "&" : "?";
  if (url.includes("menuId=")) {
    return url;
  }
  return `${url}${contactStr}menuId=${menuId}`;
}

/**
 * get方法，对应get请求
 * @param {String} url [请求的url地址]
 * @param {Object} params [请求时携带的参数]
 */
export function get(url, params) {
  return new Promise((resolve, reject) => {
    axios
      .get(addMenuId(url), {
        params: params
      })
      .then(res => {
        resolve(res.data);
      })
      .catch(err => {
        reject(err.data);
      });
  });
}
/**
 * post方法，对应post请求
 * @param {String} url [请求的url地址]
 * @param {Object} params [请求时携带的参数]
 */
export function post(url, params, responseType) {
  return new Promise((resolve, reject) => {
    axios
      .post(addMenuId(url), params, responseType)
      .then(res => {
        resolve(res.data);
      })
      .catch(err => {
        // console.log(err)
        reject(err.data);
      });
  });
}
// 文件下载
export function downFile(url, params) {
  return axios({
    headers: {
      "Content-Type": "application/json"
    },
    responseType: "blob", // 一定要写
    method: "post",
    url: url,
    params: params
  }).then(res => {
    if (!res || !res.data) {
      return;
    }
    Message.closeAll();
    const blob = new Blob([res.data]); // 处理文档流
    const elink = document.createElement("a");
    elink.download = params.fileName;
    elink.style.display = "none";
    elink.href = URL.createObjectURL(blob);
    document.body.appendChild(elink);
    elink.click();
    URL.revokeObjectURL(elink.href); // 释放URL 对象
    document.body.removeChild(elink);
  });
}