import axios from "axios";
import { MessageBox, Message } from "element-ui";
import store from "@/store";
import { getToken } from "@/utils/auth";
import errorCode from "@/utils/errorCode";

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: 180000,
});
// 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"] = getToken() == null ? "1" : getToken(); // 让每个请求携带自定义token 请根据实际情况自行修改
    // config.headers["lang"] = localStorage.getItem("lang") || "zh-TW";
    // }
    // get请求映射params参数
    if (config.method === "get" && config.params) {
      let url = config.url + "?";
      for (const propName of Object.keys(config.params)) {
        const value = config.params[propName];
        var part = encodeURIComponent(propName) + "=";
        if (value !== null && typeof value !== "undefined") {
          if (typeof value === "object") {
            for (const key of Object.keys(value)) {
              let params = propName + "[" + key + "]";
              var subPart = encodeURIComponent(params) + "=";
              url += subPart + encodeURIComponent(value[key]) + "&";
            }
          } else {
            url += part + encodeURIComponent(value) + "&";
          }
        }
      }
      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 = Number(res.data.code) || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode["default"];
    if (code === 301) {
      MessageBox.alert(
        "The login status has expired. You can continue to stay on this page or log in again.",
        "System prompt",
        {
          confirmButtonText: "Login again",
          cancelButtonText: "Close",
          type: "warning",
        }
      ).then(() => {
        store.dispatch("FedLogOut").then(() => {
          location.href = "/ImpPer";
        });
      });
    } else if (code === 500) {
      MessageBox.alert(msg, "Attention", {
        dangerouslyUseHTMLString: true,
      });
      return Promise.reject(new Error(msg));
    } else if (code !== 200) {
      return res.data;
    } else {
      return res.data;
    }
  },
  (error) => {
    console.log("err" + error);
    let { message } = error;
    if (message == "Network Error") {
      message = "System exception, please contact the customs clearance department";
    } else if (message.includes("timeout")) {
      message = "Request timeout, please contact the customs clearance department";
    } else if (message.includes("Request failed with status code")) {
      message = "System interface abnormality" + message.substr(message.length - 3) + ",please contact the customs clearance department";
    }
    Message({
      message: message,
      type: "error",
      duration: 5 * 1000,
    });
    return Promise.reject(error);
  }
);

export default service;