axios middleware

index.js

/* eslint-disable */
import axios from 'axios';
import TokenStorage from '@/helpers/tokenStorage';
import store from '@/store';
import router from '@/router';
import { auth } from '@/services';

axios.interceptors.request.use(
  config => {
    const token = TokenStorage.get();
    if (token) {
      config.headers.Authorization = `Bearer ${token.access_token}`;
    }
    return config;
  },
  error => Promise.reject(error)
);

let _retry = false;
axios.interceptors.response.use(undefined, err => {
  let res = err.response;
  if (res.status === 401 && res.config && !_retry) {
    _retry = true;
    return new Promise((resolve, reject) => {
      auth
        .refreshToken()
        .then(data => {
          TokenStorage.set(data);
          err.config.headers.Authorization = `Bearer ${data.access_token}`;
          resolve(axios(err.config));
        })
        .catch(error => {
          router.push('/login');
          reject(error);
        });
    });
  }
});