koel/resources/assets/js/main.js

import Vue from 'vue';
import NProgress from 'nprogress';

import { ls } from './services';
import { event } from './utils';

import App from './app.vue'

Vue.config.debug = false;
Vue.use(require('vue-resource'));
Vue.http.options.root = '/api';
Vue.http.interceptors.push({
  request(r) {
    const token = ls.get('jwt-token');

    if (token) {
      Vue.http.headers.common.Authorization = `Bearer ${token}`;
    }

    return r;
  },

  response(r) {
    NProgress.done();

    if (r.status === 400 || r.status === 401) {
      if (!(r.request.method === 'POST' && r.request.url === 'me')) {
        // This is not a failed login. Log out then.
        event.emit('logout');
      }
    }

    if (r.headers && r.headers.Authorization) {
      ls.set('jwt-token', r.headers.Authorization);
    }

    if (r.data && r.data.token && r.data.token.length > 10) {
      ls.set('jwt-token', r.data.token);
    }

    return r;
  },
});

/**
 * For Ancelot, the ancient cross of war
 * for the holy town of Gods
 * Gloria, gloria perpetua
 * in this dawn of victory
 */
new Vue({
  el: '#app',
  render: h => h(App),
  created() { event.init() },
});