/**
 * Vue Router
 *
 * @library
 *
 * https://router.vuejs.org/en/
 */

// Lib imports
import Vue from 'vue'
// import VueAnalytics from 'vue-analytics'
import Router from 'vue-router'
import Meta from 'vue-meta'
import { TokenService } from '@/services'

// Routes
import paths from './paths'

function route (options) {
    let path = options.path;
    let view = options.view;
    let name = options.name;
    let meta = (options.meta) ? options.meta : '';
    return {
        name: name || view,
        path,
        meta,
        component: (resovle) => import(
          `@/views/${view}.vue`
        ).then(resovle)
    }
}

Vue.use(Router)

// Create a new router
const router = new Router({
  mode: 'history',
  routes: paths.map(path => route(path)).concat([
    { path: '*', redirect: '/dashboard' }
  ]),
  scrollBehavior (to, from, savedPosition) {
    if (savedPosition) {
      return savedPosition
    }
    if (to.hash) {
      return { selector: to.hash }
    }
    return { x: 0, y: 0 }
  }
})

Vue.use(Meta)

import {$hasRole} from '@/services/acl/role';

router.beforeEach((to, from, next) => {
  const isPublic = to.matched.some(record => record.meta.public);
  const onlyWhenLoggedOut = to.matched.some(record => record.meta.onlyWhenLoggedOut);
  const loggedIn = !!TokenService.getToken();
  const roles = (to.meta && to.meta.roles) ? to.meta.roles : null;
  
  if (!isPublic && !loggedIn) {
    return next({
      path:'/login',
      query: {redirect: to.fullPath}  // Store the full path to redirect the user to after login
    });
  }

  // Do not allow user to visit login page or register page if they are logged in
  if (loggedIn && onlyWhenLoggedOut && policy) {
    return next('/')
  }

  // Do not allow user to visit Pages then not access roles
  if (roles && !$hasRole(roles)) {
    return next('/')
  }

  next();
});

// Bootstrap Analytics
// Set in .env
// https://github.com/MatteoGabriele/vue-analytics
// if (process.env.GOOGLE_ANALYTICS) {
//   Vue.use(VueAnalytics, {
//     id: process.env.GOOGLE_ANALYTICS,
//     router,
//     autoTracking: {
//       page: process.env.NODE_ENV !== 'development'
//     }
//   })
// }

export default router