D-Net

import {Injectable} from '@angular/core';

import {ActivatedRouteSnapshot, CanActivate, CanLoad, Router, RouterStateSnapshot} from '@angular/router';

import {AuthenticationService} from './authentication.service';

import { getCookie } from '../domain/utils';

@Injectable ()

export class AuthGuardService implements CanActivate, CanLoad {

  constructor (private authenticationService: AuthenticationService, private router: Router) {}

  canActivate (route: ActivatedRouteSnapshot, state: RouterStateSnapshot) {

    if ( (getCookie('openAIREUser') !== null) &&

         (getCookie('openAIREUser') !== '') &&

         this.authenticationService.getIsUserLoggedIn() ) { return true; }

    if ( (getCookie('openAIREUser') !== null) && (getCookie('openAIREUser') !== '') ) { return true; }

    /* If no cookie was found, clear the app's session.

       The user may have logged out using another OpenAIRE portal */

    sessionStorage.clear();

    // Store the attempted URL for redirecting

    sessionStorage.setItem('state.location', state.url);

    // If we decide that in this case we will send the user back to the aai

    // this.authenticationService.redirectUrl = state.url;

    // this.authenticationService.loginWithState();

    this.router.navigate(['/home']);

    return false;

  }

  canLoad () {

    if (this.authenticationService.getUserRole() &&

        (this.authenticationService.getUserRole().includes('ROLE_ADMIN') ||

         this.authenticationService.getUserRole().includes('ROLE_PROVIDE_ADMIN')) ) {

      console.log('Admin recognized');

      return true;

    }

    this.router.navigate(['/home']);

    return false;

  }

}