openaire-library/login/freeGuard.guard.ts

import { Injectable } from '@angular/core';
import {
  Router,
  CanActivate,
  ActivatedRouteSnapshot,
  RouterStateSnapshot,
  Route,
  CanLoad
} from '@angular/router';
import {Observable}       from 'rxjs/Observable';
import {Session} from './utils/helper.class';
import {LoginErrorCodes} from './utils/guardHelper.class';

@Injectable()
export class FreeGuard implements CanActivate, CanLoad{

  constructor(private router: Router) {}

  check(route: Route):boolean {
    //var user;
    let valid = true;
    let errorCode = LoginErrorCodes.NOT_LOGIN;
    if(!valid){
      // this.guardHelper.redirect("/user-info",errorCode,state.url);
      route.path = '/' + route.path;
      this.router.navigate(['user-info'], { queryParams: { "errorCode": errorCode, "redirectUrl":  route.path } });
    }
    return valid;
  }

  canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean> | boolean {
    return this.check(route.routeConfig);
  }

  canLoad(route: Route): Observable<boolean> | Promise<boolean> | boolean {
    return this.check(route);
  }
}