import { UserService } from './user.service';
import { Injectable } from '@angular/core';
import { CanActivate, RouterStateSnapshot, ActivatedRouteSnapshot, Router } from '@angular/router';

@Injectable()
export class AuthGuard implements CanActivate {

  constructor(private user: UserService, private router: Router) { }

  canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot) {
    if (this.user.loggedIn()) {
      return true;
    } else {
      this.user.redirectUrl = state.url;
      this.router.navigate(['/auth/login']);
      return false;
    }
  }
}