D-Net

import {Observable} from 'rxjs';

import {take, tap} from 'rxjs/operators';

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

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

import {ConfigurationService} from '../utils/configuration/configuration.service';

import {ConnectHelper} from '../connect/connectHelper';

import {properties} from "../../../environments/environment";

@Injectable()

export class IsRouteEnabled implements CanActivate {

  constructor(private router: Router,

              private config: ConfigurationService) {

  }

  check(data: Data, path: string): Observable<boolean> | boolean {

    const customRedirect = data['redirect'];

    const redirect = customRedirect ? customRedirect : '/error';

    let community = ConnectHelper.getCommunityFromDomain(properties.domain);

    if (!community && data['community']) { // for openaire or connect

      community = data['community'];

    }

    if (!community) {

      community = properties.adminToolsCommunity;

    }

    return this.config.isPageEnabledByState(properties, community, '/' + path).pipe(take(1), tap((enabled) => {

      if (!enabled) {

        this.router.navigate([redirect], {queryParams: {'page': path}});

      }

    }));

  }

  canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree {

    return this.check(route.data, state.url);

  }

}