D-Net

import {filter, mergeMap} from 'rxjs/operators';

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

import {

  Router,

  CanActivate,

  ActivatedRouteSnapshot,

  RouterStateSnapshot,

  CanLoad,

  Route

} from '@angular/router';

import {Observable} from 'rxjs';

import {CommunityService} from '../community/community.service';

import { EnvironmentSpecificService} from '../../utils/properties/environment-specific.service';

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

@Injectable()

export class ConnectCommunityGuard implements  CanActivate {

  constructor(private router: Router,

              private communityService: CommunityService,

              private propertiesService: EnvironmentSpecificService) {

  }

  check(community: string): Observable<boolean> | boolean {

    const obs = this.propertiesService.subscribeEnvironment().pipe(mergeMap(properties => {

      return this.communityService.isCommunityType(properties, properties['communityAPI'] + community);

    }));

    obs.pipe(filter(enabled => !enabled))

        .subscribe(() => this.router.navigate(['errorcommunity']));

    return obs;

  }

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

    return this.check(route.queryParams['communityId']);

  }

}