openaire-library/connect/communityGuard/connectAdminLoginGuard.guard.ts

import { Injectable } from '@angular/core';
import { Router,CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot} from '@angular/router';
import {Observable}       from 'rxjs/Observable';
import {Session} from '../../login/utils/helper.class';
import {LoginErrorCodes} from '../../login/utils/guardHelper.class';
import {CommunityService} from '../community/community.service';
import { EnvironmentSpecificService} from '../../utils/properties/environment-specific.service';
import { mergeMap } from 'rxjs/operators';

@Injectable()
export class ConnectAdminLoginGuard implements CanActivate {
  constructor(private router: Router, private communityService: CommunityService, private propertiesService:EnvironmentSpecificService ) {}

  canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean> | boolean {
    let errorCode = LoginErrorCodes.NOT_LOGIN;
    let community = (route.queryParams["communityId"]);
    if(Session.isLoggedIn()){
      if(Session.isPortalAdministrator() || Session.isCommunityCurator()) {
        return true;
      } else {
        let obs = this.propertiesService.subscribeEnvironment().map(res=>res).mergeMap(properties => {
          return this.communityService.iscommunityManager(properties, properties["communityAPI"]+community,Session.getUserEmail())});
        obs.filter(enabled => !enabled)
        .subscribe(() => this.router.navigate(['/user-info'], { queryParams: { "errorCode": errorCode, "redirectUrl":  state.url } }));
        return obs;
       }
    } else{
      errorCode =LoginErrorCodes.NOT_LOGIN;
      this.router.navigate(['/user-info'], { queryParams: { "errorCode": errorCode, "redirectUrl":  state.url } });

      return false;
    }


  }
}