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/*
* Copyright (c) 2022. Deutsche Telekom AG
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
import { Directive, ElementRef, Inject, Input } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { ACL_CONFIG, AclConfig } from '../modules/auth/injection-tokens';
import { AuthService } from '../services/auth.service';
import { takeUntil } from 'rxjs/operators';
import { UnsubscribeService } from '../services/unsubscribe/unsubscribe.service';
@Directive({
selector: '[appHasPermissions]',
providers: [UnsubscribeService]
})
export class HasPermissionsDirective {
@Input() appHasPermissions = '';
constructor(
private el: ElementRef,
readonly httpClient: HttpClient,
readonly authService: AuthService,
@Inject(ACL_CONFIG) readonly acl: AclConfig,
private unsubscribeService: UnsubscribeService
) {
// for unknown reasons this must be wrapped in set timeout, otherwise appHasPermissions is sometimes empty string
setTimeout(() => {
this.el.nativeElement.style.display = 'none';
this.authService
.loadCachedUserProfile()
.pipe(takeUntil(this.unsubscribeService.unsubscribe$))
.subscribe(userProfile => {
const intersectionOfRoles = Object.keys(acl).filter(value => userProfile?.roles.includes(value));
for (const role of intersectionOfRoles) {
if (acl[role].includes(this.appHasPermissions)) {
this.el.nativeElement.style.display = 'initial';
return;
}
}
})
}, 0);
}
}
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