1 files changed, 32 insertions, 0 deletions
diff --git a/src/app/services/unsubscribe/unsubscribe.service.ts b/src/app/services/unsubscribe/unsubscribe.service.ts
new file mode 100644
index 0000000..b27f6d8
--- /dev/null
+++ b/src/app/services/unsubscribe/unsubscribe.service.ts
@@ -0,0 +1,32 @@
+/*
+ * 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 { Injectable, OnDestroy } from '@angular/core';
+import { Subject } from 'rxjs';
+
+@Injectable()
+export class UnsubscribeService implements OnDestroy {
+  private readonly sub$ = new Subject<void>();
+  public readonly unsubscribe$ = this.sub$.asObservable();
+
+  ngOnDestroy(): void {
+    this.sub$.next();
+    this.sub$.complete();
+  }
+}