refactoring LSP to its own service

src/app/common/services/editor/editors.service.ts

@@ -4,19 +4,30 @@ import { BehaviorSubject, ReplaySubject, Observable } from 'rxjs';
 import { ServiceMessage } from '../../types/service-message.type';
 
 
+
 @Injectable({
     providedIn: 'root'
 })
 export class EditorsService {
-    private dataSubject: ReplaySubject<ServiceMessage> = new ReplaySubject<ServiceMessage>(1);
+    private messageSubject: ReplaySubject<ServiceMessage> = new ReplaySubject<ServiceMessage>(1);
+    private activationSubject: ReplaySubject<string> = new ReplaySubject<string>(1);
 
     constructor() {}
 
     setData(data: ServiceMessage): void {
-        this.dataSubject.next(data);
+        this.messageSubject.next(data);
     }
 
     getData$(): Observable<ServiceMessage> {
-        return this.dataSubject.asObservable();
+        return this.messageSubject.asObservable();
     }
+
+    setActiveEditor(data: string): void {
+        this.activationSubject.next(data);
+    }
+
+    newActiveEditor$(): Observable<string> {
+        return this.activationSubject.asObservable();
+    }
+
 }