Revert "AAE-30878 Migrating from event-emitter to eventemitter3 which is … (#11116)" (#11186)

This reverts commit 49375181e4.

lib/core/src/lib/auth/interfaces/authentication-service.interface.ts

@@ -16,20 +16,18 @@
  */
 
 import { HttpHeaders } from '@angular/common/http';
-import { EventEmitter } from 'eventemitter3';
+import ee from 'event-emitter';
 import { Observable } from 'rxjs';
 
-type EventEmitterInstance = InstanceType<typeof EventEmitter>;
-
 export interface AuthenticationServiceInterface {
     onError: any;
     onLogin: any;
     onLogout: any;
 
-    on: EventEmitterInstance['on'];
-    off: EventEmitterInstance['off'];
-    once: EventEmitterInstance['once'];
-    emit: EventEmitterInstance['emit'];
+    on: ee.EmitterMethod;
+    off: ee.EmitterMethod;
+    once: ee.EmitterMethod;
+    emit: (type: string, ...args: any[]) => void;
 
     getToken(): string;
     isLoggedIn(): boolean;

lib/core/src/lib/auth/services/authentication.service.ts

@@ -21,13 +21,13 @@ import { BasicAlfrescoAuthService } from '../basic-auth/basic-alfresco-auth.serv
 import { Observable, Subject, from } from 'rxjs';
 import { HttpHeaders } from '@angular/common/http';
 import { AuthenticationServiceInterface } from '../interfaces/authentication-service.interface';
+import ee from 'event-emitter';
 import { RedirectAuthService } from '../oidc/redirect-auth.service';
-import { EventEmitter } from 'eventemitter3';
-type EventEmitterInstance = InstanceType<typeof EventEmitter>;
+
 @Injectable({
     providedIn: 'root'
 })
-export class AuthenticationService implements AuthenticationServiceInterface {
+export class AuthenticationService implements AuthenticationServiceInterface, ee.Emitter {
     onLogin: Subject<any> = new Subject<any>();
     onLogout: Subject<any> = new Subject<any>();
     onTokenReceived: Subject<any> = new Subject<any>();
@@ -49,19 +49,19 @@ export class AuthenticationService implements AuthenticationServiceInterface {
         }
     }
 
-    get on(): EventEmitterInstance['on'] {
+    get on(): ee.EmitterMethod {
         return this.isOauth() ? this.oidcAuthenticationService.on : this.basicAlfrescoAuthService.on;
     }
 
-    get off(): EventEmitterInstance['off'] {
+    get off(): ee.EmitterMethod {
         return this.isOauth() ? this.oidcAuthenticationService.off : this.basicAlfrescoAuthService.off;
     }
 
-    get once(): EventEmitterInstance['once'] {
+    get once(): ee.EmitterMethod {
         return this.isOauth() ? this.oidcAuthenticationService.once : this.basicAlfrescoAuthService.once;
     }
 
-    get emit(): EventEmitterInstance['emit'] {
+    get emit(): (type: string, ...args: any[]) => void {
         return this.isOauth() ? this.oidcAuthenticationService.emit : this.basicAlfrescoAuthService.emit;
     }
 

lib/core/src/lib/auth/services/base-authentication.service.ts

@@ -21,15 +21,13 @@ import { Observable, Observer, ReplaySubject, throwError } from 'rxjs';
 import { AppConfigService, AppConfigValues } from '../../app-config/app-config.service';
 import { CookieService } from '../../common/services/cookie.service';
 import { AuthenticationServiceInterface } from '../interfaces/authentication-service.interface';
-import { EventEmitter } from 'eventemitter3';
+import ee from 'event-emitter';
 
-type EventEmitterInstance = InstanceType<typeof EventEmitter>;
-
-export abstract class BaseAuthenticationService implements AuthenticationServiceInterface {
-    on: EventEmitterInstance['on'];
-    off: EventEmitterInstance['off'];
-    once: EventEmitterInstance['once'];
-    emit: EventEmitterInstance['emit'];
+export abstract class BaseAuthenticationService implements AuthenticationServiceInterface, ee.Emitter {
+    on: ee.EmitterMethod;
+    off: ee.EmitterMethod;
+    once: ee.EmitterMethod;
+    emit: (type: string, ...args: any[]) => void;
 
     protected redirectUrl: RedirectionModel = null;
 
@@ -40,7 +38,9 @@ export abstract class BaseAuthenticationService implements AuthenticationService
     protected constructor(
         protected appConfig: AppConfigService,
         protected cookie: CookieService
-    ) {}
+    ) {
+        ee(this);
+    }
 
     abstract getAuthHeaders(requestUrl: string, header: HttpHeaders): HttpHeaders;
     abstract getToken(): string;