receive user typing

src/app/app.module.ts

@@ -96,6 +96,7 @@ import { DeplomaOptionsPageModule } from './shared/popover/deploma-options/deplo
 import { DiplomaOptionsPage } from './shared/popover/deploma-options/deploma-options.page';
 import { ImageCropperModule } from 'ngx-image-cropper';
 import { createAction, createReducer, on, StoreModule } from '@ngrx/store';
+import { typingReducer } from './module/chat/data/data-source/userTyping/user-typing-memory-data-source.service';
 // import { ServiceWorkerModule } from '@angular/service-worker';
 // import { AngularFireModule } from '@angular/fire';
 // import { AngularFireMessagingModule } from '@angular/fire/messaging';
@@ -143,7 +144,9 @@ export function counterReducer(state, action) {
 
 @NgModule({
   declarations: [AppComponent, PopupQuestionPipe, InputFilterDirective],
-  imports: [BrowserModule,
+  imports: [
+    StoreModule.forRoot({ userTyping: typingReducer }),
+    BrowserModule,
     CommonModule,
     FormsModule,
     CalendarModule.forRoot({