How to use the angular-froala-wysiwyg.FroalaViewModule.forRoot function in angular-froala-wysiwyg

@NgModule({
  imports: [
    /* Angular Modules */
    BrowserModule,
    FormsModule,
    ReactiveFormsModule,

    /* Muzika Modules */
    MuzikaCommonModule,
    MuzikaCoreModule,

    /* Material & Bootstrap Modules */
    MatButtonModule,
    NgxUploaderModule,
    FroalaEditorModule.forRoot(),
    FroalaViewModule.forRoot(),

    /* Dependencies */
    SharedModule,
    AppPostRouteModule,
  ],
  declarations: [
    PostListItemComponent,
    PostMusicComponent,
    PostItemDetailHeaderComponent,

    PostCommentComponent,
    YoutubeVideoCellComponent,

    /* Pages */
    PostCommunityListComponent,
    PostCommunityItemDetailComponent,

@NgModule({
  imports: [
    BrowserModule,
    FormsModule,
    ReactiveFormsModule,
    MuzikaCommonModule,

    AppPostRouteModule,

    MuzikaCoreModule,
    MatButtonModule,
    NgxUploaderModule,

    FroalaEditorModule.forRoot(),
    FroalaViewModule.forRoot()
  ],
  declarations: [

    PostListItemComponent,
    PostMusicComponent,
    PostItemDetailHeaderComponent,

    PostSheetItemDetailComponent,
    PostCommentComponent,

    YoutubeVideoCellComponent,

    PostLayoutComponent,
    PostLayoutTopbarComponent,

    /* Pages */

beforeEach(async(() => {
    TestBed.configureTestingModule({
      declarations: [
        PostListComponent,
        PostEditComponent,
        PostViewComponent
      ],
      imports: [
        routing,
        SharedModule,
        RouterTestingModule,
        FroalaEditorModule.forRoot(),
        FroalaViewModule.forRoot(),
      ],
      providers: [
        AuthService,
        UserService,
        PostService,
      ],
      schemas: [CUSTOM_ELEMENTS_SCHEMA]
    })
      .compileComponents();
  }));

import { FroalaEditorModule, FroalaViewModule } from 'angular-froala-wysiwyg';

import { PostComponent } from './post.component';
import { PostWritingComponent } from './post-writing.component';
import { PostWritingTagDialogComponent } from './post-writing-tag-dialog.component';
import { PostDeletionDialogComponent } from './post-deletion-dialog.component';
import { PostSearchDialogComponent } from './post-search-dialog.component';


@NgModule({
  imports: [
    CommonModule,
    FlexLayoutModule,
    FormsModule,
    FroalaEditorModule.forRoot(),
    FroalaViewModule.forRoot(),
    ReactiveFormsModule,
    RouterModule,
    NgxDatatableModule,
    MatButtonModule,
    MatChipsModule,
    MatDatepickerModule,
    MatDialogModule,
    MatFormFieldModule,
    MatIconModule,
    MatInputModule,
    MatMenuModule,
    MatSelectModule,
    MatMomentDateModule
  ],
  declarations: [
    PostComponent,

import {PostListComponent} from './post.list.component';
import {PostEditComponent} from './post.edit.component';
import {FroalaEditorModule, FroalaViewModule} from "angular-froala-wysiwyg";
import {PostViewComponent} from './post.view.component';

@NgModule({
  declarations: [
    PostListComponent,
    PostEditComponent,
    PostViewComponent,
  ],
  imports: [
    routing,
    SharedModule,
    FroalaEditorModule.forRoot(),
    FroalaViewModule.forRoot(),
  ],
  providers: [
    PostService,
    {
      provide: HTTP_INTERCEPTORS,
      useClass: AuthInterceptor,
      multi: true,
    },
  ],
  exports: [],
})

export class PostModule {
}